Job Title:      Senior Infrastructure Engineer

Date:         March 2026

Reporting To:      IT Infrastructure Manager

Location:      EMEA

Job Description

Responsible for overseeing the day-to-day management, optimisation, and strategic direction of the organisation's IT infrastructure. This role ensures the reliability, security, and efficiency of hardware, software, networks, and cloud services, supporting the business’s operational goals. Working closely with other technical teams, manage external vendors, and drive continuous improvement across all infrastructure operations.

Key Responsibilities

• Infrastructure Management: Oversee the maintenance, monitoring, and optimisation of servers, storage, networks, and cloud platforms.
• Service Availability: Ensure high levels of system uptime and performance, implementing proactive measures to minimise downtime.
• Incident & Problem Management: Manage and resolve infrastructure incidents, coordinate root cause analyses, and implement preventive solutions.
• Security & Compliance: Maintain robust security controls, ensure compliance with regulatory standards, and manage vulnerability assessments and remediation.
• Vendor Management: Manage relationships with third-party service providers, negotiate contracts, and ensure service level agreements are met.
• Change Management: Oversee change control processes, ensuring infrastructure changes are planned, documented, and executed with minimal disruption.
• Capacity Planning: Conduct regular reviews of infrastructure capacity, plan for future requirements, and manage asset lifecycles.
• Documentation & Reporting: Maintain accurate documentation of the infrastructure landscape, produce regular operational reports, and present findings to senior management.
• Continuous Improvement: Identify opportunities for process and technology improvements, leading initiatives to enhance efficiency, reliability, and cost-effectiveness.

Required Skills & Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field; relevant certifications (e.g., ITIL, Cisco, Microsoft, AWS) are highly desirable.
• Proven experience in IT infrastructure management, including servers, networks, storage, and cloud environments.
• Strong leadership skills, with demonstrable experience in mentoring and developing technical teams.
• Excellent understanding of security best practices and regulatory compliance requirements.
• Outstanding problem-solving and analytical abilities, with a proactive approach to incident and risk management.
• Effective communication skills, capable of conveying technical concepts to both technical and non-technical stakeholders.
• Experience with IT service management frameworks (e.g., ITIL) and change management processes.
• Ability to manage multiple priorities in a fast-paced environment, with strong organisational and time management skills.

Desirable Attributes

• Experience working in large, complex organisations or within regulated industries.
• Track record of driving innovation and continuous improvement in IT operations.
• Strong vendor and stakeholder management skills.
• Adaptable, resilient, and committed to professional development.

Working Conditions

This role is hybrid, with occasional requirements for on-site visits and out-of-hours support.

Infrastructure Engineer

• Based in Caerphilly
• Employee Owned Business

At Excellence IT, we know that it’s the skill and experience of our staff that make the difference. That’s why we put a big focus on training and development so that our people grow as we do.

As a newly Employee-Owned business, we’re building a culture where every team member’s voice and ideas are valued. We believe that our passionate employees will drive our innovation and growth.

Be part of a team that thrives on collaboration, creativity and shared success.

We service a wide range of customers across all business sectors. Our offering includes expert IT support, leading IT Infrastructure and Security Solutions, Software Development and IT Training.

We have a fantastic opportunity for an experienced Cloud Infrastructure Engineer to join our Technical Team in designing and delivering cloud solutions to new and existing customers.

This role will provide additional cloud expertise in supporting and delivering public cloud technologies such as Office 365 & Azure. In addition, the successful candidate will be one of our technical engineers, leading varied IT delivery projects.

The successful applicant must be a team player and MSP experience will be hugely beneficial. We foster a supportive environment where sharing knowledge and producing documentation should be second nature.

We also invest in technical skills training allowing you to grow and develop your IT career.

