1,130 Results for

Network Systems Administrator Jobs in Virginia

Jobs

Dahlgren, VA

$70,000–$80,000 / year

Bowhead seeks a Systems Administrator to provide customer support and technical assistance to users supporting a Research, Development, Test and Evaluation Program in Dahlgren, VA at the Naval Surface Warfare Center Dahlgren Division (NSWCDD). . Immediately report any suspected security anomalies, unauthorized access attempts, or hardware tampering to local security officers and ONI/DIA network defense teams.

23 days ago

Dahlgren, VA

$120,000–$140,000 / year

Bowhead has an immediate opening for a Cisco Identity Services Engineer/Administrator (ISE) to provide Design and Engineering Operation and Maintenance support for ISE systems on the classified and unclassified Research, Development, Test and Evaluation (RDTE) networks at Dahlgren, VA. As an Cisco ISE Administrator, you will identify endpoints, and enable the creation and enforcement of security and access policies for endpoint devices connected to the company’s routers and switches, in order to simplify identity management across diverse devices and applications.

4 days ago

Quantico, VA

Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.

30+ days ago

Work from Home, VA

$100,000–$150,000 / year
Full time

Having achieved success with a lean commercial organization, leadership is now investing in strategic sales growth to capitalize on significant market opportunities across independent practices, specialty groups, IPAs, MSOs, and other ambulatory care providers. Their platform combines Electronic Health Records (EHR), practice management, and revenue cycle capabilities to help providers improve operational efficiency, enhance patient care, and navigate the evolving demands of modern healthcare.

11 days ago

Burke, VA

$107,900–$195,050

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 22, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

12 days ago

McLean, VA

Remote

Implement database security controls, including encryption, access management, key management, IAM policies, and compliance requirements such as HIPAA, FedRAMP, and SOC 2. Automate provisioning, monitoring, backups, restores, and operational tasks using Infrastructure as Code tools such as Terraform, CloudFormation, and CDK. Experience managing database uptime, connection pooling, horizontal and vertical scaling, resource utilization, slow query monitoring, backups, migrations, downtime planning, and disaster recovery.

4 days ago

Quantico, VA

Remote

This position requires at least 8+ years’ experience supporting networking for DoD Command and Control Systems such as Multisource Correlator Tracker (MSCT), Common Aviation Command and Control System (CAC2S), Air Defense System Integrator (ADSI), or Theater Battle Management Core System (TBMCS). Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services.

30+ days ago

Vienna, VA

$120,640–$197,600 / year

Youll work closely with other system engineers, administrators, and program teams to ensure systems are built, assessed, and operated in compliance with DoD and NIST requirements. Compensation decisions and the base range for this role take into account many factors including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.

12 days ago

Dahlgren, VA

BWDS 11607- H20 Engineering & Infrastructure Landing Page (H20-2026-25350): Bowhead is seeking to network with individuals to join our team for our proposal effort toprovide engineering services to the NSWCDD Maritime Warfare Control Systems Division (H20) for the development of Maritime Command and Control systems, Warfare/Weapons Control systems, and future warfare development. Our team will focus on Technical Project Management Support, System Engineering, Software Engineering, Test and Evaluation, System and Software Integration Support, Software Life-Cycle Support and Integrated Logistics Support, Engineering Life Cycle Support, Cybersecurity, Configuration Management (CM), Lab and Facilities Support, and Technical Writing Support.

20 days ago

Sterling, VA

Exposure to Microsoft Intune (Endpoint Manager) in a Tier 1 support capacity, including basic device enrollment support and assisting users with access or connectivity issues. This role is ideal for a customer-focused IT professional who thrives in a fast-paced environment, takes ownership of issues end-to-end, and is committed to meeting service-level agreements (SLAs).

1 day ago

Falls Church, VA

This role requires strong troubleshooting skills, responsiveness, and adherence to SLA-driven support models. Our technologists have always gone the extra mile to help our federal clients succeed.

30+ days ago

Not Available, VA

Works on high-visibility, or mission critical aspects of a given program, and performs all functional duties independently; • Oversees the efforts of direct reporting resources and/or be responsible for the efforts of all staff assigned to a specific job. This includes executing national production applications on the Client' large, complex and widely distributed Microsoft NT operating system environment and Local Area Network (LAN) infrastructure throughout the United States.

