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    I3

    i3 LLC

    Staffing & Recruitment

    Cyber Infrastructure Engineer

    Chantilly, United StatesOn-SiteFull-time8+ yrs experiencePosted 4d ago
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    Job description

    Cyber Infrastructure EngineerThe Senior Cyber Infrastructure & Tooling Engineer builds and maintains specialized technical environments and custom software tools that support cybersecurity operations. This role develops automated workflows, secure data pipelines, and virtualized testing environments used for incident response and threat analysis. The engineer drives process improvements, standardizes secure engineering practices, and mentors team members while ensuring systems remain resilient, scalable, and optimized for mission needs.
    Key Responsibilities

    • Design and maintain multi platform virtualized environments for testing, analysis, and security operations.
    • Build custom software utilities, automation scripts, and data processing tools to support rapid cyber response.
    • Develop secure data ingest pipelines and integrate tools across commercial, government, and custom systems.
    • Implement CI/CD pipelines, version control standards, and automation practices for rapid capability delivery.
    • Support secure posture development and ensure environments remain reliable and scalable.
    • Translate analytical or mission requirements into functional, secure software solutions.
    • Provide mentorship and contribute to cross team standardization and process improvement. Required
      e
      Qualifications
    • 8+ years of experience
    • Experience in cybersecurity engineering, software engineering, or infrastructure automation.
    • Experience with virtualized environments, multi platform ecosystems, and secure system design.
    • Strong programming skills in modern languages used for automation and tooling development.
    • Experience with CI/CD pipelines, version control, and automated build processes.
    • Knowledge of secure data flows, encryption, and cybersecurity operations support tools.
    • Strong troubleshooting, documentation, and collaboration skills.
      Unique Skills / Technical Requirements
    • In-house custom developed application
    • UI o Angular o Django (Python) o Database (Postgres) o Redis o Svelte
    • ETL o Python o Cribl o Database (Postgres) o Splunk o Variety of forensic tools / scripts to parse forensic images Preferred Qualifications
    • Experience supporting SOC or tactical cybersecurity teams.
    • Familiarity with mixed vendor environments, commercial/GOTS/COTS tools, and secure multi enclave operations.
    • Certifications such as Security+, CISSP, CEH, or DevSecOps/cloud credentials."

    Job details are sourced from the employer's original posting.

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    I3

    About the company

    i3 LLC

    i3 LLC provides staffing, recruitment, and workforce solutions services.

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    Staffing & Recruitment
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