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Tier 3 System Administrator
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18,415 open positions ·

18,415 Tier 3 System Administrator jobs are currently indexed on JobsGlitch, sourced directly from Greenhouse, Lever, Workday, Ashby, and 15+ other ATS platforms before they appear on LinkedIn or Indeed. Most in-demand skills: systems engineering, excel, python, troubleshooting, data analysis. 8% remote-friendly, average advertised salary $1433k. Currently hiring: Northrop Grumman, Boeing, Amazon.com Services LLC, NVIDIA.

Tier 3 System Administrator is a professional role with active demand across multiple industries and regions. JobsGlitch currently indexes 18,415 open Tier 3 System Administrator roles sourced directly from company ATS career pages — not reposted from LinkedIn or Indeed. Average advertised salary: $1433k/year. 8% are fully remote or hybrid. Listings are updated daily. Use the filters above to narrow by location, seniority, or remote availability.

Open Roles

19,021

Avg Salary

$1433k

Remote-Friendly

8%

Added This Week

0

Sectors Hiring Tier 3 System Administrators
Technology 1,661Healthcare 880Aerospace 526Financial Services 441Automotive 257Manufacturing 244Tech / AI / Software 226healthcare 214Education 200aerospace and defense 198
Key Specialisations
distributed-systems 412aerospace 284healthcare 261cloud-native-architecture 212manufacturing 182cloud-computing 179logistics 178financial-services 145robotics 142embedded-systems 141
In-Demand Skills
systems engineeringexcelpythontroubleshootingdata analysismicrosoft officeautomationadministrative supportjiraprocess management
50 shown

Tier 3 System Administrator

General Dynamics Information Technology

United States of America Onsite Senior Direct
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Tier 3 System Administrator

General Dynamics Information Technology

United States of America Onsite Mid Direct
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System Administrator

Terrestris Global Solutions

Washington, DC Direct
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System Administrator

Electrosoft

Atlanta, Georgia, United States Direct
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Associate System Administrator

Exadel

São Paulo, Brazil Entry Direct
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System Administrator - SiteOps

Zellerfeld

Hamburg, DE Onsite Direct
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System Administrator Tier II

C3EL

Customer Site Onsite Mid Direct
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Senior Network System Administrator

Agoura Hills, CA Onsite Senior Direct
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System administrator (m/f/d)

T-Systems Iberia

Granada, AN, Spain Hybrid mid Direct
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System administrator (m/f/d)

T-Systems Iberia

Granada, AN, Spain Hybrid mid Direct
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Sr. System Administrator

South Star Software Private Limited

Mumbai, Maharashtra, India Onsite Senior Direct
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System Support Specialist, Tier 2

New Era Technology

North America Flexible Direct
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System Administrator 0-3 (LCAT Flexible from SA0 to SA3) (copy)

Wyetech

Annapolis Junction, Maryland Direct
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Senior IT System Administrator

Vast

Long Beach, California, United States Senior Direct
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Senior System Administrator (Linux, Networking & Automation)

Deutsche Telekom IT Solutions

Budapest, Debrecen, Pécs, Szeged, HUNGARY, HU Onsite mid Direct
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Senior System Administrator (Linux, Networking & Automation)

Deutsche Telekom IT Solutions

Budapest, Debrecen, Pécs, Szeged, HUNGARY, HU Onsite mid Direct
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Junior System Administrator

Norco, CA Junior Direct
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Security System Administrator

Jabil

Vietnam Onsite Direct
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Stelo System Administrator/Support Engineer

Stelo

Remote Remote Senior Direct
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Learning Management System Administrator

Learning Network

Remote Remote Direct
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HPC Linux System Administrator

Oceaneering

United States-Texas-Houston Onsite Direct
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Kubernetes/ DevOps System Administrator

Global Relay

Vancouver, British Columbia, Canada Onsite Direct
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Linux System Administrator | Monitoring

Hostinger

Brazil Flexible Direct
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System Administrator (ITSM)

TEXAS-SUGAR LAND-ADMINISTRATION BUILDING Onsite Direct
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Contract Salesforce System Administrator

Pie Insurance

International Remote Direct
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Apprenticeship - System Administrator Assistant

Betclic Group

Bordeaux, FR Direct
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Tier 3 Support Engineer

Voxel

Remote Remote Senior Direct
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Senior IT Systems Administrator

TechTorch

United States Remote Senior Direct
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System Administrator

Delaware Nation Industries

Warner Robins, Georgia, United States Onsite Direct
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NMCI/NET System Administrator, Junior

Middletown, RI Onsite Junior Direct
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Systems Administrator

Firmus Technologies

Sydney, New South Wales, Australia Senior Direct
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Linux Systems Administrator

LLNL

Livermore, CA, United States Onsite mid Direct
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Linux Systems Administrator

LLNL

Livermore, CA, United States Onsite mid Direct
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System Administrator

Halton Healthcare

Oakville, ON, Canada Onsite entry Direct
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Junior IT Systems Administrator

PSI CRO

São Paulo, SP, BR Onsite not-applicable Direct
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Junior IT Systems Administrator

PSI CRO

São Paulo, SP, BR Onsite not-applicable Direct
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(Senior) System Administrator (f/m/d)

applike Group

Hamburg Onsite Senior Direct
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System Administrator

SumUp

Berlin, Germany Onsite Direct
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Junior Engineer - Tier 1 Helpdesk Support

Defense Unicorns

United States - Remote Remote Entry Direct
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Tier Support Team Lead

Owner

Remote - Colombia Remote Lead Direct
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Tier 1 Technical Support Specialist

Sourcefit

Bridgetowne Quezon City, PH Onsite Direct
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Tier 1 Service Desk Technician

Sourcefit

Bridgetowne Quezon City, PH Onsite Direct
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Commis 3

Villa Group

Villa Park, MV Onsite entry Direct
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IT Administrator

EVG Specialty Network

Brooklyn, New York, United States Remote Entry Direct
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Finance Administrator

Fletcher Jones Automotive Group

Beverly Hills, California, United States Onsite Direct
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Database Administrator

Jahnel Group

Schenectady, New York, United States Flexible Direct
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Senior Administrator

The Brattle Group

Washington, District of Columbia, United States Senior Direct
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ServiceNow Administrator

Wachter

Lowell, AR Onsite Mid Direct
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DERMS Administrator

Wabash Valley Power Alliance

Indianapolis, IN, United States Hybrid mid Direct
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DERMS Administrator

Wabash Valley Power Alliance

Indianapolis, IN, United States Hybrid mid Direct
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Load more · 18,365 remaining

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Common Questions

How many Tier 3 System Administrator jobs are available?
There are 18,415 Tier 3 System Administrator jobs available on JobsGlitch right now, sourced daily from Greenhouse, Lever, Ashby, and Workday — not reposted from LinkedIn.
What skills are required for Tier 3 System Administrator roles?
Tier 3 System Administrator roles most commonly require systems engineering, excel, python, troubleshooting, data analysis. Exact requirements vary by seniority level and company.
What is the average salary for a Tier 3 System Administrator?
The average Tier 3 System Administrator salary is approximately $1433k/year based on jobs listed on JobsGlitch. Compensation varies by location, seniority, and company size.
Are there remote Tier 3 System Administrator jobs?
Yes — 8% of Tier 3 System Administrator jobs on JobsGlitch are remote or hybrid. Browse remote Tier 3 System Administrator roles directly at jobsglitch.com/jobs/remote/tier-3-system-administrator.