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Senior Software Engineer

Lockheed Martin

Software and Technology Jobs

Senior Software Engineer

full-timePosted: Nov 19, 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.

Candidate will work in a team environment utilizing Agile software methodologies and processes.

Candidate will autonomously work on complex tasks, assist with the full software development lifecycle, engage with customers for requirements Technical Engineering Meetings and demo's, provide leadership to early career employees, and provide architectural insight to a large code base.

Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by means of data processing equipment. Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software. Corrects program errors, prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Ensures software standards are met.

This position is based on funding in winter of 2025/2026
Basic Qualifications:
- At least 3 years of technical experience as a Software Engineer in an Agile environment with proficiency with one or more of the following software languages: Java, C++, C#.

- Security+ or CISSP/SSCP certification must be obtained within 6 months of hire date.

- TS/SCI with poly clearance is required.
Desired Skills:
- Knowledge of basic software practices such as coding standards, unit testing and configuration management, database and System administration.

- Strong communication skills.

- Demonstrated ability to support and lead teams.

- Candidate will work in a team environment utilizing software methodologies and processes.

- XML, Windows, .NET, and LINUX, system software and scripting development, web development, System analysis, System design, Software Design, Software Development and Implementation, Software Test.

#LMSpaceSoftwareEng
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: TS/SCI w/Poly
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: Standard Monday to Friday 40 hour work 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 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

  • Herndon, Virginia, United States

Salary

Estimated Salary Rangemedium confidence

120,000 - 170,000 USD / yearly

Source: ai estimated

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

Skills Required

  • Javaintermediate
  • C++intermediate
  • C#intermediate
  • Agile Methodologiesintermediate
  • Software Development Lifecycleintermediate
  • TS/SCI Clearanceintermediate

Required Qualifications

  • At least 3 years of technical experience as a Software Engineer in an Agile environment (experience)
  • Proficiency with one or more of the following software languages: Java, C++, C# (experience)
  • Security+ or CISSP/SSCP certification must be obtained within 6 months of hire date (experience)
  • TS/SCI with poly clearance is required (experience)

Preferred Qualifications

  • Knowledge of basic software practices such as coding standards, unit testing and configuration management (experience)
  • Strong communication skills (experience)
  • Demonstrated ability to support and lead teams (experience)
  • XML, Windows, .NET, and LINUX experience (experience)

Responsibilities

  • Plans, conducts, and coordinates software development activities
  • Designs, develops, documents, tests, and debugs software
  • Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle
  • Corrects program errors, prepares operating instructions

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Lockheed Martin logo

Senior Software Engineer

Lockheed Martin

Software and Technology Jobs

Senior Software Engineer

full-timePosted: Nov 19, 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.

Candidate will work in a team environment utilizing Agile software methodologies and processes.

Candidate will autonomously work on complex tasks, assist with the full software development lifecycle, engage with customers for requirements Technical Engineering Meetings and demo's, provide leadership to early career employees, and provide architectural insight to a large code base.

Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by means of data processing equipment. Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software. Corrects program errors, prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Ensures software standards are met.

This position is based on funding in winter of 2025/2026
Basic Qualifications:
- At least 3 years of technical experience as a Software Engineer in an Agile environment with proficiency with one or more of the following software languages: Java, C++, C#.

- Security+ or CISSP/SSCP certification must be obtained within 6 months of hire date.

- TS/SCI with poly clearance is required.
Desired Skills:
- Knowledge of basic software practices such as coding standards, unit testing and configuration management, database and System administration.

- Strong communication skills.

- Demonstrated ability to support and lead teams.

- Candidate will work in a team environment utilizing software methodologies and processes.

- XML, Windows, .NET, and LINUX, system software and scripting development, web development, System analysis, System design, Software Design, Software Development and Implementation, Software Test.

#LMSpaceSoftwareEng
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: TS/SCI w/Poly
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: Standard Monday to Friday 40 hour work 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 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

  • Herndon, Virginia, United States

Salary

Estimated Salary Rangemedium confidence

120,000 - 170,000 USD / yearly

Source: ai estimated

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

Skills Required

  • Javaintermediate
  • C++intermediate
  • C#intermediate
  • Agile Methodologiesintermediate
  • Software Development Lifecycleintermediate
  • TS/SCI Clearanceintermediate

Required Qualifications

  • At least 3 years of technical experience as a Software Engineer in an Agile environment (experience)
  • Proficiency with one or more of the following software languages: Java, C++, C# (experience)
  • Security+ or CISSP/SSCP certification must be obtained within 6 months of hire date (experience)
  • TS/SCI with poly clearance is required (experience)

Preferred Qualifications

  • Knowledge of basic software practices such as coding standards, unit testing and configuration management (experience)
  • Strong communication skills (experience)
  • Demonstrated ability to support and lead teams (experience)
  • XML, Windows, .NET, and LINUX experience (experience)

Responsibilities

  • Plans, conducts, and coordinates software development activities
  • Designs, develops, documents, tests, and debugs software
  • Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle
  • Corrects program errors, prepares operating instructions

Target Your Resume for "Senior Software Engineer" , Lockheed Martin

Get personalized recommendations to optimize your resume specifically for Senior Software Engineer. Takes only 15 seconds!

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

Check Your ATS Score for "Senior Software Engineer" , 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 Clearance72C3B41:CS3 Cyber Programs

Answer 10 quick questions to check your fit for Senior Software Engineer @ Lockheed Martin.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.