Job Description

Status: Direct Hire

Job Title: Subject-Matter Expert Avionics Engineer

Salary: $140,000 - $210,000

Location: Hybrid in Fort Belvoir, VA

About the company:

We are a well-established employee-owned company specializing in aerospace engineering, providing comprehensive support to various branches of the military and government sectors. Founded in 1977, our team has grown to over 2,200 employee-owners. By joining us, you become an owner and stockholder, contributing to a culture that values people, quality, integrity, and profitable growth. Our services encompass engineering, programmatic, and technical support, primarily for the Department of Defense and other national security clients.

Hiring and retaining top talent is key to our mission, aligning with our commitment to personal growth and continual improvement. We blend the values of a small company with the capabilities of a larger organization. Our management team is actively involved in strategic planning, ensuring diverse perspectives are integrated into our efforts to deliver advanced technology solutions, empower employees, and secure new business.

Subject-Matter Expert Avionics Engineer:

Our client is seeking a highly experienced Subject-Matter Expert (SME) Avionics Engineer to support a next-generation airborne architecture program designed to bring real-time data integration to the tactical edge. This role is ideal for a technical leader with a deep background in military avionics integration, digital engineering, and flight test operations. The position requires U.S. Citizenship and an active TS/SCI clearance.

This role is onsite in Beavercreek, Ohio.

Subject-Matter Expert Avionics Engineer Responsibilities:

• Define and oversee avionics system integration across multiple aircraft platforms, including MIL-STD-1553, ARINC 429/664, Ethernet TSN, and mission computers.
• Develop technical documentation such as Interface Control Documents (ICDs), signal flow diagrams, and timing budgets aligned with open systems architecture standards.
• Author airworthiness documentation, including safety assessments, AF Form 1067s, and E-series flight clearance packages.
• Ensure compliance with DO-254 and DO-178C certification processes as applicable.
• Create SysML models and manage digital thread consistency using MBSE tools.
• Lead configuration control efforts and synchronize system models with hardware and test documentation.
• Support hardware integration, EMI/EMC troubleshooting, and protocol validation in lab and flight test environments.
• Provide on-site flight test support including drafting test plans, monitoring telemetry, and resolving anomalies.
• Act as a technical advisor to internal teams and external stakeholders, including military program offices and OEM partners.
• Mentor engineering staff in avionics best practices, open architecture principles, and secure development workflows.

Subject-Matter Expert Avionics Engineer Qualifications:

• Bachelor’s degree in Electrical, Avionics, Aerospace, or Computer Engineering (Master’s preferred).
• 20+ years of experience in military avionics integration and flight test support for fixed-wing or rotary platforms.
• Expert-level understanding of MIL-STD-1553, ARINC protocols, Ethernet TSN/AFDX, and VPX-based systems.
• Proven track record integrating Type 1 encryption, RF/SATCOM systems, and open mission software frameworks (e.g., OMS/UCI, FACE, SOSA).
• Familiarity with tools such as CAMEO/MagicDraw, Rhapsody, Altium, or OrCAD for MBSE and E-CAD workflows.
• Experience supporting full system lifecycle from architecture to operational deployment.
• Strong communication and stakeholder engagement skills, including briefing senior leadership.
• U.S. Citizenship and an active TS/SCI clearance.

Preferred:

• Background with ABMS, CJADC2, or airborne networking initiatives.
• Knowledge of EMI/EMC standards and compliance (MIL-STD-461, RCC 324).
• INCOSE CSEP/ESEP, DER designation, or academic training from a test pilot school.
• Experience with software-defined radios, software-defined networking (SDN), and legacy avionics modernization.
• Familiarity with Agile/SAFe frameworks and DevSecOps environments (e.g., Platform One, Rancher).

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