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Software Engineer Staff, Level 4 - Top Secret Clearance Required

Lockheed Martin

Software and Technology Jobs

Software Engineer Staff, Level 4 - Top Secret Clearance Required

contractPosted: Oct 31, 2025

Job Description


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. 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.

Within LM Space, the Echo Program Area is looking for a highly motivated individual to join the program area as a Software Engineer. This exciting position will fill a critical need in the new and emerging area of protecting space assets.
• You will be working with a custom built software framework and its baseline while integrating into new industry standard and development pipeline tools.
• As part of an Agile team, you will have the opportunity to work on a variety of tasks in various areas across the mission and collaborate with the development teams, contractors, customers, and subject matter experts.
• You will work closely with the Product Owner and the Chief Engineer/Chief Architect to support Customer design reviews and various other milestone events.

This position provides the opportunity to be a part of the entire engineering life-cycle, where the candidate will be able to apply their Software Engineering background at the lowest level all the way up through full system functionality. The Echo Program Area provides a variety of development efforts and opportunities focused on meeting customer driven and operational needs.

If you are looking for a new position in a fast-paced team environment, where every day brings a new challenge, and you want to support a critical space security mission, the Echo Program Area is the place for you.

Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information, and must maintain the required security throughout the course of employment.
Basic Qualifications:
• Recent coding experience in one or more of the following: C#, Java or .NET (dotnet) core
• Strong software design, problem solving, and troubleshooting skills
• Final, active Top Secret security clearance required to start.
• Ability to obtain additional program accesses
Desired Skills:
• Full development lifecycle experience
• Experience working on an Agile scrum team
• Experience with DevSecOps
• Experience with Cloud technologies and/or Software Factory
• Experience with automated testing
• Experience with CI/CD
• Outstanding teamwork and communications skills
• Experience with Git, JIRA, Confluence
• Experience producing quality documentation
• Experience with digital signal processing
• Domain knowledge of planning and scheduling antenna resources
• Domain knowledge of control and statusing antenna resources
• Security+ certification or CISSP
• Experience with LM’s products Horizon, Astrolabe, and/or Chronos
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 Time off benefits.
Schedule for this Position: 9x80 every other Friday off
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 Lockheed Martin, we use our passion for purposeful innovation to help 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, develop, 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. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.
Experience Level: Experienced Professional
Business Unit: SPACE
Relocation Available: Possible
Career Area: Software Engineering
Type: Full-Time
Shift: First

Locations

  • King of Prussia, Pennsylvania, United States

Salary

Estimated Salary Rangemedium confidence

140,000 - 200,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • C#, Java, .NET coreintermediate
  • Software designintermediate
  • Problem solvingintermediate
  • Troubleshootingintermediate
  • Top Secret clearanceintermediate

Required Qualifications

  • Recent coding experience in C#, Java or .NET core (experience)
  • Strong software design, problem solving, and troubleshooting skills (experience)
  • Final, active Top Secret security clearance (experience)

Preferred Qualifications

  • Full development lifecycle experience (experience)
  • Experience working on Agile scrum team (experience)
  • Experience with DevSecOps (experience)
  • Experience with Cloud technologies and/or Software Factory (experience)
  • Experience with automated testing (experience)

Responsibilities

  • Work with custom built software framework
  • Integrate into new industry standard and development pipeline tools
  • Work on Agile team across mission areas
  • Collaborate with development teams, contractors, customers, and SMEs
  • Support Customer design reviews and milestone events

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Lockheed Martin logo

Software Engineer Staff, Level 4 - Top Secret Clearance Required

Lockheed Martin

Software and Technology Jobs

Software Engineer Staff, Level 4 - Top Secret Clearance Required

contractPosted: Oct 31, 2025

Job Description


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. 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.

Within LM Space, the Echo Program Area is looking for a highly motivated individual to join the program area as a Software Engineer. This exciting position will fill a critical need in the new and emerging area of protecting space assets.
• You will be working with a custom built software framework and its baseline while integrating into new industry standard and development pipeline tools.
• As part of an Agile team, you will have the opportunity to work on a variety of tasks in various areas across the mission and collaborate with the development teams, contractors, customers, and subject matter experts.
• You will work closely with the Product Owner and the Chief Engineer/Chief Architect to support Customer design reviews and various other milestone events.

This position provides the opportunity to be a part of the entire engineering life-cycle, where the candidate will be able to apply their Software Engineering background at the lowest level all the way up through full system functionality. The Echo Program Area provides a variety of development efforts and opportunities focused on meeting customer driven and operational needs.

If you are looking for a new position in a fast-paced team environment, where every day brings a new challenge, and you want to support a critical space security mission, the Echo Program Area is the place for you.

Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information, and must maintain the required security throughout the course of employment.
Basic Qualifications:
• Recent coding experience in one or more of the following: C#, Java or .NET (dotnet) core
• Strong software design, problem solving, and troubleshooting skills
• Final, active Top Secret security clearance required to start.
• Ability to obtain additional program accesses
Desired Skills:
• Full development lifecycle experience
• Experience working on an Agile scrum team
• Experience with DevSecOps
• Experience with Cloud technologies and/or Software Factory
• Experience with automated testing
• Experience with CI/CD
• Outstanding teamwork and communications skills
• Experience with Git, JIRA, Confluence
• Experience producing quality documentation
• Experience with digital signal processing
• Domain knowledge of planning and scheduling antenna resources
• Domain knowledge of control and statusing antenna resources
• Security+ certification or CISSP
• Experience with LM’s products Horizon, Astrolabe, and/or Chronos
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 Time off benefits.
Schedule for this Position: 9x80 every other Friday off
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 Lockheed Martin, we use our passion for purposeful innovation to help 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, develop, 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. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.
Experience Level: Experienced Professional
Business Unit: SPACE
Relocation Available: Possible
Career Area: Software Engineering
Type: Full-Time
Shift: First

Locations

  • King of Prussia, Pennsylvania, United States

Salary

Estimated Salary Rangemedium confidence

140,000 - 200,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • C#, Java, .NET coreintermediate
  • Software designintermediate
  • Problem solvingintermediate
  • Troubleshootingintermediate
  • Top Secret clearanceintermediate

Required Qualifications

  • Recent coding experience in C#, Java or .NET core (experience)
  • Strong software design, problem solving, and troubleshooting skills (experience)
  • Final, active Top Secret security clearance (experience)

Preferred Qualifications

  • Full development lifecycle experience (experience)
  • Experience working on Agile scrum team (experience)
  • Experience with DevSecOps (experience)
  • Experience with Cloud technologies and/or Software Factory (experience)
  • Experience with automated testing (experience)

Responsibilities

  • Work with custom built software framework
  • Integrate into new industry standard and development pipeline tools
  • Work on Agile team across mission areas
  • Collaborate with development teams, contractors, customers, and SMEs
  • Support Customer design reviews and milestone events

Target Your Resume for "Software Engineer Staff, Level 4 - Top Secret Clearance Required" , Lockheed Martin

Get personalized recommendations to optimize your resume specifically for Software Engineer Staff, Level 4 - Top Secret Clearance Required. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Software Engineer Staff, Level 4 - Top Secret Clearance Required" , Lockheed Martin

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

AerospaceDefenseSecurity Clearance72C1A00:CS3 Space Security

Answer 10 quick questions to check your fit for Software Engineer Staff, Level 4 - Top Secret Clearance Required @ Lockheed Martin.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.