Senior Systems Engineer

Leidos

Senior Systems Engineer supporting the delivery of enterprise data and analytics products for DoD organizations. Leading design and development of scalable solutions using MBSE techniques.

Posted 4/14/2026full-timeAlexandria • Maryland, Virginia • 🇺🇸 United StatesSenior💰 $107,900 - $195,050 per yearWebsite

Tech Stack

Tools & technologies

Distributed SystemsTypeScript

About the role

Key responsibilities & impact

Uses Model-Based Systems Engineering (MBSE) techniques and tools to design, develop, and maintain enterprise system designs at the component and sub-component level
Lead systems engineering lifecycle activities including requirements decomposition, interface definition, architecture alignment, and verification/validation planning.
Develop and maintain systems engineering documentation including architecture diagrams, interface control documents, and technical standards.
Ensure compliance with NIST SP 800-53, RMF, STIGs, and Zero Trust architecture requirements.
Identify and resolve system integration challenges impacting performance, scalability, and interoperability.

Requirements

What you’ll need

Active Top Secret (TS) clearance with SCI eligibility
Bachelor’s degree in Systems Engineering, Computer Science, Engineering, Information Systems, or related technical discipline and 8–12 years of relevant experience OR Master’s degree in a related field and 6–10 years of relevant experience
At least one of the following foundational qualification pathways consistent with DoD 8140 requirements: Current DoD 8570/8140 baseline certification appropriate for Intermediate System Administrator roles (e.g., Security+, GSEC, SSCP, or equivalent )
Minimum 8 years of systems engineering experience supporting complex DoD or enterprise-scale platforms.
Demonstrated expertise applying Model-Based Systems Engineering (MBSE) principles in large, distributed systems.
Proven experience developing and maintaining system artifacts using Cameo Systems Modeler (MagicDraw) or equivalent SysML-based modeling tools.
Experience performing systems engineering activities in DoD or Federal enterprise environments.

Benefits

Comp & perks

competitive compensation
Health and Wellness programs
Income Protection
Paid Leave
Retirement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Model-Based Systems Engineering (MBSE)requirements decompositioninterface definitionarchitecture alignmentverification/validation planningsystem integrationtechnical standardsarchitecture diagramsinterface control documentssystem artifacts

Certifications

Top Secret (TS) clearanceSecurity+GSECSSCP