Showing page 1 of 85 (Total listings: 1683)

Network Security Administrator

Robert Half ✓ Verified
Direct Apply
Phoenix, Maricopa County
Jul 2, 2026

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. …

Network/Security Administrator

Konane Solutions ✓ Verified
Direct Apply
Irving, Dallas
Jul 22, 2026

Position Summary We are seeking a motivated Network Administrator / Security Administrator to assist with the administration, maintenance, and security of the organization''s network , 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 Network A…

Network Security Administrator

Robert Half ✓ Verified
Direct Apply
Phoenix, Maricopa County
Jul 3, 2026

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. …

Network Security Administrator (DoD Secret) with Security Clearance

Zachary Piper Solutions, LLC ✓ Verified
Direct Apply
San Diego, San Diego County
May 25, 2026

Zachary Piper Solutions is seeking a Network Security Administrator to support a U.S. Government customer in San Diego, California. This role focuses on the administration and compliance of Endpoint Security Solutions (ESS) across voice, video, and data communications networks. The ideal candidate will have strong experience with Trellix ePolicy Orchestrator, DISA STIGs, and DoD cybersecurity compliance. Location: San Diego, CA Key Responsibilities: - Administer and maintain ESS servers includi…

Network Security Administrator III (Boundary) with Security Clearance

Abacus Technology Corporation ✓ Verified
Direct Apply
Montgomery, Montgomery County
May 26, 2026

Overview Abacus Technology is seeking a Network Security Administrator to provide boundary protection support for the Air Force Intranet Control (AFINC) III Support program at Maxwell AFB/Gunter Annex. This is a full-time position. Responsibilities * Install, monitor, configure, troubleshoot, upgrade, patch, harden, maintain, and operate intrusion detection/prevention systems, firewalls, load balancers, and web proxies to protect AFNet resources from both internal and external threats according…

Network Security Administrator

Design West Technologies, Inc. ✓ Verified
Direct Apply
Tustin, Orange County
Jul 1, 2026

Protect Critical Infrastructure. Secure the Mission. For more than a decade, Design West Technologies Inc. has been a trusted partner to the Department of Defense (DoD), delivering mission-critical design engineering and rugged manufacturing solutions that support our nation's warfighters. As we enter our next phase of growth, we are combining our strong defense heritage with the agility and innovation of a fast-paced organization. Operating from our advanced facilities in Tustin, CA, we are se…

Network Security Administrator

University of California, San Francisco ✓ Verified
Direct Apply
San Francisco, California
Jul 17, 2026

Description The Network Security Administrator within the University of California, San Francisco’s (UCSF) Information Technology (IT) department will ensure the security and integrity of UCSF’s network infrastructure. The Administrator will be entrusted with the duty of managing and maintaining UCSF's network services to ensure seamless connectivity and efficient communication across campus, with a focus on protecting UCSF’s data and systems from unauthorized access, cyber-attacks, and other v…

Network Security Administrator

Nleague Services Inc ✓ Verified
Direct Apply
Federal Heights, Adams County
Jul 25, 2026

Cyber Security Administrator - Contractor The objective of this engagement is to provide specialized network and cyber Security administration support to ensure state agencies maintain secure, compliant, and modern network infrastructures. This role focuses on the mitigation of operational challenges, hardware lifecycles, and the execution of critical security requests. The Contractor shall perform network security tasks for various state agencies, specifically focusing on: Administrative Daily…

Firewall/Network Security Administrator

SUMARIA SYSTEMS ✓ Verified
Direct Apply
Security Services, Bexar County
Jun 6, 2026

Job Title Network Security Engineer II (Boundary Protection) – JBSA Position Description The qualified candidate will support the Air Force Intranet Control (AFINC) III program supporting the 26th Network Operations Squadron (26 NOS) and enterprise Air Force network boundary operations at Joint Base San Antonio (JBSA), TX. This position supports the defense, monitoring, maintenance, and operational sustainment of Air Force enterprise boundary protection systems in support of mission-critical De…

Network Security Administrator II – Firewall

4P Consulting ✓ Verified
Direct Apply
Atlanta, Fulton County
Jun 27, 2026

Position: Network Security Administrator II – Firewall Location: Atlanta, GA (Onsite) Duration: 3–5 Years Client: Southern Company Services Job Summary Southern Company Services is seeking a Network Security Administrator II – Firewall to support and maintain the enterprise firewall infrastructure. This position is responsible for reviewing firewall rule requests, analyzing security logs, performing firewall policy optimization, supporting security audits, and ensuring compliance with enterpris…

Network Security Administrator III (Boundary)

Abacus Technology ✓ Verified
Direct Apply
Montgomery, Montgomery County
May 26, 2026

Abacus Technology is seeking a Network Security Administrator to provide boundary protection support f or the Air Force Intranet Control (AFINC) III Support program at Maxwell AFB/Gunter Annex . This is a full-time position. Install, monitor, configure, troubleshoot, upgrade, patch, harden, maintain, and operate intrusion detection/prevention systems, firewalls, load balancers, and web proxies to protect AFNet resources from both internal and external threats according to DoD security standards…

