109 network administration jobs at 62 companies in Winchester, VA
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Network Administrator (Senior)
Winchester, Virginia, United States
$100k-$145k/yrHybridFull Time
Full Visibility: Provider of technical and engineering solutions for government agencies.
8+ YOEActive TS/SCI eligibility, 8+ years network administration experience, 3+ years with government AWS SCS2 and C2S enclaves, expertise with LAN/WAN, cybersecurity controls, troubleshooting, and user training.
CodanAustralian Securities Exchange: CDA: Designs and manufactures communications and metal detection technology.
Hands-on experience administering enterprise firewalls, core network infrastructure, VPNs, switches/routers, and Windows systems; strong problem-solving and communication; eligible for U.S. security clearance.
Probity: Provides IT, cybersecurity, and engineering services to government agencies.
7+ YOEActive TS/SCI clearance with polygraph; 7+ years in a technical field; knowledge of mobile tech, networking, OS administration; ability to communicate and analyze technically.
Peraton: National security and mission-critical government technology services provider.
3+ YOEActive TS/SCI with polygraph required; 8/6/3 years experience depending on degree (BS/MS/PhD); government certification or equivalent; networking architecture and network-security tool proficiency; system administration knowledge; training and communications skills.
ipchains, iptables, Snort, Nmap, Microsoft Windows, Unix, Linux, Mac OS
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOEActive TS/SCI with polygraph; 8 years experience with BS (6 with MS, 3 with PhD); expertise in network architecture, network-security tools (ipchains, iptables, Snort, Nmap), system administration across multiple OS, and ability to evaluate technical risk and train others.
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
7+ YOEBachelor's in a technical discipline, active TS/SCI with polygraph, 7+ years technical experience, system/network administration knowledge, strong analytical and communication skills.
CACINYSE: CACI: Provides information technology and professional services to government clients.
7+ YOEBachelor's in a technical discipline, TS/SCI with polygraph, 7+ years technical experience, network and system administration knowledge, ability to communicate technical concepts, and familiarity with large-scale service components.
H5 Data Centers: Owns and operates wholesale and retail data center facilities.
3+ YOERequires 3–7 years in network engineering or systems administration, networking expertise, Python, PowerShell, Bash, IaC tools, cloud services, cybersecurity workflows, and CCNP or CCIE.
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
8+ YOE8+ years systems/network engineering experience with Windows Server, Azure, Cisco/Juniper networking, Palo Alto firewalls, virtualization, and strong troubleshooting and documentation skills.
Juniper, Cisco, Palo Alto Networks, PAN-OS, Panorama, Windows Server, Microsoft Entra ID, Microsoft Azure, Hyper-V, VMware ESXi, Azure Monitor, Log Analytics, Azure Backup, CMDB, SolarWinds, Wireshark, Event Viewer, PowerShell, Azure CLI, Terraform, ARM templates
Empower AI: Provides AI-enabled IT solutions for federal government agencies.
7+ YOEActive or obtainable Secret clearance, CompTIA Security+, CCNA (or RCNA/JNCI), BS in IT or equivalent, 7+ years network administration and routing/switching experience, Cisco/Brocade/Juniper/Aruba experience.
AirMagnet Pro, Cisco, Brocade, Juniper, Aruba, Microsoft Visio
IDEMIA: Identity and security solutions using biometrics and cryptography.
3+ YOEMinimum 3 years of hands-on IT infrastructure experience; Associate's in IT/CS/Information Systems (or equivalent experience); experience with Aruba CX/ClearPass, Forcepoint, TCP/IP, VLANs, routing, VPN, Microsoft Windows Server/Active Directory, VMware/Hyper-V, Veeam, SAN/NAS, and Microsoft SQL Server.
Aruba CX Switching, Aruba ClearPass, Forcepoint Firewalls, TCP/IP, VLANs, Routing & Switching, VPN, Structured Cabling, Fiber Optics, Microsoft Windows Server, Microsoft Active Directory, DNS, DHCP, Group Policy, PowerShell, VMware vSphere, Microsoft Hyper-V, Proxmox, Veeam, SAN, NAS, Microsoft SQL Server
Ashburn or Las Vegas or Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco or North America
$85k-$95k/yrFieldFull Time
Trace3: Provides IT consulting and technology solutions for enterprise digital transformation.
5+ YOERequires 5+ years of enterprise network design and support, Cisco wireless administration, Ekahau Pro Suite, valid driver's license, English communication, and ability to travel domestically up to 85%-90%.
IEEE 802.1, WAN/LAN, QOS, TCP/IP, P2P, P2MP, Cisco, Ekahau Pro Suite, Sidekick, Microsoft Office 365, WebEx, Microsoft Teams, Zoom, BIOS, NEMA 5-15, C13/14/15, C19/20, L5-20, L6-30, RJ45, DB9, SFP, LC, SC, FC, CAT5, CAT6
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOE1+ years Linux systems administration/development, 1+ years technical support and networking experience; must have TS/SCI with Polygraph clearance; high school diploma or equivalent.
Valley Health: Non-profit health system providing hospital and medical care services.
5+ YOE2+ MgmtLead IT operations in healthcare; 5+ years healthcare IT; 2+ years management; Bachelor's in healthcare IT or related; strong IT operations, security, project management, leadership.
IT operations, Network infrastructure, Server administration, Enterprise software, Information security, Project management
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
12+ YOEUS citizen with active TS/SCI clearance, cloud and network administration experience, Linux/Windows, automation; AWS and hybrid-cloud expertise.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years system administration with on-premise and cloud (AWS/Azure/GCP), Windows/Linux administration, virtualization, networking/security, backup and DR, scripting (PowerShell/Bash/Python), Top Secret clearance, HS diploma/GED.
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOERequires 7+ years of Linux administration, automation and container experience, TS/SCI clearance with polygraph, bachelor's degree, networking and security knowledge, and DoD 8140 certification.
Ardent Principles: Provides specialized technology and program management services to government agencies.
Active TS/SCI with full scope polygraph; expert systems administration experience with Linux and Windows server-client environments, cloud data centers, cyber operations, global networks, and worldwide travel.
Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.
2+ YOERequires 2–5 years of corporate IT support, help desk, systems administration, or network operations experience; Windows, macOS, Linux, cloud suites, networking, troubleshooting, and US citizenship required.
Windows 11, macOS, Linux, Microsoft 365, Google Workspace, AWS, Azure, TCP/IP, DNS, DHCP, VPN, VLAN, Jira, PowerShell, Bash, Python, NIST