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System Administrator Jobs in Reston, VA (NOW HIRING)

Nightwing

System Administrator

Sterling, VA · On-site

System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is CONTINGENT upon contract award** The System Administrator (SysA) as part of the Platform Team delivers technical ...

Maxar Technologies, Inc.

System Administrator

Chantilly, VA · On-site

$99K - $165K/yr

Are you a System Administrator that likes working on important and high visibility projects? Then we need your help! We have an urgent and immediate need for a Systems Administrator to join our team ...

Nwis

System Administrator

Sterling, VA

System Administrator Location:Sterling, VA Clearance:TS/SCI Poly **This position is CONTINGENT upon contract award** The System Administrator (SysA) as part of the Platform Team delivers technical ...

INSPYR Solutions

System Administrator

Mclean, VA · On-site

$40 - $48/hr

Title: System Administrator Location: Virginia (remote) Duration: 6 month contract Compensation: $40.00 - $48/hr Work Requirements: US Citizen, GC Holders or or Authorized to work in US Position ...

gTANGIBLE

System Administrator

Arlington, VA

System Administrator Location: Arlington, VA Security Clearance:Secret Duties and Responsibilities The System Administrator supports this Transportation Security Administration Information Technology ...

Cymertek

System Administrator

Chantilly, VA

System Administrator LOCATIONChantilly, VA 20151 CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARYWe are seeking a proactive and detail-oriented System ...

Cymertek

System Administrator

Reston, VA · On-site

System Administrator LOCATIONReston, VA 20190 CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARYWe are seeking a proactive and detail-oriented System ...

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

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

System Administrator

Tysons, VA · On-site

System Administrator LOCATIONTysons, VA 22182 CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARYWe are seeking a proactive and detail-oriented System ...

Diaconia

System Administrator

Loudoun, VA · On-site

Maintain system security and compliance with DoD and federal security standards , including STIG implementation and vulnerability remediation. * Administer Active Directory , including user ...

Apogee Integration LLC

System Administrator

Herndon, VA · On-site

Apogee's ideal Systems Administrator will be providing support for a comprehensive suite of applications. The necessary support & services include systems administration & Tier 2 help desk support in ...

RavenTek

System Administrator

Manassas, VA · On-site

System Administrator Department: Operations - Services Reports To: RavenTek Program Manager Location: Chantilly, VA Schedule: Monday - Friday Hours: Full-time, 40-hours/week FLSA Status: Hourly, No ...

Corps Solutions

System Administrator

Quantico, VA · On-site

$70K - $170K/yr

System Administrator Quantico, VA The System Administrator reports to the MSTP Project Manager and receives work direction derivatives from the Communications and Information Systems Lead. ESSENTIAL ...

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 ...

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All JobsSystem Administrator JobsSystem Administrator Jobs in Reston, VA

System Administrator information

See Reston, VA salary details

$42.7K

$92.5K

$143.1K

How much do system administrator jobs pay per year?

As of Jul 3, 2026, the average yearly pay for system administrator in Reston, VA is $92,541.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,800.00 and $108,200.00 per year, depending on experience, location, and employer.

What are System Administrators?

System Administrators, often called sysadmins, are IT professionals responsible for installing, configuring, maintaining, and supporting computer systems and servers within an organization. They ensure that networks and systems run efficiently and securely, manage user accounts, oversee backups, and troubleshoot hardware and software issues. System Administrators play a key role in maintaining system uptime, implementing security protocols, and updating systems to prevent vulnerabilities. Their work is critical for the smooth and secure operation of a company's IT infrastructure.

What is the difference between System Administrator vs Network Administrator?

AspectSystem AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server FundamentalsCompTIA Network+, Cisco CCNA
Work EnvironmentManage servers, operating systems, and internal IT infrastructureFocus on network hardware, configurations, and connectivity
ResponsibilitiesMaintain servers, troubleshoot OS issues, manage backupsConfigure routers/switches, monitor network performance, ensure security

While both roles support IT infrastructure, System Administrators primarily manage servers and operating systems, whereas Network Administrators focus on network hardware and connectivity. They often collaborate but have distinct technical focuses within an organization.

What are some common challenges System Administrators face when managing a large IT infrastructure, and how can these be addressed?

System Administrators often encounter challenges such as ensuring system security, managing software updates across numerous devices, and troubleshooting network issues in large-scale environments. Keeping up with rapidly evolving technology and balancing routine maintenance with unexpected incidents can be demanding. Effective solutions include automating repetitive tasks, implementing robust monitoring tools, and regularly communicating with other IT team members to proactively address potential problems. Continuous learning and staying current with best practices in cybersecurity and system management are also essential for long-term success in this role.

