Senior Network & Security Engineer

We are seeking a highly skilled and motivated Senior Network & Security Engineer to join our Network Operations and Engineering team. The ideal candidate will play a key role in implementing and maintaining enterprise network infrastructure. The role involves working collaboratively with cross-functional teams to ensure the reliability, scalability, and security of the network. Key Responsibilities: • Be part of a team responsible for Network Engineering, Operations & Deployment, supporting enterprise data centre, office, remote and public cloud network environments. • This is a technical hands-on role within the Network Services team as a Senior Network & Security Engineer. • Lead network deployment projects, ensuring timely and successful implementation of network solutions. • Work closely with vendors and third-party providers for solution architecture, equipment procurement and installation. • Provide Tier-3 support for network and security-related issues and participate in a rotating Network Operations on-call schedule, including weekends, supporting a multi-vendor enterprise network. • Create, maintain and review High Level Design, Low Level Design and operational practices across the teams. • Drive network operations and day-to-day task efficiencies through automation. • Experience in deploying and working with AI tools applied to network operations, including AIOps platforms, AI-assisted troubleshooting and anomaly detection. • Experience in deploying and configuring AI integration solutions that enable large language models to interact with and query network infrastructure and operational data is highly desirable. Preferred Qualifications • A bachelor's degree and 8–14 years of experience in core network technologies, including enterprise networking, firewalls, load balancing and web application security. • Demonstrated experience in leading and managing complex network data centre or public cloud migration projects. • Proven ability to implement and oversee large-scale network deployments. • One or more of the following certifications: CCIE, CCNP, PCNSE, CCSE, AWS Certified Advanced Networking – Specialty or equivalent. • Strong fundamental knowledge in LAN, WAN and network security technologies and products. • Excellent project and vendor management skills. • Excellent written and verbal communication skills with demonstrated ability to influence and communicate effectively with non-technical audiences and senior management. Mandatory Skillsets • Expertise in enterprise network infrastructure and Cisco ACI deployments. • Expertise in application delivery network technologies, including load balancers and WAF solutions. • Expertise in managing enterprise firewalls and intrusion prevention systems. Good-to-Have Skillsets • Experience with proxy and CDN technologies. • Experience managing IPAM, DNS and DHCP solutions. • Experience managing network micro-segmentation and network security solutions. • Experience managing enterprise voice and communication infrastructure. • Experience with network monitoring and management platforms. • Experience performing deep packet capture analysis using Wireshark or similar products. • Experience in network automation using Ansible and Terraform. • Experience managing network access control, identity-based network security and firewall policy management solutions.