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Principal Systems Administrator

Job in Huntsville, Madison County, Alabama, 35824, USA
Listing for: IronMountain Solutions
Full Time position
Listed on 2026-02-07
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Administrator
Job Description & How to Apply Below

1 week ago Be among the first 25 applicants

Schedule:

Full Time 40 hours per week; 8 hours per day in office (remote work is not authorized)

Relocation:
Negotiable

Iron Mountain Solutions is seeking a Principal Systems Administrator to support the Rapid Capabilities and Critical Technologies Office (RCCTO) in Huntsville, Alabama.

Job Duties:

The primary duty is to serve as a Principal Systems Administrator for the Rapid Capabilities and Critical Technologies Office (RCCTO) enterprise network located at Redstone Arsenal, in Huntsville, Alabama, providing direct onsite support to the internal Defense Research and Engineering Network (DREN) enclave. The Principal Systems Administrator’s essential job functions will include but may not be limited to:

  • Build and maintain Virtual Machines with Microsoft and VMWare technologies.
  • Design and Configure the Active Directory and Windows Server environment.
  • Maintain essential IT operations, including operating systems, security tools, applications, servers, and email systems.
  • Install and upgrade computer components and software, manage physical and virtual servers, and integrate automation processes.
  • Perform server administration tasks in a mixed environment, including user/group management, file permissions, group policy, file replication, and resource monitoring.
  • Maintain, deploy, and support internal infrastructure, including client computer systems, servers, switches, routers, and adaptive security appliances (ASA).
  • Schedule and perform routine maintenance, patches, and upgrades of computer systems.
  • Build and maintain Windows system images using MDT.
  • Work directly with information assurance staff to identify and resolve vulnerabilities with assured compliance assessment solution (ACAS)
  • Support and maintain Sec Dev Ops  infrastructure in support of software development teams and the continuous deployment pipeline.
  • Provide help desk and IT support.
  • Additional duties assigned based on changes to business needs.
  • While performing the duties of this job, the employee is occasionally required to stand; walk; sit; use tools or controls; normal physical activity (reach with hands and arms; climb stairs); and communicate effectively with all levels of employees and leadership. The employee must occasionally lift or move office products and supplies, up to 25 pounds.

Qualifications:

  • 15+ years’ experience in Information Technology, including cyber/information assurance and/or systems administration of servers and workstations.
  • Strong understanding of architecting and configuring Microsoft Windows OS technology including AD Forests, Domains, Trusts, DNS, DHCP, Group Policy and Organizational Units.
  • Experience providing desktop, server, and VM support with VMware products with Microsoft technologies.
  • Experience with Windows Server and VMware applications such as Vsphere/ESXi, and Horizon Client.
  • Experience maintaining IT networks (Cisco routers, switches, maintaining network connections, etc.).
  • Experience with Microsoft SCCM and deployment images.
  • Experience with STIG management.
  • Experience supporting Microsoft’s Azure Dev Ops Server or similar software development and tracking database is a plus.
  • Strong written and verbal communication skills.
  • Comp Tia Security+ certification.
  • Windows Operating System certification (within 90 days).


Desired Qualifications:

  • Working knowledge of government Cyber Security policies and procedures including system scans, remediation, and documentation.
  • Experience and understanding of Risk Management Framework (RMF), security controls and policies, and implementation of STIGs.
  • Experience scripting for automation of tasks and vulnerability assessments.


Education Requirements:

  • Bachelor’s degree. Equivalent experience may be considered in lieu of degree.


Clearance Requirements:

  • Active Secret Clearance required; an active TS/SCI clearance is desired.

U.S. Citizenship is required for this position.

Iron Mountain Solutions is an Equal Opportunity Employer/SDVOSB

Seniority level
  • Seniority level

    Mid-Senior level
Employment type
  • Employment type

    Full-time
Job function
  • Job function

    Information Technology
  • Industries Technology, Information and Internet

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