System administrator jobs in the United States

2,198 open System administrator roles at 769 companies in the United States. 1,139 of them are open to candidates of any nationality; the rest ask for citizenship or a government security clearance. 236 mention relocation support.

Rebuilt 24 Oct 2026
open roles
2,198
companies
769
open to any nationality
52%
median stated pay
$135k

Companies hiring

Newest roles

AT&T

att.com
att.com • HQ: Dallas, United States • Broadband • Mobile Networks • 5000+ employees • Est. 1885 • NYSE: T • Trust A • Hiring 1615, 249 new
HQ: Dallas, United States • Broadband • Mobile Networks • 5000+ employees • Est. 1885 • NYSE: T • Trust A • Hiring 1615, 249 new
AT&T is an American telecommunications company headquartered in Dallas, Texas, providing wireless, fiber broadband and business network services. It is one of the largest US wireless carriers and the country's largest fiber internet provider, trades on the New York Stock Exchange and runs a large retail, call center and field technician workforce alongside a government solutions unit. Current openings span retail and field sales, call center service, installation and network technicians, cleared government roles, supply chain, software, data and AI engineering, and internships at the Dallas campus.
No named decision-maker yet.
No careers mailbox known
Top 25% payVerified live · 1 hour ago 1 day ago Hiring now · 99%

Senior Sales System Engineer 2-Plat

$77k – $154k per year • Senior • 5+ years exp • In office (Columbia, United States) • Bachelor's Degree • Full-Time • Senior
Apply

Quantum Sky

quantumsky.com
quantumsky.com • HQ: Reston, United States • Information Security • Engineering Services • 5000+ employees • Hiring 72, 22 new
HQ: Reston, United States • Information Security • Engineering Services • 5000+ employees • Hiring 72, 22 new
Quantum Sky is a US government technology contractor headquartered in Reston, Virginia, that delivers cybersecurity, network engineering, cloud, software and quantum technology services to defense, intelligence and civilian federal agencies. Its work includes enterprise network operations across classified and unclassified domains, IT and cybersecurity programs for the F-35 Joint Program Office, litigation support and eDiscovery for federal attorneys, and post-quantum cryptography and quantum sensing projects. It hires network and systems engineers, AWS cloud architects, SOC managers, incident response and threat intelligence analysts, program managers and business development staff.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago 1 day ago Hiring now · 90%

Tier 2 Systems Administrator

$120k – $130k per year • In office (Aurora, United States) • TS/SCI
CentOS Stream
Unix
VMWare
DNS
Windows
Linux
Cybersecurity
LDAP
Active Directory
Apply
Top 25% payVerified live · 1 hour ago 21 days ago Long shot · 20%

Storage System Engineer

$170k – $180k per year • Senior • 5+ years exp • In office (Dulles, United States) • Bachelor's Degree • TS/SCI • Senior
VMWare
DNS
Windows
Linux
Cybersecurity
Active Directory
Apply

Chenega

chenega.com
chenega.com • HQ: Anchorage, United States • IT Consulting & Digital Transformation • Digital Government • 1001-5000 employees • Est. 1974 • Trust A • Hiring 222, 39 new
HQ: Anchorage, United States • IT Consulting & Digital Transformation • Digital Government • 1001-5000 employees • Est. 1974 • Trust A • Hiring 222, 39 new
Chenega is an Alaska Native Corporation headquartered in Anchorage, Alaska, whose family of subsidiaries provides professional, technical, intelligence, cyber, IT, logistics and facilities services mainly to US federal government customers. Its subsidiaries include Chenega Advanced Solutions and Intelligence Services and Chenega Naswik International, and its Military, Intelligence and Operations Support unit alone has over 1,700 employees supporting Department of Defense and other agency contracts. Openings in Huntsville, Washington and Anchorage include project managers, contract specialists, technicians, software developers and adjunct instructors.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago 1 day ago Hiring now · 90%

System Administrator III

$75k – $85k per year • Middle • In office (Albuquerque, United States) • Associate's Degree • Middle
Visual Basic
PowerShell
C#
C#
.NET
DevOps
VMWare
Windows
Linux
Apply

ManTech

mantech.com
mantech.com • HQ: Herndon, United States • IT Consulting & Digital Transformation • Information Security • National Security • 1001-5000 employees • Est. 1968 • Trust A • Hiring 449, 80 new
HQ: Herndon, United States • IT Consulting & Digital Transformation • Information Security • National Security • 1001-5000 employees • Est. 1968 • Trust A • Hiring 449, 80 new
ManTech is a Virginia company founded in 1968 that provides technology services to United States defence and intelligence agencies. Its work covers cybersecurity, data analytics, cloud and mission systems engineering. The company employs thousands of cleared technologists.
No named decision-maker yet.
Careers mailbox is known
Top 25% payVerified live · 2 hours ago 1 day ago Hiring now · 90%

