Windows Platform Engineer

Castellum IncLakehurst, NJ
$105,000 - $125,000Onsite

About The Position

Specialty Systems, Inc. has an opening for a Windows Platform Engineer to join our team of technical professionals supporting Government customers and national security mission requirements. In this role, you will support the design, implementation, automation, and sustainment of Windows-based platform environments supporting mission-critical defense systems and software-intensive applications. The position involves working within Government-provided environments while supporting secure infrastructure operations, platform modernization, DevSecOps integration, and enterprise system lifecycle management activities. As a member of the Specialty Systems team, you will contribute directly to secure and reliable platform solutions supporting critical defense and intelligence missions.

Requirements

  • Active Secret security clearance or the ability to obtain an interim Secret clearance within approximately four weeks after submission of the clearance application.
  • 5+ years of experience supporting Windows-based enterprise environments or platform engineering roles.
  • Security+ CE or ability to obtain within 3–6 months.
  • Strong experience with Windows Server (2016/2019/2022), Windows 10/11, Active Directory, and Group Policy.
  • Experience with PowerShell scripting and automation.
  • Working knowledge of networking concepts and system security.
  • Experience implementing and maintaining compliance standards (STIG, RMF, or similar).

Nice To Haves

  • Experience supporting Navy or DoD programs.
  • Experience with cloud platforms.
  • Familiarity with DevSecOps practices and CI/CD pipelines.
  • Experience with Jira, Confluence, Git, and artifact/configuration repositories.
  • Experience with containerization technologies (Docker, Kubernetes on Windows).
  • Microsoft certifications (e.g., Windows Server Hybrid Administrator, Microsoft Server Administrator).
  • Experience with virtualized environments (VMware, VirtualBox, Hyper-V).
  • Familiarity with Infrastructure-as-Code tools (Ansible, Terraform, or similar).

Responsibilities

  • Design, implement, and maintain Windows-based platform infrastructure across development, test, and production environments.
  • Engineer, automate, and document system provisioning, configuration management, and deployment processes.
  • Administer and maintain Windows Server environments, including Active Directory, Group Policy, and domain services.
  • Implement and maintain system security configurations in compliance with DoD cybersecurity requirements (STIGs, RMF).
  • Monitor system performance, troubleshoot issues, and optimize platform reliability and availability.
  • Coordinate patching, updates, vulnerability remediation, and lifecycle maintenance of Windows systems.
  • Collaborate with Agile software, systems engineering, cybersecurity, and automated/manual test teams to support platform integration and delivery.
  • Maintain documentation, system baselines, and architecture artifacts to support program requirements.
  • Identify risks, recommend improvements, and support modernization initiatives across platform environments.

Benefits

  • Equal employment opportunity (EEO) to all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability status, genetic information, marital status, ancestry, protected veteran status, or any other characteristic protected by applicable federal, state, and local laws
  • Equal opportunity for VEVRAA Protected Veterans.
  • Will not discriminate against employees and job applicants who inquire about, discuss, or disclose compensation information.
  • Reasonable accommodation that do not cause an undue hardship on the company may be made to enable individuals with disabilities to perform essential functions, as long as that would not hinder or prevent performance of duties or be of a safety concern.
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