Jr. Software Engineer

Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers' mission to defend against evolving threats around the world. Our team's focus is to ensure our customers have the right tools, technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect people and critical assets.

The Intelligence Production Solutions Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a highly motivated Junior Software Engineer for the Chinook Program. The Chinook Program delivers next-generation, mission-focused software solutions for geospatial intelligence (GEOINT). This role offers a unique opportunity to contribute to meaningful national security work while building experience with modern software tools, agile practices, and classified cloud environments.

As a Junior Software Engineer, you will work as part of an agile development team to help design, implement, test, and deploy applications and services. You will receive mentorship from senior engineers while supporting the development of systems that enhance our customer's data access, visualization, and dissemination capabilities.

Position may be performed in the following locations below. Please note Gaithersburg, MD is the program's primary work location.

• Gaithersburg, MD
• Alexandria, VA
• Chantilly, VA
• Aurora, CO
• St. Louis, MO
• Tucson, AZ

Clearance Level Required:

U.S. Citizenship with the ability to obtain Top Secret/SCI (TS/SCI), as well as a Polygraph.

Primary Responsibilities:

• Engage in the complete software development lifecycle, operating within well-defined parameters.
• Take ownership of delivering enhancements within a system or application.
• Break down sizable tasks into manageable units for execution and provide LOE estimations.
• Collaborate with fellow software engineers to create and document optimal technical designs.
• Ensure team compliance with Agile processes and best practices.
• Build software solutions where the solution is not clearly defined but always prioritizing customer needs.

Basic Qualifications:

• ship is required per contract.
• Bachelor's degree in Computer Science, Software Engineering is required with less than 2 years of prior relevant experience.
• Hands-on experience with the following technologies:
  
  • Web: HTML, CSS, Django, and REST APIs
  • Object-oriented Programming: Python, Java, JavaScript, and REACT
  • Relational Database: PostgreSQL with the ability to write SQL statements
  • Operating System: Windows, Linux
  • Version Control System: Git
• Understanding of modern software design patterns and coding standards.
• Strong, self-motivated desire to learn new programming languages, tools, frameworks, and techniques.
• Ability to complete tasking independently with minimal direct supervision.
• Ability to work and collaborate effectively within a multi-disciplined engineering team.

Preferred Qualifications:

• Software Architectures: Client-Server, Microservices, Model-View-Controller.
• Cloud Exposure:
  
  • Multi-cloud architectures: AWS, IBM, Google, Azure, and Oracle.
  • Specific AWS Services: S3, SQS, SNS, EC2, CloudFormation and RDS.
• Working knowledge of Agile development and continuous integration/continuous delivery methodologies and tools.
• Knowledge of continuous integration and delivery tools: Jenkins, GitLab, and Docker.
• Demonstrated experience planning and presenting user interface designs.

#Chinook

At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, "what's next?" before the dust settles on "what's now."

If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in.

Original Posting:
October 17, 2025

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 $55,250.00 - $99,875.00

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.