Yoh, A Day & Zimmermann Company
Job Description Senior Network Engineer - Cloud & Infrastructure Overview Yoh is seeking a Senior Network Engineer to support a mission-critical enterprise and development infrastructure environment. This role will design, deploy, maintain, and secure network systems across data centers, on-premises locations, remote offices, and public cloud environments. The ideal candidate will have strong experience with routing, switching, firewalls, hybrid cloud connectivity, network automation, and enterprise security infrastructure. Location: San Mateo or surrounding San Francisco Bay Area Job Type: Contract Work Arrangement: Hybrid/onsite, as required Estimated Compensation: $80-$95/hour, depending on experience Responsibilities Network Engineering Design, architect, deploy, and maintain routing, switching, WLAN, and firewall infrastructure across data centers, corporate offices, remote sites, and cloud environments. Support public cloud networking in AWS and Azure, including secure connectivity solutions such as ExpressRoute, Transit Gateway, Cloud WAN, and Azure Virtual WAN. Deploy and manage WAN and VPN connectivity to ensure secure and reliable access for enterprise and mission-critical environments. Develop and apply network automation to streamline provisioning, monitoring, configuration management, and operational processes. Partner with cloud, platform, security, and infrastructure teams to develop standardized network architectures. Recommend and implement scalable, automated approaches to network operations and vulnerability remediation. Participate in Agile delivery cycles while managing assigned network projects and deliverables. Conduct network capacity planning and provide recommendations for growth, resiliency, and optimization. Operations and Support Plan and execute network and firewall changes in accordance with change-management and security-governance procedures. Monitor, analyze, and improve network performance, availability, resiliency, and security. Provide advanced troubleshooting for network hardware, software, connectivity, and application-related issues. Configure and maintain secure connectivity services, including VPN, ZTNA, HTTPS, and SFTP. Create and maintain accurate operational, configuration, and network documentation. Mentor operational teams on network processes, procedures, and troubleshooting practices. Engage vendors and strategic partners for escalated troubleshooting, lifecycle planning, and technology evaluations. Participate in an on-call rotation and scheduled maintenance activities. Maintenance and Security Lead or support network upgrades, patching, and maintenance activities within defined maintenance windows. Maintain network device software, hardware, and license compliance. Identify and remediate network security vulnerabilities in coordination with IT security teams. Support network segmentation, access control, firewall policy enforcement, and secure connectivity initiatives. Required Qualifications Six or more years of experience supporting and administering complex network systems in production environments. Strong expertise in network routing, switching, and security architecture. Experience with at least one network operating system, such as NX-OS, JunOS, or Arista EOS. Experience with at least one network security operating system, such as PAN-OS or FortiOS. Experience with network automation and infrastructure-as-code practices using tools such as Terraform, Ansible, or Python. Strong understanding of firewall management, network segmentation, VPN technologies, and secure remote access. Experience building and managing scalable hybrid infrastructure connectivity between on-premises systems and cloud networks. Excellent analytical, organizational, communication, and troubleshooting skills. Ability to communicate effectively with both technical and non-technical stakeholders. Proven ability to work independently and deliver results in a structured, process-driven environment. Bachelor's degree in a technical discipline, or six or more years of relevant experience combined with a professional certification such as CCNP, JNCIS, VCP-NV, or equivalent. Preferred Qualifications Experience with Juniper and Palo Alto networking solutions. Familiarity with centralized firewall-management platforms, including Panorama. Experience with WLAN technologies and wireless authentication, including 802.1X and RADIUS. Experience with network-access control solutions and network-access policy enforcement. Experience with ZTNA or SASE solutions, such as Prisma Access, Zscaler, or Cato. Working knowledge of virtualization or operating-system administration, including VMware, Windows, or Linux. Demonstrated project-management and technical leadership experience. Ability to coach peers and present technical information to non-technical stakeholders. Collaborative, solution-oriented approach in a fast-paced, change-controlled environment. Additional Requirements Must be able to work in the San Francisco Bay Area and report onsite as required. Must be comfortable participating in scheduled maintenance activities and an on-call rotation. Must comply with all applicable workplace, security, confidentiality, and access requirements. Employment is contingent upon successful completion of a background check conducted after a conditional offer, in accordance with applicable federal, state, and local law. Estimated Min Rate : $66.50 Estimated Max Rate : $95.00 What's In It for You? We welcome you to be a part of the largest and legendary global staffing companies to meet your career aspirations. Yoh's network of client companies has been employing professionals like you for over 65 years in the U.S., UK and Canada. Join Yoh's extensive talent community that will provide you with access to Yoh's vast network of opportunities and gain access to this exclusive opportunity available to you. Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include: Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week) Health Savings Account (HSA) (for employees working 20+ hours per week) Life & Disability Insurance (for employees working 20+ hours per week) MetLife Voluntary Benefits Employee Assistance Program (EAP) 401K Retirement Savings Plan Direct Deposit & weekly epayroll Referral Bonus Programs Certification and training opportunities Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply. Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Visit -with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process. For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. By applying and submitting your resume, you authorize Yoh to review and reformat your resume to meet Yoh's hiring clients' preferences. To learn more about Yoh's privacy practices, please see our Candidate Privacy Notice: -notice Stay Safe During Your Job Search Fraudulent recruiting communications have become increasingly common. Emails from Yoh recruiters will only come from email address. Yoh will never ask candidates to pay fees, purchase equipment, send gift cards, or transfer funds as part of the recruiting or hiring process. If you receive a communication that appears suspicious or requests payment, contact Yoh directly before responding or sharing personal information.
Job Description Senior Network Engineer - Cloud & Infrastructure Overview Yoh is seeking a Senior Network Engineer to support a mission-critical enterprise and development infrastructure environment. This role will design, deploy, maintain, and secure network systems across data centers, on-premises locations, remote offices, and public cloud environments. The ideal candidate will have strong experience with routing, switching, firewalls, hybrid cloud connectivity, network automation, and enterprise security infrastructure. Location: San Mateo or surrounding San Francisco Bay Area Job Type: Contract Work Arrangement: Hybrid/onsite, as required Estimated Compensation: $80-$95/hour, depending on experience Responsibilities Network Engineering Design, architect, deploy, and maintain routing, switching, WLAN, and firewall infrastructure across data centers, corporate offices, remote sites, and cloud environments. Support public cloud networking in AWS and Azure, including secure connectivity solutions such as ExpressRoute, Transit Gateway, Cloud WAN, and Azure Virtual WAN. Deploy and manage WAN and VPN connectivity to ensure secure and reliable access for enterprise and mission-critical environments. Develop and apply network automation to streamline provisioning, monitoring, configuration management, and operational processes. Partner with cloud, platform, security, and infrastructure teams to develop standardized network architectures. Recommend and implement scalable, automated approaches to network operations and vulnerability remediation. Participate in Agile delivery cycles while managing assigned network projects and deliverables. Conduct network capacity planning and provide recommendations for growth, resiliency, and optimization. Operations and Support Plan and execute network and firewall changes in accordance with change-management and security-governance procedures. Monitor, analyze, and improve network performance, availability, resiliency, and security. Provide advanced troubleshooting for network hardware, software, connectivity, and application-related issues. Configure and maintain secure connectivity services, including VPN, ZTNA, HTTPS, and SFTP. Create and maintain accurate operational, configuration, and network documentation. Mentor operational teams on network processes, procedures, and troubleshooting practices. Engage vendors and strategic partners for escalated troubleshooting, lifecycle planning, and technology evaluations. Participate in an on-call rotation and scheduled maintenance activities. Maintenance and Security Lead or support network upgrades, patching, and maintenance activities within defined maintenance windows. Maintain network device software, hardware, and license compliance. Identify and remediate network security vulnerabilities in coordination with IT security teams. Support network segmentation, access control, firewall policy enforcement, and secure connectivity initiatives. Required Qualifications Six or more years of experience supporting and administering complex network systems in production environments. Strong expertise in network routing, switching, and security architecture. Experience with at least one network operating system, such as NX-OS, JunOS, or Arista EOS. Experience with at least one network security operating system, such as