Proxy Specialist
Driving a critical migration project from Bluecoat to FortiProxy for a large FS client in central London!
We usually respond within three days
Opticore IT are currently searching for a highly skilled Proxy Specialist with extensive experience in delivering proxy migration projects, particularly from Bluecoat (Symantec) to other Next Generation Proxy solutions to support our Financial Services client. You will lead and support the transition from Bluecoat proxy infrastructure to a new FortiProxy (Web Secure Gateway), ensuring a seamless, secure, and effective migration.
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.
You'll join our excellent team, based in the London area, on an initial 6-month contract, inside IR35, with scope to extend. Requiring 3 days a week in our client's HQ in the Central London area.
What you'll be doing:
- Design, implement, and test the new proxy solution, ensuring business continuity and minimal disruption.
- Work closely with stakeholders to define migration strategy, timelines, and requirements.
- Develop detailed migration plans, risk assessments, and contingency measures.
- Provide hands-on technical expertise in configuration, troubleshooting, and optimisation of proxy infrastructure.
- Collaborate with internal IT, security, and network teams to ensure integration with existing systems (firewalls, VPNs, etc.).
- Conduct testing, validation, and tuning of the new proxy solution to ensure it meets performance, security, and compliance standards.
- Develop and maintain comprehensive technical documentation for the migration process and new proxy solution.
- Provide support for any post-migration issues, ensuring timely resolution.
- Train and hand over operations to the internal network/security team once the migration is complete.
What you'll bring:
- Proven experience in proxy migration projects, from Bluecoat to other proxy solutions
- Strong understanding of Bluecoat proxies
- Understanding of Bluecoat Experience with translating BlueCoat configurations to other vendor proxies.
- Strong background in network security, including web filtering, SSL inspection, and data loss prevention (DLP).
- Expertise in proxy server deployment best practices and optimising performance.
- Experience with policy creation and migration (URL filtering, access control, etc.).
- Knowledge of SSL decryption and inspection on proxy appliances.
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, we 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
- Contract
- Job Type
- Hybrid

Colleagues
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.