Software Engineer SME
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Job Location:
Gaithersburg, MD - USA
Monthly Salary:
$ 126100 - 227950
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 an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program. The Chinook Program delivers mission-critical modern software solutions across our customers enterprise using Agile DevSecOps and cloud-native methodologies.
In this role you will lead design and development efforts for scalable applications and services that power GEOINT production data services and mission user interfaces. You will work closely with our customer Product Owners architects and cross-functional agile teams to deliver secure high-performance solutions on classified cloud infrastructure.
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:
Serve as the lead software engineer and technical advisor for mission applications under the Chinook program.
Design build and maintain enterprise-grade microservices and APIs that support GEOINT data workflows.
Lead agile development sprints provide guidance on architectural decisions and enforce DevSecOps best practices.
Build and optimize containerized applications for deployment in classified AWS (C2S/GovCloud) or IC ITE environments.
Collaborate with customer stakeholders analysts and development teams to translate mission needs into software solutions.
Ensure solutions comply with customer and IC-wide cybersecurity data governance and open standards (OGC NSG etc.).
Mentor junior engineers provide code reviews and contribute to technical roadmap and documentation.
Basic Qualifications:
US citizenship is required per contract.
Bachelors degree in Computer Science Software Engineering or related field and 12-15 years of prior relevant experience or Masters with 10-13 years of prior relevant experience.
Proficient with the following technologies:
Web: HTML CSS JSON Ajax and REST APIs
Object-oriented Programming:Python Java and 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
Proficiency with AWS (C2S/GovCloud) and Infrastructure-as-Code (Terraform CloudFormation).
Established experience building and deploying containerized services (Docker/Kubernetes).
Solid understanding of DevSecOps tools: GitLab CI/CD Jenkins SonarQube Nexus Keycloak Vault.
In depth knowledge of Agile/Scrum practices and tools (JIRA Confluence)
Solid understanding of customer specific data types and standards such as OGC WMS/WFS NSG and GEOINT workflows.
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.
Knowledge of Customers GEOINT Functional Requirements or related IC systems.
Advanced certifications such as AWS Certified Developer or Solutions Architect CISSP SAFe Agile 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 $126100.00 - $227950.00The 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.
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.
