Senior Network Security Engineer
This role is critical for designing, implementing, managing, and optimising our organization's complex network infrastructure, ensuring its stability, security, and scalability.
We usually respond within three days
Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications and more.
Opticore IT is currently searching for a Senior Network Security Engineer to join one of our Financial Services clients for designing, implementing, managing and optimising their complex Network and Security Infrastructure.
This opportunity is a hybrid position with the need to visit the client site 2 days a week.
What you'll be doing:
- Configuration of on-prem and cloud WAFs
- Implement DLP
- Implement / adjust DDoS Services
- Network automation and infrastructure as code to help drive forward automation in the firewall infrastructure
- Using tools like Terraform, Ansible and Git.
What you'll bring:
- Work with firewalls (Palo Alto, Fortinet, Juniper),
- Implement DLP
- Implement / adjust DDoS Services
- Good with knowledge of network automations and infrastructure as code
- Terraform, Ansible and Git
What you’ll gain:
Here at OpticoreIT we believe in investing in our team as we understand that we are only as great as our engineers, so learning and development is a big deal for us. Whether you’re going for a CCNP, CCIE, Hashicorp, Python, Cloud Technology or anything in between Opticore IT has your back with all our training, labs, courses, and shared knowledge and the most important part it’s all free! On top of that, we also give you:
- Competitive Salary & discretionary bonus
- 23 days holiday + bank holidays
- Private healthcare & dental
- Pension
- EV car, workplace nursery, tech, and cycle-to-work salary sacrifice schemes
- Team & Company Social events
- EMI share scheme
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.
- Department
- Networks
- Role
- Senior Network Engineer
- Locations
- London
- Employment type
- Full-time
- Job Type
- Hybrid

About OpticoreIT
We offer best-in-class IT network solutions to keep organisations connected to their customers and clients, keep their data secure and, keep them ahead of the curve.
We pride ourselves on our people and the practical value we add in the development and deployment of technology.
Senior Network Security Engineer
This role is critical for designing, implementing, managing, and optimising our organization's complex network infrastructure, ensuring its stability, security, and scalability.
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