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Systems Engineer, Nuclear Safety Security Clearance

Job in King of Prussia, Montgomery County, Pennsylvania, 19406, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-02-05
Job specializations:
  • Engineering
    Systems Engineer, Cybersecurity, Electrical Engineering, Engineering Design & Technologists
Job Description & How to Apply Below
Position: Systems Engineer, Nuclear Safety with Security Clearance
Job Number 713874

Description:

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve.

We're creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We're erasing boundaries and forming partnerships across industries and around the world. We're advancing spacecraft and the workforce to fuel the next generation. And we're reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you.

Come join a group of diverse Engineers with a long history of supporting the Air Force Mission reaching back to the 1960's. Today's challenge is to support the modernization of the Minuteman Weapon System by crafting, building, testing and deploying new Reentry Systems and Ground Equipment that will enable the new system to perform for many years to come. This critical mission area must be done right, pass meticulous certifications and last for many years to come.

In this exciting role you will be supporting the Nuclear Safety team across various Weapons Programs. As a Systems Engineer, you will directly help establish the technical solution and overall system design for one of our country's most vital and sophisticated strategic Systems! Your primary responsibilities in systems and nuclear safety engineering include:

• Applying DoD requirements and industry standards (AFMAN's, AFI-series, MIL-STD's, IEEE, Range Safety and more) applicable to the design and evaluation

• Following technical guidance and interpretation of applicability of nuclear and system safety requirements to program-unique designs to LM team members, customer personnel, and safety approval authorities.
• Using the latest in MBSE tools and processes to generate synergistic models to establish linkages across verification artifacts and requirements

• Presenting to customer management and safety control authorities the results of technical analyses and design solutions that demonstrate compliance aspects of the weapon system with applicable DoD customer requirements.

Basic Qualifications:

- Experience with nuclear weapons programs

- Experience with Critical Nuclear Weapon Design Information (CNWDI)
-Knowledge of security classification standards and their applications
-Active Secret Clearance with ability to obtain Top Secret Clearance
Desired

Skills:

• Experience collaborating with the National Nuclear Security Administration (NNSA)/ Department of Energy (DOE) National Labs on USAF Nuclear Weapons Programs

• Requirements assessment and/or management experience to include functional analysis, validation, allocation, and/or verification

• Experience with one or more of the following Systems Engineering tools:
SysML/Cameo Magic Draw, DOORS, Architecture Framework such as DoDAF, Model Center

• Ability to prioritize tasks and work efficiently in a high-demand, fast-paced environment

• Demonstrated basic understanding of systems thinking skills and behaviors

• Excellent written and verbal communications skills, strong social skills, and ability to build consensus among peers while building solid relationships with team members
-Active Top Secret Clearance
Security Clearance Statement:
This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Top 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…
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