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Defense Software Engineer Jobs in Pennsylvania (NOW HIRING)

POSITION SPECIFICS We are searching for motivated, talented, and experienced Software Engineers to ... Defense (DoD), and the Intel Community (IC). FOR FURTHER INFORMATION on ARL, visit our web site at ...

... Defense challenges. ARL is an authorized DoD SkillBridge partner and welcomes applications from ... Provide technical leadership on software engineering projects * Mentor team members in technical ...

... the defense and intelligence communities. This role is a full-time position located out of our ... Lead software engineering efforts from ideation through implementation as well as the day-to-day of ...

... the defense and intelligence communities. This role is a full-time position located out of our ... Lead software engineering efforts from ideation through implementation as well as the day-to-day of ...

... the defense and intelligence communities. This role is a full-time position located out of our ... Lead software engineering efforts from ideation through implementation as well as the day-to-day of ...

$170K - $201K/yr

Background in developing sustainment software solutions for defense applications. * Excellent ... Bachelor's Degree - Engineering or Science 14+ years of relevant experience Required Certifications:

POSITION SPECIFICS We are seeking a Software Engineer to join our Applied Communications team of ... Defense challenges. ARL is an authorized DoD SkillBridge partner and welcomes applications from ...

... defense, agricultural, mining, industrial, and off-road autonomy applications. Our ruggedized ... What You'll Be Doing As a Software Engineer, you will be collaborating with an interdisciplinary ...

... defense, agricultural, mining, industrial, and off-road autonomy applications. Our ruggedized ... What You'll Be Doing As a Software Engineer, you will be collaborating with an interdisciplinary ...

... defense, agricultural, mining, industrial, and off-road autonomy applications. Our ruggedized ... What You'll Be Doing As a Software Engineer, you will be collaborating with an interdisciplinary ...

... Defense (DoD) applications. ARL is an authorized DoD SkillBridge partner and welcomes all ... Perform Simulation Software Engineering tasks of a large scope or lead specific tasks within the ...

Showing results 21-40

Defense Software Engineer information

See Pennsylvania salary details

$63.7K

$147.9K

$206K

How much do defense software engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for defense software engineer in Pennsylvania is $147,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,300.00 and $173,400.00 per year, depending on experience, location, and employer.

What is a defense software engineer?

A Defense Software Engineer develops, tests, and maintains software for military and defense applications. They work on secure, mission-critical systems such as weapons control, cybersecurity, and communication networks. Their role requires proficiency in programming languages, security protocols, and compliance with defense standards. Due to the nature of the industry, security clearances and adherence to classified information policies are often required.

What are the key skills and qualifications needed to thrive in the defense software engineer position, and why are they important?

To thrive as a Defense Software Engineer, you need expertise in software development, a strong grasp of cybersecurity principles, and familiarity with defense industry standards, typically demonstrated by a degree in computer science, engineering, or a related field. Experience with programming languages such as C++, Java, or Python, knowledge of real-time operating systems, and certifications like Security+ or CISSP are often required. Attention to detail, problem-solving abilities, and the capacity to work collaboratively in multidisciplinary teams are valuable soft skills. These competencies ensure that complex, secure, and mission-critical software solutions are effectively developed and maintained to meet stringent defense requirements.

What types of projects and technologies do defense software engineers typically work on?

Defense Software Engineers often work on projects involving the development and maintenance of software for military systems, such as radar, communications, simulation, or weapons control platforms. They frequently use technologies like embedded systems, secure coding practices, and specialized hardware interfaces. Project work can range from upgrading legacy systems to designing cutting-edge capabilities, often requiring adherence to rigorous security and compliance protocols. Collaboration with systems engineers, hardware teams, and government stakeholders is typical, offering a dynamic and mission-driven work environment. This exposure helps engineers build specialized expertise while contributing directly to national security initiatives.

What cities in Pennsylvania are hiring for Defense Software Engineer jobs? Cities in Pennsylvania with the most Defense Software Engineer job openings:
Infographic showing various Defense Software Engineer job openings in Pennsylvania as of August 2026, with employment types broken down into 1% Internship, 81% Full Time, 14% Part Time, 3% Contract, and 1% Nights. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $147,878 per year, or $71.1 per hour.

Ground Software Engineer

Lockheed Martin Corporation

King Of Prussia, PA • On-site

Full-time

Medical, Dental, Retirement, PTO

Re-posted 8 days ago


Lockheed Martin rating

8.2

Company rating: 8.2 out of 10

Based on 391 frontline employees who took The Breakroom Quiz

38th of 72 rated aerospace companies


Job description

WHO WE ARE
Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering.
LM SPACE: WHAT WE'RE DOING
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.
THE WORK
Lockheed Martin is seeking a talented Level 2 Ground Software Engineer with an active Final Top Secret security clearance to work from our King of Prussia, PA location.
We are looking for software engineers to craft and build innovative solutions for our customers. You will be part of an Agile team that utilizes state of the art commercial standard methodologies such as DevSecOps (automated testing, continuous integration, automated deployment, etc.) and modern development tools.
You will participate in progressing system capabilities from early design through site acceptance focused on software reuse, COTS/FOSS integrations, and innovative, affordable best practices. As a member of a hard-working team that are passionate about their trade, focused on mission and system quality, and supportive of timely delivery of features and capabilities. Be able to demonstrate effective communication skills and a desire to have fun with your work.
As Ground Software Engineer:
You will design, implement, test, and maintain object-oriented ground system software applications using Java, C#, Rust, Angular, Python
You will support modernization efforts geared toward achieving greater efficiency, security, automation and scalability
You will collaborate with an enthusiastic team of software, systems, and test engineers using the Agile Development methodology
Selected candidates will be required to possess Active Top Secret with adjudicated SCI Eligibility (i.e. TS/SCI) prior to starting employment.
This is an EMERGING PROFESSIONAL (level 2) CAREER ROLE where candidates typically require 1+ years of professional experience and a BS degree.
If you think this describes you and you are looking for an opportunity to grow and challenge yourself then we would love for you to apply!
WHY JOIN US
Opportunity for Impact: Join a team that is at the forefront of innovation in the aerospace and defense industry and make a significant impact on the success of our organization.
Professional Development: Take advantage of unparalleled opportunities for growth and advancement within Lockheed Martin, with access to world-class training and development programs.
Collaborative Culture: Work alongside some of the brightest minds in the industry who share your passion for excellence and who are committed to supporting each other's success.
Competitive Benefits: Lockheed Martin employees play an active role in strengthening the quality of life where we live and work by volunteering more than 850,000 hours annually. Here are some of the benefits you can enjoy:
Medical
Dental
401k
Paid time off
Work/life balance
Career development
Mentorship opportunities
Rewards & recognition
We care about our employees and offer a generous benefits package: 401K, PTO, and work/life balance and more.

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About Lockheed Martin

Sourced by ZipRecruiter

As a global security and aerospace company, the majority of Lockheed Martin's business is with the U.S. Department of Defense and U.S. federal government agencies.The remaining portion of Lockheed Martin's business is comprised of international government and commercial sales of products, services and platforms.

Industry

Manufacturing

Company size

10,000+ Employees

Headquarters location

Bethesda, MD, US

Year founded

1912