Mission Systems Test Engineer

Greenfield Engineering, a Saalex Company is seeking Mission Systems Test Engineer in Patuxent 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. Required 10+ 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 with VH‑92A, VH‑3D and VH‑60N helicopters. 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 #J-18808-Ljbffr