Principal System Test Engineer
Confirmed on the employer's own hiring board on Nov 9, 2026. First seen by Alion on Nov 5, 2026. Lockheed Martin scores A on the Alion truth index.
Standard Job Description
The coolest jobs on this planet… or any other… are with Lockheed Martin Space. Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing people are on a mission to make a difference in the world and every single day we use our skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Do you want to join a team where employees envision the impossible, perform with excellence, and build incredible products?
The Assembly, Integration, and Test (AI&T) team within Operations, is seeking a Principal System Test Engineer to collaborate across multiple programs, define and validate system architectures, and actively support program reviews while mentoring fellow team members. This role will drive test program startup initiatives, establish testing frameworks, and ensure alignment with mission objectives through cross-functional collaboration. The ideal candidate will combine technical expertise in test architecture with a passion for guiding teams and delivering robust solutions in a dynamic aerospace environment.
Plans, implements, tests, documents, and maintains solutions for the integration and testing of in-house developed and COTS/GOTS components, elements, subsystems and/or systems. Synthesizes customer contractual needs and requirements into system test solutions that acknowledge technical, schedule and cost constraints. Establishes functional and technical specifications and standards, solves hardware/software interface problems, defines input/output parameters, and ensures integration of the entire system or subsystem. Reviews, evaluates and derives requirements for testability, develops and directs preparation and execution of comprehensive test plans, procedures and schedules for complete systems and/or subsystems. Coordinates subsystem and/or system testing activities with programs and other organizations. Performs analysis of test results and prepares comprehensive subsystem and/or system level evaluation reports which verify and validate system performance. Writes discrepancy reports and performs integration regression testing to verify/validate incorporated fixes to software, components, subsystems and systems.
Basic Qualifications
To be effective, you will need to possess these basic qualifications:
- Bachelor's degree or higher in a STEM field
- 15+ years of Spacecraft Test Engineering experience
- Demonstrated ability to be a technical leader
- Electrical Certified Test Conductor, or similar role
- Software test product development experience in Python
- TS/SCI clearance with the ablity to obtain and maintain a TS/SCI w/ poly
Desired Skills
To be effective, ideally, you should also have:
- 20+ years of Spacecraft Test Engineering experience
- Experience working and collaborating across programs in an effort to drive standard processes
- Demonstrated ability to support test program growth, from start to production levels
- Experience with Customer and Sr. Leadership communication and interaction
- TS/SCI w/ poly
Pay Information
Full-Time Salary Range: $178500.00 - $331500.00
At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow-both professionally and personally.
The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
- Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
- For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.