Senior Systems Engineer in Gaithersburg

Job Summary

Leidos is looking for a TS/SCI cleared Senior Systems Engineer to design, engineer, develop and deploy software supporting the DIA‑NMEC Media Exploitation Center DOMEX Technology Platform (DTP). The role supports the DOMEX Data Discovery Platform (D3P) Modernization program and DIA‑OSIC's mission to centralize and standardize TCPED and OFINT across the DoD and IC enterprise. The selected individual will work closely with the Lead Systems Engineer, Release Train Engineer, and government leads to decompose high‑priority requirements into delivered solutions, executing on requirements analysis, design, system integration, and system testing.

• Manage, direct, coordinate, and provide technical direction for all aspects of the team’s development efforts.
• Plan, design, and oversee implementation of software development solutions. Provide technical support, coordination, and execution of systems engineering activities such as feature/requirements analysis, design, implementation planning, integration and test, sustainment, documentation, deployment, and system assessment.
• Ensure sound engineering practices are followed.
• Provide direction for interpretation and application of policies and procedures to engineering and development activities.
• Develop a working knowledge of government business processes and provide recommendations accordingly.
• Collaborate with other development teams to identify and develop high‑value integrations with other systems/applications.
• Develop, manage and continually improve the backlog of work items for an Agile scrum team. Update and prioritize stories and epics via feedback from program stakeholders.
• Support Scaled Agile Framework (SAFe) program increment planning and execution through creation of work tickets in Git Lab and program/system documentation. Lead or participate in all Agile ceremonies including daily stand‑up, planning, reviews, and retrospectives.
• Stay informed of increment and sprint progress and work with the team to identify and remove impediments and dependencies.
• Perform backlog refinement on a regular basis—decomposing features into workable stories, prioritizing or reprioritizing items, refining acceptance criteria and complexity estimates, or removing tickets that are no longer relevant.
• Accept or reject completed work based on defined acceptance criteria to ensure delivery of high‑quality software.
• Lead the design and architecture of backend systems and services.
• Drive initiatives related to scalability, reliability, and performance across the engineering team.
• Develop requirements and design documents.
• Contribute to and review RFCs, requirements, design, and architecture reviews.
• Coordinate with Test Team to develop and monitor automated system integration tests to identify failed modules and components.
• Manage project priorities, deliverables, and deadlines.
• Provide input on software components of system design, including hardware/software trade‑offs, software reuse, use of COTS/GOTS, and requirements analysis from system level to individual components.
• Foster an environment of collaboration with team members to deliver quality service and product to customers.
• Mentor mid‑level and junior engineers, offering guidance on best practices and career growth.

• BS in Engineering, Computer Science, Systems Engineering, or related field and 12–15 years of prior relevant experience, or Masters with 10–13 years. Additional years of experience in lieu of degree are acceptable.
• Must have an active Top Secret security clearance with the ability to obtain and maintain a TS/SCI with Polygraph.
• Software development experience in Java or Python.
• Experience as a Systems Engineer, Product Owner, or similar role in an Agile software development team.
• Experience with requirements and design documentation, including process flow diagrams.
• Demonstrated ability to break down complex problems into actionable steps.
• Experience managing and prioritizing product backlogs effectively.
• Strong understanding of Agile methodologies and experience with tools like Git Lab, Jira, and Confluence.
• Experience facilitating scrum ceremonies (Planning,…