Senior Network Engineer

Job description

Job Details The Role The Network Engineer is responsible for the provisioning, installation, configuration, operation, and maintenance of network systems, hardware, software, and related infrastructure. This role requires more than 8 years of hands-on experience with advanced networking technologies, firewalls, switches, site-to-site connectivity, and cloud networking. The ideal candidate will bring deep expertise in routing, switching, BGP, Anycast, firewalls (Barracuda preferred), Cisco Nexus/Catalyst, Aruba, Ruckus, and Kubernetes networking (Cilium/Calico). The engineer must demonstrate strong troubleshooting skills, the ability to design and document detailed network diagrams, and the ownership mindset to ensure reliable and scalable network operations. Quick Take - ▪ Install, configure, upgrade, and maintain all network devices, including switches, routers, firewalls, and CNIs. ▪ Manage and support firewalls (Barracuda preferred), IDS/IPS, and perimeter security solutions. ▪ Configure and troubleshoot Cisco Nexus & Catalyst switches, Aruba and Ruckus switches/wireless environments. ▪ Architect and manage BGP routing, Anycast deployments, and dynamic routing strategies. ▪ Manage site-to-site VPNs, ISP relationships, and WAN connectivity to ensure resilient network performance. ▪ Monitor, diagnose, and resolve network and computer system issues including network switch connectivity issues. ▪ Provide hands-on expertise in Azure cloud networking (VNets, VPN gateways, firewalls, and hybrid connectivity). ▪ Implement and troubleshoot Kubernetes networking using CNIs such as Cilium or Calico. ▪ Troubleshoot performance issues with networks, and applications such as DNS, and https. ▪ Create and maintain detailed network documentation and topology diagrams. ▪ Troubleshoot critical network issues and provide on-call support, including weekends, for outages and escalations. ▪ Provide solutions to complex problems on the integration of various technologies. ▪ Get on troubleshooting calls at short notice and work with operations and OEMs to resolve. ▪ Design plans as well as lead initiatives for the optimization and restructuring of network architecture. ▪ Maintain an up-to-date knowledge of network administration and firmware integration. ▪ Monitor the environmental conditions of a data center to ensure they are optimum for servers, routers, and other devices. ▪ Lead initiatives for optimization, resiliency, and security hardening of network infrastructure. ▪ Collaborate with operations and OEM vendors to resolve complex network challenges. The Must-Haves - ▪ Strong expertise in routing and switching across enterprise and data center networks. ▪ Hands-on experience with firewalls (Barracuda preferred), ASA/FTD, and advanced perimeter security. ▪ Deep knowledge of Cisco Nexus & Catalyst switches, Aruba, and Ruckus networking. ▪ Practical experience with BGP and Anycast deployments. ▪ Experience with firewalls, Barracuda preferred. ▪ Experience of switching on network environment independent of the vendor. Cisco/Aruba/Rukus etc ▪ Hands-on experience with Kubernetes networking, including Container Network Interfaces (CNIs) such as Cilium or Calico. ▪ Understanding of Meraki Wifi access points along with Z/MX devices for VPN. ▪ Familiarity with Azure cloud networking (AWS/GCP a plus). ▪ Able to work with data teams across to rack/stack/provision and configure to run smooth operations. ▪ Strong troubleshooting and root cause analysis skills in complex network environments. ▪ Proficiency with monitoring tools such as SolarWinds, Grafana, and equivalent. ▪ Excellent communication skills, with the ability to interact across technical and non-technical teams. ▪ Ownership mindset with accountability for uptime and operational excellence. ▪ Bachelor’s Degree in Information Technology or equivalent practical experience. ▪ Cisco Certified – CCNP (preferred), CCNA minimum. ▪ Routing & Switching/IPS/IDS/ASA/FTD firewalls – 4-5 years. ▪ Practical exposure to containerized environments and CNIs like Cilium or Calico preferred. ▪ Experience designing and operating Anycast networks and configuring BGP in enterprise or data center environments preferred. ▪ Participation in at least 2 successful DR implementations and testing. Over the years, we’ve discovered that the most effective and successful associates at apexanalytix are people who have a specific combination of values, skills, and behaviors that we call “The apex Way”. Read more about The apex Way - Benefits At apexanalytix we know that our associates are the reason behind our successes. We truly value you as an associate and part of our professional family. Our goal is to offer the very best benefits possible to you and your loved ones. When it comes to benefits, whether for yourself or your family the most important aspect is choice. And we get that. apexanalytix offers competitive benefits for the countries that we serve, in addition to our BeWell@apex initiative that encourages employees’ growth in six key wellness areas: Emotional, Physical, Community, Financial, Social, and Intelligence. With resources such as a strong Mentor Program, Internal Training Portal, plus Education, Tuition, and Certification Assistance, we provide tools for our associates to grow and develop. About Us: At apexanalytix, we’re lifelong innovators! Since the date of our founding nearly four decades ago we’ve been consistently growing, profitable, and delivering the best procure-to-pay solutions to the world. We’re the perfect balance of established company and start-up. You will find a unique home here. And you’ll recognize the names of our clients. Most of them are on The Global 2000. They trust us to give them the latest in controls, audit and analytics software every day. Industry analysts consistently rank us as a top supplier management solution, and you’ll be helping build that reputation. Read more about apexanalytix -