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System Administrator 3 Jobs (NOW HIRING)

$100K - $170K/yr

Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

System Administrator III

San Diego, CA · On-site

$100K - $170K/yr

Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

System Administrator III

San Diego, CA · On-site

$100K - $170K/yr

Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

$100K - $170K/yr

Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

System Administrator III Reports To: Director Technology Services Direct Reports: No Functional Unit: IT FLSA Status: Exempt Position Type: Full-Time Location: Denver, CO (Hybrid) The Company Onward ...

System Administrator III Reports To: Director - Technology Services Direct Reports: No Functional Unit: IT FLSA Status: Exempt Position Type: Full-Time Location: Denver, CO (Hybrid) The Company ...

System Administrator 3 Location: 202 North 9th Street Richmond, VA 23219 Duration: 06/01/2026 & End Date: 12/04/2026 Position Overview The Virginia Office of the Attorney General (OAG) seeks 2 ...

System Administrator III Reports To: Director - Technology Services Direct Reports: No Functional Unit: IT FLSA Status: Exempt Position Type: Full-Time Location: Denver, CO (Hybrid) The Company ...

System Administrator III Reports To: Director Technology Services Direct Reports: No Functional Unit: IT FLSA Status: Exempt Position Type: Full-Time Location: Denver, CO (Hybrid) The Company Onward ...

Job Title- System Administrator III Project Location - Onsite in Bridgeton, MO Duration- Full-time Status- Must be a US citizen. Benefits- PTO, Holiday Pay, Healthcare, Profit-Sharing, Tuition ...

Job Title- System Administrator III, National Operations(ServiceNow) Location- Canonsburg, PA, United States, 15317 (Hybrid) Reporting Type- Onsite Work Timing- Regular Hours Monday to Friday, 9am to ...

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System Administrator 3 information

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$41K

$88.9K

$137.5K

How much do system administrator 3 jobs pay per year?

As of Jul 11, 2026, the average yearly pay for system administrator 3 in the United States is $88,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $104,000.00 per year, depending on experience, location, and employer.

How much does a Tier 3 system administrator make?

A Tier 3 system administrator typically earns between $70,000 and $100,000 annually, depending on experience, certifications, and location. They are responsible for advanced troubleshooting, system upgrades, and supporting complex IT environments, often requiring specialized skills and certifications such as CompTIA Server+ or Cisco CCNA.

What is the difference between System Administrator 3 vs Network Administrator?

AspectSystem Administrator 3Network Administrator
CertificationsCompTIA Server+, Cisco CCNA, Microsoft CertifiedCompTIA Network+, Cisco CCNA, Juniper JNCIA
Work EnvironmentData centers, server rooms, enterprise ITNetwork operations centers, office networks, infrastructure
Primary ResponsibilitiesServer management, system updates, troubleshootingNetwork setup, routing, switching, security
Industry UsageIT departments across various industriesTelecommunications, enterprise IT, service providers

The main difference between a System Administrator 3 and a Network Administrator lies in their focus areas. System Administrators primarily manage servers and enterprise systems, while Network Administrators focus on network infrastructure and connectivity. Both roles require similar certifications and often work in overlapping environments, but their core responsibilities differ based on their specialization.

What are system administrator jobs?

System administrator jobs involve managing and maintaining an organization’s computer systems, servers, and networks to ensure they run efficiently and securely. These roles typically require skills in troubleshooting, system configuration, and knowledge of operating systems like Windows or Linux, often supported by certifications such as CompTIA Server+ or Microsoft Certified Systems Administrator (MCSA).

What are some common challenges faced by a System Administrator 3, and how can they be effectively managed?

System Administrator 3 professionals often encounter challenges such as managing complex network infrastructures, ensuring system security, and minimizing downtime. They are typically responsible for advanced troubleshooting and must stay updated on the latest technologies and security threats. Effective management of these challenges involves proactive monitoring, implementing robust backup and disaster recovery plans, and maintaining clear documentation. Collaboration with IT teams and end-users is also key to quickly resolving issues and optimizing system performance.

What are System Administrator 3s?

A System Administrator 3 is a senior-level IT professional responsible for managing, maintaining, and troubleshooting complex computer systems and networks within an organization. They oversee server environments, ensure system security and reliability, and may lead junior administrators or IT teams. Their role often includes planning system upgrades, implementing best practices, and responding to advanced technical issues. Typically, a System Administrator 3 has several years of experience and deep technical expertise in areas such as Windows, Linux, virtualization, and cloud environments.

Will AI replace sysadmin jobs?

AI is unlikely to fully replace system administrators, as their role involves complex problem-solving, system design, and oversight that require human judgment. Instead, AI tools are increasingly used to automate routine tasks, allowing sysadmins to focus on more strategic and advanced responsibilities. Maintaining skills in scripting, cybersecurity, and cloud management remains important for the role.

What is a system administrator III?

A System Administrator III is a senior-level IT professional responsible for managing and maintaining complex computer systems, networks, and servers. They often have advanced skills in scripting, troubleshooting, and security, and may oversee junior staff or projects. Certifications like CompTIA Server+ or Cisco CCNA are common for this role.

What are the key skills and qualifications needed to thrive as a System Administrator 3, and why are they important?

To thrive as a System Administrator 3, you need advanced knowledge of system architecture, operating systems (such as Windows and Linux), networking, and a relevant degree or certifications like CompTIA Server+, Microsoft Certified: Windows Server, or Red Hat Certified System Administrator (RHCSA). Expertise in tools such as VMware, Active Directory, scripting languages (like PowerShell or Bash), and monitoring systems is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills make someone stand out in this role. These skills ensure the reliability, security, and efficiency of IT infrastructure, supporting critical business operations.
More about System Administrator 3 jobs
What cities are hiring for System Administrator 3 jobs? Cities with the most System Administrator 3 job openings:
Infographic showing various System Administrator 3 job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 70% Full Time, 25% Part Time, 1% Temporary, and 3% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $88,927 per year, or $42.8 per hour.
System Administrator 3

System Administrator 3

DCCA

Annapolis Junction, MD • On-site

Other

Re-posted 5 days ago


Job description

System Administrator 3
Location Annapolis Junction, MD
Job Code 2127
# of Openings 1