2 days ago

Ashburn, VA

$60 / hour

Experience and technical training in WAN/LAN communications including experience installing, basic configuring, and maintaining Cisco routers and switches. Maintain inventory control and documentation on systems and components to ensure updates occur according to schedule and procedure -Participates in.

3 days ago

Hampton, VA

$190,000–$215,000

This role provides hands‑on technical leadership across multiple platform areas—including ITSM, ITOM, ITAM, IRM, SecOps, HRSD, and App Engine—ensuring scalable, secure, and compliant delivery aligned with federal and DoD requirements. Overview: GovCIO is currently hiring for a ServiceNow Certified Technical Architect to lead the architecture, design, and implementation of enterprise scale ServiceNow solutions in support of a USAF program.

Today

Arlington, VA

$131,300–$237,350

Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.

12 days ago

Hampton, VA

$120,000–$150,650

The successful candidate will be responsible for driving technical excellence while fostering team growth and ensuring successful delivery of ServiceNow solutions across our global organization. This role requires a seasoned professional who combines deep technical expertise in the ServiceNow platform with proven people management capabilities.

Today

Hampton, VA

$85,409–$111,031 / hour

Must be technically and functionally oriented (good problem solving and troubleshooting skills), excellent communication skills (both written and verbal), self-motivated, self-directed, good multi- tasking skills, quality oriented, flexible, and committed to successful on-time completion of tasks. The ERP HRMS System Administrator primary responsibility will be to provide support for the system configuration, upgrade, security administration, change management, monitoring, auditing and integrations for Hampton Roads Transit’s Workday HRMS system components.

30+ days ago

Norfolk, VA

$85,409–$111,031 / hour

This person has responsibility for working with Application Services and IT team to ensure enterprise applications operate in a manner that enables HRT staff to meet organizational goals for increased ridership and improved operational efficiency. This person must take a broad, cross-departmental view of the organization, understand transit, organizational and departmental policies, processes and procedures to leverage system capabilities and promote effective use of the enterprise applications to meet organization goals and needs.

30+ days ago

Dahlgren, Virginia

$45–$50 / hour
Full time

This experience shall include work with various network protocols, test equipment, diagnostics, Visio and AutoCAD as well as more complex network engineering tasks and systems studies including planning, design, development, and modifications of existing planned voice and data communications, network systems and subsystems. While performing the duties of this job, the employee is regularly required to stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; talk or hear.

26 days ago

$45–$50 / hour

24 days ago

Virginia Beach, VA

10 travel anticipated • Work will require movement from ManTech Site to Government for client meetings and support functions • The person in this position must be able to remain in a stationary position 50% of the time • Occasionally move about inside the office to access file cabinets or to communicate with co-workers, management, and customers via email, phone, and/or virtual communication, which involve delivering presentations. MANTECH seeks a motivated career and customer-oriented Network Computer Systems Administrator to join our team supporting NSWC Corona Range Systems Department to manage Information Technology efforts in support of the Navy Enterprise Tactical Training Network (NETTN).

30+ days ago

Portsmouth, VA

We are seeking a Senior Network and Computer Systems Administrator is responsible for the design, implementation, and maintenance of enterprise network and server infrastructure to ensure secure, reliable, and high-performance IT operations. Required Skills Strong knowledge of TCP/IP, VLANs, routing protocols (OSPF, BGP), and network monitoring tools.

16 days ago

Portsmouth, VA

In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. B&A is seeking a Senior Network and Computer Systems Administrator is responsible for the design, implementation, and maintenance of enterprise network and server infrastructure to ensure secure, reliable, and high-performance IT operations.

30+ days ago

Hampton, Virginia

We are seeking a Junior-level Cybersecurity Analyst to support the Air Combat Command (ACC) Cybersecurity Chief Information Security Officer (CISO) and assigned Information System Security Officers (ISSOs) in maintaining an effective and compliant cybersecurity program. Required Experience: Candidates must meet all DOD 8140 462 (Control Systems Security Specialist - Intermediate) Cyber Workforce Framework (DCWF) requirements for installing, configuring, maintaining and securing IT hardware & software.

18 days ago

Hampton, Virginia

18 days ago

Hampton, Virginia

18 days ago

McLean, Virginia

Full time

Overview: The Network Computer System Admin supports the United States (U.S.) Army C5ISR Center to develop advances within cyber defense research; advanced detection methods; sensor structure, data optimization, and sensor architectures; intrusion detection innovations, evaluation methods, attack behaviors, insider threat and adversarial threat predictions. Provide a SME in the security architectural design of mobile computing/cloud environments (e.g., IaaS, PaaS, SaaS); to include secure data processing in a public, private, and hybrid cloud environment, and securing sensitive data on mobile phones and tablets.

