Location: Washington, DC (On-site)
Clearance: Ability to obtain and maintain a Public Trust or higher
Employment Type: Full-Time

Position Overview

A government client is seeking a highly skilled Information Technology Specialist (Subject Matter Expert) – Full Stack Developer to support mission-critical enterprise systems and applications. The selected candidate will provide expert-level support in the design, development, deployment, and maintenance of scalable, secure, and high-performance software solutions.

This role requires strong backend development expertise using Java and the Spring ecosystem, combined with frontend development using ReactJS, to support modern microservices-based architectures. The candidate will contribute to the development of containerized applications deployed within Kubernetes-based environments, leveraging modern DevOps practices and CI/CD automation pipelines.

The IT Specialist SME will work collaboratively with architects, engineers, and operations teams to design and implement resilient enterprise solutions that support secure, high-availability government systems.

 

Key Responsibilities

  • Design, develop, and maintain full stack enterprise applications using modern development frameworks and tools.
  • Develop backend microservices using Java, Spring Framework, Spring Boot, Spring Cloud, and Spring Web Services.
  • Build responsive and scalable frontend applications using ReactJS and JavaScript.
  • Implement and maintain RESTful and SOAP-based APIs supporting enterprise integrations.
  • Develop solutions leveraging enterprise messaging platforms including AMQ, IBM MQ, and Apache Kafka.
  • Support integration services utilizing webMethods Suite technologies such as Integration Server and Universal Messaging.
  • Design and implement containerized applications using Docker and Kubernetes for scalable and resilient deployments.
  • Implement CI/CD pipelines to automate build, test, and deployment processes.
  • Support cloud-native architectures and microservices deployed in Kubernetes-based environments.
  • Monitor and troubleshoot production systems using enterprise monitoring and observability tools.
  • Ensure solutions follow DevSecOps best practices, secure coding standards, and enterprise security policies.
  • Collaborate with cross-functional teams including architects, security engineers, and operations personnel.

Minimum Technical Skill Requirements

Messaging Systems

  • Red Hat AMQ (ActiveMQ)
  • IBM MQ
  • Apache Kafka

Integration Platforms

  • webMethods Suite including:
  • Integration Server
  • Universal Messaging
  • My webMethods Server
  • Optimize for Infrastructure

Programming Languages

  • Java
  • Flow
  • JavaScript

Frameworks

  • Spring Framework
  • Spring Boot
  • Spring Cloud
  • Spring Web Services (Spring-WS)

Frontend Technologies

  • ReactJS

APIs and Protocols

  • AMQP
  • HTTPS
  • REST
  • SOAP
  • JDBC
  • JMS
  • TLS
  • OpenTelemetry

DevOps and CI/CD Automation

  • CI/CD platforms such as GitHub Actions or other equivalent IRS-approved tools
  • Maven build automation
  • Experience implementing fully automated CI/CD pipelines

Containerization and Orchestration

  • Docker or OCI container tooling
  • Kubernetes
  • Helm or equivalent orchestration tooling

Data Grid Technologies

  • Red Hat Data Grid (Infinispan)

Databases

  • Oracle Exadata
  • PostgreSQL
  • IBM Db2

Version Control

  • Git
  • GitHub

Monitoring and Logging

  • Prometheus
  • Grafana
  • AppDynamics
  • Splunk
  • FluentBit

Architecture

  • Experience designing and supporting production-grade, cloud-native microservices architectures
  • Kubernetes-based container orchestration environments

Cloud Platforms

  • Experience working in AWS environments
  • Familiarity with additional cloud platforms is desirable

Security

  • Knowledge of API gateway technologies and security frameworks
  • OAuth 2.0 / OpenID Connect
  • TLS cipher suites
  • Secure coding practices
  • Automated security scanning and vulnerability management
  • DevSecOps policy enforcement

Desired Qualifications

  • Experience supporting large-scale federal enterprise systems
  • Familiarity with enterprise integration architectures
  • Experience implementing observability frameworks and distributed tracing
  • Knowledge of federal security standards and compliance frameworks

Education and Experience

  • Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field.
  • 10+ years of relevant IT experience, including enterprise application development and architecture.
  • Additional certifications in cloud, DevOps, or software engineering are desirable.

Additional Information

Candidates must be able to work effectively within a collaborative team environment and support mission-critical government systems. The position requires strong technical leadership, communication skills, and the ability to translate complex technical requirements into scalable enterprise solutions