Senior Software Engineer, Level 3 - Clearance Required
Listed on 2026-01-12
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Software Development
Software Engineer, C++ Developer, Python, Java Developer
Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more – we can innovate, invest, inspire and integrate our capabilities to transform the future.
At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future‑ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation.
And we’re reimagining how space can connect us, ensuring security and prosperity.
This Software Engineering position is part of an AEHF Flight Software team that designs, develops, tests, & supports various Software Products. The qualified candidate will be a member of the team that develops & tests Flight Software as well as Testbed Simulation Software.
Basic Qualifications- Unix/Linux based development and Operating System (OS) level experience, C/C++/Java experience, and Database experience.
- Must have experience with software development, unit testing, and system integration testing.
- Must be able to multi‑task, be a team player, and have ability to support multiple projects.
- Ability to develop Software solutions using C/C++/Java programming languages on a UNIX and Linux Platforms. A background in Embedded/Software design and methodology is a plus.
This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance LevelSecret
Other Important Information You Should Know- Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
- Ability to Work Remotely: Onsite Full‑time:
The work associated with this position will be performed onsite at a designated Lockheed Martin facility. - Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
- Schedule for this Position: 9x80 every other Friday off
The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $93,200 - $164,450. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information 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 and business considerations when extending an offer.
Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.
(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.
This position is incentive plan eligible.
Equal Opportunity EmployerLockheed Martin is an equal opportunity employer.…
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