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1,163+ JobsUpdated Apr 21, 2026
Systems Administrator Jobs
Systems administrators manage the servers, operating systems, and infrastructure that keep organizations running. These positions cover Windows Server and Active Directory administration, Linux systems, virtualization (VMware, Hyper-V), and cloud migration - at companies of all sizes.
Salary Range
$0k – $290k
Top Companies
Leidos, Peraton, Booz Allen Hamilton, WhatJobs Direct, Lambda, DXC Technology +35 more
Job Types
96% Full Time, 4% Contract
Top Locations
Arlington, Washington, Bethesda, CA
Work Model
88% On-Site, 12% Hybrid
Experience Levels
48% Mid Level, 28% Senior, 10% Junior
We found 1,163 systems administrator jobs currently hiring in locations including Arlington, Washington, Bethesda. Salaries range from $0k to $290k based on experience, location, and company size. Work arrangements include On-Site (88%), Hybrid (12%). Top employers include Leidos, Peraton, Booz Allen Hamilton and 38 other companies.
Companies Hiring for Systems Administrator Jobs
Leidos2 jobs
Peraton2 jobs
Booz Allen Hamilton2 jobs
WhatJobs Direct2 jobs
Lambda2 jobs
DXC Technology2 jobs
+35 more companies hiring. Sign up to see all.
Career Path & Salary Progression
Junior
Salary varies
5 jobs
Mid Level
$80k–$166k
24 jobs
Senior
$0k–$86k
14 jobs
Lead
$159k–$238k
1 job
Staff
$100k–$185k
3 jobs
Latest Jobs Added
Network Administrator
ManTech International
Network Administrator / Configuration Management Specialist
Praescient Analytics
Communications Network Engineer Jobs
Insight Global, Inc.
Systems Administrator
Swift
Senior Project Engineer – Digital and Systems Engineering
The Aerospace Corporation
Also searching for: network engineer, systems engineer, network administrator
101–150 of 1,163 jobs
1w ago
Network Administrator
ManTech International·Laurel, Maryland, US
Full Timestaff
$128k – $214kFull Timestaff
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1w ago
Network Administrator / Configuration Management Specialist
Praescient Analytics·Arlington, Virginia, US
Full Timemid
$80k – $100kFull Timemid
View Job
1w ago
Communications Network Engineer Jobs
Insight Global, Inc.·Bethesda, Maryland, US
Full Timestaff
$85k – $100kFull Timestaff
View Job
1w ago
Systems Administrator
Swift·College Park, Maryland, US
Full Timeprincipal
$50k – $290kFull Timeprincipal
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1w ago
Senior Project Engineer – Digital and Systems Engineering
The Aerospace Corporation·Chantilly, Virginia, US
Full Timesenior
Full Timesenior
View Job
1w ago
Remote Senior Network Engineer - Azure & Security Expert
NTT DATA, Inc.·CA
Full Timesenior
Full Timesenior
View Job
1w ago
Senior Network Engineer (Enterprise & Data Center Networking)
Innovative Computer Solutions Group, Inc·Washington, District of Columbia, US
Full Timesenior
$80 – $90Full Timesenior
View Job
1w ago
Network Engineer
SMS Data Products Group, Inc.·Camp Springs, Maryland, US
Full Timesenior
Full Timesenior
View Job
1w ago
Network Administrator
Leidos·Bethesda, Maryland, US
Full Timemid
$59k – $107kFull Timemid
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1w ago
Systems Engineer, Senior (ICS Software Safety)
BCI Sensors·Dahlgren, Virginia, US
Full Timesenior
Full Timesenior
View Job
1w ago
Systems Engineer (Radar Systems) - Early Career
Lockheed Martin·Westlake, Maryland, US
Full Timemid
Full Timemid
View Job
1w ago
Senior Specialist, Systems Engineer - Modeling and Simulation
L3Harris Technologies·Suitland-Silver Hill, Maryland, US
Full Timesenior
Full Timesenior
View Job
1w ago
Junior Mid-Level Systems Engineer
Peraton·Maryland, US
Full Timemid
$104k – $166kFull Timemid
View Job
1w ago
Systems Engineering
Harris Geospatial Solutions·Maryland, US
Full Timemid
$92k – $172kFull Timemid
View Job
1w ago
Systems engineering / cloud engineering
Ethereum Technologies LLC·Baltimore, Maryland, US
Full Timejunior
Full Timejunior
View Job
1w ago
Hands-On Senior Systems Administrator for IT Support and Project Management
Expertise Group·CA
Full Timesenior
Full Timesenior
View Job
1w ago
Systems & Network Administrator
Robert Half·CA
Full Timemid
Full Timemid
View Job
