Senior Network Administrator

Portland, OR, US • Posted 7 hours ago • Updated 7 hours ago
Contract Independent
Contract W2
On-site
USD $57.00 - 66.00 per hour
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Job Details

Skills

  • Attention To Detail
  • Routing
  • Firewall Administration
  • Network Operations
  • Dependability
  • Access Control
  • Collaboration
  • Cloud Computing
  • Network
  • Regulatory Compliance
  • Network Administration
  • Routers
  • Cisco
  • Management
  • Fortinet
  • Firewall
  • LAN
  • SD
  • WAN
  • Microsoft Azure
  • Computer Networking
  • System Administration
  • Active Directory
  • Finance
  • Accounting
  • Marketing
  • Legal
  • Customer Support
  • Online Training
  • Artificial Intelligence
  • Insurance
  • .NET
  • Privacy

Summary

Description

We are looking for an experienced Senior Network Administrator to support and enhance the network environment for an architecture-focused organization in Portland, Oregon. This Long-term Contract position is ideal for a detail-oriented candidate who can maintain reliable connectivity, strengthen security, and improve overall infrastructure performance across enterprise systems. The role requires strong technical depth in routing, firewall administration, cloud-connected environments, and day-to-day network operations.

Responsibilities:
Oversee the stability, performance, and security of LAN and WAN infrastructure across the organization.
Configure, maintain, and troubleshoot Cisco routers and broader Cisco networking components to ensure dependable connectivity.
Administer Fortinet firewall solutions, including policy updates, access controls, and threat protection measures.
Support SD-WAN operations by monitoring links, optimizing traffic flow, and resolving connectivity issues between sites and services.
Manage Active Directory and related system administration tasks that support network access and user connectivity.
Collaborate with internal teams to address network incidents, implement improvements, and reduce service disruptions.
Assist with Azure-connected networking components and help maintain secure integration between cloud and on-premises environments.
Document network configurations, operational procedures, and technical changes to support ongoing maintenance and compliance.

Requirements

Demonstrated experience in network administration within complex enterprise environments.
Strong hands-on expertise with Cisco routers, Cisco networking, and firewall technologies.
Proven ability to manage and support Fortinet firewalls in a production setting.
Working knowledge of LAN, WAN, and SD-WAN design, support, and troubleshooting.
Experience with Microsoft Azure networking concepts and hybrid infrastructure connectivity.
Background in system administration, including support for Active Directory environments.
Ability to diagnose technical issues efficiently and communicate solutions clearly with stakeholders.

Technology Doesn't Change the World, People Do.

Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app and get 1-tap apply, notifications of AI-matched jobs, and much more.

All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use and Privacy Notice.
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: rhalfint
  • Position Id: 03600-0013434534
  • Posted 7 hours ago

Company Info

About Robert Half

As the world’s first and largest specialized talent solutions and business consulting firm, our mission is to positively change people's lives. As a Robert Half employee you’ll have opportunities to advance your career while helping candidates and businesses find the jobs and talent they need to succeed.

Robert Half is America’s top staffing agency, dedicated to helping talented people like you find rewarding temporary and full-time jobs with today’s leading companies. Our staffing experts work closely with local hiring managers and use AI-powered matching technology to find opportunities that match your skills and professional goals. With decades of experience in placing accounting, finance, administrative, technology, creative, marketing and legal professionals, we’ll help ensure your next career move is a successful one. 

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