PAN-OS or FortiOS. Experience with network automation and infrastructure-as-code practices using tools such as Terraform, Ansible, or Python. Strong understanding of firewall management, network segmentation, VPN technologies, and secure remote access. Experience building and managing scalable hybrid infrastructure connectivity between on-premises systems and cloud networks. Excellent analytical, organizational, communication, and troubleshooting skills. Ability to communicate effectively with both technical and non-technical stakeholders. Proven ability to work independently and deliver results in a structured, process-driven environment. Bachelor's degree in a technical discipline, or six or more years of relevant experience combined with a professional certification such as CCNP, JNCIS, VCP-NV, or equivalent. Preferred Qualifications Experience with Juniper and Palo Alto networking solutions. Familiarity with centralized firewall-management platforms, including Panorama. Experience with WLAN technologies and wireless authentication, including 802.1X and RADIUS. Experience with network-access control solutions and network-access policy enforcement. Experience with ZTNA or SASE solutions, such as Prisma Access, Zscaler, or Cato. Working knowledge of virtualization or operating-system administration, including VMware, Windows, or Linux. Demonstrated project-management and technical leadership experience. Ability to coach peers and present technical information to non-technical stakeholders. Collaborative, solution-oriented approach in a fast-paced, change-controlled environment. Additional Requirements Must be able to work in the San Francisco Bay Area and report onsite as required. Must be comfortable participating in scheduled maintenance activities and an on-call rotation. Must comply with all applicable workplace, security, confidentiality, and access requirements. Employment is contingent upon successful completion of a background check conducted after a conditional offer, in accordance with applicable federal, state, and local law. Estimated Min Rate : $66.50 Estimated Max Rate : $95.00 What's In It for You? We welcome you to be a part of the largest and legendary global staffing companies to meet your career aspirations. Yoh's network of client companies has been employing professionals like you for over 65 years in the U.S., UK and Canada. Join Yoh's extensive talent community that will provide you with access to Yoh's vast network of opportunities and gain access to this exclusive opportunity available to you. Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include: Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week) Health Savings Account (HSA) (for employees working 20+ hours per week) Life & Disability Insurance (for employees working 20+ hours per week) MetLife Voluntary Benefits Employee Assistance Program (EAP) 401K Retirement Savings Plan Direct Deposit & weekly epayroll Referral Bonus Programs Certification and training opportunities Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply. Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Visit -with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process. For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. By applying and submitting your resume, you authorize Yoh to review and reformat your resume to meet Yoh's hiring clients' preferences. To learn more about Yoh's privacy practices, please see our Candidate Privacy Notice: -notice Stay Safe During Your Job Search Fraudulent recruiting communications have become increasingly common. Emails from Yoh recruiters will only come from email address. Yoh will never ask candidates to pay fees, purchase equipment, send gift cards, or transfer funds as part of the recruiting or hiring process. If you receive a communication that appears suspicious or requests payment, contact Yoh directly before responding or sharing personal information.
Axle
Adamstown, Maryland
Job Description Job Description (ID: ) Axle is a bioscience and information technology company that offers advancements in translational research, biomedical informatics, and data science applications to research centers and healthcare organizations nationally and abroad. With experts in biomedical science, software engineering, and program management, we focus on developing and applying research tools and techniques to empower decision-making and accelerate research discoveries. We work with some of the top research organizations and facilities in the country including multiple institutes at the National Institutes of Health (NIH). Benefits We Offer: 100% Medical, Dental & Vision Coverage for Employees Paid Time Off and Paid Holidays 401K match up to 5% Educational Benefits for Career Growth Employee Referral Bonus Flexible Spending Accounts: Healthcare (FSA) Parking Reimbursement Account (PRK) Dependent Care Assistant Program (DCAP) Transportation Reimbursement Account (TRN) Axle is seeking an IT Operations Technical Lead to oversee and optimize hybrid cloud and on-premise infrastructure. This role combines hands-on technical leadership with ITIL-based operations, automation, and incident management. The ideal candidate brings deep Linux expertise and a focus on reliability, scalability, and modern workloads like AI/ML. Responsibilities: Lead and