We are looking for a Network Engineer to join a contract opportunity in Pennsylvania. In this role, you will contribute to the design, support, and optimization of enterprise network, voice, and collaboration systems within a Cisco-centered environment. The position requires a hands-on, detail-oriented individual who can strengthen reliability, performance, and security while partnering with internal teams to deliver stable communication services.
Responsibilities:
- Oversee the daily operation and ongoing improvement of Cisco network infrastructure, including switching, routing, VLAN segmentation, spanning tree, and access layer connectivity.
- Configure and support enterprise voice platforms by administering Cisco Unified Communications systems, call routing components, and related telephony services.
- Maintain cloud-based collaboration tools such as Webex and Microsoft Teams, including account setup, dial plan coordination, and interoperability with on-premises environments.
- Administer emergency calling solutions and verify that voice services align with applicable E911 requirements across company locations.
- Develop, document, and carry out disaster recovery and failover exercises for network and voice platforms, capturing outcomes and validating recovery readiness.
- Apply and tune quality of service settings to preserve call clarity and prioritize real-time traffic throughout the communications environment.
- Investigate and resolve call quality problems, service interruptions, and network-related voice issues using a disciplined troubleshooting approach.
- Support structured change management processes by preparing documentation, implementing approved updates, and completing post-change review activities.
- Partner with security, compliance, vendors, and cross-functional technology teams to ensure infrastructure meets operational standards and regulatory expectations.
- Keep technical records current, including network diagrams, voice configurations, dial plans, and support procedures.
- At least 5 years of practical experience in network engineering with strong hands-on work in Cisco routing and switching environments.
- At least 3 years of experience supporting enterprise voice, unified communications, or collaboration technologies, ideally within Cisco-based platforms.
- Advanced knowledge of Cisco Unified Communications Manager, including administration, dial plan management, device configuration, calling search spaces, and upgrades.
- Proven experience with Cisco voice gateway and trunking configuration, including dial peer design, codec considerations, and carrier connectivity.
- Familiarity with Webex Cloud services, such as Webex Calling or Webex Meetings, with exposure to hybrid or cloud deployment models preferred.
- Working understanding of E911 concepts and compliance obligations related to enterprise telephony.
- Experience planning and executing disaster recovery or failover testing for voice systems, with strong documentation practices.
- Solid grasp of QoS methods for voice traffic, including packet marking, shaping, and queuing, along with awareness of security and compliance standards affecting network infrastructure.