Systems Integration & Test Engineer III

Description: Role Overview As a Systems Integration & Test Engineer, you will help ensure complex systems perform as designed by planning, executing, and documenting integration and test activities. You will work across engineering teams to translate requirements into effective test solutions and support system-level verification and validation efforts that are critical to mission success. This role focuses on hands-on test planning, execution support, and technical coordination, with opportunities to contribute across the system lifecycle. Key Duties / Responsibilities u2022 Develop, review, and execute system and subsystem test plans, procedures, and schedules u2022 Support and participate in design reviews, TRRs, and technical interchange meetings u2022 Integrate and test in-house developed and COTS/GOTS components and subsystems u2022 Translate customer and program requirements into practical, executable test approaches u2022 Coordinate test activities across engineering teams, programs, and partner organizations u2022 Analyze test results and prepare clear, accurate test reports validating system performance u2022 Document anomalies, write discrepancy reports, and support regression testing after fixes u2022 Ensure test activities meet technical, schedule, and cost constraints Work Environment u2022 Collaborative engineering environment with cross-functional teams u2022 Mix of planning, analysis, documentation, and hands-on test support u2022 Work supports system-level integration and mission-critical testing u2022 May include participation in formal reviews and structured test events Company Mission & Program Overview At Lockheed Martin, our mission is to deliver innovative, reliable solutions that support national security and space exploration. Our integration and test teams play a vital role in ensuring systems perform safely, reliably, and exactly as intendedu2014before they ever reach operational use. This role supports programs where quality, rigor, and accountability matter, and where engineering excellence directly contributes to real-world outcomes. Why Lockheed Martin (LM) u2022 Work on high-impact programs with real mission significance u2022 Collaborate with experienced engineers and technical leaders u2022 Access to professional development, training, and career growth opportunities u2022 Commitment to inclusion, accessibility, and ethical engineering Why Youu2019ll Love This Role u2022 Clear expectations with meaningful technical responsibility u2022 Opportunity to influence system performance through well-designed testing u2022 Exposure to multiple phases of the system lifecycle u2022 A role where your work directly supports mission readiness and success u2022 Balanced focus on technical depth, collaboration, and continuous improvement Basic Qualifications: _Candidates must meet_ all _requirements below_ u2022 Experience developing hardware test plans and test procedures u2022 Experience preparing and supporting Test Readiness Reviews (TRRs) and Technical Interchange Meetings (TIMs) or equivalent technical review packages u2022 Ability to support system- and subsystem-level integration and test activities Desired Skills: _Nice-to-have skills that strengthen candidacy but are not required_ u2022 Experience supporting missile and/or satellite development programs u2022 Strong written and verbal communication skills, including preparing and delivering technical presentations u2022 Certified Test Conductor u2022 Experience across multiple phases of a program, such as development test, flight test, operations, and systems engineering Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration. Clearance Level: Secret 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 Pay Rate: 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 $89,300 - $157,550. For states not referenced above, the salary range for this position will reflect the candidateu2019s 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. Benefits offered: 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. Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, youu2019re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications. Experience Level: Experienced Professional Business Unit: SPACE Relocation Available: Possible Career Area: Test Engineering Type: Full-Time Shift: First

Created: 2026-02-09