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Mission Systems Test Engineer

Saalex

Lexington Park, MD • 9/20/2026

Job Description

Job Description

Greenfield Engineering, a Saalex Companyis seekingMission Systems Test EngineerinPatuxent River, MD to support the Presidential Helicopter Software Support Activity and related military avionics programs. The ideal candidate will have extensive hands-on experience with avionics navigation and communication systems, a strong background in hardware/software testing, and a working knowledge of narrow band communications. This role requires a Top Secret clearance and familiarity with COMSEC protocols.

Position Type:Full-Time

Salary: $100k - $135k (depending upon experience)
Work Location:Full-time onsite.

Essential Functions:

  • Develop detailed system and subsystem test requirements from high-level operational and system specifications for software/hardware implementation of avionics and communications systems.
  • Perform hands-on testing and integration of navigation and communication systems/subsystems (including Digital FM radio, GPS, SATCOM, HF ALE radio, Mil-Std 1553 Bus, and related equipment).
  • Utilize specialized test equipment (e.g., Avionics Integration Station, Bus Collection Computer, Satellite Simulators) for systems integration and compliance testing.
  • Analyze system performance data, including timing metrics and operational compliance, to validate system functionality and safety.
  • Investigate and resolve incident reports and defects, determining root causes and implementing corrective actions.
  • Develop and execute test procedures for aircraft avionics systems and associated support systems, ensuring compliance with approved Software Trouble Reports and Defects.
  • Provide customer support for aircrew procedures trainers, flight testing, and cockpit upgrade programs.
  • Participate in technical conferences and qualification testing activities.
  • Other duties as assigned or required.

Requirements

Required:

  • 3+ years of experience in hardware/software testing for military/commercial avionics equipment.
  • Demonstrated experience with avionics navigation and communication systems, including narrow band communications.
  • Working knowledge of COMSEC protocols and secure communications equipment.
  • Proficiency in developing and implementing test procedures for analog, digital, microprocessor, power, and RF electronics.
  • Strong analytical, troubleshooting, and documentation skills.
  • Excellent communication and customer support abilities.
  • Bachelor’s degree in Electrical Engineering, Avionics Systems Technology, or related field (Master’s preferred).

Desired:

  • Experience creating and executing software test procedures.
  • Experience withVH-92A,VH-3DandVH-60Nhelicopters.
  • Familiarity with Mil-Std 1553 Bus, SATCOM DAMA/DASA, HF ALE radio, and related avionics systems.
  • Prior experience supporting flight testing, NATOPS conferences.
  • Experience with tactical narrowband communications.
  • Prior experience with avionics and mission systems testing

Education:

Bachelor’s degree in Electrical Engineering, Avionics Systems Technology, or related field and 3+ years of experience.

Clearance:

Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.

Benefits

  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Resources
  • Stock Option Plan