Information Systems Security Engineer (ISSE)

Zetier

Full-Time   |   Arlington, VA (Hybrid)

Zetier seeks an Information Systems Security Engineer (ISSE) with expertise in cloud automation, Infrastructure‑as‑Code, virtualization, and orchestration. You’ll support, build, and secure cloud‑based environments through robust automation strategies, enhancing our capability to rapidly deploy and manage scalable infrastructure solutions. Representative qualifications for the ISSE: Required:

  • Deep expertise in Infrastructure‑as‑Code tools (e.g. Terraform)
  • Hands‑on work with container orchestration (e.g. Kubernetes)
  • Proficiency with cloud security practices (AWS/Azure controls)
  • Strong development skills (e.g. Rust, Python, PowerShell/Bash)
  • Effective communication and collaborative team approach
  • Active U.S. Security Clearance

Desired:

  • Experience in cloud‑native security and monitoring (CloudWatch, Splunk)
  • Experience deploying and managing thin‑client solutions (e.g. PCoIP)
  • Familiarity with CI/CD pipelines and automation (GitLab, Jenkins)
  • Knowledge of configuration management tools (Ansible, Puppet)
  • Previous role as ISSO, ISSM, or cloud security specialist
  • Knowledge of NIST, RMF, and other compliance frameworks
  • Understanding of advanced Zero Trust architectures
  • Led IA/IT projects and cross‑functional teams

Positions available in Arlington, VA (hybrid‑friendly). 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 ...
Post Date: January 6, 2026