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Systems Integration/Test Engineer Sr - E3

Lockheed Martin

King of Prussia, PAFull-time$96–178K/yrSeen 1 day agoSeen in employer's feed 1 day ago

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At a glance

Compensation
$96–178K/yr
Location
King of Prussia, PA
Schedule
Full-time
Work Authorization
US work authorization required

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Secret clearance

Job overview

Lockheed Martin seeks a Systems Integration/Test Engineer to support software development and integration for satellite communications systems on an Agile Development Team. The role focuses on integrating and testing internally developed and commercial components, deriving testable requirements, preparing and executing test plans, coordinating system testing, and analyzing results to validate performance. U.S. citizenship and a final secret clearance are required to start.

Skills & qualifications

RequiredNice to have

Skills

Software IntegrationSoftware DesignSoftware TestingSoftware AnalysisDOORsCameoAutomated End-to-End TestingPlaywrightCypressSeleniumContinuous IntegrationDevSecOpsKubernetesRancherArgoCDGitLabSatellite Communications C2 OperationsTest Plan WritingTest Procedure WritingTechnical DocumentationSpacecraft TestingSystem-Level TestingAdaptabilitySystems ThinkingAI Prompting

Qualifications

Bachelor's or Master's in Computer Science, Engineering, or Related Technical FieldU.S. CitizenshipFinal Secret Clearance

Benefits

Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match
Paid Time Off
Parental Leave
Tuition Assistance

Full job description

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.

Lockheed Martin, a leader in advancing secure communications and cutting-edge defense technology, is seeking a Systems Integration/Test Engineer to join our team. This role offers the opportunity to work on mission-critical projects that protect and serve our nation’s defense.

In this position, you will play a key role in software development and integration as part of our Agile Development Team working on satellite communications (SATCOM) systems. You will support the development and integration of solutions to ensure robust, secure, and resilient software products that meet high-performance and security standards.

As a Systems Integration/Test Engineer you will:

  • Plan, implement, test, document, and maintain solutions for the integration and testing of internally developed and COTS components, elements, and systems

  • Establish functional and technical specifications and standards, solve software interface problems, define input/output parameters, and ensure integration of the system

  • Review, evaluate, and derive requirements for testability

  • Develop and direct preparation and execution of comprehensive test plans, procedures and schedules

  • Coordinate system testing activities with programs and other organizations.

  • Support end-to-end testing activities including regression testing.

  • Perform analysis of test results and prepare comprehensive system evaluation reports which verify and validate system performance

  • Write discrepancy reports and perform integration regression testing to verify/validate incorporated fixes to software, components, subsystems and systems

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

  • Bachelor’s and/or Masters degree in Computer Science, Engineering, or a related technical field

  • Experience with the integration, design, test, or analysis of software products or subsystems

  • Familiarity with Digital Engineering tools like DOORs and Cameo for requirements management and systems modeling

  • Experience with automated end-to-end testing using tools like Playwright or similar testing frameworks (Cypress/Selenium)

  • Familiarity with continuous integration concepts and DevSecOps tools (e.g. Kubernetes, Rancher, ArgoCD, and GitLab)

  • US Citizenship required. Final secret clearance required to start the role

Desired Skills

  • Experience with Command & Control (C2) operations for satellite communications ground systems, such as planning, directing, monitoring, and managing communications services and ground resources.

  • Experience writing test plans, test procedures, or technical documents

  • Experience preparing for and executing spacecraft or system-level tests

  • Capable of working in a fast-paced environment with evolving requirements and dynamic schedules

  • Demonstrated behaviors of a systems problem solver; selects and applies appropriate systems thinking skills to solve very sophisticated problems and implement constructive change

  • 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.

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

How this job compares

Set against the 508 open Systems Integration Engineer jobs on Olive Jobs, counted October 30, 2026.

Pay
  • This posting$96–178K/yr
  • US median$109–178K/yr384 salary ranges

This range's midpoint, $137K, is 7% below the US median midpoint ($148K) — in the middle half of Systems Integration Engineer salary ranges across the US.

Openings
Olive Jobs lists 508 open Systems Integration Engineer jobs across the US. 2% of them nationwide are listed as remote or flexible.
Hiring the most across the US
Experience
Systems Integration Engineer postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 3 to 7 years (404 postings).
Education
216 of the 508 open Systems Integration Engineer jobs (43%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on October 30, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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