At a Glance
- Tasks: Join an elite team to enhance network security and manage exciting projects.
- Company: Opticore IT, a rapidly growing consultancy in diverse sectors.
- Benefits: Competitive pay, flexible working, and opportunities for career growth.
- Other info: Diverse and inclusive workplace committed to equal opportunities.
- Why this job: Make a real impact in network security while working with top technologies.
- Qualifications: Hands-on experience with firewalls and strong understanding of network security principles.
The predicted salary is between 50000 - 65000 £ per year.
We are currently seeking a Network Security Engineer to join our Network Practice within one of our Financial Services clients working in an elite Operations Team. This is an initial 6 month contract opportunity Inside IR35 with the prospect of extension. You will be required to be on site 3 days a week, based in Central London.
Opticore IT is a rapidly expanding specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within challenging and exciting environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications and more.
This is an exciting opportunity to join an elite Operations team focusing on BAU operational support with a strong emphasis on network security technologies, particularly firewalls.
What you'll be doing:
- Working with multiple internal customers to deliver projects.
- Delivering on large and interesting projects spread across firewalls, proxy, web security & load balancers.
- Manage and resolve tickets from the ITSM system, ensuring timely updates and completion in line with SLAs.
- Implement and maintain firewall rules across Fortigate, Check Point, and Palo Alto firewalls.
- Perform firewall software upgrades, configuration backups, and post-upgrade validation.
- Work as part of the Network Operations Team to deliver BAU support and operational excellence, 1 week in 4 working on tier 3 tickets.
- Support network security policy enforcement and ensure compliance with security standards.
- Collaborate with other teams to troubleshoot connectivity or access issues related to firewall configurations or security controls.
- Maintain accurate configuration and change documentation for all managed devices.
What you'll bring:
- Strong hands-on experience with enterprise firewalls — particularly Fortigate, Check Point, and Palo Alto.
- Experience with L7 traffic inspection.
- Experience with Web Proxies (any vendor).
- Good understanding of network security principles and firewall rule management.
- Experience working within an ITSM ticketing environment, handling incidents and service requests through to resolution.
- Familiarity with TACACS and Cisco ISE for authentication and access control.
- Good Routing & Switching knowledge (Layer 2/3 fundamentals, VLANs, routing protocols, etc.).
Diversity:
At Opticore IT we embrace diversity and are committed to equal opportunities. We actively recruit for an inclusive and diverse workforce and as such, want to ensure we do everything we can to support your application. We want you to feel empowered to let us know if you require any adjustments to be made with your application or interview process so please speak to our recruitment team.
London Network Security Engineer: Firewalls & BAU employer: OpticoreIT
Opticore IT is an excellent employer for those seeking a dynamic and rewarding career in the heart of London. With a strong focus on employee growth, competitive salaries, and a supportive work culture, we empower our team members to excel in their roles while enjoying 23 days of holiday and comprehensive healthcare benefits. Join us to be part of a forward-thinking company that values innovation and personal development.
StudySmarter Expert Advice🤫
We think this is how you could land London Network Security Engineer: Firewalls & BAU
✨Tip Number 1
Network with industry professionals! Attend meetups, webinars, or conferences related to network security. This is 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 experiment with firewalls like Fortigate or Palo Alto. Share your projects on platforms like LinkedIn to catch the eye of recruiters.
✨Tip Number 3
Prepare for interviews by brushing up on common technical questions related to network security. Practice explaining your past experiences with firewalls and incident management clearly and confidently.
✨Tip Number 4
Don’t forget to apply through our website! We have a range of exciting opportunities, and applying directly can sometimes give you an edge. Plus, it’s super easy to keep track of your applications!
We think you need these skills to ace London Network Security Engineer: Firewalls & BAU
Some tips for your application 🫡
Tailor Your CV:Make sure your CV speaks directly to the job description. Highlight your experience with firewalls, especially Fortigate, Check Point, and Palo Alto. We want to see how your skills match what we're looking for!
Show Your Problem-Solving Skills:In your application, share examples of how you've tackled network security issues in the past. We love seeing candidates who can think on their feet and resolve tickets efficiently!
Be Clear and Concise:When writing your cover letter or any additional information, keep it straightforward. We appreciate clarity and want to quickly understand your qualifications and enthusiasm for the role.
Apply Through Our Website:Don't forget to submit your application through our website! It’s the best way for us to receive your details and ensures you’re considered for this exciting opportunity.
How to prepare for a job interview at OpticoreIT
✨Know Your Firewalls
Make sure you brush up on your knowledge of Fortigate, Check Point, and Palo Alto firewalls. Be ready to discuss your hands-on experience with these technologies, as well as any specific projects you've worked on that involved them.
✨Understand the Role
Familiarise yourself with the key responsibilities outlined in the job description. Be prepared to talk about how you've managed ITSM tickets, delivered BAU support, and enforced network security policies in previous roles.
✨Showcase Your Problem-Solving Skills
Think of examples where you've successfully resolved connectivity or access issues related to firewall configurations. Highlight your troubleshooting process and how you collaborated with other teams to achieve results.
✨Prepare Questions
Have a few thoughtful questions ready for your interviewers. This could be about their current projects, team dynamics, or how they measure success in the role. It shows you're genuinely interested and engaged!
