Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Software Engineer Staff - Level 4 (Top Secret)

Lockheed Martin

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. Responsibilities Generating and simulating operational level plans to explore the art of the possible, how we could defend the ultimate high ground in a future space war Dynamically optimizing both terrestrial and space‑based sensors to provide comprehensive space domain awareness Strategically optimizing the placement and maneuvering of constellations of satellites to satisfy multiple, evolving priorities Our team leverages industry standard open‑source software solutions such as GitLab, Kubernetes, Docker, and Rancher. Our automation‑first and “everything as code” mindset allows our software engineers to focus on building cutting edge functionality for our end users. As an engineer on an Agile Scrum Team, you will have the opportunity to rapidly develop and deploy solutions for a complex space system following core engineering principles, ultimately enabling the delivery of fully functioning mission capability to end users securely and continuously. Basic Qualifications Experience developing software in any of the following languages: Java, C++, JavaScript, Python Experience with application containerization (Kubernetes, Helm, Docker, Containerd) in a cloud environment (AWS, Azure, OpenStack, OpenShift) Experience working in an Agile development environment, using tools such as JIRA and Confluence Experience with CI/CD – Deployment pipelines, automated build, and configuration tools (Gitlab, ArgoCD) Must be a US Citizen; Must have a current Top Secret clearance with the ability to obtain and maintain a Top Secret/SCI security clearance. This position is located at a facility that requires special access. Desired Skills Recent on‑program experience as a technical lead (e.g., architecture design, technical research, project management, define/enforce code quality standards, etc.) Development experience with any of the following programming languages: Java or Python Recent on‑program Site Reliability Engineering (SRE) experience (e.g., automation, incident management, monitoring, optimization, programming/scripting, metrics, security, etc.) Development experience with Linux and shell scripting (e.g., bash) Familiarity with the Space Domain Ability to communicate effectively and work in a collaborative environment Ability to communicate verbally and in writing at a professional level Demonstrated ability to establish strong team relationships and deliver exceptional results Strong critical thinking and problem‑solving skills Ability to work effectively in a fast‑paced and rapidly changing environment Strong time management skills that enable on‑time project delivery Active

TS/SCI

security clearance Security Clearance Statement This position requires a government security clearance. You must be a US Citizen for consideration. Clearance Level TS/SCI Equal Opportunity Employer Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. #J-18808-Ljbffr Lockheed Martin

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Software Engineer Staff - Level 4 (Top Secret) in King of Prussia, PA vacancy
  •  ...Drafting, reviewing, and executing systems level software test plans and procedures. Review...  ...solutions. Collaborate with software engineers on feature design and implementation....  ...multiple teams and stakeholders. Must have a Top Secret clearance to start with the ability to... 
    Suggested
    Full time
    Relocation
    Shift work

    Lockheed Martin

    King of Prussia, PA
    3 days ago
  •  ...motivated early career DevSecOps engineer to join the Arctic Gates...  ...with Python or Bash. Active Top Secret security clearance required at...  ...Windows domain administration. Software development experience in...  ...to be considered. Clearance Level: TS/SCI Work Location and Schedule... 
    Suggested
    Full time
    Shift work

    Lockheed Martin Corporation

    King of Prussia, PA
    1 day ago
  •  ...and Missions Systems (RMS) as a Senior Software Engineer! Lockheed Martin is a global leader in...  ...combined education. You currently hold a Top Secret clearance. The Work As a Software...  ...Citizen for consideration. Clearance Level: Top Secret Other Important Information... 
    Suggested
    Full time
    Work at office
    Remote work
    Relocation
    Flexible hours
    Shift work
    3 days per week

    Lockheed Martin Corporation

    King of Prussia, PA
    4 days ago
  •  ...prosperity. Key Responsibilities and Expectations Accelerate software development through coding, scripting, and automation tools....  ...compliant certification (Sec+, CISSP). Must be a U.S. Citizen. Top Secret clearance with an investigation within the last five years and... 
    Suggested
    Full time

    Lockheed Martin

    King of Prussia, PA
    1 day ago
  •  ...- onsite full‑time. Early‑Mid Career (Level 3) Typical experience: 3+ years professional...  ...incorporating new technologies into the software development process. Maintain a...  ...security. Basic Qualifications Final Top Secret Clearance required with the ability to obtain... 
    Suggested
    Full time

    Lockheed Martin

    King of Prussia, PA
    4 days ago
  • 慨正橡扯 in King of Prussia is seeking a candidate with an active DoD TOP Secret clearance to support IT systems in a Kanban environment. You will manage client/server/storage/network operations while ensuring security against cyber threats. The ideal candidate has a Bachelor... 
    Flexible hours

