Mission Systems Test Engineer
- Salary
- $78k - $127k annually
- Level
- Mid
Not stated in the posting: work type, visa.
Open. First seen 2 October 2026.
About the role
Greenfield Engineering, a Saalex Company, is seeking a Mission Systems Test Engineer in Lexington Park, MD to support the H-1 Helicopter Avionics Test Facility and related military aviation programs. This role is responsible for the testing, integration, and evaluation of avionics, communications, mission systems, and COMSEC-enabled technologies that support aircraft modernization and operational readiness across multiple NAVAIR platforms.
Position Type: Full-Time
Salary: $78k-$127k annually (depending on experience)
Work Location: Onsite
Essential Functions:
- Develop and execute test procedure for avionics, radio, and weapon system and H1 software/hardware upgrades.
- 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.
- Utilize specialized test equipment, 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.
- 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:
- 2+ years of experience in hardware/software testing for military/commercial avionics equipment.
- Experience creating and executing software test procedures.
- Prior experience with avionics and mission systems testing.
- 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.
Desired:
- Experience with MUOS and other tactical communication links.
- Experience with H-1 and other NAVAIR platforms.
- Experience with avionics navigation and communication systems, including narrow band communications.
- 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.
- Knowledge of COMSEC protocols and secure communications equipment.
Education/Years of Experience:
Bachelor’s degree in Electrical Engineering, Avionics Systems Technology, Computer Systems, IT, or related field and 2+ years of experience required. Masters degree preferred.
Security Clearance:
Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.
Saalex's standard text
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
What this role asks for
90% of this description is written for the role. The rest is Saalex's standard text, folded away below.
Read against Saalex's other open postings on this site.
The team: Greenfield Openings HIRES STEADILY
This role is one of 23 open in Greenfield Openings. 1 was posted in the last 30 days and the oldest in March: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
C++ (5 of 23), Java (5 of 23), Python (4 of 23), C (2 of 23)
OTHER ROLES ON THIS TEAM
- Journeyman Software Developer posted Sep 30
- Avionics Integrated Product Team Lead posted Sep 11
- Cockpit Lead Systems Engineer posted Sep 9
- Senior Program Analyst posted Sep 1
- Mission Systems Program Analyst posted Sep 1
- Senior Financial Analyst posted Aug 27
- Engineering Technician III posted Jul 17
- Junior Systems Administrator posted Jul 15
- Junior Software Developer posted Jun 29
- Junior Surveillance Systems Engineer posted Jun 25
- Surveillance Systems Lead Engineer posted Jun 25
- Senior Mission Planning Engineer posted Jun 25
- Mission Planning Engineer posted Jun 25
- Surveillance Systems Engineer posted Jun 25
- Data Integrity Engineer (Avionics Software/Data Analysis) posted Jun 25
- Junior Mission Planning Engineer posted Jun 25
- Senior Data Integrity Engineer (Avionics Software & Data Analysis) posted Jun 24
- Junior Data Integrity Engineer (Avionics Software & Data Analysis) posted Jun 24
- Communications Engineer posted May 21
- Senior Communications Engineer posted May 21
- Mission Systems Test Engineer posted May 21
- Junior Systems Administrator posted Mar 10
From the team and dates on Saalex's own job board.
Posting history
Reposted once since 3 June 2026: a posting for this role in Lexington Park was taken down and the role was posted again.
- 2 October 2026 – open (this posting)
- 2 October 2026 – open
- 3 June 2026 – closed 20 June 2026
Similar jobs
- Application/Systems Administrator at Saalex
Also at this company - Senior Engineer, Installations at Saalex
Also at this company - Senior Engineer, Test & Evaluation (T&E) at Saalex
Also at this company - Junior Systems Administrator at Saalex
Also at this company - Web Application Developer at Saalex
Also at this company - Telecommunications Engineer - DPRI / Range Systems at Saalex
Also at this company
Is this your posting and you want it taken down? Email info@careerholo.com.