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Junior System Admin Jobs in Reston, VA (NOW HIRING)

USM

Windows System Admin

Arlington, VA

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 ...

IQUASAR LLC

Junior Systems Administrator

Washington, DC · On-site

$80K - $95K/yr

Paid time off MSM Technology is seeking to fill the Junior Systems Administrator position. We ... Two (2) or more years of experience as a system administrator with demonstrated success in ...

iQuasar LLC

Junior Systems Administrator

Washington, DC · On-site

$80K - $95K/yr

Paid time off MSM Technology is seeking to fill the Junior Systems Administrator position. We ... Two (2) or more years of experience as a system administrator with demonstrated success in ...

AT&T

TAC20-75 Sr. System Administrator

Reston, VA · On-site

$89K - $121K/yr

... Junior System Administrator personnel. • Develops and maintains installation and configuration procedures for system and software changes. • Utilizes scripting to automate common tasks. • ...

AnaVation LLC

Sr Systems Administrator

Reston, VA · On-site

$89K - $121K/yr

... Mid and Junior System Administrator personnel. • Develop and maintain installation and ... configuration procedures for system and software changes. • Utilize scripting to automate common ...

Sebenza LLC

Jr. Systems Administrator

Lanham, MD · On-site

Sebenza LLC is seeking a Junior Systems Administrator to provide technical support for a government ... and ensuring system performance and security. Responsibilities : • Enterprise Network ...

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Junior System Admin information

See Reston, VA salary details

$34.4K

$65.9K

$89.6K

How much do junior system admin jobs pay per year?

As of Aug 8, 2026, the average yearly pay for junior system admin in Reston, VA is $65,917.00, according to ZipRecruiter salary data. Most workers in this role earn between $54,700.00 and $76,100.00 per year, depending on experience, location, and employer.

What is a junior system admin?

Junior System Admins, also known as junior system administrators, are entry-level IT professionals responsible for supporting and maintaining an organization’s computer systems and networks. They assist in installing, configuring, and troubleshooting hardware and software, monitoring system performance, and ensuring security protocols are followed. Typically, they work under the supervision of senior system administrators and help with tasks such as user account management, backups, and routine system updates. This role is ideal for those starting their careers in IT and looking to gain hands-on experience in system administration.

What is the difference between Junior System Admin vs Network Technician?

AspectJunior System AdminNetwork Technician
CertificationsCompTIA A+, Network+; Microsoft CertifiedCompTIA Network+, Cisco CCNA
Work EnvironmentIT departments, data centers, cloud environmentsNetwork infrastructure, cabling, hardware setup
Employer & Industry UsageTech companies, enterprises, managed service providersTelecommunications, ISPs, large organizations

While both roles support IT infrastructure, a Junior System Admin manages servers, operating systems, and overall system health, whereas a Network Technician focuses on network hardware, connectivity, and network troubleshooting. The roles often overlap but differ mainly in their technical focus and daily tasks.

What are the key skills and qualifications needed to thrive as a junior system admin, and why are they important?

To thrive as a Junior System Admin, you need a foundational understanding of operating systems, networking concepts, and troubleshooting, typically supported by a degree in IT or related certifications like CompTIA A+ or Network+. Familiarity with system administration tools such as Active Directory, ticketing systems, and basic scripting languages is commonly required. Attention to detail, problem-solving abilities, and effective communication are essential soft skills for this role. These competencies ensure smooth IT operations, quick issue resolution, and strong support for end-users and teams.

What are some common challenges faced by junior system admins, and how can they effectively address them?

