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

INflow Federal

Jr. System Admin

Springfield, VA · On-site

As a Jr. Systems Administrator at INflow Federal, you will support one of the Intelligence Community's most critical enterprise environments by maintaining secure Windows and UNIX systems that enable ...

INflow Federal

Jr. System Admin

Springfield, VA

As a Jr. Systems Administrator at INflow Federal, you will support one of the Intelligence Community's most critical enterprise environments by maintaining secure Windows and UNIX systems that enable ...

INflow Federal

Jr. System Admin

Springfield, VA

As a Jr. Systems Administrator at INflow Federal, you will support one of the Intelligence Community's most critical enterprise environments by maintaining secure Windows and UNIX systems that enable ...

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. • ...

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All JobsSystem Admin JobsJunior System Admin JobsJunior System Admin Jobs in Reston, VA

Junior System Admin information

See Reston, VA salary details

$34.9K

$66.8K

$90.9K

How much do junior system admin jobs pay per year?

As of Jul 19, 2026, the average yearly pay for junior system admin in Reston, VA is $66,838.00, according to ZipRecruiter salary data. Most workers in this role earn between $55,500.00 and $77,100.00 per year, depending on experience, location, and employer.

What are Junior System Admins?

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 July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $66,838 per year, or $32.1 per hour.
Jr. System Admin

Jr. System Admin

INflow Federal

Springfield, VA • On-site

Full-time

Posted 20 days ago

Job description

About INflow Federal - founded in 2013, INflow Federal is a mission-driven small business delivering cutting-edge solutions to the Department of War (DoW) and Joint Force operations across 20+ states. Our strength comes from our people - especially the Veterans who make up over 50% of our workforce. Through our Veteran Outreach Program and employee-first culture, we invest deeply in professional growth, well-being, and innovation. Known for our agility, transparency, and integrity, INflow combines real-world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. We empower both our employees and mission partners to stay ahead - driving smarter, faster, and more secure outcomes.
As a Jr. Systems Administrator at INflow Federal, you will support one of the Intelligence Community's most critical enterprise environments by maintaining secure Windows and UNIX systems that enable mission success. Working alongside experienced engineers and administrators, you'll help ensure the reliability, security, and performance of enterprise infrastructure supporting classified operations.
This role is ideal for an early-career systems administrator looking to expand their technical expertise while working in a fast-paced, mission-driven environment. You'll gain hands-on experience supporting enterprise servers, storage platforms, desktop systems, and network infrastructure while developing valuable skills in cybersecurity, systems engineering, and enterprise operations.
You'll support enterprise IT infrastructure operating within secure classified environments. Daily responsibilities include maintaining Windows and UNIX systems, troubleshooting complex infrastructure issues, supporting enterprise storage and networking technologies, implementing security hardening, coordinating maintenance activities, and ensuring system availability for mission-critical operations.
You'll collaborate with senior engineers, cybersecurity professionals, and customer stakeholders while supporting technologies spanning operating systems, virtualization, storage, networking, backup solutions, and enterprise monitoring platforms.
Duties & Responsibilities
  • Administer desktop and server systems connected to local and wide area networks.
  • Perform account management, operating system installation, system configuration, and local systems administration activities.
  • Support the implementation, troubleshooting, maintenance, and optimization of enterprise IT systems and supporting infrastructure.
  • Monitor and maintain client, server, storage, and network environments to ensure operational availability.
  • Provide Tier II and Tier III troubleshooting, diagnosis, and resolution of hardware, software, operating system, and infrastructure issues.
  • Escalate and communicate system status, outages, and resolutions to customer leadership and internal stakeholders.
  • Install, configure, and maintain operating systems, application software, and enterprise services.
  • Troubleshoot hardware, software, operating system, network, and communications infrastructure issues.
  • Configure and maintain network components while implementing operating system enhancements that improve reliability and performance.
  • Install software updates, operating system upgrades, security patches, and COTS/GOTS applications in accordance with established policies and service level agreements.
  • Maintain multiple linked databases, ensuring security, integrity, disaster recovery, and data import/export processes.
  • Perform scheduled and emergency maintenance on enterprise data center equipment.
  • Coordinate planned maintenance windows with affected customers and stakeholders.
  • Support backup and disaster recovery planning, testing, and implementation.
  • Maintain system compliance with DISA STIG requirements utilizing tools such as Retina and HBSS.
  • Develop, maintain, and update Standard Operating Procedures (SOPs) and technical documentation.
  • Verify system health and availability using enterprise monitoring and management tools.
  • Participate in after-hours on-call support as required.

Qualifications
  • Bachelor's degree with 2+ years of relevant experience, or an equivalent combination of education and experience.
  • Active Top Secret/SCI security clearance with the ability to obtain a CI Polygraph.
  • CompTIA Security+ CE or DoD 8570 Level II certification within 90 days of hire.
  • Experience administering Windows, UNIX, and/or enterprise storage environments.
  • Experience supporting enterprise IT infrastructure and troubleshooting complex technical issues.
  • Experience working with ticketing and trouble reporting systems.
  • Ability to prioritize multiple tasks in a fast-paced operational environment.
  • Strong verbal and written communication skills.
  • Ability to work independently and collaboratively within a technical team.
  • Ability to participate in an on-call rotation.
  • Ability to travel up to 20% to local customer sites.

Preferred Qualifications
Experience with one or more of the following technologies:
  • Windows Server Administration
  • Red Hat Enterprise Linux
  • Solaris
  • IRIX
  • Enterprise Storage Systems
  • SQL, Sybase, or Informix databases
  • Database Administration
  • Network Administration
  • Network Configuration Management
  • Bash, PowerShell, Python, or Shell scripting
  • DISA STIG implementation and remediation
  • Enterprise backup and recovery solutions
  • Intelligence Community production environments
  • Imagery intelligence systems and workflows

Clearance Requirements
  • Active DoD TS/SCI
  • Ability to obtain a Counterintelligence (CI) Polygraph

Other Notes
  • Some travel may be required: Must have valid driver's license and transportation. This is subject to change at the direction of the customer.
  • If accommodation is needed with your application or the interview process for applicants with disabilities, please contact Human Resources at 703-594-8601.
  • Candidate must have the ability to lift up to 50 lbs.
  • Must have willingness to perform duties not listed in the job description as required by INflow and our customer.

Citizenship Requirements
* Please note that INflow Federal is a defense contractor. Pursuant to our government contracts, candidates must be US Citizens to be considered for employment.
Equal Opportunity Employer
Diversity and Inclusion
INflow provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
This commitment applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, leaves of absence, compensation, and training. Job applicants and employees are evaluated solely on job-related qualifications and experience.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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