Sr. Manual Test Engineer TS/SCI Polygraph LeidosSr. Manual Test Engineer TS/SCI PolygraphAnnapolis Junction, MarylandThe selected candidate will perform component, integration, and system level testing by writing and executing system-level test procedures, evaluating changes made to software applications, and verifying defect corrective actions discovered during development, testing, and/or operational use. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Senior DevOps Engineer 25k Sign On Bonus LeidosSenior DevOps Engineer 25k Sign On BonusColumbia, MarylandSeptember 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Senior Software Configuration Manager LeidosSenior Software Configuration ManagerAnnapolis Junction, Maryland$131,300–$237,350 / yearMust have excellent interpersonal skills, with the ability to build effective working relationships and interface professionally with peers and leadership, including developers, engineers, testers, customer points of contact, and company management. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Senior DevOps Engineer 25k Sign on Bonus LeidosSenior DevOps Engineer 25k Sign on BonusAnnapolis Junction, MarylandAugust 20, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Sr. Manual Test Engineer TS/SCI Poly LeidosSr. Manual Test Engineer TS/SCI PolyAnnapolis Junction, MarylandMust have experience participating in formal test events (Acceptance Test, User Acceptance Test, Software Final Release Test, Maintenance Release Test, etc.); demonstrated experience developing and executing formal system tests to verify compliance with customer requirements; experience collaborating with software developers to create formal test procedures. The selected candidate will perform component, integration, and system level testing by writing and executing system-level test procedures, evaluating changes made to software applications, and verifying defect corrective actions discovered during development, testing, and/or operational use.
Senior Software Engineer LeidosSenior Software EngineerLaurel, MarylandAs a Senior Software Engineer, you will bring advanced technical judgment to those challenges—developing and integrating software, solving complex performance problems, improving engineering practices, and helping ensure software teams deliver reliable capabilities into operational environments. Working knowledge of project data-flow technologies, including Niagrafiles, low-latency message transport, smart-collection systems, site-specific distribution management, and relevant protocols.
Senior Linux Systems Administrator - Quality Assurance LeidosSenior Linux Systems Administrator - Quality AssuranceLaurel, MarylandThe Leidos Intel Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support Intelligence Community customers as they address evolving national security challenges. As a Senior Linux Systems Administrator – Quality Assurance, you will leverage your experience to resolve complex operational issues, improve Linux platform reliability, and ensure systems remain ready to support testing, deployment, and mission execution.
Senior Windows Systems Administrator BAE Systems PlcSenior Windows Systems AdministratorAnnapolis Junction, MD$146,670–$249,330 / yearAbout BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Infrastructure Oversight: Monitor and optimize a sophisticated ecosystem comprising VMware server hosts, Windows and Linux guest servers, and Virtual Desktop Infrastructure (VDI).
Senior Manager, Insurance and Claims Advocacy Sun LifeSenior Manager, Insurance and Claims AdvocacyBaltimore, Maryland$76,200–$114,300 / yearThrough employers, industry partners and government programs, Sun Life U.S. offers a portfolio of benefits and services, including dental, vision, disability, absence management, life, supplemental health, medical stop-loss insurance, and healthcare navigation. You will set the vision, drive operational excellence, build scalable processes, and deliver measurable financial and experience outcomes—serving as the final escalation point for sensitive cases and establishing best practices across the organization.
Senior DevOps Engineer LeidosSenior DevOps EngineerGaithersburg, MD$131,300–$237,350 / yearYou will work closely with a multi-disciplinary team of engineers, architects, developers, software integrators, and system administrators on the following key tasks: Deploy, triage and maintain a production big data pipeline using a microservice architecture running on Kubernetes, Elasticsearch backend, and Kafka messaging. You bring enthusiasm, the ability to work well with people from different disciplines with varying degrees of technical experience, and meet the following qualifications: BS in Engineering, Computer Science, Systems Engineering, or related field or equivalent experience with 12+ years in software development, system engineering or related field.
R-00192196 Senior Inventory Specialist/Logistician TS/SCI Poly LeidosR-00192196 Senior Inventory Specialist/Logistician TS/SCI PolyAnnapolis Junction, MarylandExperience managing multiple purchases simultaneously across various stages of the procurement process, including partial receipts, backorders, goods receipts, data transfers, BOM updates, purchase closeouts, and delivery tracking. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Sr. Software Developer LeidosSr. Software DeveloperGaithersburg, MarylandJuly 13, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. • Optimizing the experience for the flying public, Air Traffic Control, and the airline industry by improving the collaboration and decision-making capabilities of flight controllers.
Senior Database Administrator (DBA) LeidosSenior Database Administrator (DBA)Baltimore, MarylandResponsibilities shall include, but are not limited to: Lead database architecture and administration supporting migration from the legacy Oracle Siebel database to the modernized AWS PostgreSQL (RDS/Aurora PostgreSQL) environment. Support design and development of data extraction, transformation, and loading (ETL) processes leveraging AWS Glue, PySpark, and AWS DMS to move data from Siebel/Oracle to AWS PostgreSQL staging and production environments.
Senior Architect - Industrial Whitman, Requardt and Associates LLPSenior Architect - IndustrialBaltimore, MD$160,000–$240,000 / yearThis position will lead and contribute to the design of a wide range of industrial projects including water/wastewater treatment plants, maintenance and operations facilities, laboratories, and other utility and infrastructure-related buildings. This is a unique opportunity to play a key role in developing the office, experience more responsibility and gain opportunity for growth in creative concepts, detailed design, client development and project management.
Senior DevOps Software Engineer ClearEdgeSenior DevOps Software EngineerJessup, MDFull timeIf this position does not fit your skillset, please visit our Careers page to explore our current openings, or contact a ClearEdge recruiter at careers@clearedgeit.com. Join ClearEdge as a Senior DevOps Software Engineer, where you will design, automate, and sustain infrastructure and deployment solutions supporting secure environments.
Senior Inventory Specialist/Logistician TS/SCI Poly LeidosSenior Inventory Specialist/Logistician TS/SCI PolyAnnapolis Junction, MarylandExperience managing multiple purchases simultaneously across various stages of the procurement process, including partial receipts, backorders, goods receipts, data transfers, BOM updates, purchase closeouts, and delivery tracking. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Senior System Administrator LeidosSenior System AdministratorLaurel, MarylandYou will administer UNIX, Linux, Windows, and virtual operating environments; support escalated technical issues; configure network components; implement operating-system enhancements; and provide detailed technical analysis to agency management and internal customers. The Leidos Intel Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support Intelligence Community customers as they address evolving national security challenges.
Senior Systems Administrator BAE Systems PlcSenior Systems AdministratorAnnapolis Junction, MD$146,670–$249,330 / yearAs one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support. Solve Complex Challenges: Act as the primary escalation point for hardware and software anomalies, transforming critical outages into opportunities for systemic improvement through innovative re-work solutions.
Senior Manufacturing Engineer Rocket Lab CorporationSenior Manufacturing EngineerMiddle River, MDTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond.
Senior Manager, Finance Managed Services - Controllership & Record-To-Report | Financial Services Industry DeloitteSenior Manager, Finance Managed Services - Controllership & Record-To-Report | Financial Services IndustryBaltimore, MD$148,200–$292,300 / yearThis role combines deep accounting and controllership expertise, managed services solutioning, Financial Services Industry experience, commercial leadership, executive presence, and the ability to lead complex client engagements and teams. Our professionals combine finance domain expertise, operational discipline, technology-enabled delivery, and deep industry experiences to help clients achieve sustainable outcomes at scale.