manage IT operations aligned with ITIL processes including Incident, Problem, Change, and Release Management Provide hands-on leadership in managing Linux and Windows environments across cloud and on-premises infrastructure Own and drive incident response, root cause analysis, and service restoration for mission-critical systems Design, build, and maintain golden images, patching strategies, and system hardening standards Lead patch management and vulnerability remediation programs ensuring compliance and system integrity Develop and implement automation solutions using modern approaches including Vibe Coding (AI-assisted development) to accelerate operational efficiency and reduce toil Support and optimize infrastructure for AI/ML workloads, including provisioning, scaling, and performance tuning Manage and maintain GPU-enabled environments and instances for high-performance computing and machine learning use cases Oversee and optimize infrastructure monitoring, logging, alerting, and observability frameworks Manage and mentor a team of systems engineers; provide technical guidance and performance oversight Collaborate with architecture, security, and development teams to improve reliability, scalability, and operational efficiency Support hybrid environments including cloud platforms and on-premise data centers Ensure proper documentation, runbooks, SOPs, and operational readiness Stay abreast of new technologies in your areas but not limited to US Federal Standards, NIST Publications, cloud computing & deployment, site reliability engineering, security standards and compliance best practices etc. Requirements: Must have 5+ years of experience leading operations team with hands-on experience in driving operational process improvements and technological advancements. Proven experience implementing and operating within ITIL frameworks Must have 10+ years of hands-on Unix/Linux experience that includes specific technical experience with CentOS / Red Hat systems administration support for large scale distributed environments Hands-on experience with incident management, patching, system hardening, and production support Experience building and maintaining golden images and standardized environments Strong scripting/automation skills (e.g., Python, Bash, PowerShell or similar) Experience with configuration management and automation tools (Ansible, Terraform, Puppet, Chef, or similar) Strong understanding of networking fundamentals (DNS, TCP/IP, firewalls, load balancing) Experience with monitoring and logging tools (e.g., Nagios, Splunk, ELK, Prometheus, Grafana) Must have Cloud Build-Out or Migration experience in at least one of the following providers Amazon AWS, Google GCP and Microsoft Azure Must have 2+ years with CI/CD and automation tools such as Terraform, Ansible, Chef, Puppet, Jenkins, GitHub Experience supporting AI/ML workloads or data-intensive platforms Familiarity with GPU-based compute environments (e.g., NVIDIA GPU instances) Must be willing to learn new technologies, adopt and adapt to emerging technologies or needs from a project to a project Knowledge of security best practices and compliance frameworks such as NIST 800-53, FedRAMP, FISMA etc. are preferred Certifications such as ITIL, Linux, AWS, Azure, or Kubernetes (CKA/CKAD) is preferred Networking certifications (CCNA/CCNP) are a plus Disclaimer: The above description is meant to illustrate the general nature of work and level of effort being performed by individuals assigned to this position or job description. This is not restricted as a complete list of all skills, responsibilities, duties, and/or assignments required. Individuals may be required to perform duties outside of their position, job description or responsibilities as needed. The diversity of Axle's employees is a tremendous asset. We are firmly committed to providing equal opportunity in all aspects of employment and will not tolerate any illegal discrimination or harassment based on age, race, gender, religion, national origin, disability, marital status, covered veteran status, sexual orientation, status with respect to public assistance, and other characteristics protected under state, federal, or local law and to deter those who aid, abet, or induce discrimination or coerce others to discriminate. Accessibility: If you need an accommodation as part of the employment process please contact: This role has a market-competitive salary with an anticipated base compensation range listed below. Actual salaries will vary depending on a candidate's experience, qualifications, skills, and location. Salary Range $150,000-$170,000 USD
