Network Security Administrator jobs

Phoenix, Arizona

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Today

Description We are looking for a Network Security Administrator to support and strengthen enterprise security operations in Phoenix, Arizona. This Long-term Contract position focuses on protecting network infrastructure, improving application and cyber security practices, and maintaining effective threat monitoring across the environment. The ideal candidate will bring hands-on experience with security platforms and firewalls while helping ensure a resilient and well-governed security posture.

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Contract

USD 38.00 - 44.00 per hour

Network/Security Administrator

Hybrid in Irving, Texas

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6d ago

Position Summary We are seeking a motivatedNetworkAdministrator / Security Administrator to assist with the administration, maintenance, and security of the organization''snetwork, server, and endpoint infrastructure. This role will work closely with senior IT staff and vendors to support day-to-day operations, troubleshoot technical issues, manage security controls, and help maintain compliance with organizational and regulatory requirements. Essential Duties and Responsibilities NetworkAdminis

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Full-time

Depends on Experience

NetSEA-SG Network Security Administrator

Lexington, Kentucky

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Today

Network Security Administrator Clearance: U.S. Citizen with Secret clearance (minimum) Location: Bluegrass Station, Lexington, KY (primary); travel to Ft Walton Beach, FL and Crestview, FL may be required Position Summary: The Network Security Administrator monitors and protects PEO SOFSA NIPRNet assets from internal and external threats by managing network access control lists, firewall configurations, and intrusion detection systems. This role is responsible for maintaining the security po

Full-time

Network Administrator

Fairfax, Virginia

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Today

Team is looking for a solid mid-level team member who brings a minimum of 5 years of hands-on networking experience. The best candidate will be someone who is looking for long term professional growth opportunities, possesses a 4 year degree and/or industry certifications. Requires experience, creativity and multi-tasking to independently and collaboratively achieve department service and support objectives for the Transportation Operations Center. Individual is able to work without assistance;

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Full-time, Part-time, Contract, Third Party

Network Administrator

Hybrid in Sandy Springs, Georgia

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Today

Position Summary We are seeking a Network Administrator to support, maintain, and continuously improve a large scale enterprise networking environment across campus, branch, cloud, and hybrid infrastructures. This role plays a critical part in ensuring the reliability, security, and performance of core network services while supporting modernization, automation, and Zero Trust initiatives. The Network Administrator will provide operational support for enterprise networking technologies including

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Contract

Depends on Experience

Senior Network Security Engineer

Mechanicsville, Virginia

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5d ago

Complete Description:Client is seeking an experienced Sr Network Security Engineer (Sr NSE) to implement and support the agencys IT network, cloud, and computing infrastructure. The Sr NSE performs day-to-day activities related to securing Client''s infrastructure. The Sr NSE performs day-to-day activities related to securing, documenting, performing research, analysis, design, and implementation of Clients network and computing related infrastructure. The Sr NSE will support a hybrid enterprise

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Contract

Depends on Experience

Senior Network Engineer (CCIE) – Security

Alexandria, Virginia

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22d ago

Job Title: Senior Network Engineer / Security SME Location: Bolling AFB, Washington, DC Type: Direct Hire Contractor Work Model: Onsite Security Clearance: Active Top Secret or TS/SCI required Required Certifications: Current CCIE and DoD 8570 baseline certification, such as Security+ or equivalent Candidates must possess a current clearance and meet additional customer suitability requirements. This role supports highly sensitive, mission-critical government environments with high-visibility ex

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Full-time

$270000

Senior Network Security Engineer

Richmond, Virginia

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Today

VDOT is seeking an experienced Sr Network Security Engineer (Sr NSE) to implement and support the agency s IT network, cloud, and computing infrastructure. The Sr NSE performs day-to-day activities related to securing VDOTs infrastructure. The Sr NSE performs day-to-day activities related to securing, documenting, performing research, analysis, design, and implementation of VDOT s network and computing related infrastructure. The Sr NSE will support a hybrid enterprise environment consisting of

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Full-time, Part-time, Contract, Third Party

Network Security Elisity Deployment Engineer

Dallas, Texas

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21d ago

Role Summary The Elisity Deployment Engineer role involves managing the end-to-end onboarding process of Elisitys identity-based microsegmentation platform within corporate network infrastructures. This position is responsible for collaborating with network, security, and IT operations teams to identify suitable switches, configure and validate deployment, and support device grouping to ensure policy enforcement. The role demands technical expertise in network infrastructure and security princip

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Third Party, Contract

Depends on Experience

Information Security Administrator

Ventura, California

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Today

Salary : $132,809.04 - $161,812.14 Annually Location : 6075 Kimball Ave., Chino CA 91708, CA Job Type: Full-Time Regular Job Number: 068 25 26 20002226 Division\Department: Information Technology Department Opening Date: 06/02/2026 Closing Date: Continuous THE POSITION: THE OPPORTUNITY: Are you a cybersecurity professional passionate about protecting critical infrastructure and securing Operational Technology environments? The Inland Empire Utilities Agency (IEUA) is seeking a skilled and motiv