    慨正橡扯

    King of Prussia, PA
    4 days ago
  •  ...seeking a full‑time Early Career Software Engineer to join our Software...  ...or Python. Ability to obtain Top Secret clearance. U.S. citizenship....  ...Lockheed Martin facility. Schedule: 4 × 10‑hour days, 3 days off...  ...Additional Information Experience level: 4+ years. Relocation... 
    Full time
    Relocation
    Shift work
    3 days per week

    Lockheed Martin Corporation

    King of Prussia, PA
    2 days ago
  • Overview Level 4 Ground Software Engineer with an active Final Top Secret clearance. Full‑time, onsite at Lockheed Martin’s King of Prussia, PA facility. Responsibilities Design, implement, test, and maintain object‑oriented ground system software applications using... 
    Full time

    Lockheed Martin

    King of Prussia, PA
    4 days ago
  • $93.2k - $164.45k

     ...will be disclosed at a later date. The Software Engineering roles do require a clearance to start....  ...candidates only. We are hiring levels 2-5. If you are interested in joining...  ...government security clearance Active Top Secret clearance with the ability to obtain and... 
    Full time
    Temporary work
    Work experience placement
    Work at office
    Flexible hours

    Lockheed Martin Corporation

    King of Prussia, PA
    5 days ago
  •  ...expand our team of dedicated full‑stack software engineers to meet our customer’s needs. The team...  ...for software project Currently active Top Secret security clearance, with SCI eligibility...  ...citizen for consideration. Clearance Level: TS/SCI Shift: First Lockheed Martin... 
    Shift work

    Lockheed Martin

    King of Prussia, PA
    2 days ago
  • $25k

    Cyber Software Engineer Senior Staff - DSP Lockheed Martin, Cyber & Intelligence invites you to step up to one of today’s most daunting challenges...  ...(SOW) Appendix B for the USG standard SWE labor category level 3. Must possess the requisite security clearance and polygraphs... 
    Full time
    Relocation package
    Flexible hours

    Lockheed Martin

    King of Prussia, PA
    2 days ago
  • $3,000 per month

     ...eligible for a $25K sign on bonus for external hires! Cyber Software Engineer Senior Staff - DSP What We’re Doing Lockheed Martin, Cyber &...  ...(SOW) Appendix B for the USG standard SWE labor category level 3. ***You must possess the requisite security clearance and... 
    Full time
    Work at office
    Remote work
    Relocation
    Relocation package
    Flexible hours
    Shift work

    慨正橡扯

    King of Prussia, PA
    4 days ago
  •  ...of Prussia, Pennsylvania is seeking a Mid-Level Civil Engineer specializing in land development. Candidates should have a minimum of 4 years of experience in utility design, stormwater...  ...opportunities. Join our team at a top engineering firm dedicated to our employees... 

    BL Companies

    King of Prussia, PA
    5 days ago
  •  ...‑term vision. The Work As a Software Engineer on the OA development team, you...  ...both the RMS business area level and across the broader Lockheed...  .... Clearance Level Secret Schedule for this Position 4...  ...Information Experience Level: 4 yr and up College Business... 
    Full time
    Relocation
    Shift work
    3 days per week

    慨正橡扯

    King of Prussia, PA
    1 day ago
  •  ...Lockheed Martin Space is seeking full‑time Software Engineers. In this role, you will support the...  ...government security clearance Active Top Secret clearance with the ability to obtain and...  ...Citizen for consideration. Clearance Level: TS/SCI Work Information Ability to work... 
    Full time
    Work at office
    Remote work

    Lockheed Martin

    King of Prussia, PA
    2 days ago
  • Lockheed Martin is seeking a Level 2 ground Software Engineer with an active Final Top Secret security clearance to work from either our King of Prussia, PA or Littleton, CO location(s). This position is contingent upon the program award expected in July 2026. Responsibilities... 
    Temporary work
    Flexible hours

    Lockheed Martin Corporation

    King of Prussia, PA
    2 days ago
  • $93.2k - $164.45k

    Position Overview Lockheed Martin is seeking a Level 3 Ground Software Engineer with an active Final Top Secret security clearance to work from either King of Prussia, PA or Littleton, CO. This position is contingent upon the program award expected in July 2026. Key Responsibilities... 
    Full time
    Temporary work
    Flexible hours

    Lockheed Martin Corporation

    King of Prussia, PA
    2 days ago
  • Lockheed Martin is seeking a Level 3 Ground Software Engineer for on-site work in King of Prussia, PA or Littleton, CO. This role focuses on developing...  ...3 years of software development experience, an active Top Secret clearance, and a Bachelor's degree in a related field.... 

