Network Security Engineer

Description:

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)

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