22nd Century Technologies, Inc. (TSCTI)

Duration: Full-time Clearance Required: Active Top Secret clearance Certification Required: IAT Level III Certification; One or more of the Computing Environment (CE) Certifications Description: The Systems Engineer Lead is responsible for the design, administration, optimization, and security of enterprise server infrastructure supporting mission-critical academic, defense, and research operations. This role leads server engineering initiatives across physical, virtual, and cloud-connected environments while ensuring high availability, scalability, performance, and cybersecurity compliance. The ideal candidate will possess deep expertise in Windows Server administration, virtualization, enterprise storage, identity integration with Microsoft Entra ID, and enterprise cloud platforms including Microsoft 365 or Office 365 within highly regulated environments. Key Responsibilities: Lead the architecture, deployment, and maintenance of enterprise server infrastructure. Administer and support: Windows Server environments Virtualized infrastructure Hybrid cloud-connected systems Enterprise messaging and collaboration services Manage and support: Microsoft 365 Office 365 Exchange Online Teams SharePoint Online OneDrive administration Manage identity and access integration using: Active Directory Microsoft Entra ID Group Policy Conditional Access Multi-Factor Authentication (MFA) Oversee server lifecycle management including: Provisioning Patching Hardening Monitoring Backup and disaster recovery Maintain high-availability systems and ensure maximum uptime for critical services. Configure and manage virtualization platforms such as: VMware Hyper-V Nutanix Support enterprise storage and backup infrastructure. Implement cybersecurity best practices including: Server hardening Vulnerability remediation Access control management Audit compliance Monitor infrastructure performance and troubleshoot complex server-side issues. Develop automation scripts using PowerShell and enterprise automation tools. Support data center operations, maintenance windows, and infrastructure upgrades. Collaborate with cybersecurity, networking, and application teams on infrastructure initiatives. Create and maintain technical documentation, SOPs, and disaster recovery plans. Lead junior engineers and infrastructure modernization projects. Required Qualifications Bachelor's degree in information technology, Computer Science, Engineering, or related field. 10+ years of enterprise server administration or systems engineering experience. Strong expertise with: Windows Server Active Directory Microsoft Entra ID Microsoft 365 Office 365 VMware or Hyper-V Experience with: Exchange Online SharePoint Online Teams Administration DNS, DHCP, Group Policy Server virtualization Enterprise backup systems Storage infrastructure Patch management systems Knowledge of cybersecurity frameworks, DISA STIGs, and server hardening standards. Strong PowerShell scripting and automation experience. Strong troubleshooting and infrastructure optimization skills.

Systems and network administration supporting GIS CAD operations. Database management operations analyzing GIS systems requirements and defining work requirements. Designing and developing GIS production and user interface tools. Analyzing, designing, and developing GIS program language components to produce, test, and implement mathematical modeling systems functions. Estimating costs for GIS tasks to include staffing and hardware utilization requirements. Projecting GIS Service Center workloads and recommending hardware and software upgrades to meet upcoming requirements. Developing Enterprisesystems and applications using Environmental Systems Research Institute (ESRI) server technologies that include Javascript, API, and ArcGIS Online. Understanding of frameworks such as Bootstrap, Breeze, JQuery and Dojo. BA/BS in Geography, Natural Resources Management, Earth Sciences, Engineering, or Computer Sciences.

Security Clearance: DoD Top Secret Position Overview: Technical experience in software development with a specialization in digital forensics and forensic tool development. Expert knowledge of forensic analysis techniques, file systems, data recovery, and evidence handling best practices. Demonstrated experience in leading the design and architecture of complex forensic software solutions. Experience addressing the challenges associated with processing and analyzing petabytes of digital evidence from various sources.

Experience: In-depth knowledge of multimedia processing, analysis, and data management, including direct and recent experience building a petabyte-scale multimedia analysis platform. Experience developing and maintaining applications that handle petabyte-scale data and high-throughput processing. Proficiency in the Java programming language as well as front-end technologies JavaScript, HTML, CSS, and Vue. Familiarity with Agile development methodologies and experience with continuous integration and continuous deployment (CI/CD) practices. Demonstrated ability to lead a technical team, including setting goals, assigning tasks, and driving projects to completion. Strong problem-solving skills, with the ability to troubleshoot complex software issues. Experience with user interface and user experience design, ensuring that tools are accessible and efficient for end users. Perform system engineering and develop a multimedia review tool using agile methodology to integrate bug fixes, security enhancements, and new capabilities. Act as a subject matter expert for all portions of the multimedia review tool codebase and lead a team of developers to implement new features and resolve software issues Deliver multimedia review tool builds using agile processes to deliver incremental builds based upon agreed-upon MXU requirements.

