Description We are looking for an experienced Network Engineer to support critical enterprise connectivity and infrastructure operations in Pennsylvania. This Long-term Contract opportunity is ideal for a detail-oriented individual who can strengthen network stability, safeguard perimeter security, and respond effectively to technical issues across a complex environment. The role focuses on hands-on administration, proactive performance improvement, and close coordination with internal teams to keep network services dependable and secure.

Responsibilities:

- Administer and optimize Cisco-based network infrastructure, including routers, switches, and related connectivity components across the enterprise environment.

- Manage firewall platforms such as Cisco ASA, Palo Alto, Fortinet, or comparable technologies to maintain secure and reliable network access.

- Investigate and resolve routing, switching, IP, and wireless network issues to minimize downtime and restore service efficiently.

- Review, interpret, and maintain network diagrams, topology records, and technical documentation to support operational accuracy.

- Track network performance, identify risks or inefficiencies, and implement enhancements that improve resilience, speed, and security.

- Contribute to infrastructure changes by supporting network upgrades, migrations, and other improvement initiatives with minimal disruption.

- Partner with cross-functional teams to sustain network availability, address operational needs, and support ongoing business requirements. Requirements - At least 5 years of experience in network engineering or network administration within enterprise environments.

- Strong hands-on expertise with Cisco networking technologies, including routing, switching, VLANs, and TCP/IP.

- Practical experience administering and troubleshooting firewalls, including Cisco ASA, Palo Alto, Fortinet, or similar platforms.

- Ability to work with network diagrams, technical schematics, and infrastructure documentation accurately and confidently.

- Experience supporting enterprise-scale network operations with a focus on reliability, performance, and security.

- Solid troubleshooting skills with the ability to diagnose connectivity problems across wired and wireless environments.

- Effective communication skills and the ability to collaborate with technical and non-technical 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.

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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.

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