Software Engineer

Job ID: T2511489

Location: Chantilly, VA, US

Date Posted: 2026-03-05

Category: Software

Subcategory: SW Engineer

Schedule: Full-Time

Shift: Day Job

Travel: No

Minimum Clearance Required: TS.SCI_wPoly

Clearance Level Must Be Able to Obtain: None

Potential for Remote Work: ORA_ON_SITE

Description

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SAIC is seeking a Software Developer to support the design, build, and deploy a bi-directional AWS API Gateway capable of sending and pulling data from various source systems over a secure network. In this role you will work closely with over forty interface partners across different organizations and agencies, in defining interface requirements, building a to-be architecture, performing comprehensive system testing, and ultimately, deploying an integrated internal and external facing API Gateway across two different agencies on the same classification network.

This position is located in Chantilly, VA and requires an active TS/SCI clearance with Polygraph.

This project is part of an overall Sponsor effort to migrate portions or all of payroll systems to a new-shared service provider. Priorities will be managed by the designated Government Technical Manager (GTM).

Job responsibilities include, but are not limited to:

Plan, design, and develop a cloud-based AWS API Gateway capable of moving data from multiple source systems to a shared service provider.

Work with an engineering team to identify and implement a cloud-based solution for the API gateway.

Use APIs to design Representational State Transfer (REST) services and integrate them with existing data providers using JSON, XML or other software.

Design, develop, and implement scalable, elastic micro services based platforms.

Dissect existing Java applications.

Develop micro services for specific system functionality.

Provide technical guidance to less senior developers.

Develop detailed program specifications, design, and interface control documents.

Design, develop, and brief technical strategies. 10. The Contractor shall provide technical guidance and coordination across multiple development teams to meet project objectives.

Review and analyze documentation to create detailed test plans, procedures, and Requirements Verification Traceability Matrixes (RVTM) to support testing activities.

Test the consumption of external APIs or data as it passes through the gateway.

Work collaboratively with partners to plan, coordinate, and conduct test activities.

Investigate and create discrepancy reports.

Perform thorough system, interface, user acceptance, and regression testing.

Qualifications

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Active TS/SCI with polygraph.

Bachelors and 14 years or more experience; Masters 12 years or more experience.

Demonstrated experience using Java, Java 2 Enterprise Edition (J2EE), Spring Boot, Representational State Transfer (REST), JavaScript Object Notation (JSON), microservices, and RabbitMQ.

Experience with micro services architecture.

Experience with databases, including knowledge of SQL and NoSQL.

Ability to dissect existing Java applications.

Ability to develop microservices for system functionality.

Experience with Angular and React front-end development frameworks.

Experience building and designing web services in the cloud.

Ability to troubleshoot on Java or J2EE technologies.

Ability to code in Java, Spring Framework, and GitHub.

Desired Certification(s):

AWS Certified Solutions Architect - Associate or other cloud related certification.

SAIC is a premier technology integrator providing full life cycle services and solutions in the technical, engineering, intelligence, and enterprise information technology markets. SAIC is Redefining Ingenuity through its deep customer and domain knowledge to enable the delivery of systems engineering and integration offerings for large, complex projects. SAIC's approximately 15,000 employees are driven by integrity and mission focus to serve customers in the U.S. federal government. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $4.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see .