Senior Network Security Engineer

Penta Consulting are a technology service provider and leading outsourced partner helping to deliver professional and managed solutions across EMEA.

We’re looking for a highly skilled Security Engineer to join our team supporting complex enterprise network environments. If you thrive in large-scale infrastructure, enjoy solving L3–L4 challenges, and have hands-on experience with Cisco platforms and security tools—this role is for you.

What You’ll Be Doing:

• Provide daily support for network and security operations
• Perform upgrades on firewalls, core switches, PE/CE switches
• Support design and implementation of new projects and integrations
• Troubleshoot and resolve L3 to L4 issues
• Collaborate with TAC and Business Units for escalations and solutions
• Create reports: vulnerability assessments, syslog analysis, EOL tracking, health checks
• Support tools like AFM, CSPC, BCS
• Integrate SST with ZIA and support ongoing network projects
• Develop best practice configurations for:
• N7Ks, 3800/9300/3700 access switches
• IE4Ks, IE5Ks industrial switches
• Document HLDs, LLDs, network diagrams, traffic flows
• Assist with BOQs, project plans, and technical documentation

Platforms You’ll Work With:

• Cisco ISE, FTD firewall clusters
• MPLS with L3 VPNs, Multicast MVPNS
• ASR routers as BGP Route Reflectors
• Cisco Prime Infra, DCNM, CSPC, AFM
• FabricPath for DC/MCR extension
• FEX switches, PIDS with IE5Ks and ring technology