> Markdown version of [/jobs/ext/1978180-senior-systems-engineer](https://www.wearedevelopers.com/jobs/ext/1978180-senior-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Systems Engineer - **Company:** B CORE LLC - **Location:** Gaithersburg, MD, United States - **Experience:** Expert - **Salary:** $141,000.0 - $181,000.0 - **Contract:** Permanent contract - **Skills:** Adobe InDesign, Agile Methodology, Amazon Web Services, Systems Engineering, Confluence, JIRA, Microsoft Azure, Cloud Engineering, CompTIA Security+, Continuous Delivery, Continuous Integration, DevOps, Distributed Systems, Geospatial Intelligence, Scrum Methodology, Systems Development Life Cycle, Software Tools, Requirements Management, Software Engineering, Verification and Validation (Software), Systems Modeling Language, Systems Architecture, Systems Integration, Cloud Platform System, HybridCloud, Containerization, Kubernetes, Information Technology, Restful APIs, Devsecops, Docker, Microservices - **Published:** August 7, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9082093/senior-systems-engineer ## About the Role Clearance Required: Active TS clearance (with SCI Eligibility) and eligibility to obtain CI Poly Certification: CompTIA Security+ certification or an equivalent DoD IAT Level II certification, * Requires Bachelor's degree in Systems Engineering, Computer Science, Software Engineering, Electrical Engineering or a related STEM discipline * 8-12 years of prior relevant experience or Master's with 6-10 years of prior relevant experience * 8+ years of professional systems engineering experience, * INCOSE Systems Engineering Professional Certification (ASEP, CSEP, or ESEP) * Strong understanding of systems engineering principles and the systems development lifecycle * Experience working with Agile frameworks (Scrum, SAFe, Kanban) * Experience with requirements management tools such as Jira, Confluence, or similar * Knowledge of cloud environments (AWS, Azure, or GovCloud) * Experience with system integration, interface management, and enterprise architecture * Familiarity with DevSecOps pipelines and CI/CD tools * Ability to work effectively in a collaborative, cross-functional team environment What is ideal? * Experience supporting the customer's mission systems or GEOINT programs * Experience with Model-Based Systems Engineering (MBSE) and SysML * Familiarity with Cameo Systems Modeler or similar modeling tools * Experience with Kubernetes, Docker, and containerized applications * Knowledge of microservices architecture * Experience with REST APIs and distributed systems * INCOSE Systems Engineering Professional Certification (ASEP, CSEP, or ESEP) * SAFe Agilist (SA), Scrum Master, or Agile certification * Experience supporting cloud-native or hybrid cloud environments * Intelligence Community Experience preferred ## Description Do you want to join a team that is building tailored technical solutions to modernize our government's mission and our client's business? Do you have a desire to change how people work? Are you interested in helping to protect our nation's cyber interests? Join our growing team as a Senior Systems Engineer, supporting the NGA customer mission. Responsibilities As a key member of our engineering team, you'll help design, integrate, and evolve cutting-edge systems that enable our customers' mission. You'll work alongside software engineers, cybersecurity professionals, and government partners to transform mission needs into scalable, secure, and resilient solutions using modern engineering practices and DevSecOps principles. At Leidos, you'll have the opportunity to innovate, lead, and grow while contributing to technologies that matter. What you get to do every day: * Lead systems engineering activities across the full system lifecycle, including requirements analysis, architecture development, integration, testing, deployment, and sustainment. * Collaborate with Product Owners, Scrum Masters, and Agile development teams to refine features and translate mission needs into technical solutions. * Develop and maintain system architectures, interface definitions, operational concepts (CONOPS), and technical documentation. * Perform systems decomposition, functional analysis, allocation, and traceability using industry-standard systems engineering practices. * Support backlog refinement, sprint planning, and technical roadmap development. * Evaluate system performance, identify technical risks, and develop mitigation strategies. * Coordinate integration across multiple development teams and external mission partners. * Support verification and validation activities, ensuring requirements are fully tested and documented. * Participate in design reviews, architecture reviews, technical interchange meetings, and customer briefings. * Support DevSecOps initiatives and continuous integration/continuous deployment (CI/CD) processes. * Ensure compliance with customer and Intelligence Community engineering standards and security requirements. ## Related Videos - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Integrate your Cognitive Assistant with 3rd-party DBs and software](https://www.wearedevelopers.com/videos/249-integrate-your-cognitive-assistant-with-3rd-party-dbs-and-software) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Events like RSAC Get You CISOs. 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