Senior Java Engineer: Cloud Platform for DoD (TS Clearance)

Concept Solutions, LLC; Reston (VA); Hybrid; USD 170,000 - 180,000; Full time

Benefits offered by this job

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

401(k) with matching

Immediate vesting

Job summary

Concept Solutions, LLC (CS) seeks a Senior Java Software Engineer to sustain and modernize a DoW program in Reston, VA. The role centers on enterprise Java development, cloud readiness, and integration with a unified modernization platform.

The candidate will maintain a production stack (Spring Boot, React, PostgreSQL) hosted in AWS ECS/Fargate, support releases, on-call incidents, and security/compliance activities while advancing platform capabilities.

Qualifications

• 7+ years of enterprise Java development experience with Spring Boot.
• Strong SQL, PostgreSQL, and RESTful API expertise.
• Experience operating and supporting production applications in cloud environments.
• Familiarity with formal change management processes and privileged-access security controls.

Responsibilities

• Maintain a production Java Spring Boot/React/PostgreSQL app, containerized with AWS ECS/Fargate.
• Manage defects, security patches, and production releases for reliability.
• Support API Gateway syncing with a Pega-based status tracker.
• Implement integrations with the modernization platform (identity-provider trust, deep linking, feed access).
• Maintain runbooks and sustainment baselines.
• Participate in on-call rotation for Severity 1 incidents.
• Identify and remediate security findings to maintain compliance.

Skills

Spring Boot

Java

SQL

PostgreSQL

REST APIs

Cloud environments

Security controls

Change management

React

AWS ECS/Fargate

Pega

Tier 5 / Top Secret

Tools

AWS ECS/Fargate

PostgreSQL

RESTful APIs

Job description

Concept Solutions, LLC (CS) seeks a Senior Java Software Engineer to sustain and modernize a DoW program in Reston, VA. The role centers on enterprise Java development, cloud readiness, and integration with a unified modernization platform.

The candidate will maintain a production stack (Spring Boot, React, PostgreSQL) hosted in AWS ECS/Fargate, support releases, on-call incidents, and security/compliance activities while advancing platform capabilities.