11 days ago

McLean, VA

The Network Computer System Admin supports the United States (U.S.) Army C5ISR Center to develop advances within cyber defense research; advanced detection methods; sensor structure, data optimization, and sensor architectures; intrusion detection innovations, evaluation methods, attack behaviors, insider threat and adversarial threat predictions. Provide a SME in the security architectural design of mobile computing/cloud environments (e.g., IaaS, PaaS, SaaS); to include secure data processing in a public, private, and hybrid cloud environment, and securing sensitive data on mobile phones and tablets.

10 days ago

Dahlgren, VA

$95,000–$140,000

Resource Management Concepts, Inc. (RMC) is a professional services firm delivering management and technology solutions to government and commercial clients, with strong experience supporting defense and public-sector missions. Network Equipment Management: Demonstrated experience managing, troubleshooting, and configuring Juniper and Cisco hardware to ensure high-performance network connectivity and reliability.

4 days ago

Virginia Beach, VA

MANTECH seeks a motivated, career and customer orientated Network Computer Systems Administrator to join our team supporting NSWC Corona Range Systems Department to manage Information Technology efforts in support of the Navy Enterprise Tactical Training Network (NETTN). Occasionally move about inside the office to access file cabinets or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which involve delivering presentations.

30+ days ago

Tysons Corner, VA

$125,000–$200,000 / year

The MIL Corporation (MIL) is a dynamic workforce of industry professionals who deliver world-class solutions in cyber, engineering, financial management, and information technology - and we are looking for candidates like you! Installing, configuring and removing system hardware (servers, workstation, monitors, printers, plotters, scanners, transceivers, network interface cards, network physical links, etc.).

30+ days ago

Virginia Beach, VA

$65,592–$90,000 / year

This role includes managing workstations, file servers, and web servers while maintaining strict security protocols required for classified operations. When extending an offer, HIIs Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the roles function and a candidates education or training, work experience, and key skills.

30+ days ago

McLean, Virginia

As the Senior Systems Administrator , you will monitor and maintain corporate communication systems related to email and messaging; troubleshoot hardware, software, and network problems pertaining to the operation of Microsoft Exchange Servers in a Windows Active Directory environment; and oversee the status of issues related to messaging systems with the corporation and ensure that issues are resolved, documented, and closed in a timely manner. Typical office environment with no unusual hazards, occasional lifting to 20 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, and constant mental alertness; must possess planning/organizing skills and be able to work under deadlines.

11 days ago

Reston, VA

$126,000–$131,000 / year

The Senior Systems Cloud Administrator will be directly responsible for the installation, configuration, upgrade, patching, maintenance and monitoring of the SAS environment across the entire Enterprise, while ensuring compliance to various security and encryption protocols for U.S. national security. Key deliverables for success will be: ensuring 100% availability of the environment; implementing fault and performance management; enforcing corporate network, system and application security procedures.

30+ days ago

Lorton, VA

The Systems Administrator will manage and troubleshoot enterprise networks, servers, virtual environments, and security configurations while collaborating on the design and maintenance of the CALEA Continuity of Operations (COOP) site in Scottsdale, AZ. This position supports DHS's mission while contributing to Harmonia's overarching goals: delivering premier technology services, driving mission-focused innovation, sustaining organizational excellence, and being an employer of choice for skilled professionals.

30+ days ago

Warrenton, Virginia

The Systems Administrator (Cameo Administrator), configures and troubleshoots user profile issues in a virtual desktop environment, monitor and optimize system storage disk on a virtual desktops, and create and deletes user sessions and profiles on a virtual desktop. The Sys-Admin monitors system health and performance and ensures high availability of the system and helps maintain overall product quality by working closely with the PM and government technical lead to understand and use essential tools for handling files, directories, command-line environments, and documentation.

11 days ago

Arlington, Virginia

Full time

The primary duty of this position is management of the OMC MCDO IT Support Team: customarily and regularly leading and directing IT Support Technicians and systems administrators; independently exercising authority on performance management, ATO compliance, STIG implementation, Active Directory administration, and all O&M activities. Independently leads ISSO ATO tasks including DISA STIG implementation, RMF security scan responses, and ATO remediation with DISA and DIA; conducts planning, implementation, validation, and verification of all server system upgrades, patches, and STIGs to meet ATO requirements.

