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Network Administrator Iii Jobs (NOW HIRING)

Saalex

$75K - $130K/yr

Saalex Corporation is seeking multiple Network Administrator III positions in Tidewater, VA and San Diego, CA. Position Type: Contingent on Contract Award. Salary: $75k-$130k (depending on experience ...

Saalex

$75K - $130K/yr

Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

Saalex

$75K - $130K/yr

Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

Saalex Corp.

Network Administrator III

San Diego, CA · On-site

$75K - $130K/yr

Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA . Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

Saalex

Network Administrator III

San Diego, CA · On-site

$75K - $130K/yr

Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

Saalex

Network Administrator III

San Diego, CA

$75K - $130K/yr

Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test ...

RSR Group

Network Administrator III

Winter Park, FL · On-site

The Network Administrator III is responsible for leading and managing network projects by recommending solutions to network strategy and security issues, as well as providing network-engineering ...

RSR Group

Network Administrator III

Winter Park, FL · On-site

Network Administrator III Full Time Professional Winter Park, FL, US 4 days ago Requisition ID: 1227 POSITION SUMMARY: The Network Administrator III is responsible for leading and managing network ...

MANTECH

Network Administrator III

Virginia Beach, VA · On-site

MANTECH seeks a motivated, career and customer-oriented Network Administrator III to join our team in Virginia Beach, VA. This position is on-site 5 days a week. Responsibilities include but are not ...

CHSGa

Network Administrator III

Macon, GA · On-site

We are seeking an experienced Network Administrator III to help design, secure, optimize, and expand our enterprise network infrastructure while demonstrating our commitment to Servant Leadership.

CHSGa

Network Administrator III

Macon, GA · On-site

We are seeking an experienced Network Administrator III to help design, secure, optimize, and expand our enterprise network infrastructure while demonstrating our commitment to Servant Leadership.

ManTech

Network Administrator III

Virginia Beach, VA

$94K - $157K/yr

MANTECH seeks a motivated, career and customer-oriented Network Administrator III to join our team in Virginia Beach, VA. This position is on-site 5 days a week. Responsibilities include but are not ...

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Network Administrator Iii information

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$33.5K

$81.7K

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How much do network administrator iii jobs pay per year?

As of Sep 10, 2026, the average yearly pay for network administrator iii in the United States is $81,749.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,500.00 and $93,500.00 per year, depending on experience, location, and employer.

What is a Network Administrator III?

A Network Administrator III is an advanced-level IT professional responsible for designing, implementing, and maintaining an organization's computer networks. They handle complex network issues, ensure network security, monitor performance, and may supervise junior network staff. This role typically requires several years of experience and a deep understanding of network infrastructure, protocols, and troubleshooting. Network Administrator III professionals often work with routers, switches, firewalls, and other networking equipment to ensure reliable and secure connectivity across the organization.

What are the key skills and qualifications needed to thrive as a Network Administrator III?

To thrive as a Network Administrator III, you need advanced knowledge of network infrastructure, troubleshooting, and security practices, typically supported by a bachelor’s degree in IT or related field and several years of experience. Familiarity with enterprise networking hardware, protocols, monitoring tools, and certifications such as Cisco CCNP or CompTIA Network+ is common. Strong problem-solving, communication, and project management skills distinguish top performers in this role. These capabilities are crucial for ensuring reliable, secure network operations and effectively supporting organizational technology needs.

What are some common challenges a Network Administrator III might face when managing large-scale network infrastructures?

As a Network Administrator III, you'll often encounter challenges such as maintaining network security across multiple locations, troubleshooting complex connectivity issues, and ensuring minimal downtime for mission-critical systems. Balancing the integration of new technologies with existing infrastructure and coordinating with cross-functional teams for upgrades or incident response are also frequent tasks. Effective communication and proactive monitoring are essential to address these challenges and ensure a secure, high-performing network environment.

What is the difference between Network Administrator III vs Network Engineer?

AspectNetwork Administrator IIINetwork Engineer
CertificationsCCNA, CompTIA Network+CCNA, CCNP, Cisco certifications
Work EnvironmentIT departments, corporate networksDesign, implementation, and troubleshooting networks
Job FocusMaintaining and supporting existing networksPlanning and developing new network solutions

Network Administrator III typically focuses on maintaining and supporting existing networks within organizations, often holding certifications like CCNA. Network Engineers, on the other hand, are more involved in designing and implementing new network solutions, often requiring advanced certifications like CCNP. Both roles are essential in network management but differ in scope and responsibilities.

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Network Administrator Iii jobs near you
Infographic showing various Network Administrator Iii job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 81% Full Time, 11% Part Time, and 6% Contract. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution, with an average salary of $81,749 per year, or $39.3 per hour.

Network Administrator III

On-site

Saalex
Guided Missile and Space Vehicle Manufacturing • 501 - 1,000 employees
Learn more about Saalexexternal

$75K - $130K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 22 days ago

Job description

Saalex Corporation is seeking multiple Network Administrator III positions in Tidewater, VA and San Diego, CA.

Position Type: Contingent on Contract Award.

Salary: $75k-$130k (depending on experience)

The Network Administrator III supports the Navy by administering, securing, and maintaining enterprise network infrastructure across global Live Virtual Constructive (LVC) environments. This role ensures network availability, performance, and compliance with DoD cybersecurity requirements.

Essential Functions
  • Administer network infrastructure including routers, switches, and network services.
  • Monitor network performance and troubleshoot issues affecting connectivity and availability.
  • Implement network configurations, patches, and updates.
  • Support compliance with STIGs and network security policies.
  • Assist in incident response and problem resolution.
  • Collaborate with engineering teams on network improvements.
  • Must be able to obtain and maintain a Secret, Top Secret, or SCI clearance.
Required
  • 5–7 years of experience in network administration or related field.
  • Bachelor’s degree in Information Technology, Networking, or related field (or equivalent experience).
  • Experience with enterprise network technologies (e.g., routing, switching, firewalls).
  • Knowledge of network protocols (TCP/IP, DNS, DHCP, VLANs).
  • Relevant certifications (e.g., CCNA, CCNP, Security+ depending on level).
  • Ability to obtain and maintain a Secret, Top Secret, or SCI clearance.
  • Strong troubleshooting and analytical skills.
  • Ability to work in distributed and high-availability environments.
Desired
  • Experience supporting DoD or Navy network environments.
  • Familiarity with network monitoring and management tools.
  • Experience with secure network architectures and boundary protection systems.
  • Active Secret, Top Secret, or SCI clearance preferred.
Education

Bachelor’s degree in Information Technology, Networking, or related field (or equivalent experience).

Security Clearance

Must be eligible to obtain a Secret, Top Secret, or TS/SCI clearance. Active clearances preferred. Requirements to obtain a clearance include US Citizenship, security investigation, etc.

  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Resources
  • Stock Option Plan
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