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- Tasks: Design and implement top-notch security solutions for enterprise networks.
- Company: Join a leading tech firm focused on network security innovation.
- Benefits: Competitive salary, flexible work options, and opportunities for professional growth.
- Why this job: Be at the forefront of network security and make a real difference.
- Qualifications: 6-10 years in network security with expertise in Cisco and Check Point technologies.
- Other info: Collaborative environment with chances to mentor and lead projects.
The predicted salary is between 36000 - 60000 ÂŁ per year.
We are seeking a highly skilled L4 Network Security Engineer with deep expertise in Cisco security technologies, Check Point firewalls, and F5 APM. The ideal candidate will be responsible for designing, implementing, optimizing, and troubleshooting enterprise security solutions across multi‑site and data centre environments. This role requires hands‑on experience in platform installations, and decommissioning activities, along with strong troubleshooting and cross‑team collaboration skills.
Key Responsibilities
- Security Infrastructure Operations & Engineering
- Manage, configure, and troubleshoot Cisco ISE (TACACS+, RADIUS, Dot1X, CoA, profiling).
- Administer and support Cisco ASA/FTD firewalls including ACLs, NAT, VPN, failover, clustering, and upgrades.
- Manage Check Point firewalls (R80.x) – policy management, clustering, VPN, logging, and health checks.
- Handle F5 APM for remote access VPN, SSO, authentication policies, and application access.
- Support data centre network security architecture (firewalls, segmentation, VRF, routing, switching security).
- Implementation, Installations & Decommissioning
- Perform installation, configuration, and deployment of security devices (ASA/FTD, Check Point, ISE nodes, F5 APM).
- Lead hardware refresh, firewall replacement, and migration projects.
- Execute device decommissioning, ensuring proper cleanup of configs, rule removal, rack removal, and documentation.
- Conduct cutover activities, change execution, and post‑implementation validation.
- Project & Architecture Support
- Participate in designing secure network architectures for enterprise and data centre environments.
- Work with cross‑functional teams to review network and security requirements.
- Create and maintain HLDs/LLDs, network diagrams, migration plans, and SOPs.
- Security Operations & Troubleshooting
- Act as L4 SME for escalations related to network security issues.
- Troubleshoot identity/authentication failures, VPN issues, firewall packet drops, routing conflicts.
- Perform root‑cause analysis (RCA), remediation plans, and long‑term fixes.
- Monitor system health, logs, and alerts across multiple platforms.
- Governance, Compliance & Best Practices
- Ensure compliance with security standards (ISO 27001, NIST, PCI‑DSS, CIS benchmarks).
- Conduct periodic rule/policy optimization, cleanup, and audits.
- Maintain device firmware/software to secure and supported versions.
- Document operational procedures and provide knowledge transfer to L1/L2 teams.
Required Skills & Experience
- Technical Skills
- Expertise in Cisco ISE – authentication policies, authorization profiles, profiling, certificates, device onboarding.
- Proficiency with Cisco ASA/FTD – VPN, NAT, ACL, clustering, routing, packet tracer, Firepower Management Center (FMC).
- Experience with Check Point R80.x – SmartConsole, VPN, IPS, rule optimization, HA/cluster.
- Knowledge of F5 APM – access policy creation, VPN configuration, SAML/OAuth integration.
- Strong grasp of Cisco Switching/Routing in DC environments (Nexus 5k/7k/9k, VLANs, VPC, OSPF/BGP basics).
- Familiarity with packet capture tools: Wireshark, tcpdump.
- Knowledge of cloud networking (AWS/Azure) is a plus.
- Automation/Scripting knowledge (Python, Ansible) preferred but not mandatory.
- Experience
- 6‑10+ years of strong experience in enterprise network security.
- Experience working in large, distributed, high‑availability environments.
- Proven track record of leading install, upgrade, migration, and decommission projects.
- Experience in handling major incidents and RCA documentation.
- Soft Skills
- Excellent communication and documentation skills.
- Strong analytical and troubleshooting capability.
- Ability to lead changes independently and collaborate with global teams.
- Ability to mentor junior engineers.
Benefits information would be provided here if included in the original description.
Network Engineer employer: W3Global
Contact Detail:
W3Global Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Network Engineer
✨Tip Number 1
Network with industry professionals! Attend meetups, webinars, or conferences related to network security. It’s a great way to make connections and learn about job openings that might not be advertised.
✨Tip Number 2
Show off your skills in practical ways! Consider setting up a home lab to demonstrate your expertise with Cisco ISE, Check Point firewalls, or F5 APM. This hands-on experience can really impress potential employers.
✨Tip Number 3
Don’t just apply for jobs; tailor your approach! When you find a role that excites you, customise your pitch to highlight how your experience aligns with their needs. We want to see how you can solve their specific challenges.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take the initiative to connect directly with us.
We think you need these skills to ace Network Engineer
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Network Engineer role. Highlight your experience with Cisco security technologies, Check Point firewalls, and F5 APM. We want to see how your skills match up with what we're looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're the perfect fit for this position. Share specific examples of your past projects and how they relate to the responsibilities listed in the job description.
Show Off Your Troubleshooting Skills: Since troubleshooting is key in this role, make sure to include examples of how you've tackled complex network security issues in the past. We love seeing candidates who can think critically and solve problems effectively!
Apply Through Our Website: Don't forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it makes the whole process smoother for everyone involved.
How to prepare for a job interview at W3Global
✨Know Your Tech Inside Out
Make sure you brush up on your knowledge of Cisco security technologies, Check Point firewalls, and F5 APM. Be ready to discuss specific configurations and troubleshooting scenarios you've encountered in the past. This will show that you not only understand the theory but also have practical experience.
✨Prepare for Scenario-Based Questions
Expect questions that ask you to solve real-world problems, like troubleshooting a VPN issue or optimising firewall rules. Think through your past experiences and be ready to explain your thought process and the steps you took to resolve issues. This will demonstrate your analytical skills and hands-on expertise.
✨Showcase Your Collaboration Skills
Since this role involves working with cross-functional teams, be prepared to share examples of how you've successfully collaborated with others in previous projects. Highlight any instances where you led a team or mentored junior engineers, as this will illustrate your leadership capabilities.
✨Understand Compliance Standards
Familiarise yourself with security standards like ISO 27001, NIST, and PCI-DSS. Be ready to discuss how you've ensured compliance in your previous roles, as this is crucial for the position. Showing that you can maintain security best practices will set you apart from other candidates.
