> Markdown version of [/jobs/ext/3951940-systems-engineer-mechancial](https://www.wearedevelopers.com/jobs/ext/3951940-systems-engineer-mechancial). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Systems Engineer Mechancial

- **Company:** Lockheed Martin
- **Location:** Greenwood Village, CO, United States
- **Salary:** $79,300.0 - $147,300.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Word, Microsoft Excel, Systems Engineering, Microsoft Office, Microsoft PowerPoint, Systems Integration, Technical Data Management Systems, Integration Tests, Trident
- **Published:** October 27, 2026
- **Apply:** https://www.careerbuilder.com/job-details/systems-engineer-mechancial-littleton-co--31779aad-b425-4c34-b138-657ae4334386

## About the Role

Systems Engineering, Mechanical Engineering, Cost Control, Vehicle Fleets, Technical Delivery, Systems Engineering, Integration Testing, System Integration (SI), Requirements Validation/Verification, Verification Plans, * Systems Engineering and/or Design experinence

 * Some experience generating technical data products
 * Effective communication skills, including ability

to explain complex concepts, lead reviews, and

negotiate requirements

 * Self-starter, able to complete work with general

direction

 * Active Secret security clearance with eligibility

to obtain a Top Secret

Desired Skills

 * Experience in Systems Engineering, specifically

in the areas of requirements, verification, and/or

Systems Integration

 * Experience integrating across functional

organizations.

 * MS Office software including Excel, Word,

PowerPoint, and/or Project

 * Experience with DOORS, DOORS Next, or other

requirement management tool

 * Experience with, or on, the FBM program,

working with the Navy, or Submarine exposure is

## Description

We want you to support the Fleet Ballistic Missile (FBM) Program by joining the Systems Engineering Integration and Test (SEIT) team as a Systems Engineer. The SEIT Requirements and Verification team handles all System level requirements for the Trident II ballistic missile (commonly known as the D5LE and D5LE2 missile), oversees interface definitions, plans and executes verification processes, and has fingers in every development project under the FBM Program.

We have a Weapon System level view of the FBM Program with activities related to integrating the FBM Life Extension 2 (LE2) missile into the submarine weapon system, as well as supporting efforts to integrate missile subsystems into the flight vehicle design.

As a Systems Engineer for Requirements and Verification on the FBM Life Extension 2 (LE2) program, you will:

 * Develop/analyze/verify system level requirements and document & manage accordingly.
 * Coordinate with customer and other contractors to execute verification analyses and tests.
 * Organize/coordinate domain expert objective evidence creation and documentation.
 * Organize/coordinate system level technical reviews.