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System Admin Network Admin Jobs in California (NOW HIRING)

iQuasar, LLC

System Admin

San Diego, CA · On-site

$70 - $90/hr

Deep understanding of networking protocols (IPSEC, HSRP, BGP, OSPF, 802.11, QoS, SSH), VPNs and firewalls. * Proficient in both cloud and on‑premises environments and establishing a ...

IQUASAR LLC

System Admin

San Diego, CA · On-site

$25 - $35/hr

The successful candidate will have a strong foundation in secure network architecture, system ... Help to administer and support Windows Active Directory, Azure Active Directory, and Office 365 ...

Calance US

Network Admin - Onsite

Weed, CA

We are hiring Network Admin - Onsite for a Contract To Hire position in Englewood, CO Location: Englewood, CO (Onsite) Position Overview Our client is seeking a hands-on Network Administrator to ...

iQuasar LLC

System Admin

San Diego, CA · On-site

$25 - $35/hr

The successful candidate will have a strong foundation in secure network architecture, system ... Help to administer and support Windows Active Directory, Azure Active Directory, and Office 365 ...

CB

System Admin

San Diego, CA · On-site

The successful candidate will have a strong foundation in secure network architecture, system ... Help to administer and support Windows Active Directory, Azure Active Directory, and Office 365 ...

Spark Tek Inc

System Admin

Milpitas, CA · On-site

Spark Tek Inc is seeking a System Admin to support their IT operations. The role involves managing Windows operating systems, troubleshooting issues, and ensuring network connectivity.

Atria Group LLC

System Admin

Mountain View, CA · On-site

... networking, and communications infrastructures. Our honest and realistic approach to recruiting ... System Admin experience * Experience with Apache, Tomcat, Java; Python or Perl a plus

EROS Technologies, Inc.

System Admin

San Jose, CA

System Admin Location: San Jose, CA Joining Mode: Contract to Hire - KEY RESPONSIBILITIES The successful Systems Administration (SA) candidate will be responsible for the effective provisioning ...

EROS Technologies Inc

System Admin

San Jose, CA · On-site

System Admin Location: San Jose, CA Joining Mode: Contract to Hire - KEY RESPONSIBILITIES The successful Systems Administration (SA) candidate will be responsible for the effective provisioning ...

360S2G

Network Admin (locals Only)

Santa Ana, CA · On-site

Administer VLAN configurations to ensure capacity and reliability. * Traffic Prioritization: Maintain QoS policies to prioritize critical emergency and VoIP services. Wireless Networking:

MindSource

System Admin (Entry)

San Jose, CA · On-site

MindSource is seeking a motivated Entry-Level System Administrator to support day-to-day ... with Linux systems, virtualization, and network environments in a fast-paced setting.

US Tech Solutions

System Admin

Hayward, CA

Description Building new systems and administering systems Exchange 2012, Citrix Xendesktop on ... necessary Network cisco - layer3 Citrix netscaler - workforce suite Qualifications XenApp ...

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System Admin Network Admin information

What is a system admin and network admin?

System Administrators (SysAdmins) are IT professionals responsible for maintaining, configuring, and ensuring the reliable operation of computer systems, especially servers. Network Administrators, on the other hand, focus on managing and maintaining network infrastructure, such as routers, switches, and firewalls, to ensure secure and efficient data communication. While there is some overlap, SysAdmins typically handle servers and operating systems, whereas Network Admins manage network connectivity and security. In smaller organizations, these roles may be combined, but in larger environments, they are often distinct positions.

What are some common challenges system admins and network admins face when managing large-scale networks?

System Admins and Network Admins often encounter challenges such as maintaining network security, ensuring system uptime, and troubleshooting complex connectivity issues across multiple locations. As networks grow, it becomes essential to implement robust monitoring tools and automate routine maintenance tasks to prevent downtime. Collaboration with other IT teams, such as cybersecurity and support staff, is key to quickly resolving issues and deploying new technologies efficiently. Staying current with the latest security threats and best practices is also a significant part of the role.

