senior network administrator jobs

Tampa, Florida

•

Today

Job ID: 2611876 Location: MacDill AFB, FL, US Date Posted: 2026-04-28 Category: Information Technology Subcategory: Network Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Network Administrator to support an IT Service Management effort at MacDill Air Force Base (AFB) in Florida. SAIC provides strategic, technical, and program ma

Full-time

Senior Network Administrator - Back End Days Shift

No location provided

•

Today

GovCIO is seeking a Senior Network Administrator to join our team, supporting a critical program with the U.S. Coast Guard. This position is primarily onsite in the Kearneysville, WV area, with the possibility of occasional remote work based on operational needs and management approval. This is a Back End Days shift position, working 0645-1900, Thursday-Saturday with rotating Wednesdays, in alignment with 24/7 operational requirements. Responsibilities The Senior Network Administrator will be a

Full-time

USD 95,000.00 - 120,000.00 per year

Senior Infrastructure Administrator, Network

Los Angeles, California

•

Today

Senior Infrastructure Administrator, Network Overview We are seeking a highly skilled Senior Infrastructure Administrator, Network to design, implement, and support enterprise IT infrastructure across a complex, multi-site environment. This role will be responsible for ensuring network reliability, security, and scalability while supporting both on-premise and cloud-based systems. Key Responsibilities Design and implement IT network infrastructure in alignment with established policies and sta

Easy Apply

Contract

$50.00 - $67.00 per hour

Senior Network Administrator

Tallahassee, Florida

•

25d ago

Hiring: Senior Network Administrator Florida (Onsite Only) Were looking for an experienced Network Administrator to join a long-term project .If youre a seasoned professional with deep infrastructure expertise and ready for an onsite role in Tallahassee, this could be a great fit. Required Skills & Experience 10+ years in Network Administration 5+ years in Senior Network Administration Strong hands-on experience with at least one: F5 | Palo Alto | VMware | Hyper-V Must be available to work on

Easy Apply

Contract

50 - 55

Senior Network Administrator

Tallahassee, Florida

•

2d ago

Senior Network Administrator Tallahassee, FL (Onsite/Hybrid)We are seeking a Senior Network Administrator with strong experience supporting and managing enterprise network environments. This role will support a State of Florida agency, focusing on performance, security, and reliability across critical infrastructure. What youll be doing: Managing and maintaining enterprise network infrastructureSupporting network performance, security, and availability across environmentsWorking with technologi

Easy Apply

Contract

Depends on Experience

Senior Associate, Network Administrator

Clifton, New Jersey

•

Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 70,500.00 - 130,500.00 per year

Senior Network Administrator

Liberty, North Carolina

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Computer Networking, Computer Systems, Group Problem Solving, Network Systems Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Senior Network Admin wit

Full-time

USD 76,565.00 - 92,000.00 per year

Sr. Network Administrator - 27609

Virginia Beach, Virginia

•

Yesterday

Requisition Number: 27609 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $86,177.00 - $130,000.00 Security Clearance: Top Secret Level of Experience: Mid This opportunity resides with Global Security (GS). Mission Technologies' Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business. As a trusted partner to our military customers, HII designs, develops an

Full-time

USD 86,177.00 - 130,000.00 per year

Sr. Network Administrator II (6364)

Washington, District of Columbia

•

Today

As a Sr. Network Administrator II, you'll support all areas of secure network technologies in a dynamic operational IT environment within the Department of state, including maintenance, provisioning, and deployment functions. You will use network monitoring tools to troubleshoot, analyze and resolve technical problems. You will also play a critical role in troubleshooting network issues, analyzing performance data, and implementing improvements to enhance efficiency. We know that you can't have

Full-time

USD 120,000.00 - 152,000.00 per year

Sr. Network Administrator

Cartersville, Georgia

•

Today

Description SUMMARY Senior Network Administrator will lead the design, Integration, and operations of network infrastructure across multiple manufacturing sites (huge factories). This role is responsible for establishing enterprise-level network architecture, and ensuring high availability, scalability, and performance of Smart factory network environments. The position also drives standardization, automation, and continuous improvements in network area. RESPONSIBILITIES Building, managing, and

Full-time

Sr. Zscaler Network Administrator

Pleasanton, California

•

Today

Description We are seeking a Senior Zscaler Network Engineer to enhance our current Zscaler rollout capacity and strengthen day-to-day operational support. This role will focus on Zscaler Internet Access (ZIA), Zscaler Private Access (ZPA), and their integration with Palo Alto firewalls, Cisco networking, and Okta. The engineer will work closely with an existing Principal Network Engineer (FTE) and the broader network/security teams to: Scale and optimize our ZIA and ZPA deployments Troubleshoo

