Description: Company Mission & Program Overview
At Lockheed Martin Space , we don’t just imagine the future—we build it. Our teams tackle some of the world’s most complex engineering challenges, delivering solutions that help protect lives and strengthen global security. Every day, our people bring passion, curiosity, and technical excellence to missions that truly matter.
One of those missions is missile defense. Through constant innovation and deep collaboration, we design and integrate advanced systems that can detect, track, and intercept missile threats across all domains. What was once science fiction—intercepting a missile with a missile—is now a proven reality.

The Next Generation Interceptor (NGI) program represents the next leap forward in missile defense capability. This program brings together cutting-edge technology, disciplined engineering, and mission-driven professionals to deliver solutions that could redefine how the world responds to emerging threats.

Role Overview
Lockheed Martin is seeking a Senior Systems Integration & Test Engineer to support the NGI program within an Assembly, Integration, and Test (AIT) environment. In this role, you will help ensure complex missile defense systems are correctly assembled, integrated, tested, and delivered—working hands-on with hardware, procedures, and multidisciplinary teams.

This position is ideal for an engineer who thrives in high-impact environments, enjoys translating requirements into real-world execution, and is motivated by seeing advanced technology move from concept to operational reality.

Key Duties & Responsibilities

• Execute integration and test activities within an Assembly, Integration, and Test environment to verify system performance and readiness
• Create, develop, and maintain test procedures that support system integration and vehicle delivery
• Support documentation control, configuration tracking, release processes, and government submittals
• Coordinate daily integration and test activities across multiple internal and external disciplines
• Obtain certification and perform duties as a Certified Test Conductor / Test Engineer, supporting system integration and verification efforts

Work Environment

• Hands-on engineering environment supporting hardware integration and test operations

• Work performed in laboratory, manufacturing, and test facilities

• Fast-paced, mission-critical setting requiring collaboration across engineering, manufacturing, quality, and program teams

• Occasional presentations to senior leadership and government customers

• Commitment to safety, quality, and operational excellence in all activities
  Basic Qualifications:

• Active Interim Secret security clearance required prior to start

• Experience in, or strong willingness to learn, Assembly, Integration, and Test (AIT) operations

• Experience in, or willingness to learn, writing and executing test procedures in an Assembly, Test, Launch Operations (ATLO), or production environment

• Prior experience supporting the Missile Defense Agency (MDA)

• Willingness and ability to present technical information to senior customers and Lockheed Martin executives
  Desired Skills:

• Prior certification as a Certified Test Conductor, Certified Principal Engineer, or industry equivalent

• Experience with, or willingness to learn, Contract Data Requirements Lists (CDRLs)

• Background testing weapon systems in a production or operational environment

• Ability to read and interpret mechanical and electrical drawings, schematics, specifications, and requirements

• Experience in or adjacent to manufacturing engineering or test engineering, including hardware integration and test flows

• Proven success working on cross-functional, multi-disciplinary teams

• Familiarity with Lockheed Martin Space systems tools (e.g., SAP, EPDM, VECAMS, PMP Database, Automation Framework) or similar industry tools

• Hands-on experience with basic laboratory equipment (power supplies, multimeters, signal analyzers, etc.)

• Strong communication and relationship-building skills with customers, program leadership, and engineering teams
  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:

Part-Time as assigned by leader
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, you’re 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:

No
Career Area:

Test Engineering
Type:

Part-Time
Shift:

First