Systems Integration & Test Engineer III Security Clearance

Position: Systems Integration & Test Engineer III with Security Clearance
Job Number 715221

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

• Develop, review, and execute system and subsystem test plans, procedures, and schedules

• Support and participate in design reviews, TRRs, and technical interchange meetings

• Integrate and test in-house developed and COTS/GOTS components and subsystems

• Translate customer and program requirements into practical, executable test approaches

• Coordinate test activities across engineering teams, programs, and partner organizations

• Analyze test results and prepare clear, accurate test reports validating system performance

• Document anomalies, write discrepancy reports, and support regression testing after fixes

• Ensure test activities meet technical, schedule, and cost constraints Work Environment

• Collaborative engineering environment with cross-functional teams

• Mix of planning, analysis, documentation, and hands-on test support

• Work supports system-level integration and mission-critical testing

• 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 intended-before 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)

• Work on high-impact programs with real mission significance

• Collaborate with experienced engineers and technical leaders

• Access to professional development, training, and career growth opportunities

• Commitment to inclusion, accessibility, and ethical engineering Why You'll Love This Role

• Clear expectations with meaningful technical responsibility

• Opportunity to influence system performance through well-designed testing

• Exposure to multiple phases of the system lifecycle

• A role where your work directly supports mission readiness and success

• Balanced focus on technical depth, collaboration, and continuous improvement

Basic Qualifications:

Candidates must meet all requirements below
• Experience developing hardware test plans and test procedures

• Experience preparing and supporting Test Readiness Reviews (TRRs) and Technical Interchange Meetings (TIMs) or equivalent technical review packages

• Ability to support system- and subsystem-level integration and test activities
Desired

Skills:

Nice-to-have skills that strengthen candidacy but are not required
• Experience supporting missile and/or satellite development programs

• Strong written and verbal communication skills, including preparing and delivering technical presentations

• Certified Test Conductor

• 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…