5 days ago

Alexandria, VA

Required Qualifications: Bachelor's degree in Information Technology, Computer Science, Network/Telecommunications Engineering or a related field AND 12+ years of work experience, OR Doctorate and 8+ years of experience, OR Associate and 14+ years of experience, OR High School diploma/GED and 16+ years of experience. In this leadership role, you will spearhead the administration, data integrity, and cross-functional coordination of our Command Aware systems, ensuring seamless tactical communications and robust data management across the entire Area of Responsibility (AOR).

16 days ago

Alexandria, VA

Required Qualifications: Bachelor's degree in Information Technology, Computer Science, Network/Telecommunications Engineering or a related field AND 4+ years of work experience, OR Master's and 2+ years of experience, OR Associate and 6+ years of experience, OR High School diploma/GED and 8+ years of experience. In this role, you will perform the administration, data integrity checks, and cross-functional coordination of our Command Aware systems, ensuring seamless tactical communications and robust data management across the entire Area of Responsibility (AOR).

16 days ago

Virginia

May require travel to provide IT support and troubleshooting for customer events, office events, and internal meetings, including conference room technology, audio/video systems, presentation equipment, and connectivity issues. Systems Administrator is a full time position that provides high quality IT customer service, technical support, and troubleshooting within a Microsoft Windows network environment, ensuring timely resolution of hardware, software, and connectivity issues.

30+ days ago

Springfield, Virginia

Master triage and escalation: Ask the right questions early, determine who else may be affected, decide when to engage engineering teams, and escalate with clear summaries, documented actions, and specific requests for assistance. Own incidents from creation to resolution, open and maintain tickets, drive updates, coordinate with Tier 2 and Tier 3 technicians, and ensure clean hand offs between shifts.

2 days ago

Stafford, VA

Required Education, Licenses and Certifications: Bachelor’s degree in IT Management, Engineering, Computer Science, Information Systems, Business Management or a related discipline. Job Summary/Purpose: The Gemini 3 Group (G3G) is seeking a full-time Junior Systems Administrator (Jr Sys Admin) to support the G3G Corporate office in Stafford, VA.

17 days ago

Springfield, VA

$100,000–$145,000 / year

Keywords: Active Directory, Group policy management, LDAP, DNS, domain name system, powershell, host configuration, azure active directory, active directory domain services, windows server, identity and access management, IAM, Single sign-on, SSO, PKI, public key infrastructure, PKI, infrastructure, Linux, unix, linux engineer, senior engineer, linux systems, linux server, top secret clearance, TS/SCI, AWS, EKS, ECS, JSON, YAML, cloud formation, automatinon, IAM, access, confluence, servicenow, CICD, CI/CD, pipeline, GitLab, coding, scripting, python, CI Polygraph, counterintelligence, platform, infrastructure, platform infrastructure, network, dns, systems administrator, TS/SCI. Zachary Piper Solutions is seeking a dedicated Cloud Systems Administrator to support a classified Data Lake Modernization Project in Springfield, VA.

8 days ago

Springfield, VA

By providing the information below and checking the boxes referenced, you acknowledge and consent to SAIC''s Privacy Policy to include access and use of your information for the purposes of sharing your information for possible employment recruitment effects by SAIC and it''s third party vendors. SAIC - Systems Administrator - HCI in Springfield, Virginia, United States.

30+ days ago

Richmond, VA

$78,000–$82,000 / year

GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe, offering a wealth of opportunities to individuals looking to gain experience and develop professionally in a growing industry. Our client is seeking a highly motivated and technically skilled Security Systems Administrator to support and enhance enterprise security operations across our Richmond manufacturing and corporate campuses.

30+ days ago

Reston, VA

Active TS/SCI + CI Poly clearance HS, 9-11 years of relevant experience; BS, 3-5 years; MS, 0-3 One of the Following DoD 8570/CS-NET-451 certifications is required: Security+ CE SSCP CySA+ GSEC DESIRED QUALIFICATIONS. "Technology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers.

30+ days ago

Quantico, Virginia

Required Qualifications: Education & Experience: Bachelors ‘s degree in Information Technology, Computer Science, Systems Engineering, or related field with 5+ years of relevant experience required; 7 + years may be substituted in lieu of a degree. Design & Implementation Design and deploy virtual infrastructure solutions—including clusters, shared storage, networking, and lifecycle management—following best practices for performance and security.

