Windows Administrator Jobs in Virginia

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Senior Linux Administrator

General Dynamics

Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, Operating Systems Security, Red Hat Ansible, Red Hat Enterprise Linux (RHEL), Security Technical Implementation Guides (STIGs) Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Provide system administration support

Sr. Active Directory/Exchange Specialist

Leidos

Quantico, Virginia, USA

Full-time

Job DescriptionDescription Leidos is pleased to announce that it has been awarded the Navy Service Management, Integration and Transport (SMIT) contract. This is an eight-year, $7.7 billion contract that is responsible for maintaining and modernizing the main global network of the Navy and Marine Corps. In support of this exciting program Leidos is looking to hire a Sr. Active Directory Exchange Specialist in Quantico, VA to join our Team. As an Active Directory Exchange Specialist, you will b

Cyber Security Analyst III - Automation

Sutter Health

Remote or Sacramento, California, USA

Full-time

We are so glad you are interested in joining Sutter Health! Organization: SHSO-Sutter Health System Office-Valley Position Overview: As a Cybersecurity Automation Analyst at Level 3, you are responsible for developing, implementing, and optimizing automation processes that enhance security operations. This role involves creating workflows to reduce manual efforts, integrating tools and systems for seamless operations, and supporting incident response through automated solutions. Key Responsib

Computer Security Engineer -02122

Syneren Technologies

Alexandria, Virginia, USA

Full-time

Job Description: Syneren is currently seeking a Computer Security Engineer. Job Location: Alexandria (onsite) Key Responsibilities: Manage and maintain the Cybersecurity infrastructure (ACAS, Trellix, Sentinel, Defender for Cloud, ForeScout), including policy configuration, deployment, and monitoring. Administer and configure ACAS (Nessus) to perform vulnerability scanning, compliance assessments, and reporting across the enterprise. Monitor, analyze, and respond to cybersecurity threats and inc

Cyber Security Project Engineer

Realm One

Chantilly, Virginia, USA

Full-time

We're searching for talented individuals who provide intelligence and cyber security expertise to support a government customer. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! Program Review: Provides technical support to a diverse set of corporate goals across the organization by conducting technical risk assessments

Lead DevOps Engineer

Costar Group

Richmond, Virginia, USA

Full-time

Lead DevOps Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and

Sr. Engineer 2 - Infrastructure Platform Engineering

Publix

Remote or Lakeland, Florida, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp

LEvel 1 Desktop Support

Apex Systems

Tysons, Virginia, USA

Full-time

Job#: 2066849 Job Description: Job Title: Level 1 Desktop Support Location: Fully Onsite in Tysons, VA Summary The primary purpose of this job is to ensure that IT customers receive exceptional service and technical support to assist the team to ensure those endpoint devices are properly configured, deployed and maintained. Essential Functions Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. This is not intended to be an all-i

Linux Administrator

General Dynamics

Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: DISA STIG, Network Architecture, Red Hat Ansible, Red Hat Enterprise Linux (RHEL), System Center Operations Manager (SCOM) Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IM

Proactive - ISSO/ISSE

Apex Systems

Dahlgren, Virginia, USA

Full-time

Job#: 2081484 Job Description: Apex Systems is seeking an ISSO to support the US Navy in Dahlgren, VA. #clearance Position: ISSO Location: Dahlgren, VA - 4x a week onsite, 1x telework Hours: Regular business hours Compensation: $120,000-140,000/yr depending on experience Job type: 6-month contract to hire Certifications: Must have CASP or CISSP Our client is seeking a skilled full-time ISSO/Systems Security Engineer to join their team in Dahlgren, VA. The ideal candidate will have a strong bac

Systems Administrator - TS/SCI

General Dynamics

Fort Belvoir, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: System Administration, Technical Support, Troubleshooting Certifications: Security+, CE - CompTIA-Security+ CE Experience: 1 + years of related experience ship Required: Yes Job Description: Manages the functionality and efficiency

Cloud Solution Architect

Leidos

Alexandria, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, innovation is at the heart of everything we do. Powered by a team as diverse as it is talented, we're driven by a shared passion for delivering bold solutions that fuel our customers' success. We believe in empowering our people, giving back to our communities, and leading with sustainability. Every action we take is grounded in integrity and a steadfast commitment to doing what's right-for our customers, our teams, and the world around u

Sr. Engineer 2 - Infrastructure Platform Engineering

Publix

Remote or Alpharetta, Georgia, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp

Site Reliability Engineer (Temp to Perm)

Leidos

Remote or Brownsville, Texas, USA

Full-time

This position will require up to 75% travel Come put your Site Reliability Engineer (SRE) skills into action! Leidos has openings for talented SREs to join our team and work real-time hands-on fielding challenges and develop reusable solutions that support our customers in any environment. You will have the opportunity to contribute to the design requirements and implementation of improvements that accelerate the secure delivery, implementation, and sustainment of software in the field. You wi

IT Analyst / Systems Administrator

Modern Technology Solutions

Fort Belvoir, Virginia, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a IT Analyst/Systems Administrator in Ft. Belvoir, Va. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the

IT Fielding Engineer

Jacobs

Warrenton, Virginia, USA

Full-time

Your Impact: The mission of the Lone Wolf program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN-TS ES) which is a DoD-provided, TS/SCI, integrated voice, video, and data, global communications network that facilitates collaboration among senior leaders and key staff. The Lone Wolf program boasts a professional workforce comprised of specialists throughout the Information Technology lifecycle and who contribute to a posi

NCIS SQL Database Administrator | Active Top Secret clearance

General Dynamics

Quantico, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Database Analysis/Design Job Qualifications: Skills: Microsoft SQL Server, Secure Sockets Layer (SSL), Transparent Data Encryption Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a SQL Database Administrator with GDIT

Software/Web Developer (Sr) - Cleared (TCF-SWD)

Kentro

Springfield, Virginia, USA

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More

Junior .NET Developer

Cornerstone Defense

Reston, Virginia, USA

Full-time

Location: Reston, Virginia Type: Contract Job #3560 Title: .NET Developer Location: Chantilly, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed

Senior DevOps Engineer

Costar Group

Arlington, Virginia, USA

Full-time

Senior DevOps Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information an