Network Engineer

We are currently seeking a Network Engineer, to join our Network Practice; within one of our Financial Services clients working in an elite Operations Team. This is a hybrid position but you will be required to attend the office up to 3 days a week, based in the 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.

Exciting opportunity for a Network Engineer to take responsibility for maintaining and supporting complex Data Centre network environments, specifically built on Leaf & Spine topologies with VXLAN overlays using Cisco and Arista infrastructure.

What you'll be doing:

• Operate, support, and maintain network infrastructure in enterprise-grade Data Centres (Leaf-Spine topologies with VXLAN)
• Perform deep packet inspection and analysis using Wireshark and other network analysis tools
• Troubleshoot complex Layer 2 and Layer 3 network issues in real time
• Configure and manage Cisco and Arista network devices
• Operate and manage Fortigate and Palo Alto firewalls within the Data Centre environment
• Participate in network automation initiatives; write and maintain Python scripts for routine tasks and monitoring
• Support BGP and OSPF routing configurations and perform ongoing optimization and issue resolution
• Document network infrastructure, changes, and procedures

What you'll bring:

• CCNP or equivalent experience level
• Solid hands-on experience with Cisco and Arista Data Centre environments
• In-depth understanding of Leaf & Spine architectures and VXLAN
• Strong protocol knowledge and practical experience with BGP and OSPF
• Some Firewall experience (Fortigate and Palo Alto preferred)
• Ability to script in Python for basic automation tasks and data parsing
• Some understanding of infrastructure automation concepts (e.g., Ansible, Git desirable)

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 OpticoreIT 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, 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.