    Lockheed Martin

    King of Prussia, PA
    2 days ago
  • Lockheed Martin is seeking a full-time Level 4 Ground Software Engineer at their King of Prussia, PA facility. The role requires an active Top Secret clearance and entails designing, implementing, testing, and maintaining object-oriented ground system software using technologies... 
    Full time

    Lockheed Martin Corporation

    King of Prussia, PA
    4 days ago
  • $132k - $189k

     ...Job Title: Associate Manager, Software Engineering Job Code: 35958 Job...  ...based, VoIP, and application-level software systems. Collaborate...  ...Graduate Degree with a minimum of 4 years of prior related...  ...environment. Ability to obtain DoD Secret security clearance Strong... 
    Local area
    Flexible hours

    L3Harris

    Conshohocken, PA
    5 days ago
  • Lockheed Martin is looking for a Level 2 Ground Software Engineer in King of Prussia, PA. The role involves developing innovative enterprise and...  ...1 year of software engineering experience and an active Top Secret security clearance. The successful candidate will contribute... 

    Lockheed Martin

    King of Prussia, PA
    2 days ago
  •  ...The Applied AI Engineer is a hands-on technical role responsible...  ...POC delivery in 2–4 weeks—using foundation...  ...security standards (OWASP LLM Top 10, NIST AI RMF) during...  ...Skills Production-level proficiency in Python and...  ...Degree in Computer Science, Software Engineering, AI/ML, or... 

    Hibu Connect SAU

    King of Prussia, PA
    1 day ago
  • Lockheed Martin is seeking an early career DevSecOps engineer to join the Arctic Gates program in King of Prussia, PA. The role entails...  ...with containerized applications and be able to obtain a Top Secret security clearance. This position promotes a range of skills from... 
    Full time

    Lockheed Martin

    King of Prussia, PA
    18 hours ago
  •  ...an experienced System Safety Engineer at the Valley Forge, PA facility...  ...to analyze hardware and software, establish and maintain system...  ...documentation. Ability to obtain Top Secret security clearance, therefore...  ...consideration. Clearance Level: Top Secret Work Schedules:... 
    Full time
    Remote work
    Relocation
    Shift work

    Lockheed Martin

    King of Prussia, PA
    3 days ago
  • $105k - $151k

     ...interest of national security. Job Title: Senior Embedded Software Engineer - SMES Level Job Code: 36469 Job Location: Camden, NJ-Relocation...  ....S. citizenship with a Active Department of Defense (DoD) Secret clearance ~ Bachelor's or Master's degree in computer... 
    Local area
    Relocation

    L3Harris Technologies Careers

    Narberth, PA
    4 days ago
  •  ...Responsibilities This role bridges the gap between high‑level system requirements and detailed software development. The Software Systems Engineer will: Decompose software requirements from...  .... US Citizenship required. Final secret clearance needed to start. Desired Skills... 
    Full time
    Relocation
    Shift work

    Lockheed Martin Corporation

    King of Prussia, PA
    1 day ago
  • $108.8k - $191.82k

     ...you'll be doing Developing software products that implement Artificial...  ...and mentoring junior engineers as needed What You Are A highly...  ...unit‑ and system/acceptance‑level perspectives Experience with...  ...prototype software to production Secret Clearance Security Clearance... 
    Temporary work
    Flexible hours

    Lockheed Martin

    King of Prussia, PA
    1 day ago
  •  ...of readiness. Who You Are As a Senior Software Engineer in the Radar Modeling and Simulation group...  ...system behavior; analyze system‑level data to build confidence before delivering...  ...maintain a U.S. DoD security clearance at the SECRET level. U.S. citizenship required.... 
    Full time
    Relocation
    Shift work

    慨正橡扯

    King of Prussia, PA
    4 days ago
  • Lockheed Martin is seeking a skilled software developer in King of Prussia, PA focusing on full-stack development using Java and JavaScript...  ...'s degree in computer science or related field and an active Top Secret clearance. Join our team to contribute to national security... 

    Lockheed Martin Corporation

    King of Prussia, PA
    1 day ago
  • Description As an engineering aide, you will perform a variety of tasks...  ...in configuration management software. Coordinate with both engineering...  ...to obtain and maintain a Top Secret security clearance Desired...  ...for consideration. Clearance Level Top Secret Schedule for this... 
    Work at office

    Lockheed Martin

    King of Prussia, PA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Software Engineer Staff - Level 4 (Top Secret). Be the first to apply!