Sr. Cybersecurity Software Engineer - Secret Clearance Required

Location: Offutt Air Force Base

Sr. Cybersecurity Software Engineer - Secret Clearance Required at Lockheed Martin summary:

The Senior Cybersecurity Software Engineer at Lockheed Martin will lead the design, development, and security enhancement of secure web-based and Java applications for critical government clients. The role involves collaborating with cross-functional teams, integrating cybersecurity best practices into the software development lifecycle, and mentoring junior engineers. A Top Secret clearance and US citizenship are mandatory, and the position is onsite with flexible scheduling options.

Job :  
Date posted: Oct. 29, 2025
Description:
Why Work For Us?
By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility.

Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours.
What You Will Be Doing :
As a Senior Cybersecurity Software Engineer , you will lead the design, development, and security hardening of mission-critical web-based and Java applications that serve the Intelligence, Global Strike, and Nuclear Planning communities.
In this role, you will :

• Architect, develop, and maintain secure software solutions, integrating cybersecurity best practices into every stage of the development lifecycle.

• Drive efforts in software design, coding, automated testing, integration, and defect resolution.

• Collaborate closely with systems engineers, solution architects, scrum masters, product owners, and end users to ensure mission requirements are met with robust, secure solutions.

• Contribute to continuous improvement initiatives, including security posture assessments, process automation, and Dev Sec Ops  practices.

• Apply your expertise to mentor junior engineers and influence technical direction on high-impact programs
Must be a US Citizen. This position will require a government security clearance. This position is located at a facility that requires special access.
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Basic Qualifications:
- Ability to develop Web or Java code in an Agile / Dev Sec Ops  team environment.
- Experience reviewing software for cybersecurity assurance.
- Experience tracking system cybersecurity posture / compliance.
- Must be a US Citizen; this position will require a government security clearance. This position is located at a facility that requires special access
Desired

Skills:


- CISSP or equivalent cyber certification.
- Experience integrating cybersecurity tool chains in a CI/CD environment.
- Familiarity with development tooling VS Code, Git Lab, Gradle, GIT, Selenium, JIRA

- Experience with JavaScript Frameworks / Libraries (React/Angular/Vue), CSS, and HTML

- Experience with Web Services (REST) or JSON/XML.
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…