Systems Integration/Test Engineer Sr - E3
Lockheed Martin
Littleton, CO · Posted October 22, 2026
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Where Littleton, CO ranks
Where Littleton, CO placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #2Best cities for entry-level jobs that want AI skills in the Mountain West23% · of 16
- #2Best cities for AI-skill jobs in the Mountain West21% · of 19
- #3Best cities for mid-career professionals in the Mountain West60% · of 19
- #5Best cities for software and engineering jobs in the Mountain West207 openings · of 22
- #6Best cities for entry-level jobs that want AI skills23% · of 100
- #7Best college towns for junior jobs in the Mountain West30% · of 14
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among software developers, AI is already used for some of the tasks. Measured exposure for software developers: 29% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
Standard Job Description
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.
Join us in shaping a new era in space and find a career that's built for you.
The Erebus Program is a newly awarded 7-year effort that delivers cutting-edge intelligence and geospatial data management applications and services to the National Geospatial-Intelligence Agency (NGA). As the premier geospatial intelligence program globally, Erebus supports over 14,000 intelligence analysts and decision-makers at 50 distinct locations worldwide.
The Program’s focus is on meeting the current mission needs of our customer, but also pioneering future automation solutions for the NGA based on agency directives. We are developing innovative, machine-generated, and system-augmented geospatial analysis and production capabilities that will revolutionize the way intelligence is distributed to stakeholders. To achieve this, we need talented engineers who share our passion for excellence and innovation. If you're a skilled engineer looking for a challenging and rewarding opportunity, join the Erebus Team and help us build next generation of geospatial intelligence software and support critical national security missions.
In this role, you will be part of a software development Scrum team assisting with feature decomposition, creation of acceptance criteria, and software requirements verification. The successful candidate will have experience and/or knowledge of SCRUM processes and tools (such as Jira, Confluence).
The applicant selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information.
Basic Qualifications
Experience with requirements verification in an AGILE software development organization Experience with system of systems testing Experience with test automation software (TestComplete, JUnit) TS/SCI clearance needed to start the position
Desired Skills
Knowledge of GEOINT analytic workflows Excellent written and verbal communication Ability to work in a collaborative and team-based environment Experience working on AGILE software scrum teams
Proficient in AI prompting as it applies to this position and practice
Pay Information
Full-Time Salary Range: $95900.00 - $178100.00
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.