What are the key skills and qualifications needed to thrive as a system admin and network admin, and why are they important?

To thrive as a System Admin/Network Admin, you need a solid understanding of operating systems (Windows, Linux), networking concepts, and security protocols, typically backed by a degree in IT or related certifications like CompTIA Network+ or Cisco CCNA. Familiarity with tools such as Active Directory, virtualization platforms (VMware, Hyper-V), and network monitoring systems is crucial. Strong problem-solving abilities, attention to detail, and effective communication are important soft skills for diagnosing issues and collaborating with users and teams. These skills and qualifications are essential to ensure network reliability, security, and efficient IT operations within an organization.

What is the difference between System Admin Network Admin vs Network Engineer?

AspectSystem AdminNetwork Engineer
CertificationsCompTIA Network+, Cisco CCNA, Microsoft certificationsCCNA, CCNP, Cisco certifications
Work EnvironmentManage servers, operating systems, and internal networksDesign, implement, and troubleshoot complex network infrastructure
Employer & Industry UsageIT departments across various industries, focusing on internal systemsTelecommunications, large enterprises, and data centers

While both roles involve networking, System Admins focus on maintaining internal systems and servers, whereas Network Engineers design and build network infrastructure. The certifications and work environments overlap but serve different core functions within IT teams.

What are popular job titles related to System Admin Network Admin jobs in California?

For System Admin Network Admin jobs in California, the most frequently searched job titles are:

What job categories do people searching System Admin Network Admin jobs in California look for?

The top searched job categories for System Admin Network Admin jobs in California are:

What cities in California are hiring for System Admin Network Admin jobs?

Cities in California with the most System Admin Network Admin job openings:

System Admin Network Admin jobs near you
Infographic showing various System Admin Network Admin job openings in California as of June 2026, with employment types broken down into 72% Full Time, 23% Part Time, 2% Temporary, and 3% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Senior Linux System Administrator with Security Clearance

Zachary Piper Solutions, LLC

San Diego, CA • On-site

$100K - $130K/yr

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 23 days ago

Job description

Zachary Piper Solutions is looking for a Senior Linux System Administrator to join a large DOD program in San Diego, CA. Essential Duties of the Sr Linux System Administrator: * Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.
* Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.
* May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software.
* May administer network security measures.
Qualifications of the Sr Linux System Administrator: * Bachelors degree and 4 years of experience, Associates degree and 6 years of experience, or 8 years of experience without a degree
* Must be able to obtain and maintain an active Secret or Top Secret clearance.
* Strong Linux experience.
* Security+ Certification required.
Compensation for the Sr Linux System Administrator: * $100,000 - $130,000 (based on experience)
* Comprehensive benefit package; Cigna Medical, Cigna Dental, Vision, 401k w/ ADP, PTO, Sick Leave as required by law, paid holidays This job opens for applications on 7/10/2026. Applications for this job will be accepted for at least 30 days from the posting date. #LI-LS3 #LI-ONSITE Keywords: 401k, pto, paid time off, holiday, medical, dental, health, network engineer, network admin, network analyst, network specialist, system admin, system administrator, system administration, network systems, lan, wan, lan/wan, security+, network+, sec+, sec +, security plus, sec plus, security +, ccna, cisco certified, cisco certified network associate, network associate, installation, communication, performance, system performance, troubleshoot, data entry, data control, operations support, systems programming, security clearance, security policy, security procedure, telecommunication, network engineer, network protocol, networking architecture, networking engineer, ipv6, ip v6, internet protocol, communication protocol, communications protocol, network traffic, ipv4, address exhaustion, internet engineering, security clearance, government, secret clearance, top secret, ts/sci, polygraph, department of defense, army, air force, marines, navy, federal, network specialist, network technician, user support, hitsr, hits-r, hits r, wide area network, local area network, network security, information systems, linux admin, linux administration, rhel, red hat, redhat, network admin, network administration, sysadmin, sys admin, system administrator

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