As an entry-level Software Engineer, you will work with a collaborative team of Scientists, Engineers, and Software Developers to support Leidos products that contribute to security and detection efforts around the world.
The Software Engineer will have the opportunity to build software development skills while working with Linux systems, real-time data processing, object-oriented programming, and modern software development practices. You will work under general supervision with support from experienced team members and managers who are committed to your professional growth.
Responsibilities:
Develop, modify, test, and troubleshoot software applications and systems.
Write and maintain C/C++ and Java code using modern software development practices.
Help identify bugs, performance issues, and system bottlenecks and assist in developing solutions.
Participate in all stages of the software development life cycle, including design, development, testing, debugging, and maintenance.
Use Git and other version control tools to manage and maintain code.
Work with Linux-based systems, including Enterprise Linux environments such as Red Hat and CentOS.
Use Docker and CI/CD tools to build, test, and maintain software.
Analyze technical issues and work with the team to identify and implement solutions.
Contribute to software used for system design, development, testing, and infrastructure.
Work with experienced developers and engineers to learn best practices and improve software quality.
Participate in a structured software development process and contribute to a collaborative team environment.
Basic Qualifications:
Bachelor's or Master's degree in Computer Science, Software Engineering, Computer Engineering, or a related field.
Knowledge of C and C++.
Understanding of basic software development practices, including branching, merging, testing, and code reviews.
Basic understanding of algorithms, data structures, data analysis, modeling, or simulation.
Familiarity with Bash or other scripting languages.
Familiarity with Git or another version control system.
Familiarity with Docker and CI/CD concepts.
Familiarity with Linux operating systems, preferably Red Hat or CentOS.
Experience with Java and MATLAB is a plus but not required.
U.S. citizenship required.
Preferred Qualifications:
Strong problem-solving and analytical skills.
Good written and verbal communication skills.
Ability to work effectively as part of a diverse, multidisciplinary team.
Willingness to learn new technologies and software development practices.
Ability to troubleshoot problems and work through technical challenges.
Positive, collaborative attitude and interest in growing as a software professional.
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.
August 13, 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 $57,850.00 - $104,575.00
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 a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health. The company's global workforce of 48,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $15.4 billion for the fiscal year ended December 29, 2023.
Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.
Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.
Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
