Full Stack Engineer - Top Secret Clearance Required

Chantilly, VA, usPosted Oct 15, 2026

Job description

Full Stack Engineer Top Secret required Location is Chantilly, VA on site Bachelors required Minimum 10 years experience We are seeking a Full Stack Engineer – Subject Matter Expert (SME) . This individual will serve as the principal authority for full-stack architecture, application modernization, secure development practices, and enterprise technology integration.

The Full Stack Engineer SME will lead the design, development, and optimization of scalable web applications across both frontend and backend technologies. The role combines strategic technical leadership with hands-on development, ensuring applications are secure, high-performing, interoperable, and aligned with enterprise architecture standards, zero-trust principles, and complex cross-enclave requirements.

Skills required: Extensive experience with modern frontend frameworks, backend technologies, APIs, and relational/non-relational databases. Strong knowledge of software architecture, system integration, and scalable application design. Experience with secure development practices, Dev. Sec. Ops methodologies, and CI/CD pipelines.

Expertise in database design, performance optimization, and application troubleshooting. Proven ability to lead technical initiatives and establish development standards across teams. Unique Skills / Technical Requirements

  • In-house custom developed data pipeline
  • Kubernetes
  • Terraform
  • GitLab CI/CD
  • JFrog Artifactory
  • AWS Cloud Services
  • UI o Vue.js o Flask o Elixir o Phoenix Live. View o Daisy UI
  • ETL o Python o Cribl o Apache Nifi o Database (Postgres) o Apache Kafka o Splunk o Custom GOTS application(s) o Complex data parsing and streamlined ingestion o Provenance and end-to-end data lineage tracking o Schema-aligned ingestion and normalization of diverse structured and unstructured data Preferred skills: Master's degree in Computer Science, Engineering, or a related technical field. Experience supporting federal, defense, intelligence, or highly regulated environments. Knowledge of cloud-native architectures, containerization, and microservices platforms. Experience addressing cross-domain or cross-enclave interoperability challenges. Expertise in zero-trust architectures and secure enterprise application development. Relevant certifications in cloud technologies, software architecture, cybersecurity, or Agile development.

Description copied from I3's careers page. Read the full posting before you apply.

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