Onsite System Administrator – Hybrid Windows/Linux, ACAS

Insight Global; San Diego (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Insight Global is seeking a system administrator to support a hybrid Windows and Linux development environment onsite in San Diego. The role includes running ACAS scans, reviewing outputs, and deploying patches to maintain uptime with a small 2–3 person team.

The candidate should have 3+ years of Windows and Linux administration experience and in-depth knowledge of Active Directory, GPOs, DNS, WSUS, and system monitoring. Active Secret Clearance or higher is required.

Qualifications

• Active Directory and Windows/Linux administration experience.
• ACAS scanning experience (3+ years).
• Clearance: Active Secret Clearance or higher.

Responsibilities

• Support a hybrid Windows/Linux development environment.
• Run ACAS scans, review outputs and implement patches.
• Maintain uptime with a small team (2-3).
• Handle ADUC, DNS, GPO, WSUS and backup management.
• Perform OS administration, software upgrades, and system monitoring.
• Support VPN, network and email administration.
• Apply DISA STIGs and security tooling.

Skills

Active Directory

OS Administration

Backup & Recovery

Software Installation

Troubleshooting

Monitoring

Networking & Email

DISA STIGs

Security Tools

Job description

Insight Global is seeking a system administrator to support a hybrid Windows and Linux development environment onsite in San Diego. The role includes running ACAS scans, reviewing outputs, and deploying patches to maintain uptime with a small 2–3 person team.

The candidate should have 3+ years of Windows and Linux administration experience and in-depth knowledge of Active Directory, GPOs, DNS, WSUS, and system monitoring. Active Secret Clearance or higher is required.