Sr. Network Engineer

Genesys empowers organizations of all sizes to improve loyalty and business outcomes by creating the best experiences for their customers and employees. Through Genesys Cloud, the AI-powered Experience Orchestration platform, organizations can accelerate growth by delivering empathetic, personalized experiences at scale to drive customer loyalty, workforce engagement, efficiency and operational improvements.

We employ more than 6,000 people across the globe who embrace empathy and cultivate collaboration to succeed. And, while we offer great benefits and perks like larger tech companies, our employees have the independence to make a larger impact on the company and take ownership of their work. Join the team and create the future of customer experience together.
** Senior Network Engineer
**** Role Summary
** As a Senior Network Engineer, you will design, implement, and operate a large-scale Cisco-based global enterprise network across campus, WAN, SD-WAN, wireless, and cloud environments. You’ll lead complex initiatives, ensure production stability, and drive continuous improvement aligned with global architecture standards.

This senior-level role requires strong technical depth, sound judgment, and operational ownership. You will mentor engineers, collaborate cross-functionally, and partner with Staff/Principal engineers to evolve the network.

This role is remote within the UK and supports a globally distributed environment. Strong professional English is required for daily collaboration across North America, EMEA, and APAC.
** Key Responsibilities
**** WAN, Routing, Switching & Wireless
*** Design and operate Cisco SD-WAN architectures (control/data/management planes)
* Implement segmentation (VPNs/VRFs), application-aware routing, and DIA strategies
* Lead WAN-to-SD-WAN migrations
* Design, implement, and troubleshoot:  +
** BGP (eBGP/iBGP):
** redistribution, filtering, route-maps, path selection  +
** OSPF:
** multi-area, summarization, LSA optimization  +
** EIGRP** (legacy environments)
* Implement high availability: HSRP/VRRP, ECMP, IP SLA, WAN failover
* Design and operate Cisco Catalyst 9800 WLCs
* Optimize RF, RRM, and roaming performance; troubleshoot high-density environments
* Implement secure wireless (ISE, 802.1X) and support site surveys
** Campus & Switching
*** Design and operate Cisco Catalyst 9000 (9300/9400/9500)
* Implement L2/L3 features: VLAN/SVI, LACP, Rapid-PVST/MST, storm control
* Perform deep packet-path analysis across network layers
** Automation, Observability & Cloud (AWS)
*** Develop automation using
** Ansible and/or Python
*** Integrate with Cisco APIs (RESTCONF, NETCONF, SD-WAN APIs)
* Use Catalyst Center (DNAC) for provisioning and assurance
* Leverage telemetry (Net Flow, SNMP, streaming) for visibility
* Partner with Cloud Engineering on hybrid AWS connectivity
* Design HA routing between on-prem, SD-WAN, and AWS (BGP, failover)
* Support WAN transformation and cloud integration initiatives
* Correlate data across platforms to identify systemic issues
* Use SD-WAN, Catalyst Center, and firewall analytics for proactive monitoring
* Validate AI-driven insights using packet-level analysis
* Reduce MTTD/MTTR via telemetry and intelligent monitoring
* Drive adoption of AIOps and improve alerting/observability standards
* Automate repetitive operational tasks aligned with Dev Ops workflows
** Security, Identity & Access
*** Operate Cisco Firepower NGFW (FMC-managed)
* Troubleshoot ACLs, NAT, IPS, VPNs, and HA configurations
* Analyze packet captures for routing/policy issues
* Design and support
** 802.1X (wired/wireless)
** with Cisco ISE:  + Policy sets, profiling, TACACS+, dynamic VLANs
* Partner with Security teams on Zero Trust enforcement
** Collaboration & Operations
*** Work across global teams and time zones
* Participate in design, incident, and operational reviews
* Maintain accurate documentation
* Participate in on-call rotations
* Demonstrate ownership, accountability, and continuous learning
** Required Qualifications
*** 6–8 years enterprise network engineering experience
* ** CCNP certification (required)
*** Advanced Cisco networking expertise
* Strong BGP and OSPF design/troubleshooting…