Networking Specialist

Location: Battersea & Hybrid

Start Date: ASAP

Reports to: Head of Operations

Hours of work: Full Time 3-6 month contract

Experience: 10 years

Language: English (Required)

The Role

Are you a networking genius with 10 years of experience supporting and enhancing networks and infrastructure?

If you can show us you're bang up to date and hungry for a new challenge in our new data centre get ready to support us with this exciting project and help develop a high performance network.

You will be able to forge new relationships quickly and win the trust and respect of the team. You’ll work hand-in-hand with these internal teams to design, build, optimise and initially maintain robust and secure networking systems, supporting our core business services.

This is your chance to step into a role where strategy meets action, where your impact is seen (and felt) across the business. You won't just be networking — you’ll be influencing, collaborating, and elevating the entire customer journey.

The Responsibilities

• Design, deploy and maintain datacentre networking infrastructure, including layer 2 and layer 3 topologies.
• Manage and optimize MPLS and VPLS networks, including configuring edge and core routers.
• Provision and manage cross-connects between infrastructure providers and peering partners.
• Configure and administer firewalls, including rules, VPNs, HA, and traffic shaping.
• Manage enterprise switching environments, specifically:
• Mellanox switches for high-throughput and low-latency workloads.
• Meraki switches for cloud-managed network segments.
• Collaborate with systems and platform teams to support scalable and fault-tolerant deployments.
• Ensure high levels of network security, redundancy, and compliance.
• Create documentation of network topology, configuration standards, and troubleshooting procedures.
• Assist with migrations, incident response, and performance tuning across hybrid networking environments.

Skills required

• Proven experience in datacentre networking environments.
• Hands-on experience with MPLS, VPLS, and cross-connects.
• Strong knowledge of routing protocols (OSPF, BGP, etc.) and traffic engineering.
• Proficiency in configuring and troubleshooting firewalls.
• Expertise with Mellanox and Meraki switching platforms.
• Solid grasp of VLAN segmentation, link aggregation, and QoS strategies.
• Familiarity with infrastructure automation tools (e.g., Ansible, Terraform) is advantageous.

Bonus Qualifications

• Experience with software-defined storage platforms (e.g. Cloudian, QuantaStor).
• Knowledge of hybrid cloud networking (including AWS Direct Connect, Azure ExpressRoute).
• Certifications such as CCNP, JNCIS, or equivalents.

The Company

Databarracks is an IT Resilience managed service provider based in South West London. We do more than just protect technology – we enable our customers to get on with what they do best when the worst happens. We have grown substantially winning new business and industry awards typical of companies many times our size. We did this by maintaining a small company ethos and hiring clever, motivated people who are invested in what they do and fun to be around.

We're a tight, focused team, with the internal resources to provide meaningful opportunities for progression and on-the-job training. Some of our most senior staff members started in entry-level positions and have, through a combination of personal drive and internal support, made leaps up the career ladder.