movement, it’s the foundation of connected, thriving communities. As part of HDR’s Transportation Business Group, you’ll help shape the systems that move people and goods safely, efficiently, and sustainably. From design…
Engineering & IT · San Jose, CA
Systems Administrator jobs in San Jose, CA
Systems administrators keep an organization's servers, networks, and core services running — handling installs, patching, backups, permissions, and the problems that surface in between.
359
Open roles today
$33–$86/hr
Typical pay range
$117k
Median, full-time
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Fresh in this list
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01
Open systems administrator roles
12 shown of 359 · sorted by freshness
$108k - $162k
path of progress by making them smarter, faster and more efficient.Job Summary & ResponsibilitiesThe core responsibilities of the Systems Engineer are to support development of new optical metrology technologies, to opti…
$88.1k - $163.7k
career that's built for you.Lockheed Martin is seeking a dedicated Systems Engineer to support the Military Satellite Communications (... ...for COOLR while training to become its future system administrator. In this rol…
$121k - $148k
We are seeking an experienced Senior Salesforce Administrator to join our team and take ownership of our Salesforce platform, ensuring optimal... ..., security settings, workflows, and automation to optimize system perfo…
$106.7k - $181.4k
device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits,…
On-Site role Job Description: Responsible for diagnosing, debugging, and resolving PCIe, Linux kernel, and system- level issues on internal test platforms. Work closely with hardware, firmware, software, and validation t…
$130k - $195k
more, visit [ About the Role We are seeking a hands-on Linux System Engineer to build, operate, and optimize the Linux compute and... ...Lab in San Jose, California. This role owns day-to-day system administration, autom…
highly available database and data platforms. The role combines database engineering, site reliability engineering, Linux systems administration, and infrastructure automation. The ideal candidate will have strong produc…
$145k - $200k
Role Overview Velaura AI is seeking an experienced Senior Systems Administrator / IT Engineer to help administer, secure, and continuously improve our enterprise infrastructure while also providing Tier 2/3 desktop engin…
$85k - $97k
Safety | Continuous Development | Respect | Integrity | Performance | Trust | Fun How You Can Make an Impact The System Administrator is responsible for assisting in all technology-related issues escalated from Helpdesk…
large-scale server infrastructure across remote data centre environments. The role focuses on ensuring hardware reliability, operating system stability, and infrastructure lifecycle management within a highly automated h…
Arycs Technologies At Arycs Technology, we believe AI infrastructure must scale within realistic power and integration limits. Our systems are engineered for deployment in real networks — not theoretical environments. We…
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What systems administrators earn in San Jose
Hourly first — that's how the offer arrives
| Experience | Hourly | Annual, full-time |
|---|---|---|
| Entry level | $33–$48 | $69k–$99k |
| Mid level | $48–$65 | $99k–$135k |
| Senior | $63–$86 | $131k–$179k |
Adjusted for the San Jose market from national ranges.
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What employers ask for
The skills these listings keep naming
Windows Server and Active DirectoryLinux administrationNetworking (DNS, DHCP, VPN)Virtualization (VMware, Hyper-V)Backup and disaster recoveryScripting (PowerShell, Bash)Microsoft 365 / Azure ADPatch and endpoint managementDocumentation
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Interview questions worth rehearsing
With the thing the interviewer is actually listening for
Users report they cannot access a shared drive. How do you troubleshoot?
Work in layers: scope (one user or many), network, permissions, and the server itself. Narrating a clear elimination process is the whole answer.
Walk me through your backup and restore strategy.
Cover the 3-2-1 principle, retention, and — most importantly — actually testing restores. 'Backups exist' means nothing until a restore succeeds.
How do you roll out patches without breaking things?
Talk about test groups, maintenance windows, rollback plans, and prioritizing by severity. Balance security urgency against stability.
Tell me about a major outage you handled.
Structure it: detection, communication, fix, and what you changed afterward. Mentioning how you kept users informed matters as much as the fix.
How do you manage user onboarding and offboarding securely?
Describe standardized checklists or automation, least-privilege access, and prompt deprovisioning. Orphaned accounts are the risk they are probing.
What do you automate in your day-to-day work?
Give real script examples — account creation, monitoring checks, cleanup jobs. Automation instinct is what separates admins who scale.
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Resume tips that move the needle
For systems administrators specifically — generic advice costs you here
01
State the environment size you supported: users, servers, sites — it frames everything else on the page.
02
List the platforms precisely (Windows Server versions, Linux distros, VMware, M365) since job postings screen on exact matches.
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Quantify reliability: uptime maintained, ticket backlog reduced, restore times improved.
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Show scripting and automation work explicitly; it is the main lever for moving up from this role.
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Include certifications that are current (Microsoft, CompTIA, Linux) and drop expired ones.
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Where this role goes
Typical progression
01
IT Support Specialist
02
Systems Administrator
03
Senior Systems Administrator
04
IT Infrastructure Manager
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