Security-Cleared Sys Admin II – On-site (San Diego)

Pmat Inc.

San Diego (CA)

Hybrid

USD 75,000 - 95,000

Full time

6 days ago

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Job summary

PMAT is seeking a System Administrator II to support administration, monitoring, troubleshooting, and sustainment of Windows, Linux, virtualization, network, and tactical computing environments. The role collaborates with IT, cybersecurity, engineering, data, and operations teams to maintain secure, reliable, mission-ready systems.

The position requires strong problem-solving, collaborative communication, and the ability to support both traditional IT infrastructure and tactical systems in a

Qualifications

Experience as system administrator or IT-related role.
Proficient with Linux command line and troubleshooting.
Experience managing Windows and Linux environments.
Understanding of TCP/IP, DNS, DHCP, VPNs, routing, and firewalls.

Responsibilities

Administer and maintain Windows, Linux, ESXi, network, and tactical computing environments.
Assist with patching, vulnerability remediation, and security hardening.
Monitor performance and troubleshoot issues, escalate risks as needed.
Support backup, recovery, and documentation processes.
Provide end-user and team support and coordinate follow-up actions.
Assist with network infrastructure support and coordination with senior admins.

Skills

Linux CLI

System administration

Windows & Linux

Networking fundamentals

Cybersecurity basics

Communication skills

Education

Bachelor's Degree or Equivalent

Tools

VMware

Docker

Kubernetes

Scripting (Bash/Python)

Job description

The position requires strong problem-solving, collaborative communication, and the ability to support both traditional IT infrastructure and tactical systems in a

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