2

Part Time Unix Administrator Jobs in California (NOW HIRING)

System Admin

San Diego, CA · On-site

$25 - $35/hr

iQuasar is seeking to fill an Systems Administrator in San Diego, CA. At iQuasar, we strive to ... Secret Job Type: Part Time (up to $25 hours/week) iQuasar is seeking an experienced Information ...

iQuasar is seeking to fill an Systems Administrator in San Diego, CA. At iQuasar, we strive to ... Secret Job Type: Part Time (up to $25 hours/week) iQuasar is seeking an experienced Information ...

New

Part Time Unix Administrator information

See California salary details

$5

$47

$66

How much do part time unix administrator jobs pay per hour?

As of Jun 15, 2026, the average hourly pay for part time unix administrator in California is $47.96, according to ZipRecruiter salary data. Most workers in this role earn between $39.62 and $59.33 per hour, depending on experience, location, and employer.

What is a Part Time Unix Administrator job?

A Part-Time Unix Administrator is responsible for managing and maintaining Unix-based systems on a limited-hour or contractual basis. Their duties typically include system monitoring, troubleshooting, security updates, and user account management. These professionals often work remotely or on-site for businesses that require Unix expertise but do not need a full-time administrator. Strong knowledge of Unix commands, scripting, and system security is essential. This role is ideal for individuals looking for flexible work arrangements while ensuring the smooth operation of Unix systems.

What are the key skills and qualifications needed to thrive in the Part Time Unix Administrator position, and why are they important?

To thrive as a Part Time Unix Administrator, you need a solid understanding of Unix/Linux operating systems, shell scripting, and system security, typically supported by hands-on experience or relevant certifications such as CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with tools like SSH, cron, system monitoring utilities, and backup solutions is essential for effective system management. Strong problem-solving skills, attention to detail, and clear communication help Unix Administrators troubleshoot issues efficiently and work effectively with IT teams. These skills are vital to maintaining reliable system performance, minimizing downtime, and ensuring seamless collaboration in a dynamic environment.

What are some common responsibilities for a Part Time Unix Administrator, and how does the workload typically differ from a full-time role?

Part Time Unix Administrators are often responsible for maintaining servers, applying patches and updates, monitoring system health, and resolving technical issues as they arise. Their workload usually focuses on essential maintenance tasks, periodic security checks, and responding to user-reported incidents within designated hours. Unlike full-time roles, part-time positions may place more emphasis on scheduled work and critical system checks rather than ongoing project development or large-scale system migrations. Part-time administrators frequently coordinate with full-time IT staff to ensure handoffs are smooth and that key operational routines are consistently covered. This structure makes the role ideal for professionals seeking flexible hours while still making significant contributions to the IT team's success.

What are the most commonly searched types of Unix Administrator jobs in California? The most popular types of Unix Administrator jobs in California are:
What are popular job titles related to Part Time Unix Administrator jobs in California? For Part Time Unix Administrator jobs in California, the most frequently searched job titles are:
What job categories do people searching Part Time Unix Administrator jobs in California look for? The top searched job categories for Part Time Unix Administrator jobs in California are:
What cities in California are hiring for Part Time Unix Administrator jobs? Cities in California with the most Part Time Unix Administrator job openings:
IT Systems Administrator - PT

IT Systems Administrator - PT

Trabus Technologies

San Diego, CA • On-site

Full-time, Part-time

Posted 3 days ago


Job description

IT Systems Administrator
San Diego, California • Government/Military
Position: Systems Administrator
Job Type: Part Time (up to 25 hours/week)
Location: San Diego, CA
Salary Range: Based on experience
Clearance: Active DoD Secret Clearance
Trabus Technologies (TRABUS) is a minority-owned, service-disabled veteran-owned small business (SDVOSB) headquartered in San Diego, California. Since 2010, TRABUS has delivered cutting-edge solutions in wireless technologies, cybersecurity, and artificial intelligence to federal and private sector clients.
We are proud to have been recognized by Inc. 5000 as one of the fastest-growing private companies in the U.S. for seven consecutive years. At TRABUS, innovation and mission success are at the heart of what we do.
SUMMARY:
TRABUS is seeking an experienced Information Systems Administrator (SysAdmin) to assist in the design, implementation, maintenance, and support of the corporate network infrastructure in a mission-critical environment. The successful candidate will have a strong foundation in secure network architecture, system integration, Windows/MacOS/Linux administration, and familiarity with Cybersecurity Maturity Model Certification (CMMC) cybersecurity frameworks.
RESPONSIBILITIES:
  • Help and assists in configuring and installing various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS)
  • Assist in performing network maintenance and system upgrades including service packs, patches, hot fixes, and security configurations
  • Assist in the monitoring of network performance and health, ensuring continuous system uptime and reliability
  • Track overall system resource utilization, trending, and capacity planning using logging and analytical tools such as Intune and Grafana.
  • Provide Level 2/3 support and troubleshooting for network issues
  • Perform routine updates and configuration cycles for Windows 11/Server 2016/2019, Ubuntu and other LINUX distributions, as well as MacOS systems
  • Help to administer and support Windows Active Directory, Azure Active Directory, and Office 365 environments
  • Configure and manage VPNs (specifically WireGuard VPN) and establish isolated network and safe computing environments
  • Ensure compliance with configuration and change management processes
  • Help to implement and support CMMC compliance practices, including documentation, secure access control, and logging of system data and policies.
  • Work collaboratively with security personnel and vendors for problem resolution and implementation of cybersecurity best practices
  • Work closely with development teams and platform engineers in deploying robust, and CMMC compliant, network environments that facilitates efficient software development work.

REQUIREMENTS:
  • Well-versed in Windows, Linux and MacOS.
  • Bachelor's degree in electrical engineering, Computer Engineering, Computer Science, Information Technology, or a related quantitative field
  • 6+ years of experience with an Associate's degree and DoDInst. 8570 IAT Level 2 in lieu of a bachelor's degree; or 8+ years of experience and DoDInst. 8570 IAM Level 2 in lieu of a bachelor's degree; or 4+ years of experience with a master's degree in information systems, Computer Science or similar computing focused engineering.
  • 3-4 years of experience managing secure network environments and infrastructure
  • Deep understanding of networking protocols (e.g., IPSEC, HSRP, BGP, OSPF, 802.11, QoS, SSH), VPNs and Firewalls
  • Proficient in both cloud and on-premises environments and establishing a strong software development focused environment at TRABUS
  • Solid understanding of OSI or TCP/IP models and software-defined networking with Access Control Policies.
  • Proficiency in managing Windows, MacOS and LINUX-based systems
  • Experience supporting federal systems and complying with federal cybersecurity standards
  • Familiarity with CMMC Level 2+ controls and implementation practices
  • Experience with network monitoring and diagnostic tools

DESIRED QUALIFICATIONS:
  • 8+ years of experience handling secure networks and infrastructure
  • Security+ or equivalent DoDInst. 8570 IAT Level II certification
  • Advanced LINUX/Unix-based system administration and security hardening experience
  • Clearance: Active Top Secret or Top Secret Eligible (SCI eligibility preferred)