Full-time

USD 51.75 - 65.75 per hour

IT Senior Systems Administrator (Network & Transport Division

Hybrid in Miami, Florida

•

8d ago

Minimum Qualifications Bachelor''s degree. Six years of experience in information technology systems administration including creating, analyzing, and managing information technology systems are required. Additional related work experience in information technology systems administration including creating, analyzing, and managing information technology systems may substitute for the required college education on a year-for-year basis. Recruitment Notes The Communications, Information & Technolo

Full-time

96561 - 161053

Senior System Engineer / Network Administrator II

Martinez, California

•

Yesterday

Job Title:Senior System Engineer / Network Administrator II (VMware + Azure + DR)Location: Martinez, CA (100% Onsite)Duration: 6 9 Months ContractJob Summary: We are seeking a Senior System Engineer / Network Administrator II with strong expertise in VMware and Microsoft Azure hybrid environments. This is a hands-on infrastructure role supporting enterprise systems across on-prem data centers and Azure cloud, with a strong focus on virtualization, disaster recovery, and automation. Key Responsib

Easy Apply

Full-time

$50 - $60

Network Administrator - Senior

Fairfax, Virginia

•

Today

Job Description Everforth ECS is seeking a Network Administrator - Senior to work in Fairfax, Virginia. Please Note: This position is contingent upon contract award. Responsibilities Administer and maintain enterprise telecommunications and network infrastructure to ensure DoDIN connectivity and secure transport services. Manage routing and switching configurations, ensuring alignment with approved baselines. Implement firmware and security updates in accordance with STIG and cybersecurity guide

Full-time

Network Services Administrator - Senior

Fairfax, Virginia

•

Today

Job Description Everforth ECS is seeking a Network Services Administrator - Senior to work in Fairfax, Virginia. Please Note: This position is contingent upon contract award. Responsibilities Administer and maintain enterprise network infrastructure to support ARNG operational environments. Configure and manage routing, switching, VLAN segmentation, and firewall rule sets to ensure secure connectivity. Implement and sustain boundary connectivity and transport services for reliable network operat

Full-time

Network Administrator II/Senior System Engineer

Hybrid in Martinez, California

•

Yesterday

Role: Network Administrator II/Senior System Engineer Location: Martinez, CA (Hybrid) Duration: 6+ Months Summary: We are seeking an experienced Azure & VMware system administrator to support and evolve our hybrid infrastructure environment spanning on-premises data centers and Microsoft Azure cloud services. This role is responsible for ensuring the reliability, security, and performance of critical systems while enabling scalable cloud adoption and disaster recovery strategies. The ideal cand

Easy Apply

Contract

$50 - $70

Senior Network and Computer Systems Administrator

Oklahoma City, Oklahoma

•

Today

Overview Please note that this position is contingent upon the successful award of a contract currently under bid. A leader in cutting-edge research and technology in the cyber arena, CPMG focuses on using business drivers to guide cybersecurity activities and manage risk. CPMG offers flexible, integrative solutions for Department of Defense (DoD) contractors, among others, and specializes in cybersecurity, information and operational technology, electronic security surveillance, and support s

Full-time

Senior Network and Computer Systems Administrator

No location provided

•

Today

Overview Employment in this role is conditional upon successful execution of the contract by the client. The Work: The Senior Network and Computer Systems Administrator will perform administrative, reporting, design, and maintenance tasks on various platforms. This role requires knowledge of various Server Operating Systems, WAN/LAN Network concepts and devices, and Monitoring Software packages from a variety of vendors including Microsoft, Broadcom, Dynatrace, and Nexthink. This role will be ab

Full-time

USD 26.00 - 36.00 per hour

Lead Network Administrator

Englewood, Colorado

•

Today

Company Summary EchoStar is reimagining the future of connectivity. Our business reach spans satellite television service, live-streaming and on-demand programming, smart home installation services, mobile plans and products. Today, our brands include Boost Mobile, DISH TV, Gen Mobile, Hughes and Sling TV. Department Summary Our Technology teams challenge the status quo and reimagine capabilities across industries. Whether through research and development, technology innovation or solution en

Full-time

USD 110,100.00 - 157,300.00 per year

Network Administrator, Lead (HPC)

Arlington, Virginia

•

Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Network Administrator to support asecure, high-availability Linux-based HPC environment with geographically dispersed operations. This role is ideal for a hands-on network professional experienced in high-bandwidth, low-latency inter-site communications. You will support advanced compute platforms, high-capacity data transfers, optical transport, enterprise services, and secure connectivity across Cisc

Full-time

USD 165,000.00 per year

Filter Results

Job post features

Posted date

Work settings

Employment type

Distance

Employer type

Work authorization

senior network administrator jobs