Senior Network Engineer

12-month rolling contract position supporting the Enterprise Core Delivery team by designing, implementing, and maintaining network solutions across MPLS, ACI, data center, wireless, VPN, and cellular technologies. Vendor platforms include Cisco, Semtech, and Digi. Initially focused on WAN engineering, MPLS services, and enterprise routing infrastructure.

Responsibilities

• Design, implement, and maintain enterprise network solutions across MPLS WAN, SD-WAN, Data Center, Wireless, VPN, Internet Edge, and Cellular network environments.
• Develop and maintain network architectures, standards, reference designs, implementation guides, configuration templates, and operational documentation.
• Engineer and support Cisco-based solutions including Catalyst, Nexus, ACI, SD-WAN, ISE, Secure Firewall, and cloud-connected network services.
• Design, deploy, and troubleshoot Cisco ACI fabrics, Nexus switching platforms, Nexus Dashboard, and multi-site/multi-pod data center architectures.
• Lead the technical design and implementation of MPLS, Segment Routing, BGP, OSPF, EVPN, VXLAN, QoS, and large-scale routing and switching environments.
• Design and support VPN, SD-WAN, SASE, and zero-trust access solutions.
• Procure, activate, and troubleshoot MPLS, Internet, Ethernet, cellular, and cloud connectivity services.
• Develop and maintain network automation using APIs, Python, Ansible, and infrastructure-as-code methodologies.
• Optimize QoS, traffic engineering, and application prioritization policies.
• Conduct security reviews, configuration audits, compliance validation, and quality control assessments.
• Maintain network diagrams, inventory, IP address management records, and configuration repositories.
• Create engineering work packages, implementation plans, migration procedures, and rollback documentation.
• Support infrastructure projects through design reviews, testing, implementation, and operational transition.
• Mentor junior engineers and contribute to standards, best practices, and continuous improvement initiatives.
• Participate in after-hours maintenance and provide escalation support for critical network incidents.

Requirements

• Bachelor’s degree from a four-year college or university plus a minimum of five years of experience in Information Technology or Computer Science with at least four years of design and support of Cisco Systems’ products.
• In lieu of a degree, a minimum of ten years of experience in Information Technology with at least five years of design and support of Cisco Systems’ products.

Qualifications

• Cisco Certifications: CCNA, CCDA, CCNP, CCDP
• Agile Certification: Kanban Management Professional, Scrum Master
• Experience with the following network hardware/software solutions:
  • Cisco routers, switches, wireless controllers, APs, phones, ASAs, ACS, ISE, DNA, ACI and OTV
  • Palo Alto firewalls and Panorama
• Advanced working experience with network technologies and protocols such as spanning tree, TCP/IP V4/V6, SIP, ARP, EIGRP, OSPF, BGP, DMVPN, Link Aggregation, 802.1Q trunking, HSRP/VRRP/GLBP, VSS/VSL, QoS, Multicast, 802.11a/b/g/n/ac, IPsec, RADIUS/TACACS+, Cisco ASRs/Cisco Nexus/Cisco IOS, HTTP/s, MPLS, IKEv2, IPv6, Route-maps, SNMP, ACL, Palo Alto Firewalls, Opengear Terminal Servers and Syslog
• Datacenter experience with technologies like ACI around design, implementation, & support
• Experience in leading key network projects, representing the organization and working closely with Product Owners, Operations, Business Units, Suppliers, and Peer Organizations
• Experience with designing communications solutions for SCADA systems
• Ability to design repeatable, reliable, and scalable solutions with fault tolerance, performance tuning, monitoring systems, statistics/metrics collection, and disaster recovery
• Experience with Python, shell scripts, RESTful APIs, EEM Scripting, JSON/XML, Ansible automation is a plus
• Experience navigating process-oriented workflows, understanding many different internal business partner requirements and building good working relationships

Schedule

Full-time, mid-senior level position.