Infrastructure Support Engineer

Infrastructure Support Engineer – Milton Keynes, Head Office

Want to be the best you can be? It's what drives us too.

This is a primarily office‑based Infrastructure Engineer role, where you will be responsible for the design, support, maintenance, and troubleshooting of the Group’s core IT infrastructure. With a strong focus on networking technologies, including firewalls, switching, and wireless environments, you will play a key role in ensuring high availability, performance, and security across all Group 1 Automotive locations.

Working as part of the wider Infrastructure team, you’ll deliver a reliable, secure, and high‑performing network environment while supporting business growth and operations.

• Enjoy 33 days of annual leave (including bank holidays) to rest and recharge
• Save money every day with our exclusive retail discounts
• Drive a great deal with discounts on new and used cars, plus servicing offers
• Plan for the years ahead with our company pension scheme
• Balance home and work with our industry‑leading family‑friendly policies designed to help you spend more time with the people that matter
• Commute for less with our cycle‑to‑work scheme
• Prioritise your wellbeing with dedicated support for you and your family
• 24/7 access to healthcare professionals
  , ensuring you get the expert advice you need quickly and easily
• Make a difference with a paid day to volunteer in your community
• Invest in your future with our company share purchase plan
• Earn financial rewards when you refer a friend to join the team
• Keep learning and growing with our training and development opportunities for everyone.
• Life assurance with the option to increase cover
• We’re open to flexible working options - just ask

• Support, monitor, and maintain network infrastructure across all sites
• Configure, maintain, and troubleshoot Fortinet firewalls
• Support switching infrastructure across Ruckus/Brocade, Cisco Meraki, and Juniper
• Troubleshoot and optimise wireless networks (Meraki and Juniper Mist)
• Investigate and resolve network performance issues across LAN/WAN environments
• Perform network upgrades, patching, and lifecycle management
• Assist with infrastructure design and site deployments
• Provide on‑site support for installations and troubleshooting when required
• Work with third‑party vendors to resolve incidents and deliver projects
• Maintain accurate documentation, including network diagrams and configurations
• Ensure infrastructure aligns with security standards and best practices
• Support major incident and problem management processes
• Deliver a professional and customer‑focused IT service

Don’t worry about ticking off every single skill here – if you care about delivering great experiences as much as we do, we want to hear from you.

• Strong experience working with Fortinet firewalls
• Experience configuring switches across multiple vendors (cloud and CLI)
• Strong WiFi troubleshooting skills (Meraki, Juniper Mist)
• Good understanding of TCP/IP, VLANs, routing, and switching
• Knowledge of DHCP, DNS, and VPN technologies
• Experience working in multi‑site environments
• Strong troubleshooting and problem‑solving abilities
• Understanding of network security principles
• Full UK driving licence and willingness to travel between sites
• Strong communication skills with a clear and professional approach
• Highly organised with excellent time management
• Calm under pressure and able to handle competing priorities
• Proactive, solution‑focused mindset
• Able to work both independently and collaboratively as part of a team

We value diversity and believe it strengthens our team. If you don’t meet every requirement listed but are enthusiastic about this role and eager to learn, we encourage you to apply.

Group 1 Automotive is on an exciting growth journey. We are home to over 7000 colleagues dedicated to providing exceptional customer service, with 114 dealerships in the UK, representing 21 brands at the forefront of automotive retail.

Just need to share our mission to create outstanding and trusted experiences for our customers, our partners, and our people.

At Group 1 Automotive we pride ourselves on our five core values that are incorporated in all we that do.

Respect
- Integrity
- Transparency
- Teamwork – Professionalism

These are the principles that every member of our team lives by, whether that be business functions, customer interactions, how we interact with the local community and even how we view each other in the team.