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Guidance Navigation & Control Engineer IV Interim Top Secret

Job in Littleton, Arapahoe County, Colorado, 80121, USA
Listing for: Lockheed Martin Corporation
Full Time, Seasonal/Temporary position
Listed on 2026-06-17
Job specializations:
  • Engineering
    Systems Engineer, Aerospace / Aviation / Avionics, Engineering Design & Technologists
Job Description & How to Apply Below
Position: Guidance Navigation & Control Engineer IV (Staff) - Interim Top Secret
Description:

About Lockheed Martin Space:

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.

About the Role:

In this position, the selected candidate will report directly to the GN&C Manager within the GN&C Talent Center organization of Lockheed Martin Space. The Guidance, Navigation and Control (GN&C) Subsystems and Core Sim Team is made up of enthusiastic and talented individuals that design and produce the hardware, algorithms, and software required to solve the challenging problems of controlling spacecraft systems in a harsh, zero-g environment.

In this Guidance, Navigation & Control Engineer (Staff, Level IV) position, we are seeking an experienced GNC Engineer who will serve as a Line of Sight (LOS) SME.

The role specifically is looking for a specialist in the subject of optical line of sight (LOS) jitter analysis for precision pointing spacecraft to support multiple satellite buses including, but not limited to, the LM400 and LM2100 satellite series. In addition to an expertise in the field of LOS jitter analysis, the candidate should have familiarity with GN&C subsystem architecture, systems engineering, disturbance modelling, dynamometer testing, space vehicle jitter testing, requirements flow down, early program design and analysis, structural analysis, Damping, Dynamics Modeling, Modeling Uncertainty factors, LOS jitter analysis and time/frequency domain analysis.

Basic Qualifications:

Skill Requirements:

* Possess advanced domain experience in spacecraft controller design and optimization.

* Experience in developing and verifying performance of simulation models in simulation environments using programming tools that include MATLAB/Simulink, C++

* Possess advanced domain experience in LOS modeling and analysis.

* Specialist in the subject of optical line of sight (LOS) jitter analysis for precision pointing spacecraft

Security Clearance / Work Authorization:

* To meet requirements of the program/customer, this position requires the selected employee to be a U.S. Citizen.

* Interim Top Secret clearance is required to be considered qualified in addition to being the minimum level required prior to starting employment

* Selected candidates will be required to obtain, and maintain, a government issued Top Secret clearance for long term employment on this program.

Desired

Skills:

* Experience with CORESIM

* Experience with flight software development and autocode to C++ and Python

* Attitude Determination and Kalman Filter Experience

* Multi-body dynamics experience

* Familiarity with a GN&C hardware suite for space applications

* Domain experience in dynamics modeling

* Experience with LOS accuracy budgets

* Experience in Finite Element Modeling

* Experience in Disturbance modeling.

* Experience going through a spacecraft program life cycle encompassing requirements generation, design, analysis, integration, verification, and testing of the GN&C subsystem for space applications including mission operations

* Ability to work in a fast-paced, dynamic, collaborative team environment

* Demonstrated good communication skills with the ability to articulate complex technical issues to peers, management, subcontractors and customers.

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 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…
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