Senior MBSE Systems Engineer

Sabre Systems is currently recruiting for a Senior MBSE Systems Engineer for support to the Airborne Electronic Attack Systems Program Office (PMA-234) at Patuxent River Naval Air Station in Lexington Park, MD. The candidate will support PMA-234 Next Generation Jammer Low Band (NGJ-LB) efforts with model-based engineering focused on capability definition, interfaces, integration considerations, and verification readiness. This billet emphasizes disciplined modeling that can survive high-stakes integration conversations, turning complex EW/mission-system interactions into structured, reviewable model products. Location is on-site as required.

Primary Responsibilities:

• Build and refine SysML model elements that capture system context, mission threads, functional allocations, and interfaces for EW/jammer-related capabilities in WBBB RIBS-P format.
• Support interface alignment across subsystems and external dependencies by maintaining model-backed interface definitions and connection logic.
• Assist with requirements traceability and change impact analysis using model structure to expose downstream effects (interfaces, behaviors, verification).
• Contribute to model-based verification planning support (what gets verified, where, and how) and help prepare stakeholder-ready views for reviews.
• Apply program modeling conventions and support model housekeeping, governance, and publishing (packages, viewpoints, and review sets).

• Must have a have a master's degree in a technical or scientific field from an accredited college or university or a bachelor's degree in a technical or scientific field from an accredited college or university and an additional four (4) years of recent and relevant experience.
• 10+ years of systems engineering / MBSE experience on DoD mission systems or equivalent complex programs
• Hands-on SysML modeling experience and ability to produce clean, reviewable views for technical stakeholders
• Familiarity with interface definition practices and verification fundamentals
• Comfortable operating in a fast-moving, review-driven environment with multiple stakeholders
• Active Top Secret required; TS/SCI eligibility a plus.
• Selected candidate must be able to pass a background investigation
• Must be a US Citizen

Sabre Systems, LLC, has been providing innovative technological solutions and services for Department of Defense, Federal Civilian, and commercial customers for more than 35 years. We support the ever-evolving areas of advanced communication technologies, cyber, systems and software engineering, and digital transformation.

With over three decades in business, Sabre Systems, LLC remains committed to our small business values and a people-first philosophy. We foster a welcoming, inclusive culture that values diverse perspectives and encourages open communication. Our collaborative environment supports continuous learning and professional growth at all levels. We prioritize the health, well-being, and success of our employees, offering comprehensive, evolving benefits designed to meet their diverse needs. Join us and be part of a thriving, people-driven culture.

We respect the unique perspectives that a diverse workforce of minorities, women, individuals with disabilities, and protected veterans brings not only to our company, but also to our customers. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity and sexual orientation), national origin, age, disability or genetic information.

EEO Minorities/Females/Disability/Veterans; VEVRAA Federal Contractor

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