Linux Systems Engineer

$128k – $214k per year • Staff+ • 14+ years exp • In office (Fort Meade, United States) • Associate's Degree • TS/SCI • Architect
Bash
Perl
Python
DevOps
Rancher
VMWare
Ansible
Linux
Kubernetes
AWS
Cybersecurity
PKI
+2
Apply
Top 25% payVerified live · 2 hours ago 2 days ago Hiring now · 90%

Linux System Administrator

$128k – $214k per year • In office (Laurel, United States) • Bachelor's Degree • TS/SCI
Splunk
Red Hat
VMWare
Ansible
Linux
Configuration Management
Apply

Hyundai AutoEver America

autoeveramerica.com
autoeveramerica.com • HQ: Savannah, United States • Custom Software Development • Automotive Software • 201-500 employees • Trust B • Hiring 71, 7 new
HQ: Savannah, United States • Custom Software Development • Automotive Software • 201-500 employees • Trust B • Hiring 71, 7 new
Hyundai AutoEver America is the United States arm of Hyundai AutoEver, which integrates cloud-based service infrastructure with core vehicle software for the mobility ecosystem. It hires MES system analysts, full-stack JavaScript engineers and software engineers for its Savannah, Georgia site. The company is based in the United States.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago Visa sponsor 1 day ago Hiring now · 90%

20117 - System Administrator III (Windows/Linux/VMWare) - Hyundai Autoever America

$60k – $86k per year • Middle • 5+ years exp • In office (West Point, United States) • Bachelor's Degree • Middle
PowerShell
SQL
DevOps
DHCP
VMWare
Incident Management
DNS
Windows
Linux
Windows Server
Cybersecurity
Active Directory
Management
ITSM
+3
Apply
Verified live · 1 hour ago Visa sponsor 10 days ago Fading · 35%

10331: Sr. Engineering Systems Administrator - Microsoft 365 - Hyundai Autoever America

≈ $84k – $161k per year (Estimated) • Senior • 10+ years exp • Hybrid (Irvine, United States) • Bachelor's Degree • Senior
PowerShell
DevOps
Incident Management
Azure
Cybersecurity
Microsoft Defender
Microsoft Entra ID
DLP
Active Directory
Management
ITIL
SharePoint
+1
Apply

Kalles Group

kallesgroup.com
kallesgroup.com • Seattle • Issaquah • Management Consulting • Hiring 5, 3 new
Seattle • Issaquah • Management Consulting • Hiring 5, 3 new
“I sleep much better knowing I have a trusted resource to call in the event of a security incident or question.” “HIPAA alignment report contained targeted…
No named decision-maker yet.
No careers mailbox known
Top 25% payVerified live · 3 hours ago 2 days ago Hiring now · 86%

Entra ID Engineer Consultant - Access Management & Identity Governance

$135k – $155k per year • Middle • 4+ years exp • In office (Seattle, United States) • Bachelor's Degree • Middle
PowerShell
Python
DevOps
Bicep
IAM
Terraform
Windows
Azure
Cybersecurity
Microsoft Entra ID
Active Directory
BeyondTrust
SIEM
+3
Apply

Skills these roles ask for

Linux 891Windows 766Python 574VMWare 423Active Directory 406AWS 366PowerShell 343Windows Server 330Azure 325DNS 321Red Hat 262Ansible 225C++ 219SQL 217Bash 207DHCP 207

Where the roles are

Santa Clara 98Annapolis Junction 86Austin 80Chantilly 63Seattle 59San Jose 53Washington 50San Diego 45New York 44Arlington 41

Questions

Can a foreigner apply for these roles?

1,139 of the 2,198 roles here state no citizenship or security-clearance demand. A role that does says so in its advert, and the card marks it.

Which companies hire most DevOps engineers?

Amazon (106), General Dynamics Information Technology (103), NVIDIA (78), RTX (66), CACI International (51).

Which roles count as DevOps jobs?

Every role whose work is running and automating infrastructure - DevOps, CI/CD and release engineers, site reliability and observability, cloud (AWS, Azure, GCP), platform and Kubernetes, infrastructure and data center engineers, system and database administrators - at any employer. A role is filed under a specialty when its title names one; the rest are DevOps engineers.

How fresh is this?

Every role is re-checked on the employer's own careers board at least every 48 hours, and the page is rebuilt every night.

Source: 2,198 live postings on employers' careers boardsUpdated 24 Oct 2026MethodologyJSONCC BY-SA 4.0