1w ago
IT Systems Administrator (Linux)
ipracujzdalnie.pl·Saskatchewan, CA
Full Timejunior
Full Timejunior
View Job
1w ago
Hands-On IT Systems Administrator — Network & VPN Expert
Lynk·Bethesda, Maryland, US
Full Timemid
$60k – $80kFull Timemid
View Job
1w ago
AWS Cloud Network Administrator (DoD / GovCloud) with Security Clearance
Nakupuna Companies·Arlington, Virginia, US
Contractmid
Contractmid
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1w ago
Intermediate Network Engineer with Security Clearance
Saliense·Arlington, Virginia, US
Full Timemid
Full Timemid
View Job
1w ago
Network Engineer
McCain Foods Ltd.·Florenceville-Bristol, New Brunswick, CA
Full Timemid
Full Timemid
View Job
1w ago
Systems Administrator Jobs
Booz Allen Hamilton·Springfield, Virginia, US
Full Timemid
$78k – $176kFull Timemid
View Job
1w ago
Systems Administrator
The Swift Group, LLC·College Park, Maryland, US
Full Timeprincipal
Full Timeprincipal
View Job
1w ago
Senior Telecom Network Engineer
WhatJobs Direct·Gatineau, Quebec, CA
Full Timesenior
Full Timesenior
View Job
1w ago
Data Center Operations Systems Engineer - Quebec City, Canada
Lambda·CA
Full Timemid
Full Timemid
View Job
1w ago
Ingénieur·e réseau junior/Junior Network Engineer
DXC Technology·Québec City, Quebec, CA
Full Timejunior
Full Timejunior
View Job
1w ago
Ingénieur·e réseau junior/Junior Network Engineer
DXC Technology·Québec City, Quebec, CA
Full Timejunior
Full Timejunior
View Job
1w ago
Systems/Network Engineer (Microsoft Stack-Focused)
Insperity·Arlington, Virginia, US
Full Timemid
Full Timemid
View Job
1w ago
Munitions and Energetic Systems Engineer, Senior
Booz Allen Hamilton·Arlington, Virginia, US
Full Timesenior
Full Timesenior
View Job
1w ago
Network Engineer
FPT Telecom International
Full Timemid
Full Timemid
View Job
1w ago
Senior Embedded Systems Engineer
Virtual Vocations Inc·Rockville, Maryland, US
Full Timesenior
Full Timesenior
View Job
1w ago
Sr. Network Engineer (NMFS)
Concept Plus·Silver Spring, Maryland, US
Full Timesenior
Full Timesenior
View Job
1w ago
IFS Senior Systems Administrator
Patch Tech Staffing·CA
Contractsenior
Contractsenior
View Job
1w ago
Data Center Operations Systems Engineer - Quebec City, Canada
Lambda·CA
Full Timemid
Full Timemid
View Job
1w ago
Network Engineering & Advisor
Peraton·Washington, District of Columbia, US
Full Timesenior
$86k – $138kFull Timesenior
View Job
1w ago
Software Systems Engineer Principal
SAIC·Arlington, Virginia, US
Full Timeprincipal
Full Timeprincipal
View Job
1w ago
Aerospace Systems Engineer
Umanist NA·Fairfax, Virginia, US
Full Timestaff
$165k – $185kFull Timestaff
View Job
1w ago
On-site Systems Administrator
Leidos·Washington, District of Columbia, US
Full Timemid
Full Timemid
View Job
1w ago
Intermediate Classified Systems Administrator
The MITRE Corporation·McLean, Virginia, US
Full Timemid
Full Timemid
View Job
1w ago
Junior Systems Administrator
iQuasar, LLC·Washington, District of Columbia, US
Full Timejunior
Full Timejunior
View Job
1w ago
Network Administrator; Junior–Senior
NetSEA Technologies, LLC·Bethesda, Maryland, US
Full Timesenior
$60k – $80kFull Timesenior
View Job
1w ago
Thermal Systems Engineer for Space Mission Design and Analysis
Canadensys Aeroce Corporation·CA
Full Timemid
Full Timemid
View Job
1w ago
Network Engineer
FPT Telecom International
Full Timemid
Full Timemid
View Job
1w ago
Telecommunications Network Engineer
WhatJobs Direct·Richmond Hill, Ontario, CA
Full Timemid
Full Timemid
View Job
1w ago
Dynamic Network Administrator with Expertise in Azure and Security
Tata Consultancy Services·CA
Full Timemid
Full Timemid
View Job
1w ago
Systems/Network Engineer (Microsoft Stack-Focused)
Insperity·Arlington, Virginia, US
Full Timemid
Full Timemid
View Job
1w ago
Lead Network Engineer
The MITRE Corporation·McLean, Virginia, US
Full Timelead
$159k – $238kFull Timelead
View Job
1w ago
Systems Network Administrator (SNA-2)
Association of Old Crows·Columbia, Maryland, US
Full Timemid
Full Timemid
View Job
1w ago
Part-time/Weekend Network Administrator (6116)
MetroStar·Washington, District of Columbia, US
Full Timemid
Full Timemid
View Job
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