Mid-Level Software Engineer
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Job Location:
Gaithersburg, MD - USA
Monthly Salary:
$ 85150 - 153925
Posted on:
30+ days ago
Vacancies:
1 Vacancy
Job Summary
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 teams 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 Mid-Level Software Engineer for the Chinook Program. The Chinook Program delivers secure scalable and mission-enabling software applications across our customers enterprise using Agile and DevSecOps practices.
In this role you will work on cross-functional development teams to build and maintain microservices APIs and web-based applications that support GEOINT data access visualization and dissemination. You will contribute to the full software lifecycle and will have the opportunity to work directly with users cloud engineers and mission stakeholders.
Position may be performed in the following locations below. Please note Gaithersburg MD is the programs primary work location.
Gaithersburg MD
Alexandria VA
Chantilly VA
Aurora CO
St. Louis MO
Tucson AZ
Clearance Level Required:
Must have a Top Secret with SCI eligibility and able to obtain a Polygraph.
Primary Responsibilities:
Design develop test and deploy software solutions that support our customers GEOINT mission.
Participate in agile development sprints and contribute to daily stand-ups sprint planning and retrospectives.
Build and maintain secure containerized applications using technologies such as Docker Kubernetes and AWS.
Develop RESTful APIs and user-facing interfaces with modern tools (e.g. React Flask or Sprint Boot).
Collaborate with mission users and product owners to refine requirements and improve user experience.
Support DevSecOps pipelines and ensure code meets security and accreditation standards.
Participate in code reviews and mentor junior developers as needed.
Resolve various tasks as prioritized by the team product owner.
Basic Qualifications:
US citizenship is required per contract.
Bachelors degree in Computer Science Software Engineering or related field and 4-8 years of prior relevant experience or Masters with 2-6 years of prior relevant experience.
Proficiency with the following technologies:
Web: HTML CSS JSON Ajax and REST APIs
Object-oriented Programming:Python Java or JavaScript
Advanced Programming: Go
Front-end and Back-end Frameworks: React Angular jQuery Spring Boot Django Flask or Svelte
Cloud Development: AWS Azure or similar cloud platforms
Relational Database:MySQL PostgreSQL or SQL Server
Operating System: Windows Linux
Version Control System:Git
Deep understanding of modern software design patterns and coding standards.
Experience architecting developing and delivering complex software systems into production.
Experience with CI/CD tools (GitLab CI Jenkins) and agile collaboration tools (JIRA Confluence).
Familiarity with cloud environments such as AWS (C2S or GovCloud) and containerization technologies (Docker Kubernetes)
Understanding of secure coding practices and government system accreditation processes (e.g. RMF STIGs)
Strong self-motivated desire to learn new programming languages tools frameworks and techniques.
Preferred Qualifications:
Frontend Web Development: UI/UX
NoSQL Database: OpenSearch/Elasticsearch.
Cloud Exposure:
Multi-cloud architectures: AWS IBM Google Azure and Oracle.
Specific AWS Services:S3 SQS SNS EC2 CloudFormation and RDS.
Experience working on a customer contract or in the Intelligence Community (IC).
Familiarity with geospatial tools and standards:
GeoServer
PostGIS
OGC APIs
ESRI ArcGIS
Exposure to Infrastructure-as-Code (Terraform Ansible)
Certifications such as AWS Certified Developer Security SAFe Practitioner or similar.
#Chinook
Come break things (in a good way). Then build them smarter.
Were the tech company everyone calls when things get weird. We dont wear capes (theyre a safety hazard) but we do solve high-stakes problems with code caffeine and a healthy disregard for how its always been done.
Original Posting:
October 3 2025For 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 $85150.00 - $153925.00The Leidos pay range for this job level is a general guideline onlyand 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.
Required Experience:
Manager
Key Skills
- Spring
- .NET
- C/C++
- Go
- React
- OOP
- C#
- Data Structures
- JavaScript
- Software Development
- Java
- Distributed Systems
About Company
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.
