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Senior Software Engineer Security Clearance

Job in Fort Worth, Tarrant County, Texas, 76101, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-03-12
Job specializations:
  • Software Development
    Software Engineer
Job Description & How to Apply Below
Position: Senior Software Engineer with Security Clearance
Job Number 715599

Description:

WHO WE ARE The ISA UAS division of Lockheed Martin's Advanced Development Programs (Skunk Works) is seeking world class software engineers to join a team that continues our 80 year legacy of pioneering advanced aircraft.
Our Mission Management engineers design, develop, and integrate software that powers the flight control, navigation, sensor fusion, and communications subsystems of cutting edge unmanned aircraft. We operate in a highly innovative, multi site environment where speed, modularity, and reusability are paramount. WHAT YOU'LL DO You will develop and maintain platform-level software that supports ISR and UAS systems. You will build and sustain deployable system images and runtime environments, bundling operating system components, middleware, and platform services into validated volumes used across development and test environments.
You will work closely with software, systems, and security teams to deliver reliable and repeatable infrastructure software. WHAT'S IN IT FOR YOU In this role, you will gain hands-on experience working with middleware and platform infrastructure software. You will work on system configuration, service integration, and image build workflows and collaborate with teams responsible for application software, integration, and test. YOUR IMPACT Your work will support stable and secure runtime environments for ISR and UAS platforms.
You will help reduce integration risk, improve system reliability, and enable consistent deployment across lab and operational environments.

Key Responsibilities:

* Develop and maintain deployable system images and platform environments
* Integrate middleware and system services into packaged runtime volumes
* Support configuration management and system initialization processes
* Develop and maintain scripts and tooling to support image creation and validation
* Support integration and deployment activities in lab and test environments
* Participate in peer reviews and technical discussions Travel up to 10% may be required. What's In It For You:
We offer flexible work schedules to comprehensive benefits investing in your future and security, Learn more about Lockheed Martin's comprehensive benefits package here.

Basic Qualifications:

* Bachelor's degree or higher in Computer Science, Engineering, or a related discipline (or equivalent experience)
* Experience with the software development process in a team environment (peer reviews, unit testing, configuration management, defect tracking)
* Experience in C++, Bash shell, or Python
* Experience with Linux operating systems (Red Hat preferred)
* Experience designing and supporting CI/CD pipelines using Git Lab CI/CD Must be a US Citizen. This position is located at a facility that requires special access and a Secret clearance updated within the last 6 years to be considered. Desired

Skills:

* Experience with Linux or RTOS and associated development tool chains
* Experience building and debugging applications in Linux based development environments
* Experience debugging network configurations
* Experience developing software for avionics systems
* Experience packaging software into deployable images or volumes
* Experience with scripting, automation, or build tooling
* Experience supporting complex software systems in regulated environments
* Experience using Agile software development tools and methodologies (e.g., Git, JIRA, Confluence)
* Familiarity with Multi Level Security (MLS), Cross Domain Solution concepts, and cybersecurity control frameworks
* Current Security+ certification or the ability to obtain it
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: 4x10 hour day, 3 days off per week
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…
Position Requirements
10+ Years work experience
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