Systems Engineer Sr – GMD Weapons Systems; GWS

What We’re Doing

Become a part of something IMPACT-ful! Ground Missile Defense (GMD) is the heart of the Missile Defense System and a key element of our nation’s defense against ballistic missile attacks. The GMD Weapon System (GWS) processes data from multiple sensors to identify and characterize the inbound ballistic missile threat, plans the best defensive solution, and launches the intercepting missiles to negate the threat.

GWS – Launch and Missile Defense Systems has an exciting career opportunity for a Principal Systems Engineer to join our team of qualified, diverse individuals. This position will be on the GWS-GSS IPT located in Huntsville, AL. As the Sr Systems Engineer, some of your responsibilities will include requirements development, decomposition, software verification & generating system and segment‑level test procedures.

Lockheed Martin is a global aerospace, defense, and security company dedicated to advancing scientific discovery and harnessing innovation to make the world a safer place. Our RMS business is a hub of talented engineers, scientists, and professionals committed to shaping the future of defense technology. We value collaboration, excellence, and integrity in everything we do. As a part of our team, you will work alongside like‑minded individuals dedicated to pushing the boundaries of what’s possible.

Individual must be open to travel up to 10% of the time.

Your Health, Your Wealth, Your Life. Our flexible schedules, competitive pay and comprehensive benefits enable you to live a healthy, fulfilling life at and outside of work.

• Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 5 years of related experience
• Demonstrated proficiency with DOORS
• Missile Defense Domain knowledge
• Experience working in Hardware and Software integration
• Extensive experience with MBSE (Model Based Systems Engineering) and the use of SysUML to describe behaviors of a complex DoD system.
• Active Secret Clearance

• Prior experience with Cameo
• Experience with INCOSE Systems engineering
• Security+
• Current active in‑scope U.S. DoD Top Secret clearance

Ability and willingness to travel up to 10% of the time to support business needs.

• Capable of working both independently and within a small team environment.

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.

Employee will work on‑site full‑time. 9×80 every other Friday off. Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to employees.

This position requires a government security clearance; the applicant must be a U.S. citizen for consideration.

No telecommuting.