IT Specialist (SME) – Full Stack Developer

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