Lead Systems Admin — Digital Ecosystem (In-Person, Secret)

Precise Systems; San Diego (CA); On-site; USD 150,000 - 170,000; Full time

Benefits offered by this job

Health Insurance

Life and AD&D coverage

Disability Insurance

Retirement Plans

Holiday Pay

Paid Leave

Professional Growth Opportunities

Job summary

Precise Systems seeks a System Administrator III to provide senior-level administration, sustainment, troubleshooting, and security hardening across Windows, Linux, and virtualization environments in government/defense contexts. In-person support is required.

Responsibilities include incident resolution, patch management, backup/recovery, and collaboration with IT, cybersecurity, and engineering teams to ensure mission-ready IT systems.

Qualifications

• Bachelor's degree or equivalent experience.
• Current Security+ certification.
• Extensive experience in system and network administration.

Responsibilities

• Lead and support administration of Windows, Linux, ESXi, network, and tactical computing environments.
• Implement security hardening and DISA STIG alignment.
• Develop and maintain backup and recovery procedures.
• Coordinate with IT, cybersecurity, engineering, and program stakeholders.

Skills

Windows admin

Linux admin

VMware ESXi

Security hardening

Network admin

Troubleshooting

Cloud basics

Education

Bachelor's degree or equivalent

Security+ certification

Tools

VMware

Docker

Kubernetes

PowerShell

Python

Ansible

Job description

Precise Systems seeks a System Administrator III to provide senior-level administration, sustainment, troubleshooting, and security hardening across Windows, Linux, and virtualization environments in government/defense contexts. In-person support is required.

Responsibilities include incident resolution, patch management, backup/recovery, and collaboration with IT, cybersecurity, and engineering teams to ensure mission-ready IT systems.