Full-time

USD 132,809.04 - 161,812.14 per year

Network & Systems Security Analyst, Progression

Lutz, Florida

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Today

Title: Network & Systems Security Analyst, Progression Company: Tampa Electric Company Location: Bearss Operations Center State and City: Florida - LUTZ Shift: 8 Hr. X 5 Days Hiring Manager: Dennis Godber Recruiter: Mark Koener TITLE: Network & Systems Security Analyst Progression PERFORMANCE COACH: Mgr Network Engineering & Cyber Security Operations COMPANY: Tampa Electric DEPARTMENT: High Performance Computing & BP Support Note that this position can be hired at any level in the job fa

Full-time

Network Administrator

Keyport, Washington

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Today

Network Administrator Location: Keyport, WA (On site) Help Support Critical Naval Operations Leidos is seeking a Network Administrator to join our team supporting the Naval Undersea Warfare Center (NUWC) Keyport. In this role, you'll help maintain and secure the network infrastructure that supports the Unmanned Underwater Vehicle Operations Center (UUVOC), contributing to mission critical systems that advance the U.S. Navy's undersea capabilities. You'll work alongside a collaborative techni

Full-time

USD 73,450.00 - 132,775.00 per year

Network Administrator

Fairfax, Virginia

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Today

Job Title: Network AdministratorLocation: Fairfax, VA (Onsite)Employment Type: 12-month ContractRequired/Desired Skills The team is looking for a solid mid-level team member with at least 5 years of hands-on networking experience.The best candidate will be someone who is looking for long-term professional growth opportunities and possesses a 4-year degree and/or industry certifications.Requires experience, creativity, and multitasking to independently and collaboratively achieve department servi

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Contract

Depends on Experience

Network Administrator

Herndon, Virginia

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Today

Altus Consulting is seeking a highly motivated Network Administrator to join our team. You will be responsible for the design, implementation, and maintenance of our network infrastructure, ensuring its reliability, security, and performance. Responsibilities: Design, configure, and maintain network devices (routers, switches, firewalls).Monitor network performance and troubleshoot network issues.Implement and maintain network security measures.Manage user access and permissions.Document networ

Full-time

Network Administrator

Laconia, New Hampshire

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Today

Description We're looking for a hands-on Network Administrator / Engineer to keep our infrastructure running fast, secure, and drama-free. If you're the person who actually enjoys digging into routing issues, tightening security, and making networks more resilient than they were yesterday-this is your lane. You'll play a key role in supporting and evolving a modern environment spanning on-prem, wireless, and cloud-connected systems. What You'll Be Doing Design, manage, and optimize enterprise n

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Full-time

USD 100,000.00 - 120,000.00 per year

Network Administrator

No location provided

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Today

Overview Client First Technologies is seeking a Network Administrator with experience supporting enterprise network infrastructures in secure computing environments. The successful candidate will ensure network services, connectivity, and supporting infrastructure remain secure, functional, and highly available. You will be responsible for monitoring network performance, troubleshooting connectivity issues, managing network devices, and supporting training and operational systems. This is a ful

Full-time

Network Administrator

Fairfax, Virginia

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Today

Key Responsibilities Install, configure, maintain, and support enterprise LAN, WAN, and Internet network infrastructure.Monitor network performance, availability, and utilization to ensure optimal system uptime.Configure and manage network devices including routers, switches, firewalls, DHCP, and DNS services.Troubleshoot and resolve Tier 1 and Tier 2 network-related incidents and connectivity issues.Perform network hardware installation, upgrades, replacements, and maintenance.Support network s

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Contract

Depends on Experience

Sr Systems Security Engineer / Sr. Core Applications Administrator

Lone Tree, Colorado

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Today

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS t

Full-time

USD 143,487.14 - 197,294.82 per year

Network Administrator

New Hampshire

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Today

Network Administrator Department: IT (NH) Employment Type: Full Time Location: Charlestown, NH Description As a Network Administrator at Whelen Engineering, you are responsible for maintaining, securing, and optimizing the organization's network infrastructure. This includes configuring and managing VLANs, switches, firewalls, and WAN/LAN routing, as well as supporting wireless infrastructure and virtualization systems. Working with moderate guidance, you will apply technical expertise to e

Full-time

Network System Administrator

Fort Meade, Maryland

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Today

Que Technology Group, Inc., is seeking an experienced Network System Administrator to join a small team supporting a mission-critical enclave network with both physical and virtual network devices. This position is responsible for maintaining secure, reliable, and compliant IT operations across the enterprise environment. Job responsibilities include, but are not limited to: Create and modify user accounts and access controls Troubleshoot network infrastructure and client-server environments In

Full-time