What are the key skills and qualifications needed to thrive as a System Administrator, and why are they important?

To thrive as a System Administrator, you need a solid understanding of computer networks, operating systems (Windows, Linux), and troubleshooting, often backed by a degree in IT or related certifications like CompTIA Network+ or Microsoft Certified: Azure Administrator Associate. Familiarity with tools such as Active Directory, virtualization platforms, backup solutions, and monitoring systems is typically required. Strong problem-solving, attention to detail, and effective communication skills help you manage incidents and work with diverse teams. These abilities ensure reliable system performance, minimize downtime, and support seamless business operations.

What Does a System Administrator Do?

The job of a System Administrator is to assume a range of IT responsibilities and technical services for your company’s internet and intranet presence. This will include such duties as installing anti-virus and malware protection software, undertaking regular systems maintenance, and troubleshooting problems. Additional duties can include serving as a digital technology information resource for employees and consulting with company leaders on the possible adoption of new technologies. Aside from this, you might be asked to evaluate and boost network system performance, make needed upgrades and repairs, and add approved users to the network and train them in proper usage.
More about System Administrator jobs
What are the most commonly searched types of System Administrator jobs in Reston, VA? The most popular types of System Administrator jobs in Reston, VA are:
What are popular job titles related to System Administrator jobs in Reston, VA? For System Administrator jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching System Administrator jobs in Reston, VA look for? The top searched job categories for System Administrator jobs in Reston, VA are:
What cities near Reston, VA are hiring for System Administrator jobs? Cities near Reston, VA with the most System Administrator job openings:
System Administrator jobs near you
Infographic showing various System Administrator job openings in Reston, VA as of June 2026, with employment types broken down into 4% As Needed, 72% Full Time, and 24% Part Time. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $92,541 per year, or $44.5 per hour.

System Administrator

Nightwing

Sterling, VA • On-site

Full-time

Posted 17 days ago

Job description

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.
Job Title: System Administrator
Location: Sterling, VA
Clearance: TS/SCI Poly
**This position is CONTINGENT upon contract award**
The System Administrator (SysA) as part of the Platform Team delivers technical infrastructure and capabilities for automating, supporting and enhancing the Sponsor's interactive collaborative workspace, system services (intercom, AV) and IT services. The SA develops and supports the full lifecycle management of the DevOps tool pipeline, integrated development environment, and Cloud automation. The SysA demonstrates strong Linux/Windows administration experience, including package management, security hardening, kickstart, and virtualization Daily tasks include, but are not limited to:
  • Provide full lifecycle management of tools, applications, dashboards, and environments used by the Platform/Operational teams for the development, operation, and maintenance of the SYSTEM.
  • Maintain server/cloud/tools baselines, Develop clear and concise server build report (procedure), Submit build report for all deliveries
  • Coordinate server installation; create and/or update asset management record
  • Configure, build, monitor, update/upgrade, transition and maintain/administer servers (Linux, Windows, Nutanix, AWS, and Google, including security appliance infrastructure)
  • Provide technical configuration, setup, installation services, hardware and coordination for application projects
  • Install security updates and patches, perform operating system software updates/upgrades
  • Weekly maintenance and published updates shall be provided for all tools, databases, environments, and applications, and assessment equipment
  • Work with project personnel to resolve schedule problems and ensure developed applications and systems are transitioned to customers in a timely manner.

Required Skills:
  • Operating Systems: Extensive knowledge of Windows and Linux operating systems.
  • Networking: Understanding of network protocols, hardware, and infrastructure.
  • Hardware: Knowledge of computer hardware and its troubleshooting.
  • Security: Understanding security principles, tools, and best practices.
  • Troubleshooting: Strong analytical and problem-solving skills.
  • Communication: Excellent written and verbal communication skills for documenting solutions and collaborating with users.
  • Documentation: Ability to document system configurations and troubleshooting steps.
  • Scripting: Ability to automate tasks using scripting languages (e.g., PowerShell, Python).
  • Automation: Experience with automation tools and techniques.

Desired Skills:
  • Cloud Computing: Experience with cloud platforms (e.g., AWS, Azure, Google Cloud).
  • Virtualization: Knowledge of virtualization technologies (e.g., VMware, Hyper-V).
  • Database Administration: Experience with database systems (e.g., SQL Server, MySQL).
  • Application Development: Basic understanding of application development principles.
  • Project Management: Experience with IT project planning and execution.

Desired Certs:
  • One or more of the following: CompTIA Security+, CEH, CCNA, CISSP, CISM, CySA+

At Nightwing, we value collaboration and teamwork. You'll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we'll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.
Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team.
Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

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