Onsite Principal/Sr. Principal Systems Administrator

Posted 5 days ago

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About the role

  • Principal/Sr. Principal Systems Administrator performing as a Linux and Windows System Administrator on large government contracts. Managing VMware technologies and system enhancements, ensuring operational integrity.

Responsibilities

  • Perform as a Linux and Windows System Administrator on large government contracts.
  • Perform administration on VMware technologies (or related).
  • Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
  • Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
  • Provide backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis.
  • Create and maintain user and computer accounts and modify file permissions and security access lists.
  • Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
  • Support the Cyber Security team.
  • Report on project status as required for all recurring and non-recurring efforts.

Requirements

  • Bachelor’s degree in information technology, Computer Science, or related field with 5 years of IT experience; Master’s degree with 3 years of IT experience; Associate degree with 7 years of IT experience; OR a HS Diploma / GED with 9 years of IT experience is required
  • Active Top Secret with SCI eligibility at time of application
  • Active CI Poly Required at time of application and willingness to sit for Full-Scope Polygraph
  • Experience administering Windows Server and/or Linux operating systems in a production environment
  • Working knowledge of virtualization technologies such as VMware (vSphere, ESXi)
  • Experience with enterprise storage systems (e.g., SAN/NAS), including provisioning and performance monitoring
  • Familiarity with backup, recovery, and disaster recovery processes
  • Basic understanding of networking concepts (TCP/IP, DNS, DHCP, firewalls)
  • Experience with system monitoring, patching, and security best practices
  • Ability to troubleshoot hardware, OS, and application issues across multiple platforms
  • Strong documentation and communication skills
  • Ability to work independently and manage multiple priorities in a fast-paced environment
  • Willingness to participate in on-call rotations and respond to after-hours incidents (infrequent)
  • Ability to work occasional off-shift hours for maintenance or operational needs

Benefits

  • Health insurance coverage
  • Life and disability insurance
  • Savings plan
  • Company paid holidays
  • Paid time off (PTO) for vacation and/or personal business

Job title

Principal/Sr. Principal Systems Administrator

Job type

Experience level

Senior

Salary

$114,000 - $171,000 per year

Degree requirement

Bachelor's Degree

Location requirements

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