Network Security Engineer

1 month ago

Dublin, Ireland Applegreen Full time

Role Introduction:

Established in 1992, Applegreen is a leading convenience roadside retailer in the Republic of Ireland, the UK and the US in both large-scale Motorway Service Areas and Travel Plazas, as well as smaller petrol stations. The business has grown to over €3BN in annual revenue, operating 600 Motorway Service Plazas and forecourt sites internationally and employing over 16,000 people.

Applegreen is in a rapid growth phase and to support this ambitious growth, we are seeking to onboard a Network Security Engineer who will be responsible for managing and optimizing our network infrastructure, ensuring seamless connectivity, and maintaining high levels of security and performance. This role will form part of the IT Operations team and reports to the Head of IT Operations. It is an exciting opportunity for the right candidate to excel. The successful candidate will be a confident people person who can fit into Applegreen seamlessly and adopt a hands-on approach to their role.

Key Responsibilities:

As Applegreen expands, the responsibilities will evolve and change over time. The core responsibilities will centre around the following areas:

· Configure and manage network architectures, including subnetting, routing, and switching across on-premises and cloud environments.

· Providing network support for a distributed multi-site WAN while working with a 3rd party MSP

· Set up and manage VPN solutions for secure remote access to corporate resources, ensuring high availability and performance.

· Configure and maintain routers, switches, firewalls, and other network devices.

· Build and manage Azure virtual environments, including Virtual Networks (VNets), Virtual Machines (VMs), Network Security Groups (NSGs), and related Azure services.

· Configure and manage Barracuda Firewalls for network security and set up Web Application Firewalls to protect cloud-based applications.

· Ensure compliance with security policies and best practices for mobile device usage.

· Monitor network security, identify vulnerabilities, and implement necessary security measures.

· Ensure compliance with industry standards and regulations, maintaining a secure and reliable network environment.

· Provide technical support and guidance to end-users, resolving network-related issues promptly.

The Candidate should have the following:

Qualifications, experience & skills

  • Bachelor’s degree in computer science, Information Technology, or related field (or equivalent work experience).
  • 3+ years of experience in networking and cloud infrastructure, specifically with Cisco and Azure.
  • Strong understanding of networking fundamentals, including subnetting, routing, and switching.
  • Experience with VPN setup and configuration.
  • Proficiency with Cisco network equipment (routers, switches, firewalls).
  • Hands-on experience in building and managing Azure virtual environments, including Network Security Groups (NSGs) and Virtual Machines (VMs).
  • Experience with Barracuda Firewalls and Web Application Firewalls (WAF).
  • Strong knowledge of network security principles and best practices.

Additional key skills & attributes:

· A dynamic individual who adapts well to change and can thrive in a rapidly growing organisation that continues to evolve.

· Proven track record of delivering to tight deadlines.

· A highly organised individual with ability to plan and prioritise workloads effectively for maximum impact and adapt around changing priorities as required.

· Ability to execute directly at high quality and pace.

· Excellent drive, enthusiasm and commitment and a keen interest in developing a career in Applegreen.

· A ‘can do’ attitude and a positive solution focused mindset.

· Demonstrate strong analytical capability to interpret and challenge data and to interrogate financial systems.

· Has strong commercial acumen and a focus on delivering value to the business.

· Exceptional interpersonal skills, and ability to engage and develop relationships with individuals at all levels of the organisation.

· Be a self-starter and be able to work collaboratively as a member of a highly interdependent team across many parts of Applegreen.

· Is resilient and calm under pressure.

· Has sound judgement and objective logical decision-making skills.

· Has strong leadership potential and management skills, who will be a role model for the people and culture at Applegreen.

· Willing to travel ad hoc if required.

· SASE experience beneficial

Illustrative Application & Screening Process (subject to change):

· Application Process:

o Please submit an up-to-date tailored CV (max 2 pages) and cover letter by 30/10/2024

· Interview & Selection Process:

o Two interview rounds will be required for this role

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