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Fulltime Linux Windows System Administrator Jobs in Virginia

V2X

Windows System Administrator

Chantilly, VA · On-site

We are recruiting for a TS/SCI with Polygraph cleared Windows Systems Administrator for an exciting, growing mission! The qualified candidate will leverage their development skills and experience to ...

Tyto Athene, LLC

Sr Windows System Administrator

Oakton, VA · On-site

$180K - $190K/yr

Responsibilities: * 8+ years of experience as a Windows System Administrator or similar role * Must ... Experience installing, configuring, and supporting the Linux operating system (Server / Workstation)

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Fulltime Linux Windows System Administrator information

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.

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Fulltime Linux Windows System Administrator jobs near you
Windows System Administrator (TS/SCI)

Windows System Administrator (TS/SCI)

Koniag, Inc.

Fort Belvoir, VA • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 13 days ago

Job description

Koniag IT Solutions, a Koniag Government Services company, is seeking an experienced Windows Systems Administrator with an active TS/SCI Clearance to support and maintain secure, mission-critical IT environments for our government client. This position is for a Future New Business Opportunity.
We offer competitive compensation and an extraordinary benefits package including health, dental, and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more.
The Windows Systems Administrator will be responsible for installing, configuring, securing, and maintaining Microsoft Windows operating systems and related enterprise applications. The administrator will support heterogeneous environments that include both Microsoft Windows and Red Hat Enterprise Linux systems, ensuring system reliability, security compliance, and operational efficiency. The role includes system monitoring, troubleshooting, documentation, and collaboration with cross-functional teams to support mission and customer requirements.
Key responsibilities include:
  • The ideal candidate will have deep expertise in Microsoft Windows Server and desktop platforms, Active Directory, Group Policy, and enterprise system administration within classified environments. This role requires strong technical troubleshooting skills, attention to detail, and the ability to work collaboratively across multiple technical teams.
  • Provide Windows systems administration across multiple heterogeneous Microsoft Windows and Red Hat Enterprise Linux environments.
  • Install, configure, and manage Windows operating systems, applications, and enterprise software, including Microsoft Exchange, Office, SharePoint, and SCCM.
  • Implement, manage, and maintain Group Policy Objects (GPOs) and other configuration management tools.
  • Apply and enforce security policies, procedures, and system hardening requirements to protect Windows systems and data.
  • Monitor system performance, identify areas for optimization, and implement improvements.
  • Troubleshoot and resolve technical issues related to Windows systems, applications, and supporting infrastructure.
  • Conduct root cause analysis to identify and remediate underlying system problems.
  • Develop, maintain, and document technical configurations, processes, and standard operating procedures.

Education and Experience Requirements:
  • Bachelor's degree in computer science, Engineering, Information Technology, or a related field; or equivalent professional experience.
  • 5+ years of professional experience performing Windows system administration duties.
  • Experience managing and troubleshooting Windows 11, Windows Server environments, and Active Directory.
  • Experience working in secure or classified environments requires strict compliance and documentation.

Required Skills and Competencies:
  • Strong knowledge of Microsoft Windows desktop and server environments.
  • Hands-on experience with Active Directory, Group Policy, and enterprise Windows administration.
  • Active and transferable Top Secret/SCI clearance with polygraph.
  • Department of Defense Directive 8140 / 8570 certification (e.g., CompTIA Security+ CE or equivalent).
  • Experience with system hardening and STIG implementation.
  • Ability to troubleshoot complex technical issues and perform root cause analysis.
  • Strong attention to detail and ability to follow structured processes.
  • Effective verbal and written communication skills.

Preferred Skills:
  • Experience with VMware vCenter, vSphere, ESXi, or other virtualization platforms.
  • Experience with SAN/NAS storage systems.
  • Understanding basic networking concepts, including subnets, routing, and VLANs; Cisco experience or certification is a plus.
  • Experience with Linux system administration (Red Hat Enterprise Linux preferred).
  • Experience creating and deploying Windows system images in an enterprise environment.
  • Familiarity with U.S. Government Certification & Accreditation (C&A) processes.

Clearance Requirements:
  • Active TS/SCI Clearance

Our Equal Employment Opportunity Policy
The company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race, color, religion, creed, ethnicity, sex, sexual orientation, gender or gender identity (except where gender is a bona fide occupational qualification), national origin or ancestry, age, disability, citizenship, military/veteran status, marital status, genetic information or any other characteristic protected by applicable federal, state, or local law. We are committed to equal employment opportunity in all decisions related to employment, promotion, wages, benefits, and all other privileges, terms, and conditions of employment.
The company is dedicated to seeking all qualified applicants. If you require an accommodation to navigate or apply for a position on our website, please get in touch with Heaven Wood via e-mail at accommodations@koniag-gs.com or by calling 703-488-9377 to request accommodations.
Koniag Government Services (KGS) is an Alaska Native Owned corporation supporting the values and traditions of our native communities through an agile employee and corporate culture that delivers Enterprise Solutions, Professional Services and Operational Management to Federal Government Agencies. As a wholly owned subsidiary of Koniag, we apply our proven commercial solutions to a deep knowledge of Defense and Civilian missions to provide forward leaning technical, professional, and operational solutions. KGS enables successful mission outcomes for our customers through solution-oriented business partnerships and a commitment to exceptional service delivery. We ensure long-term success with a continuous improvement approach while balancing the collective interests of our customers, employees, and native communities. For more information, please visit www.koniag-gs.com.
Equal Opportunity Employer/Veterans/Disabled. Shareholder Preference in accordance with Public Law 88-352
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About Koniag

Sourced by ZipRecruiter

Industry

Investment management and consulting services

Company size

501 - 1,000 Employees

Headquarters location

Kodiak, AK, US

Year founded

1972

Social media

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