IT Security Engineer

Zetier

Location: Arlington, VA   |   Full-Time

IT Security Engineer Zetier seeks experienced IT Security Engineer to support, manage, and secure our rapidly expanding infrastructure. Candidates will demonstrate experience in maintaining, deploying, and troubleshooting segmented IT systems. Strong candidates will embody a focus on automating infrastructure and streamlining standards‑compliant networks that accelerate complex hardware/software development efforts. Representative expectations for IT Security Engineer: Required :

  • Practical experience (4+ years) with IT admin (e.g. Linux, Ubiquiti)
  • Hands‑on experience with networking (e.g. hubs/routers, firewalls)
  • Proficiency in network security (e.g. iptables, OpenVPN, Wireguard)
  • Familiarity with modern orchestration tools (e.g. Docker, Kubernetes)
  • Demonstrated capability to design and deploy scalable IT solutions
  • Effective communication with stakeholders and team members
  • Active U.S. security clearance

Desired :

  • Served as an ISSM or similar security management role
  • Knowledge of NIST, RMF, and other compliance frameworks
  • Experience with storage solutions (e.g. SAN, NAS, cloud storage)
  • Experience with configuration management tools (e.g. Ansible)
  • Knowledge of IT monitoring and logging (e.g. Splunk, Nagios)
  • Exposure to database administration (e.g. PostgreSQL, MSSQL)
  • Familiarity with scripting for automation (e.g. Python, PowerShell)
  • Certifications in relevant IT domains (e.g. CCNA, MCSE, AWS)
  • Experience implementing non‑trivial Zero Trust architectures
  • Successfully led IT projects and cross‑functional teams
  • Understanding of ITIL or other IT service management methodologies

Positions available in Arlington, VA and State College, PA. Zetier is proud to be an Equal Opportunity Employer. We celebrate diversity and do not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non‑disqualifying physical or mental disability, national origin, veteran status or any other basis protected by law. All employment is decided on the basis of merit, qualifications, and business need.

Company Details

Zetier

HQ: Arlington, VA, US

Company Overview

Employees: ████████
Founded: ████
Last Round: ████████
Amount: ████████
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About

Zetier is a dynamic security and cyber‑operations company that delivers cutting‑edge defense solutions to governments, critical infrastructure, and high‑profile enterprises worldwide. Founded by former intelligence and engineering veterans, Zetier combines deep domain expertise with a passion for open‑source collaboration, building a portfolio that spans full‑stack security tooling, embedded firmware hardening, mobile defense, and advanced vulnerability research. At the heart of Zetier’s missi ...
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Post Date: January 6, 2026