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Software Engineer with Security Clearance

A2 Federal Inc.Hampton, VA🇺🇸United States

Why this role stands out

This hybrid Software Engineer role offers significant growth and skill development opportunities, particularly in cutting-edge LLM and cloud technologies, within a reputable federal contractor. You'll thrive here if you have a strong background in Agile, React, Node.js, and Elasticsearch, and are eager to contribute to impactful projects alongside a collaborative team. Apply today to leverage your security clearance and advance your career in a dynamic environment.

Quick overview

SeniorityMid Senior
Employment typeEmployee
Work modeHybrid
LocationHampton, VA, United States
GitHTMLAWSCSSJenkinsJestLLMGenerative AIRESTAzureNode.jsReactExpressAgileRAG

Job description

Job Description

  • Participate in all Lean Agile scrums, sprints and grooming sessions.
  • Consult and coordinate appropriately for problem resolution, task scheduling, new resource requirements, and task clarification.
  • Work in partnership with an integrated team of staff and contractors.
  • Understand the cloud environments, such as AWS or Azure.
  • Coordinate and collaborate with security, operations, engineering, testing and other teams to provide system information and technical support.
  • Design, develop and modify software systems.
  • Document and track vendor software roadmaps for software and patch version updates.
  • Unit test their software and perform code.
  • Design and implement scalable search and retrieval systems leveraging Elasticsearch.
  • Develop and integrate LLM-powered capabilities, including Retrieval-Augmented Generation (RAG) pipelines.

Required Skills

  • Demonstrated experience working in Lean Agile Development environment.
  • Demonstrated experience building or integrating LLM-based solutions, including RAG, semantic search, or AI-assisted retrieval systems.
  • Demonstrated experience developing detailed design and associated deliverables.
  • Demonstrated experience translating customer and system requirements into design.
  • Demonstrated experience designing system interfaces.
  • Demonstrated experience developing Single Page Applications using React (modern hooks-based architecture), HTML5, and CSS3.
  • Demonstrated hands-on experience developing RESTful APIs using Node.js and Express (or comparable modern backend frameworks).
  • Demonstrated hands-on experience with and troubleshooting of Internet and Web related protocols and technologies such as Tomcat, Nodejs, Web Services, or SSL.
  • Demonstrated experience with testing platforms such as Jest or Karma.
  • Demonstrated hands-on experience working with DevOps tools such as Git, Jenkins, or Nexus.
  • Demonstrated hands-on experience with Elasticsearch (index design, querying, relevance tuning, and scaling).
  • Demonstrated experience designing or implementing data pipelines to support search and/or RAG workflows (e.g., ingestion, chunking, embeddings, vector search).

Desired Skills

  • Demonstrated recent experience with the Sponsor's Lean Agile methodology.
  • Experience evaluating, selecting, and integrating LLMs (e.g., OpenAI, open-source models) into enterprise applications.
  • Experience with vector databases, hybrid search (keyword + semantic), and relevance optimization.
  • Ability to lead or mentor teams in adopting search + AI/LLM best practices (strong preference for candidates who can elevate team capability, not just contribute individually).

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