Senior System Administrator

TTGI The Tolliver Group Inc•Huntsville, AL
•Onsite

About The Position

The Senior System Administrator supports an Army customer by designing, implementing, and maintaining Windows, Linux, virtualized, and cloud infrastructure for reliable and secure operations. The position is based on-site at Redstone AFB in Huntsville, Alabama and requires an active Secret security clearance. The role includes administering operating systems, supporting virtual server and desktop environments and highly available virtual desktop infrastructure, implementing VMware infrastructure, and supporting Azure or AWS cloud deployments. The administrator also designs and maintains DevSecOps environments, ensures systems meet DoD requirements, maintains technical documentation, manages capacity and performance, supports disaster recovery, and coordinates with project managers to plan, test, and deliver solutions on schedule.

Requirements

  • Bachelor’s degree in Information Systems or a related field and at least 10 years of relevant experience.
  • Active CompTIA Security+ certification or an equivalent or higher credential.
  • An acceptable Computing Environment certification.
  • Experience administering Windows and Linux/Unix operating systems.
  • Experience with VMware ESXi, View, SRM, and vCloud.
  • Experience supporting Cameo and MagicDraw deployments.
  • Knowledge of networking fundamentals and Storage Area Networks.
  • Strong documentation, communication, and troubleshooting skills, with the initiative to own issues through resolution.
  • U.S. citizenship and an active Secret security clearance.

Responsibilities

  • Administer Windows and Linux environments and troubleshoot complex system issues.
  • Design and support virtual servers, desktops, and highly available virtual desktop infrastructure.
  • Implement VMware infrastructure and support cloud deployments in Azure or AWS.
  • Design, deploy, and maintain DevSecOps environments.
  • Implement systems that meet DoD requirements and maintain technical documentation.
  • Manage system capacity, optimize performance, and support disaster recovery.
  • Coordinate with project managers to plan, test, and deliver solutions on schedule.

Benefits

  • Medical insurance
  • Dental insurance
  • Vision insurance
  • Company-paid life insurance
  • Long- and short-term disability
  • 401(k) matching with immediate vesting
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service