Clearance: Top Secret Description: Provides cyber risk and threat identification by proactively and continuously monitoring the internal and external landscape for relevant events, risks, and threats related to malicious code, vulnerabilities, and attacks. Performs monitoring and analysis of threat intelligence monitoring tool services, product contracts, and relationships. Assists in the evaluation, development, testing, and implementation of emerging data access control technologies and information systems security issues, safeguards, and techniques. Recommends mitigation TTPs for identified malicious logic within the customer's environment.

The Systems Administrator Lead works under the supervision of the Manager of Compute & Storage Systems. The incumbent in this position acts as the senior technical expert on systems and database matters and takes a technical lead on projects that require specialized expertise. This is a non-supervisory position, and all reporting is directed exclusively to the Manager of Compute & Storage Systems. May also provide programmer/application support as necessary. ESSENTIAL FUNCTIONS: Manage numerous concurrent tasks and assignments, with frequent interruptions. Serves as a senior technical escalation point and provides technical mentorship to IT staff during complex assignments, projects, or system outages. Serves as a subject matter expert for all systems and responsible for the maintenance, configuration, and reliable operation of computer systems, servers, and virtualization. Install and upgrade computer components and software, manage virtual servers, and integrate automation processes. Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing impact of issues. Provide documentation and technical specifications to IT staff for planning and implementing new or upgrades of IT infrastructure. Perform or coordinate regular backup operations and implement appropriate processes for data protection, disaster recovery, and failover procedures. Responsible for capacity, storage planning, and database performance. Provides Google Workspace and Google Cloud Identity support; designs, implements, and maintains cloud identity management architectures, organizational units (OUs), access control policies, and Single Sign-On (SSO) integrations. Oversees infrastructure as code (IaC) and configuration management frameworks to automate cloud provisioning and deployment workflows. Performs database administration activities and application software support. Provides end-user support which includes answering technical questions related to operating systems, software products, and related items. Participates in writing bid specifications for new equipment, assessing bids, and evaluating new hardware and software. Must meet regular attendance requirements. Must be able to maintain good interpersonal relationships with staff, co-workers, managers, and citizens. Must accomplish the essential functions of the job, with or without reasonable accommodations, in a timely manner. Performs other duties as assigned.

Duration: FTE Clearance Required: Active Top Secret clearance Certification Required: PMP, CISSP Roles and Responsibilities: The selected candidate will provide leadership and oversight for enterprise-wide IT support services supporting the National Defense University (NDU). The role focuses on ensuring secure, reliable, and high-performing IT operations while supporting evolving mission requirements. Managing and overseeing enterprise IT operations and support services Ensuring 24x7x365 system availability, security, reliability, and connectivity Supporting network operations, infrastructure, cloud services, mobile devices, AV systems, SharePoint, storage, backup, and application support Monitoring and resolving network and system issues while ensuring compliance with DoD standards and policies Managing infrastructure and application vulnerability remediation efforts

Job Summary: We are seeking a Cybersecurity Lead to lead a team in delivering cybersecurity activities and functions that direct the security, operations, engineering, and defense of NEIS infrastructure, consistent with regulations, policies, memorandums, and directives to reduce attack surface, improve cyber detection/response, and evolve the overall cybersecurity posture against emerging threats. Responsibilities: Lead a team in implementing, operating, and maintaining a Layer 7 inspection at the firewalls IAW DISA "Zero Trust" guidance, OMB M-22-09, Continuous Monitoring program IAW NIST SP 800-137, and a SIEM capability IAW OMB M-21-31. Responsible for maintenance of cybersecurity for the NDU enterprise network in accordance with Federal Information Security Management Act (FISMA); National Institute of Standards and Technology (NIST); other Federal, DoD, Chairman of the Joint Chiefs of Staff (CJCS) requirements; and industry best practices. Cyber Network Defense (CND): Responsible for monitoring, analyzing, and responding to data and information security needs of NDU. The Contractor will operate in a digital or networked environment with tasks or responsibilities that fall outside simple tool usage. Alerts that have been identified to be critical shall be addressed 24x7x365. Cyber Incident Response: Provide for the immediate response and resolution of any reported incidents. Develop Cyber Incident After Action Reports after each incident. Continuous Integrated Security Support: Provide continuous integrated support for the day-to-day security compliance activities supporting NDU's Continuous Monitoring program. Provide continuous integrated support for the day-to-day security compliance activities supporting NDU's Continuous Monitoring program. Account Artifact Management and Tracking. Maintain Cyber database for all NDU Enterprise authorized users. Cyber and Accreditation Risk Management Framework (RMF) Support.