We are looking for an experienced Senior Network Engineer to join a core infrastructure team supporting a complex enterprise environment in Pennsylvania. This contract-to-permanent position is ideal for someone who enjoys building resilient network solutions across both cloud and on-premises platforms while taking an active role in day-to-day operational excellence. The role offers the opportunity to strengthen network performance, guide infrastructure improvements, and collaborate with technical teams on reliable, secure connectivity across multiple sites.<br><br>Responsibilities:<br>• Architect, deploy, and support enterprise network solutions that emphasize security, scalability, and consistent availability across distributed locations.<br>• Resolve advanced network and infrastructure incidents by performing deep technical analysis and restoring service in a high-uptime environment.<br>• Administer and optimize routing, switching, SD-WAN, and multi-vendor connectivity platforms to maintain strong network performance.<br>• Drive infrastructure initiatives such as hardware refreshes, platform enhancements, and long-term capacity planning efforts.<br>• Develop and strengthen disaster recovery and high-availability strategies to improve business continuity across critical systems.<br>• Oversee network monitoring, incident response, and technical documentation to ensure operational visibility and accurate support records.<br>• Partner with vendors, internal stakeholders, and leadership teams to align network architecture with business and technology goals.<br>• Provide guidance to less experienced team members, share technical knowledge, and contribute to overall team capability development.