17 days ago

McLean, VA

This role requires a professional who is equally comfortable managing Windows-based infrastructure, supporting Linux systems, and implementing modern DevOps practices to improve system reliability, scalability, and operational efficiency. Credence is seeking a highly skilled Windows Systems Administrator with Linux and DevOps experience to support the Enterprise Sourcing, Medical and Contingency (ESMC) Portfolio Hosting Support Contract.

23 days ago

Arlington, VA

$120,000–$135,000 / year

The System Administrator will serve as an operational support specialist responsible for maintaining system health, resolving incidents and service requests, supporting endpoint and application administration, improving documentation, and collaborating across infrastructure, cybersecurity, network, application, and service desk teams. We are seeking a cleared System Administrator to support secure system administration, endpoint management, user support, patching, monitoring, documentation, and operational sustainment for classified and sensitive law enforcement, national security, and criminal justice missions within the National Security Business Unit.

30+ days ago

Charlottesville, VA

$80,000–$95,000 / year

Directly manage Darden's Security Scorecard program, including oversight of infrastructure-level security posture, device management, vulnerability remediation, patch compliance, and data security controls. As technologies evolve, the Systems Administrator is expected to participate in relevant training and development activities to maintain the knowledge and skills necessary to effectively support organizational operations and emerging technologies.

10 days ago

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Network Systems Administrator Jobs in Virginia

Systems Administrator Bowhead / UIC Technical Services

Cisco Identity Services Engineer/ Administrator Bowhead / UIC Technical Services

Systems Administration (Operations Support Specialist) ARCTICOM LLC

Regional Sales Manager - Clinical EHR Systems - VA Michael Page USA

Lead Systems Engineer Leidos

AWS Cloud DBA System One

Senior System Engineer ARCTICOM LLC

System Engineer - Cyber Security Engineering Focus Esri

BWDS 11607- H20 Engineering & Infrastructure Landing Page Bowhead / UIC Technical Services

Service Center Analyst NuAxis Innovations

Help Desk Specialist NuAxis Innovations

IT - Consultant IV PlanIT Group

Data Center Technician - Night Shift System One

ServiceNow Certified Technical Architect Govcio LLC

Active Directory Architect / Engineer Leidos

ServiceNow Workflow Manager Govcio LLC

Workday HCM - Systems Administrator Hampton Roads Transit

Application Administrator Hampton Roads Transit

Senior Network Systems Administrator The Tatitlek Corporation

Senior Network Systems Administrator TATITLEK SUPPORT SERVICES, INC.

Senior Network Computer Systems Administrator ManTech International Corp

Senior Network and Computer Systems Administrator Marathon TS

Unix/Linux Network and Computer Systems Administrator Bart & Associates Inc

Cyber Analyst (Network System Administrator) - Mid Nalley Consulting

Cyber Analyst (Network System Administrator) - Jr Nalley Consulting

Cyber Analyst (Network System Administrator) - Sr Nalley Consulting

Network Computer System Administrator Integral

Network Computer System Administrator Integral Consulting Services Inc

System/Network Cloud Infrastructure Administrator Resource Management Concepts, Inc.

Senior Network Computer Systems Administrator ManTech

Systems Administrator with TS/SCI, FS (Systems Administration, Associate) The Mil Corp

Systems Administrator (Systems Administrator 2) Huntington Ingalls Industries Inc

Senior Systems Administrator Amentum

Systems Administrator T4 Johnson Technology Systems Inc

SME Systems Administrator Revolutional, LLC

RHEL Systems Administrator (Cameo Administrator) ENSCO

Senior Systems Administrator (Lead) Empower AI Inc.

Lead Command Aware and Radio Systems Administrator ManTech International Corp

Command Aware and Radio Systems Administrator ManTech International Corp

Sr. Systems Administrator Lyntris, Intelligent Systems Division

Systems Administrator D2 Technical Services

Junior Systems Administrator The Gemini 3 Group, Inc.

Cloud Systems Administrator (11 PM - 7 AM) Zp Group Llc

Systems Administrator - HCI Science Applications International Corp

Security Systems Administrator Gardaworld

Systems Administrator TekSynap Corp

VMWare Systems Administrator – Top Secret/SCI | Quantico, VA Cambridge International Systems

Windows Systems Administrator (Windows, Linux & DevOps) Credence

Senior Systems Administrator Top Secret Cleared ECS Federal LLC

Senior Systems Administrator University of Virginia

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