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Senior Network Engineer
- Robert Half Technology (Houston, TX)
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Description
We’re seeking a highly skilled Senior Network Engineer with deep expertise in wireless technologies, F5 load balancing, and Palo Alto firewalls to join our global infrastructure team. This role is ideal for a technical leader who thrives in complex environments, understands the business impact of network performance, and is passionate about securing and optimizing enterprise networks.
You’ll be responsible for designing, implementing, and maintaining high-performance wireless networks, managing advanced F5 configurations, and enforcing robust security policies through Palo Alto platforms—all while collaborating with global IT teams to support mission-critical systems.
• Key Responsibilities
+ Design, deploy, and maintain enterprise-grade wireless networks using Aruba and Cisco Meraki, ensuring coverage, performance, and security
+ Manage and optimize F5 LTM/GTM environments, including traffic steering, SSL offloading, and application delivery
+ Implement and maintain Palo Alto firewalls, including policy creation, threat prevention, and access control
+ Monitor and troubleshoot network performance using tools like SolarWinds, ThousandEyes, and F5 Analytics
+ Ensure secure authentication via Cisco ISE (802.1x, RADIUS, TACACS) across wired and wireless infrastructure
+ Maintain proxy solutions such as Zscaler, McAfee, and Palo Alto GlobalProtect
+ Collaborate with global IT teams to address security concerns and implement new systems
+ Document network architecture, cabling layouts, and operational procedures
+ Participate in on-call rotation and support a Follow the Sun operational model
+ Support telephony systems including Audiocodes SBC and Microsoft Teams integration
+ Ensure compliance with regulatory and security standards across network infrastructure
Requirements
8–10 years of experience as a Network Engineer in a global enterprise environment
Bachelor of Science in Networking or related field
Strong expertise in wireless networking (Aruba, Cisco Meraki), including site surveys and performance tuning
Advanced experience with F5 LTM/GTM and F5 Silverline WAF
Proven track record managing Palo Alto firewalls and security policies
Familiarity with Cisco ISE authentication protocols
Experience with proxy solutions and remote access technologies
Cloud networking experience across Azure, AWS, and GCP
Automation skills using Python, Ansible, or scripting tools
F5 LTM certification is a plus
Excellent communication, documentation, and problem-solving skills
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 (https://www.roberthalf.com/us/en/mobile-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 (https://www.roberthalf.com/us/en/terms) .
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