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Fulltime Linux Windows System Administrator Jobs in Reston, VA

USM

Windows System Admin

Arlington, VA · On-site

Position: Jr. Windows System Admin Location: Arlington, VA Duration: 3-6 months Description: * Managing Active Directory, Exchange and Office 365. * Installing and managing VMware ESXi servers via ...

Peraton

Linux Systems Administrator

Gaithersburg, MD · On-site

They are seeking an experienced Linux System Administrator to implement and manage a centralized ... with Windows systems; and configure and manage a complete system inventory. Qualifications

Cymertek

Linux System Administrator

Tysons, VA · On-site

Linux System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux ...

Cymertek

Linux System Administrator

Reston, VA · On-site

Linux System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux ...

Cymertek

Linux System Administrator

Chantilly, VA · On-site

Linux System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled ...

Peraton

Linux Systems Administrator

Gaithersburg, MD · On-site

$112K - $179K/yr

Peraton is seeking an experienced Linux System Administrator to implement and manage a centralized ... Configure and manage firewalls; configure and manage file sharing with Windows systems; and ...

Peraton

Linux Systems Administrator

Gaithersburg, MD

$112K - $179K/yr

Peraton is seeking an experienced Linux System Administrator to implement and manage a centralized ... Configure and manage firewalls; configure and manage file sharing with Windows systems; and ...

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All JobsFulltime Linux Windows System Administrator JobsFulltime Linux Windows System Administrator Jobs in Reston, VA

Fulltime Linux Windows System Administrator information

See Reston, VA salary details

$56.2K

$99.8K

$135.8K

How much do fulltime linux windows system administrator jobs pay per year?

As of Sep 10, 2026, the average yearly pay for fulltime linux windows system administrator in Reston, VA is $99,829.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,200.00 and $115,000.00 per year, depending on experience, location, and employer.

What is the difference between Fulltime Linux Windows System Administrator vs Network Administrator?

AspectFulltime Linux Windows System AdministratorNetwork Administrator
CertificationsLinux/Windows certifications (e.g., CompTIA Linux+, Microsoft Certified)Network certifications (e.g., Cisco CCNA, CompTIA Network+)
Work EnvironmentServer management, OS configuration, troubleshooting on Linux/Windows serversNetwork infrastructure, routers, switches, firewalls
Primary ResponsibilitiesMaintain OS stability, user management, security patchesDesign, implement, and monitor network systems

While both roles involve IT infrastructure, the Fulltime Linux Windows System Administrator focuses on server and OS management, whereas the Network Administrator specializes in network hardware and connectivity. Both roles require technical certifications and are vital in maintaining organizational IT operations, but they differ in scope and daily tasks.

Are fulltime Linux Windows system administrators in demand?

Fulltime Linux and Windows system administrators are in high demand due to the ongoing need for managing and securing enterprise IT infrastructure. Skills in server management, scripting, virtualization, and certifications like CompTIA Linux+ or Microsoft Certified: Windows Server are often required. The role typically offers stable employment opportunities across various industries that rely on robust IT systems.

How much do fulltime Linux Windows system administrators make?

Fulltime Linux Windows system administrators typically earn between $60,000 and $100,000 annually, depending on experience, certifications, and location. Senior roles or those with specialized skills in cloud platforms or security can earn higher salaries. Compensation often includes benefits such as health insurance and paid time off.

What is the average salary of a fulltime Linux Windows system administrator?

The average salary for a full-time Linux Windows system administrator typically ranges from $60,000 to $90,000 annually, depending on experience, certifications, and location. Professionals with specialized skills in scripting, virtualization, or security may earn higher salaries, especially in enterprise environments.

What are popular job titles related to Fulltime Linux Windows System Administrator jobs in Reston, VA?

For Fulltime Linux Windows System Administrator jobs in Reston, VA, the most frequently searched job titles are:

What job categories do people searching Fulltime Linux Windows System Administrator jobs in Reston, VA look for?

The top searched job categories for Fulltime Linux Windows System Administrator jobs in Reston, VA are:

What cities near Reston, VA are hiring for Fulltime Linux Windows System Administrator jobs?

Cities near Reston, VA with the most Fulltime Linux Windows System Administrator job openings:

Fulltime Linux Windows System Administrator jobs near you
Infographic showing various Fulltime Linux Windows System Administrator job openings in Reston, VA as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $99,829 per year, or $48 per hour.

Senior Windows Systems Administrator with Secret Clearance

Washington, DC • Hybrid

CALNET Inc.
IT Services • 201 - 500 employees
Learn more about CALNET Inc.external

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 16 days ago

Job description

Founded in 1989, CALNET, Inc. has become one of the fastest growing privately held companies in the Technology, Intelligence Analysis, and Language Services consulting arena. Headquartered in Reston, VA, CALNET employees deliver true value to our customers by employing best practices, world-class technologies industry expertise in every project. CALNET is ISO 9001, ISO 20000, and CMMI-Level III certified
As a Prime Government Contractor for a major government institution, we are currently searching for a talentedSenior Windows System Administratorwith Secret Clearance to work in Washington DC
Job Requirements
Windows Systems Administrator manages, secures, and optimizes an organization's Microsoft infrastructure. Key responsibilities include deploying virtual machines, managing network security, configuring Active Directory, monitoring system performance, automating tasks via PowerShell/CLI, and supporting hybrid environments to ensure high availability and compliance.
Key Responsibilities
  • Infrastructure Management: Provisioning, configuring, and managing resources, including virtual machines (VMs), virtual networks (VNets), storage accounts, and database services.
  • Security & Identity Management: Administering Microsoft Active Directory, implementing Role-Based Access Control (RBAC), managing user permissions, and ensuring compliance with security policies.
  • Monitoring & Optimization:Monitoring system health, performance, and usage metrics; performing cost optimization and troubleshooting incidents to ensure high availability.
  • Hybrid Integration: Supporting hybrid environments, on-premises networking, and server patching.
  • Backup & Disaster Recovery:Configuring and managing backups, replication, and data restoration services.

Experience Needed

  • Active Directory particularly with Domain Controller experience
  • Exchange particularly on-premises with DAG experience
  • DNS
  • MECM
  • vCenter / VMware
  • SQL AG particularly on-premises
  • SolarWinds
  • Backups
  • VDI would be a nice to have
  • Cloud/Azure would be a nice to have

Certifications: CompTiA Security+

Typical Educational/Experience Requirements
  • Bachelor's degree in Computer Science, IT, or equivalent experience.
  • 5+ years of experience in Microsoft Windows system administration.
This opportunity is onsite in Washington DC
CALNET, Inc. offers a competitive salary and a generous benefits package. This package includes medical, dental, vision, life, short- and long-term disability insurances, a 401(k)-retirement savings plan, and generous leave time.
CALNET, Inc. is an Equal Opportunity Employer. EEO/M/F/D/V
Employment Type: Full-Time

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