Network Security Engineer

Network Security Engineer

Rate: up to £469 per day – Umbrella only

Duration: 6 months

Location: Knutsford with 3 days/week in office

Technical Skills & Competencies

AlgoSec & Security Policy Management

• Hands‑on experience administering and supporting the AlgoSec Security Management Suite, including:






• Firewall Analyzer




• FireFlow




• ObjectFlow




• AppViz







• Experience utilising AlgoSec to automate firewall policy management, risk analysis, access recertification, change governance, and compliance reporting.




• Strong understanding of application connectivity mapping, traffic flow analysis, and security policy optimisation.

Firewall & Network Security Technologies

• Extensive experience managing large-scale, multi-vendor firewall environments, including:






• Palo Alto Networks




• Fortinet




• Cisco ASA / Firepower




• Check Point







• Strong understanding of firewall architecture, policy administration, NAT, VPN technologies, segmentation, and micro‑segmentation.




• Experience performing firewall rule reviews, recertification exercises, policy optimisation, and risk reduction initiatives.

Network Security Operations

• Strong operational experience supporting enterprise network security environments.




• Experience managing security incidents, firewall requests, policy exceptions, and operational support within regulated organisations.




• Understanding of firewall compliance management, governance processes, audit requirements, and regulatory controls.




• Experience working within ITIL‑aligned Incident, Problem, Change, and Service Management frameworks.




• Knowledge of network access controls, intrusion prevention systems (IPS), intrusion detection systems (IDS), DDoS protection, and secure web gateway technologies.

Security Automation & Engineering

• Experience automating network security processes, including:






• Firewall rule lifecycle management




• Policy validation




• Compliance reporting




• Security control enforcement




• Operational workflows







• Proficiency in PowerShell, Python, Bash, and API‑based integrations to support automation objectives.




• Experience with automation platforms and configuration management tools such as Ansible, Terraform, Chef, or equivalent solutions.

Additional Desirable Skills & Experience

• Experience implementing enterprise firewall governance programmes using AlgoSec or equivalent policy management platforms.




• Experience with Zero Trust Network Architecture (ZTNA), SASE, and Security Service Edge (SSE) technologies.




• Experience within large‑scale financial services, banking, or other highly regulated environments.




• Knowledge of regulatory frameworks including PCI‑DSS, ISO27001, NIST Cyber Security Framework, CIS Controls, and relevant financial industry regulations.




• Experience supporting network security transformation, cloud migration, and hybrid networking programmes.




• Familiarity with software‑defined networking (SDN), network segmentation strategies, and modern secure connectivity solutions.

Professional Certifications (Desired)

• CISSP (Certified Information Systems Security Professional)




• CCNP Security / CCIE Security




• Palo Alto PCNSE




• Check Point CCSA / CCSE




• Azure Security Engineer Associate (AZ-500)




• AWS Security Specialty




• Certified Cloud Security Professional (CCSP)




• GIAC Security Certifications (GCIA, GCIH, GMON or equivalent)

If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup website

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