Cyber Infrastructure Engineer

i3, LLC; Chantilly (VA); Presencial; USD 130.000 - 170.000; Jornada completa

Descripción de la vacante

i3, LLC is seeking a Senior Cyber Infrastructure Engineer to design, build, and maintain secure, automated environments for cybersecurity operations in Chantilly, VA. This role focuses on incident response tooling, threat analysis, and scalable testing environments tailored to mission needs.

The ideal candidate has 8+ years in cybersecurity or infrastructure automation, strong programming skills, and experience with CI/CD, data pipelines, and secure system design.

Formación

• 8+ years of experience in relevant fields.
• Experience with virtualized environments and secure system design.
• Strong programming skills in automation languages.
• Experience with CI/CD and version control.
• Knowledge of secure data flows and encryption.
• Excellent troubleshooting and collaboration.

Responsabilidades

• Design and maintain multi-platform virtualized environments for testing and security operations.
• Build custom utilities, automation scripts, and data processing tools for rapid cyber response.
• Develop secure data ingest pipelines and integrate tools across systems.
• Implement CI/CD pipelines and standardize version control practices.
• Support secure posture development and ensure reliability and scalability.
• Mentor teammates and drive cross-team standardization and process improvements.

Conocimientos

Cybersecurity engineering

Infrastructure automation

Software engineering

CI/CD pipelines

Herramientas

PostgreSQL

Redis

Splunk

Cribl

Descripción del empleo

This position is 100% on site and requires an active Top Secret SCI clearance.

Cyber Infrastructure Engineer

The 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.

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."