Network Security Engineer – Cisco & Fortinet Specialist

Network Security Engineer – Cisco & Fortinet Specialist

Location:Worcestershire

The Company

A leading professional services team is seeking a Network Security Engineer to enhance and protect critical network infrastructure. This role offers the chance to work with cutting-edge Cisco and Fortinet technologies, supporting both internal security initiatives and customer environments.

Working closely with the CISO and CTO, you will play a key role in managing, monitoring, and optimising network security systems, ensuring robust protection against evolving threats. If you have deep expertise in firewall technologies, network security operations, and threat management within Cisco and Fortinet environments, this is an exciting opportunity to take your career to the next level.

Role & Responsibilities

• Network Security Operations – Configure, manage, and optimize Cisco (ASA, Firepower, ISE) and Fortinet (FortiGate, FortiAnalyzer, FortiManager) security appliances.
• Threat Monitoring & Incident Response – Investigate security events, fine-tune alerts, and respond to threats using SIEM, MDR, and XDR tools.
• Firewall & VPN Administration – Implement, maintain, and troubleshoot secure network infrastructure including Cisco AnyConnect and Fortinet VPN solutions.
• Incident Management – Detect, analyze, and remediate security incidents affecting IT and Operational Technology (OT) environments.
• Vulnerability Management – Conduct regular security assessments, apply patches, and ensure compliance with best practices.
• Security Compliance & Governance – Align security operations with regulations such as GDPR, NIS2, and ISO 27001.
• Security Policy Implementation – Collaborate with the CISO to develop and enforce internal security policies.

Skills & Experience

• 3+ years’ experience in network security or cybersecurity roles.
• Strong expertise in Cisco and Fortinet security solutions – Cisco Firepower, ASA, ISE, AnyConnect, FortiGate, FortiAnalyzer, and FortiManager.
• Hands-on experience with SIEM, EDR/MDR, IDS/IPS, and firewall rule management.
• Incident response and triage skills – ability to assess and prioritize security incidents.
• Strong knowledge of network protocols, threat analysis, and access controls.
• Certifications such as CCNP Security, NSE 4+ (Fortinet), or equivalent.
• Excellent communication skills and ability to engage with both internal teams and customers.

Additional Skills (Desirable but not essential):

• Experience with OT security (SCADA, ICS, industrial networking).
• Hands-on expertise in endpoint protection, WAF, content filtering, and SIEM tuning.
• Scripting/Automation (Python, PowerShell) for security operations.
• Penetration testing skills or OSCP, CEH certifications.

Company Benefits

• Work with cutting-edge Cisco and Fortinet security technologies in IT and OT environments.
• Career growth opportunities in a fast-evolving security landscape.
• Collaborate with top cybersecurity professionals and industry experts.
• Competitive salary, training, and professional development support.

Seniority level:Mid-Senior level

Employment type:Full-time

Job function:Information Technology

Industries:IT Services and IT Consulting

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