Senior Systems Administrator Jobs in Seattle, WA

Senior Systems Administrator jobs in Seattle are concentrated in South Lake Union, the Capitol Hill tech corridor, and the Eastside business parks of Bellevue and Redmond, with strong demand across cloud computing, enterprise software, and healthcare IT. Employers hiring right now include Costco Wholesale, Rippling, and PwC. See the openings below and apply to the ones that match your experience.

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Overview

Open roles35
Top employerCostco Wholesale
Work type65% On-site
Top credentialBachelor's
Companies hiring26

Showing 5 of 35+ Senior Systems Administrator jobs

Seitel Systems
Systems Administrator (Engineer)
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Seitel Systems
Added 4d ago
Systems Administrator (Engineer)
Seitel Systems
Seattle, Washington
IT Support & Systems Administration
Technical Product & Program Management
IT Support
Systems Administration
$90k - $105k/yr
11-50

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Trident Seafoods
Network Engineer / Systems Administrator
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Trident Seafoods
Added 1mo ago
Network Engineer / Systems Administrator
Trident Seafoods
Seattle, Washington
IT Support & Systems Administration
Technical Product & Program Management
IT Support
Systems Administration
$110k - $130k/yr
Remote (US)
Bachelor's
5,001-10,000

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University Of Washington
Senior Management Analyst, Analytics and Research IT
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University Of Washington
Added 3d ago
Senior Management Analyst, Analytics and Research IT
University Of Washington
Seattle, Washington
$74k - $101k/yr
Bachelor's
10,000+

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Valence Surface Technologies
Senior IT Administrator
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Valence Surface Technologies
Added 1w ago
Senior IT Administrator
Valence Surface Technologies
Seattle, Washington
IT Support & Systems Administration
Project & Program Management
Cloud & DevOps
IT Support
Systems Administration
Project Management
$85k - $95k/yr
Bachelor's
1,001-5,000

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PwC
IT Audit/Controls - Manager
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PwC
Added 1w ago
IT Audit/Controls - Manager
PwC
Seattle, Washington
Project & Program Management
Specialized Engineering
Mechanical Engineering
Electrical Engineering
Project Management
Engineering (Non-Software)
$99k - $232k/yr
Bachelor's
10,000+

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See All 35 Senior Systems Administrator Jobs in Seattle

Find roles in Seattle that match your experience and apply in just a few clicks.

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Senior Systems Administrator Job Market in Seattle

Who's Hiring

  • Costco Wholesale
    Costco Wholesale4
  • Rippling
    Rippling3
  • PwC
    PwC2
  • Amazon
    Amazon2
  • Baker Tilly Canada
    Baker Tilly Canada2

Top Industries Hiring

  • Technology & Software11
  • Retail7
  • E-Commerce & Online Marketplaces6
  • Science & Research2
  • Accounting & Auditing2

Senior Systems Administrator Jobs in Seattle: Frequently Asked Questions

How do I get a senior systems administrator job in Seattle?

Focus your search on Seattle's dominant hiring sectors: cloud infrastructure, enterprise software, and healthcare IT, where demand for senior systems administrators is consistently highest. South Lake Union and the Eastside corridor in Bellevue and Redmond concentrate the most openings. Candidates who stand out typically hold current certifications in Microsoft Azure, AWS, or VMware and can show experience managing hybrid environments at scale, which mirrors what Seattle's largest employers actually run.

Which companies hire senior systems administrators in Seattle?

Seattle senior systems administrator roles are posted by Costco Wholesale, Rippling, and PwC and others right now, based on current listings on Migrate Mate as of June 2026. Seattle's hiring mix includes large enterprise technology firms, regional healthcare networks, and mid-size SaaS companies, reflecting the city's broad and active infrastructure market.

Are there remote senior systems administrator jobs in Seattle?

Yes, though remote availability is moderate for this role since senior systems administrators often need physical access to on-site hardware, data centers, and network equipment. About 35% of senior systems administrator openings tied to Seattle are remote or hybrid as of June 2026, skewing toward hybrid schedules rather than fully remote. Cloud-focused and monitoring-heavy responsibilities tend to be the most remote-eligible portions of the role locally.

How can I get a senior systems administrator job in Seattle with little or no experience?

The most realistic entry path in Seattle is starting as a systems administrator or junior IT administrator at one of the city's many mid-size technology or healthcare companies, then building toward senior responsibilities over two to three years. Seattle-area community colleges and employer apprenticeship programs offer hands-on infrastructure training that local hiring managers recognize. Earning an Azure or AWS certification before applying gives entry-level candidates a measurable edge in a market where cloud skills are a baseline expectation.

Which industries hire the most senior systems administrators in Seattle?

The sectors hiring the most senior systems administrators in Seattle are Technology & Software, Retail, and E-Commerce & Online Marketplaces, based on current listings on Migrate Mate as of June 2026. Seattle's concentration of global technology headquarters, major regional health systems, and a growing fintech sector creates sustained, year-round demand for experienced infrastructure professionals across the metro area.

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