Network Engineer

Description We are looking for a Network Engineer to support and enhance enterprise network operations in Virginia. This is a Contract position suited for a detail-oriented candidate who can manage routing, firewall administration, and switching technologies across a complex environment. The ideal candidate will bring strong hands-on expertise with Cisco infrastructure, Palo Alto security platforms, and Aruba networking tools while helping maintain reliable and secure connectivity.

Responsibilities:

Administer and optimize network infrastructure built on Cisco routing technologies to ensure stable and efficient connectivity. Manage Palo Alto firewall environments, including policy updates, security rule administration, and ongoing performance tuning. Support cloud-based firewall oversight and operational visibility through Strata Cloud Manager. Configure and maintain Aruba switching solutions while promoting consistent performance across the network environment. Use Aruba Central to monitor devices, troubleshoot issues, and improve centralized network management. Implement and support Border Gateway Protocol configurations to maintain resilient external and internal routing paths. Maintain and troubleshoot Cisco ASA security appliances as part of the broader network security framework. Investigate network incidents, identify root causes, and deliver timely resolutions to minimize service disruption. Requirements Proven experience working as a Network Engineer in enterprise or large-scale infrastructure environments. Strong hands-on knowledge of Cisco routers and core networking concepts. Practical experience administering Palo Alto firewalls in a production setting. Familiarity with Strata Cloud Manager for firewall visibility and management. Experience with Aruba switching platforms and Aruba Central. Working knowledge of Border Gateway Protocol (BGP) and route management principles. Background supporting Cisco ASA devices and network security operations. 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.