Software Engineer

Overview

Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Our Mission, Vision, and Values guide the way we do business.

The Leidos Digital Modernization Sector is seeking a qualified and trained Software Engineer, Jr. for a role in an engineering support services program for U.S. Army customers at Aberdeen Proving Grounds, MD. The Software Engineer, Jr. is responsible for performing the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products to bring about the successful completion of the CYBERTRON program goals and objectives.

The CYBERTRON program delivers highly skilled engineering services to the U.S. Army C5

ISR Center in their mission of cybersecurity research and development and cryptographic modernization.

• Develop computer software code in a variety of software programming languages.
• Troubleshoots and develops technical solutions related to software and setup errors for field engineers, technicians, and customers.
• Creates workaround procedures when standard procedures have failed and ensures issues are resolved in a timely fashion.
• Software requirements analysis, analysis of hardware compatibility, development of software products and tools used for design, development and maintenance of infrastructure, and platforms.

• Must be a US Citizen and possess a Secret Clearance
• Bachelor's degree in computer science, electronics engineering or other engineering/technical discipline or 8+ years of relevant experience.
• Appropriate DoD 8750 certification (Security+ or higher).
• Have experience in a variety of software programming languages.
• Have experience in a variety of business systems and applications.
• Also have experience in designing, testing, debugging and documenting software.
• Requires deep knowledge of and ability to apply advanced technical principles, theories, and concepts.

• Eligible for TS / SCI
• Experience supporting Army programs

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting: February 5, 2026

For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range: Pay Range $87,100.00 - $

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

Pay and benefits are fundamental to any career decision. That is why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process. Leidos will only communicate with you through emails that are generated by the  automated system - never from free commercial services.

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information, and you are concerned about its legitimacy, please contact

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to…