About the Role
The Technical Security Specialist designs, implements, and supports enterprise networking and security solutions for clients. This role combines hands-on expertise across Cisco, Palo Alto, Fortinet, and F5 technologies with technical leadership, customer engagement, and ownership of complex deployments and escalations.
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Key Responsibilities:
- Design, implement, configure, and support enterprise network and security solutions across Cisco, Palo Alto, Fortinet, and F5 technologies.
- Lead installations, migrations, upgrades, and lifecycle management for LAN, WAN, SD-WAN, data center, internet edge, and security infrastructure.
- Configure and troubleshoot Cisco routing and switching, ACI and SD-WAN; Palo Alto and Fortinet firewalls; and F5 BIG-IP application delivery and security solutions.
- Work with clients onsite and remotely to gather requirements, resolve technical issues, and deliver solutions.
- Perform firewall policy reviews, security hardening, VPN and NAT configuration, health checks, and capacity planning.
- Investigate and resolve critical network, security, and application delivery incidents, coordinating vendor escalations where required.
- Produce high-level and low-level designs, implementation and migration plans, and operational documentation.
- Support high-availability and disaster recovery designs, ensuring solutions meet customer security and governance requirements.
- Mentor junior engineers, contribute to technical workshops and presales discussions, and act as the escalation point for assigned technologies.
To Thrive in This Role, You Need to Have:
- Strong knowledge of TCP/IP, routing and switching, including OSPF, BGP, EIGRP, MPLS, VRF, VXLAN, STP, HSRP/VRRP, and multicast.
- Hands-on experience with Cisco Catalyst, Nexus, ISR, ASR, wireless, DNA Center, ACI, and SD-WAN technologies.
- Advanced knowledge of next-generation firewalls, IPS/IDS, IPsec and SSL VPNs, network access control, secure web gateways, Zero Trust, web application firewalls, and DDoS protection.
- Experience configuring and troubleshooting Palo Alto PAN-OS, Fortinet FortiGate, FortiManager and FortiAnalyzer, and Cisco Firepower.
- Experience deploying and managing F5 BIG-IP LTM, GTM/DNS, APM, and ASM/WAF, including load balancing, SSL offloading, certificate management, and application traffic troubleshooting.
- Strong customer engagement, technical documentation, problem-solving, and communication skills, with the ability to lead workshops and mentor engineers.
Academic Qualifications and Certifications:
- Bachelor’s degree in Information Technology, Computer Science, Electronics, Telecommunications, or a related field.
- Mandatory: At least one professional-level certification from a major technology vendor.
- Preferred certifications: CCNP Enterprise, CCNP Security, CCIE Enterprise Infrastructure or Security; PCNSA or PCNSE; FCP or FCSS Network Security; F5 Certified BIG-IP Administrator, Technology Specialist, or Solution Expert.
- CISSP, CISM, CEH, Security+, and ITIL Foundation are advantageous.
Required Experience:
- 7–10+ years of hands-on experience in enterprise networking and network security.
- At least five years of implementation and operational experience with Cisco networking technologies.
- At least five years of experience managing Palo Alto NGFW environments and five years supporting Fortinet Security Fabric and FortiGate deployments.
- Three to five years of experience with F5 BIG-IP load balancers and WAF solutions.
- Proven delivery of complex network transformation, migration, and security projects, ideally within a large enterprise, government, telecom, financial services, managed services, or systems integration environment.
- Strong troubleshooting experience across routing and switching, firewalls, VPNs, SD-WAN, load balancers, and application delivery.
- Experience managing customer stakeholders and technical escalations, preparing implementation documentation, leading knowledge-transfer sessions, and mentoring engineers.
Workplace Type:
Hybrid Working
Equal Opportunity Employer
We are proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category.
