Open Systems Technologies

A financial firm is looking for a DBA to join their team in Charlotte, NC. Compensation: $150-175K Responsibilities: Design, implement, and maintain NoSQL database solutions including Cassandra and Postgres. MongoDB is a plus Cassandra Cluster Administration Install, configure, and upgrade Cassandra clusters Manage nodes (add/remove nodes, decommissioning, replacements) Perform rolling restarts and version upgrades with minimal downtime PostgreSQL Database Administrator Installation, configuration, Performance Monitoring and tunning, High availability, Monitoring Monitor database performance and proactively address issues related to availability, latency, and data integrity Implement and maintain infrastructure as code (IaC) practices using tools like Ansible and Git Standardize and automate configuration of database environments across development, QA, and production Ensure consistency and compliance of system configurations through automated validation and reporting Collaborate with security and compliance teams to enforce configuration baselines and audit readiness Maintain documentation of configuration standards and change management procedures Develop automation scripts using Bash and Python to streamline database operations Manage infrastructure on Linux environment Work with cloud platform Azure to support hybrid and multi-cloud database deployments Utilize Ansible for configuration management and infrastructure automation Qualifications: 7+ years of experience in database engineering or a related field Experience in designing scalable and secure database architecture Professional experience with NoSQL technologies including Cassandra and Postgres Scripting, cloud platforms, and DevOps tools

A social networking platform is looking for an Android Developer to join their team in New York, NY. Pay: $80-85/hr Responsibilities: Design, develop & prototype Android native customer applications for internal and external use Participate in full app life cycle: concept, design, build, deploy, test and release to app store Work with product teams on new product ideas, designs, prototypes and estimates Keep up-to-date on current and upcoming features in relevant products and platforms Drive a best practices approach to the continuous improvement of our products, processes, and tools Assist in the creation and maintenance of documentation for all features in development

A financial technology firm is looking for a Cyber Security Engineer to join their team in New York, NY. Compensation: $120-160k Must be a USC or GC Holder; No visa sponsorship Must be local to NY Metro Area; No relocation They are looking for a skilled Cybersecurity Engineer with a strong focus on Incident Response to join a high-performing technology team supporting critical financial infrastructure. Responsibilities: • Monitor security alerts, logs, and threat intelligence sources to identify potential incidents • Support end-to-end incident response activities including triage, containment, eradication, and recovery • Conduct root-cause analysis and deliver actionable remediation recommendations • Work with cross-functional teams to ensure clear communication and rapid response during incidents • Optimize security tooling, automation processes, and dashboards • Help strengthen overall security posture through proactive threat detection Qualifications: Required • 2+ years of hands-on cybersecurity experience (financial services experience preferred) • Experience managing security incidents • Strong analytical and problem-solving skills • Comfortable working with log data and threat intelligence platforms • Familiarity with SIEM, EDR, IDS/IPS, Firewalls, and Cloud security solutions Preferred • Scripting or automation experience (Python, PowerShell) • Exposure to digital forensics, threat hunting, or vulnerability management • Industry certifications such as GCIH, GCIA, CEH, Security+, or CySA+

A financial firm is looking for a Senior Analytics Engineer to join their team in Jersey City, NJ. Compensation: $150-170K US Citizens/GC Holders Only; No visa sponsorship 5 days onsite - Candidates must be local Domain experience preferred, finance experience required Responsibilities: Design and develop next-generation equity and credit analytics platforms. Work closely with business partners and analysts to understand data requirements and analyze and design the necessary data pipeline and database design. Design, implement and maintain data pipelines that can efficiently and reliably ingest and store data from a variety of internal and external sources. Develop robust quality control processing, monitoring, and workflow dashboards. Proficient in handling backend database work, well-versed in Python or Java, with the expertise to process and load data seamlessly into databases. Integrate risk and quantitative models. Simplify and automate existing manual data processes. Provide support for overnight batch jobs. Participate in strategic discussions. Work closely with a team of frontend and backend engineers, product managers, and analysts. Qualifications: Bachelor's or master's degree in computer science, Engineering, Physics, Math, or related work experience. 10+ years of expertise in application design, coding, testing, maintenance, and debugging. Experience creating and maintaining Conceptual, Logical, and Physical data models. Experience in building data pipelines, designing data models, and architecting data systems from the ground up. Skilled in developing Python APIs and writing code for loading and processing data. Experience in writing complex SQL queries, stored procedures, functions, and query optimization performance tuning. Strong proficiency in Java, REST, Microservices, Spring Boot, and API gateway. Experience working with various cloud technologies, including AWS, Azure, GCP, Snowflake, Spark, and their associated tools. Ability to identify opportunities to reuse data and reduce redundancy across the enterprise. Experience with Git/GitHub. Experience with DevOps tools like Jira, Confluence, and CI/CD pipelines (Jenkins). Experience with messaging technologies such as Kafka, as well as queuing technologies and other related tools. Must be willing to take full ownership of projects, covering discovery, analysis, technical design and implementation, testing, and deployment tasks. Strong communication skills; comfortable working closely with senior quantitative analysts, risk analysts and business partners. A strong desire to document and share work done to aid in long term support. Experience working in the finance industry. Experience with market data vendors - Bloomberg, Markit, ICE/Client, S&P, Moodys, Fitch, Russell, Intex, JPM, Factset, State Street, CRD, and Yieldbook. Experience working on distributed system and handling & processing of large-scale data (trades, risk, market data etc). Knowledge of fixed income analytics for asset types such as corporate bonds, Treasuries, Derivatives, Sovereigns, Bank Loans, MBS, ABS, and CLO. Proficient in managing foundational data, including security master, entity master, and account master.

A financial firm is looking for a Security Risk and Control Consultant to join their team in Iselin, NJ. Pay: $700-750/day Duration: 9 months; No conversion or extension Must be local to NJ; Hybrid - 2 days onsite/week The contractor will provide second line of defense security services by reviewing and challenging security controls aligned to the Cyber Risk Institute framework v2.1. This role is essential in ensuring the effectiveness and robustness of the organization's cybersecurity measures. Responsibilities: • Review and assess security controls in alignment with the Cyber Risk Institute framework v2.1. • Challenge existing security measures to identify potential vulnerabilities or areas for improvement. • Work with the first line of defense to promote effective control design and testing practices. • Document and communicate findings clearly to relevant stakeholders. • Provide recommendations to enhance cybersecurity control effectiveness. Qualifications: • Information security certification or equivalent contract experience focused on control design and testing. • Strong understanding of the Cyber Risk Institute framework v2.1. • Proven ability to critically assess and challenge security controls. • Excellent communication skills, both written and verbal. • Detail-oriented with a strong analytical mindset.