Day to day you’ll:

• Talk clients through a series of actions, either face-to-face or over the phone, to help set up systems or resolve issues
• Troubleshoot system and network problems, diagnosing and solving hardware or software faults and replacing parts as required
• Provide support, including procedural documentation and relevant reports
• Experience with Microsoft 365 Administration and Troubleshooting
• Support the roll-out of new applications
• Deal with escalations from our team of IT Technicians
• The role is varied, and no two days are the same. We are looking for someone who is excited by technology; someone who naturally keeps up to date with the latest technologies, techniques, initiatives and changes in the industry,

Skills and Experience:

• Deploying and supporting Office 365 solutions
• Designing and implementing Microsoft Azure (IaaS) solutions
• Designing and implementing Windows Server Technologies including Virtualisation
• Configuring/supporting storage area networks
• Testing and evaluating new technology
• Excellent telephone manners and communications skills with a strong customer service focus
• Excellent working knowledge of Microsoft Windows Server Operating Systems & virtualisation technologies
• Ability to prioritise and manage many open cases at one time, so your time management skills will be sharp and you’ll be an effective multi-tasker
• Ability to rapidly establish a good working relationship with customers, suppliers and other IT professionals
• Most importantly a ‘hands on’ team work ethic with a willingness to learn
• A full Driving Licence and access to own transport are essential to this role.

Desirable Skills and Attributes:

• MSP Experience
• Previous Helpdesk/IT Support (telephone/remote support) experience
• Existing professional certifications in Microsoft 365 or Azure (or working towards)
• Experience in Firewall and Network Security Technologies
• Experience with Hyper-V, VMWare, SAN, NAS
• Experience with Microsoft 365 Administration / Migrations
• Strong understanding of TCP/IP networking, including experience with routing, VLAN, VPN, Wireless
• Experience with VOIP telephony systems
• Automation and scripting using PowerShell
• Most importantly a ‘hands on’ team work ethic with a willingness to learn
• Flexible, pro-active approach (may be required to work away or unsociable hours to meet the needs of the business)
• Cyber Security Experience and familiarity with Cyber Essentials Certification Protocols

We’d be especially interested in candidates who have or are working towards their Microsoft Certifications.

At Excellence IT, we know that it’s the skill and experience of our staff that make the difference. That’s why we place such a strong focus on training and development, so that our people can grow alongside us.

As a newly Employee-Owned business, we’re building a culture where every team member’s voice and ideas are valued. We believe that our passionate employees will drive our innovation and growth.

Be part of a team that thrives on collaboration, creativity and shared success.

We are an IT service provider with a wide range of clients across multiple sectors who rely on us to provide responsive IT support when they need it most. We pride ourselves on delivering a full-cycle IT service to help organisations improve, innovate and transform.

We have a fantastic opportunity for an experienced IT/Cloud Technician to join our busy IT Helpdesk Team. Reporting to the Service Desk Manager, this role will provide helpdesk support to clients, assisting them with hardware and software problems via the Internet, phone and email. As a member of the technical team, we are looking for a team player. We foster a supportive environment where sharing knowledge and providing quality customer service should be second nature. We also invest in technical skills and training, allowing you to grow and develop your IT career through formal certifications.

This role is varied, and no two days are the same. We are looking for someone who is excited by technology; someone who naturally keeps up to date with the latest technologies, techniques, initiatives and changes in the industry.

Skills and Experience Required:

• Previous Helpdesk/IT Support (telephone/remote support) experience.
• Excellent telephone manner and communications skills with a strong customer service focus.
• Excellent working knowledge of Microsoft Desktop and knowledge of Server Operating Systems.
• Experience with Microsoft 365 Administration and Troubleshooting.
• Fully conversant with PC hardware set-up, configuration and troubleshooting.
• Most importantly a ‘hands on’ approach with a willingness to learn.
• Previous MSP experience preferred but not essential.

We take professional development seriously and would welcome applications from candidates who can demonstrate they have invested in their own personal development. For example, a COMP TIA or MCP qualification or evidence that you are working towards.

Full UK Driving Licence and access to own transport is essential for this role.

This role will be office based initially, with the possibility of moving to a hybrid working model following a successful induction and training period.

In return, we offer career and salary progression for the right skills and attitude. We also offer a wide range of employee-led benefits such as Profit Related Bonus, Life Cover, 24/7 Access to a GP and access to Wellbeing Services.

If you believe you would be a good fit for our environment and culture, we’d like to hear from you. Please send a CV and covering letter to