Junior System Admins often encounter challenges such as troubleshooting unfamiliar technical issues, managing multiple support requests simultaneously, and adapting to evolving IT environments. To address these, it's helpful to prioritize clear communication with team members, document solutions for recurring problems, and stay proactive about learning new tools or technologies. Building strong relationships with senior admins and other IT staff can also provide valuable guidance and support as you develop your expertise.
What are the most commonly searched types of System Admin jobs in Reston, VA? The most popular types of System Admin jobs in Reston, VA are:
What are popular job titles related to Junior System Admin jobs in Reston, VA? For Junior System Admin jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching Junior System Admin jobs in Reston, VA look for? The top searched job categories for Junior System Admin jobs in Reston, VA are:
What cities near Reston, VA are hiring for Junior System Admin jobs? Cities near Reston, VA with the most Junior System Admin job openings:
Junior System Admin jobs near you
Infographic showing various Junior System Admin job openings in Reston, VA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $65,917 per year, or $31.7 per hour.

Systems Administrator, Junior

COLSA Corporation

Quantico, VA

Full-time

Re-posted 2 days ago

Job description

COLSA Corporation is seeking a Junior System Administrator in support of Marine Corps Information Operations Center (MCIOC) in Quantico, VA.  This work supports USMC Operational Forces.  General duties for the System Administrator include providing design, installation, testing, and sustainment of the MCIOC communication nodes, automated systems, and associated equipment. 

Job Specific Duties:

  • Assist with the installation, testing and sustainment of the Marine Corps Enterprise Network (MCEN-N), Marine Corps Enterprise Network (MCEN-S), Joint Worldwide Intelligence Communication System (JWICS), and other networks.
  • Identify system problems due to system component connections and notify appropriate Network Owner for problem resolution.
  • Sustain engineering support of network systems.
  • Assist Government personnel with the installation design, new cabling, equipment, associated hardware and software to extend and enhance existing services.
  • Establish new user accounts, configuration & support for laptops, and the configuration/adjustment/maintenance of commercial cell phone assets and remote email services, assist users with remote/VPN access.
  • Arrange and coordinate with hardware maintenance personnel for the repair of Network IT equipment.
  • Troubleshoot and assist with software and hardware problems for Domain Users.
  • Assist in maintaining the Configuration Baseline for Laptops and Workstations.
  • Assist in maintenance and inventory of VoIP Phones, STE Phones, VTC’s, Printers, and Audio Visual Equipment.
  • Test and document components for communications architectures.
  • Assist Government personnel with administration of the network storage arrays and Email Archiving System.
  • Support the Microsoft Systems Update Server (SUS) and Systems Management Server (SMS).
  • Assist Government personnel with administration Network Fiber Channel Routers and switches.
  • Operate and maintain network management systems to include.
  • Assist Government personnel in the upkeep, organization and cleanliness of spaces.
  • Assist Government personnel with engineering and design requirements for Risk Management Framework (RMF) processes to include Authority to Operate (ATO) development and security requirements.
  • Assist Government personnel in updating section operating procedures.
  • Assist Government personnel in escorting information technology and audiovisual professionals.

At COLSA, people are our most valuable resource and centered at our core value. We invite you to unite your talents with opportunity and be a part of our “Family of Professionals!” Learn about our employee-centric culture and benefits here.

 


Required Skills
Required Experience

Required Qualifications

  • Associates degree in related field or equivalent experience
  • Minimum of three years’ work-related experience
  • CompTIA Security+CE  certification
  • Working knowledge of desktop applications including word processing, spreadsheet, and database programs
  • Active DoD TS/SCI clearance or eligibility granted within past 2 years
  • US Citizenship required 

Preferred Qualifications

  • Basic working knowledge of RMF design and engineering requirements
  • The following Microsoft certifications: Exam MD-102 (Endpoint Administrator) and Exam MD-102 (Microsoft 365 Administrator)
  • Familiarity with Marine Corps networks including but not limited to; Enterprise Network (MCEN-N), Marine Corps Enterprise Network (MCEN-S), and Joint Worldwide Intelligence Communication System (JWICS)
  • Experience with installation, design new cabling, equipment and associated hardware and software 

Applicant selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. COLSA Corporation is an Equal Opportunity Employer, Minorities/Females/Veterans/Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

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