Systems Engineer, Integration and Test Sr - Level 3 jobs in United States
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Lockheed Martin · 1 month ago

Systems Engineer, Integration and Test Sr - Level 3

Lockheed Martin is a global aerospace, defense, and security company, and they are seeking a Systems Engineer, Integration and Test Sr for the F-35 Systems Integration and Test team. The role involves ensuring seamless integration and rigorous testing of F-35 components to support mission-critical test execution.

AerospaceCyber SecurityMachinery ManufacturingMilitaryNational SecurityRemote SensingSecurity
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Growth Opportunities
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Design, configure, and maintain test benches and simulation environments for hardware‑software integration
Develop and execute test procedures, capture data, and analyze results to validate system performance
Collaborate with cross‑functional engineers to troubleshoot integration issues and drive corrective actions
Document test configurations, results, and lessons learned in compliance with program standards
Support continuous improvement of test processes and tooling to enhance efficiency and reliability

Qualification

Systems integrationTest procedures developmentLinux Operating SystemsSecurity+ certificationConfiguration ManagementMission Systems Integration LabsOpen System ArchitectureCollaborationAttention to detailProblem-solving

Required

MUST BE A U.S. CITIZEN - This position is located at a facility that requires special access
The selected candidate must possess an active Secret clearance to start

Preferred

Experience with MPSE installation and MDL generation
F35 Program clearances desired
Security+ certification
Configuration Management
Familiar with Mission Systems Integration Labs (MSIL/MVDL)
Familiar with Mission Systems Architectures
Experience in Mission Systems capabilities within aircraft platform(s)
Experience with software test design, software debug, lab integration, and test
Experienced working with multiple LM Aero F-35 engineering teams (e.g., MS, VS, WPNs, Labs)
Technical Experience/Background Experience with developing system
Experience with Linux Operating Systems
Experience with Open System Architecture and Common Systems

Benefits

Flexible scheduling options
Lockheed Martin’s comprehensive benefits package

Company

Lockheed Martin

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Lockheed Martin is a global security and aerospace company that specializes in advanced technology systems, products, and services. It is a sub-organization of Lockheed Martin.

Funding

Current Stage
Public Company
Total Funding
$6.06B
Key Investors
Air Force Research Laboratory
2025-12-05Post Ipo Debt· $3B
2025-08-28Post Ipo Debt· $3B
2023-11-13Grant· $33.7M

Leadership Team

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Jim Taiclet
Chairman, President & CEO
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Craig Martell
Chief Technology Officer
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Company data provided by crunchbase