Job Description Job Description (ID: ) Axle is a bioscience and information technology company that offers advancements in translational research, biomedical informatics, and data science applications to research centers and healthcare organizations nationally and abroad. With experts in biomedical science, software engineering, and program management, we focus on developing and applying research tools and techniques to empower decision-making and accelerate research discoveries. We work with some of the top research organizations and facilities in the country including multiple institutes at the National Institutes of Health (NIH). Benefits We Offer: 100% Medical, Dental & Vision Coverage for Employees Paid Time Off and Paid Holidays 401K match up to 5% Educational Benefits for Career Growth Employee Referral Bonus Flexible Spending Accounts: Healthcare (FSA) Parking Reimbursement Account (PRK) Dependent Care Assistant Program (DCAP) Transportation Reimbursement Account (TRN) Axle is seeking an IT Operations Technical Lead to oversee and optimize hybrid cloud and on-premise infrastructure. This role combines hands-on technical leadership with ITIL-based operations, automation, and incident management. The ideal candidate brings deep Linux expertise and a focus on reliability, scalability, and modern workloads like AI/ML. Responsibilities: Lead and manage IT operations aligned with ITIL processes including Incident, Problem, Change, and Release Management Provide hands-on leadership in managing Linux and Windows environments across cloud and on-premises infrastructure Own and drive incident response, root cause analysis, and service restoration for mission-critical systems Design, build, and maintain golden images, patching strategies, and system hardening standards Lead patch management and vulnerability remediation programs ensuring compliance and system integrity Develop and implement automation solutions using modern approaches including Vibe Coding (AI-assisted development) to accelerate operational efficiency and reduce toil Support and optimize infrastructure for AI/ML workloads, including provisioning, scaling, and performance tuning Manage and maintain GPU-enabled environments and instances for high-performance computing and machine learning use cases Oversee and optimize infrastructure monitoring, logging, alerting, and observability frameworks Manage and mentor a team of systems engineers; provide technical guidance and performance oversight Collaborate with architecture, security, and development teams to improve reliability, scalability, and operational efficiency Support hybrid environments including cloud platforms and on-premise data centers Ensure proper documentation, runbooks, SOPs, and operational readiness Stay abreast of new technologies in your areas but not limited to US Federal Standards, NIST Publications, cloud computing & deployment, site reliability engineering, security standards and compliance best practices etc. Requirements: Must have 5+ years of experience leading operations team with hands-on experience in driving operational process improvements and technological advancements. Proven experience implementing and operating within ITIL frameworks Must have 10+ years of hands-on Unix/Linux experience that includes specific technical experience with CentOS / Red Hat systems administration support for large scale distributed environments Hands-on experience with incident management, patching, system hardening, and production support Experience building and maintaining golden images and standardized environments Strong scripting/automation skills (e.g., Python, Bash, PowerShell or similar) Experience with configuration management and automation tools (Ansible, Terraform, Puppet, Chef, or similar) Strong understanding of networking fundamentals (DNS, TCP/IP, firewalls, load balancing) Experience with monitoring and logging tools (e.g., Nagios, Splunk, ELK, Prometheus, Grafana) Must have Cloud Build-Out or Migration experience in at least one of the following providers Amazon AWS, Google GCP and Microsoft Azure Must have 2+ years with CI/CD and automation tools such as Terraform, Ansible, Chef, Puppet, Jenkins, GitHub Experience supporting AI/ML workloads or data-intensive platforms Familiarity with GPU-based compute environments (e.g., NVIDIA GPU instances) Must be willing to learn new technologies, adopt and adapt to emerging technologies or needs from a project to a project Knowledge of security best practices and compliance frameworks such as NIST 800-53, FedRAMP, FISMA etc. are preferred Certifications such as ITIL, Linux, AWS, Azure, or Kubernetes (CKA/CKAD) is preferred Networking certifications (CCNA/CCNP) are a plus Disclaimer: The above description is meant to illustrate the general nature of work and level of effort being performed by individuals assigned to this position or job description. This is not restricted as a complete list of all skills, responsibilities, duties, and/or assignments required. Individuals may be required to perform duties outside of their position, job description or responsibilities as needed. The diversity of Axle's employees is a tremendous asset. We are firmly committed to providing equal opportunity in all aspects of employment and will not tolerate any illegal discrimination or harassment based on age, race, gender, religion, national origin, disability, marital status, covered veteran status, sexual orientation, status with respect to public assistance, and other characteristics protected under state, federal, or local law and to deter those who aid, abet, or induce discrimination or coerce others to discriminate. Accessibility: If you need an accommodation as part of the employment process please contact: This role has a market-competitive salary with an anticipated base compensation range listed below. Actual salaries will vary depending on a candidate's experience, qualifications, skills, and location. Salary Range $150,000-$170,000 USD