Network and Security Administrator

City of Saco ✓ Verified
Direct Apply
Saco, York County
Jul 16, 2026

General Statement: The Network and Security Administrator performs technical work in the daily operation, monitoring, support, and maintenance of the City’s network, security tools, and related systems. The primary scope of the position is to ensure stable network and security operations, perform routine administration, address helpdesk escalations related to connectivity and security, and maintain documentation. Other duties include desktop support functions in conjunction with other members o…

Network Administrator with Security Clearance

Kriaanet Inc ✓ Verified
Direct Apply
Reston, Fairfax County
Jun 30, 2026

Position Overview The Network Administrator supports the customer by managing and maintaining mission-critical network infrastructure across headquarters, regional facilities, and multiple data centers. This role performs Tier II and Tier III network hardware and software support and works directly with the Director of IT Operations and Services to optimize network performance and security posture. The position requires on-site presence at FirstNet Authority headquarters in Reston, VA a minimum…

Network Administrator with Security Clearance

Apex Systems ✓ Verified
Direct Apply
Norfolk, Norfolk City
Jun 1, 2026

Job : 3033504 Apex Systems is hiring a Network Administrator to support our client's mission in Norfolk, VA. Project Details / Mission Supported: • Provide network technical advice and assistance during the planning phase of a deployment or exercise and coordinate swift solutions to networking problems during the execution phase. • Provide direct computer and network support to include router, firewall, Intrusion Detection Systems/Intrusion Prevention Systems (IDS/IPS), Domain Name System (DNS)…

Network Administrator with Security Clearance

Prism, Inc. ✓ Verified
Direct Apply
Savage, Anne Arundel County
Jun 2, 2026

ABOUT PRISM PRISM is devoted to modernization and innovation across technology, security, and IT enterprise solutions. We are recognized for meeting performance requirements and exceeding customer expectations since 1994. Our culture is founded on relationships, opportunity, and success. Offering comprehensive benefit plans including medical, dental, vision, and 401K along with our people - first approach sustains our reputation as a premier employer. PRISM is seeking an experienced Network Adm…

Network Administrator with Security Clearance

Thrive Technologies ✓ Verified
Direct Apply
Washington, D.C., US
Jun 10, 2026

Location: Joint Base Anacosta-Bolling (JBAB), Washington DC - 100% on site (with ad-hoc telework) Shift: Core hours: 6 am - 6 pm; Shift: 10 am - 6 pm (M-F); After hours support - Required (Duty phone will rotate between team members). Certifications required: • Requires a current 8140 IAT Level II (Intermediate or Advanced) certificate (Cisco Certified Network Associate (CCNA) /Cisco Certified Network Professional (CCNP) Security) Security Clearance • Active DOD Secret clearance Essential Job F…

Network Administrator with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
Hill Air Force Base, Davis County
May 25, 2026

TEKsystems is looking for Secret or Top Secret clearedcandidates that have worked in a NOC type environment before (ideally in a military setting) to support various teams on base that specialize in Router/Switch, some in UC/VOIP, LAN/WAN,Cisco and Juniper Routers and Switches, Satellite communications etc. Must have troubleshooting experience in this type of an environment. Skills needed: 1. Mid Level Network Admin experience. Someone that has a strong troubleshooting mindset 2. Sec certificat…

Network Administrator with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
West Bethesda, Montgomery County
May 25, 2026

Title: • Network Administrator Location: • Bethesda, Maryland (ON-SITE) Clearance Required: • Public Trust Certification Required: • CCNA or CCNP Years of Experience Required: • 3 Years of Network Administration AND Bachelors Degree (or high school diploma accompanied with relevant experience) Top Skills Required: • Actual configuration and changing of switches, routers, ports (NOT just monitoring) • Activating ports • Configuring interfaces on switches • Deployments of switches, ports, routers…

Network Administrator with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
Fort Belvoir, Fairfax County
May 25, 2026

Top Skills' Details 1. 8 Years of Experience configurating installing with Cisco Routers Switches 2. 8 Years of Experience racking/stacking routers switches 3. Experience with different ticketing systems TOP SECRET CLEARANCE SEC REQUIRED Job Description The client is seeking an Network Administrator in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Manag…

Network Administrator with Security Clearance

DataHaven Solutions INC ✓ Verified
Direct Apply
Fort George G Meade, Anne Arundel County
May 25, 2026

Responsibilities: Design, develop, and maintain network infrastructures to ensure high availability, security, and scalability. Perform network administration tasks, including installation, configuration, monitoring, and troubleshooting of network devices (routers, switches, firewalls, etc.). Optimize network performance by analyzing and resolving bottlenecks, latency issues, and network congestion. Manage network access and security, adhering to DoD and organizational policies. Create and main…

We use cookies to optimize search configurations and track AdSense performance. Accept cookie consent to proceed. Privacy Policy