Senior System Engineer

IntaPeople; Cardiff; On-site; GBP 45,000 - 55,000; Full time

Job summary

A leading IT company is seeking a Senior Systems Administrator in Cardiff, offering a hands-on opportunity to lead projects while mentoring junior staff. Ideal candidates have over 5 years in IT infrastructure, with strong knowledge of Microsoft technologies and problem-solving abilities.

Benefits

Training and development opportunities

Occasional out-of-hours work

Qualifications

• 5+ years in IT infrastructure or systems admin.
• Some experience in a senior or lead role.
• Confident with Microsoft stack.

Responsibilities

• Leading IT projects from planning to completion.
• Supporting and mentoring junior IT staff.
• Installing, maintaining, and supporting servers and networks.

Skills

Problem solving

Communication

Tools

Microsoft Office 365

Azure

SharePoint

Teams

Veeam

Acronis

Barracuda

Cisco Meraki

Mimecast

Job description

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Senior Systems Administrator – Hybrid but mainly onsite - 4 days p/week onsite
Location: Cardiff, South Wales

Salary: Up to £55,000 (DOE)
Type: Permanent

We're hiring a hands-on Senior Systems Admin/Engineer to join an established internal IT team. If you’ve got solid experience managing IT systems, supporting projects, and helping junior team members grow – this could be for you.

What You’ll Be Doing:

Leading IT projects from planning to completion

Supporting and mentoring junior IT staff

Installing, maintaining, and supporting servers, networks, and business systems

Troubleshooting complex issues and supporting 1st/2nd line when needed

Working with the Security team to make sure systems stay compliant and secure

Keeping documentation up to date

Staying on top of new tech and suggesting improvements

What We’re Looking For:

5+ years in IT infrastructure or systems admin

Some experience in a senior or lead role

Confident with Microsoft stack: Office 365, Azure, SharePoint, Teams

Familiar with backups (Veeam/Acronis/Barracuda), Cisco Meraki, Mimecast

Good problem-solver, able to communicate well across the business

Comfortable leading projects and taking ownership

Nice to Have (Not Essential):

Microsoft Azure or AWS certifications

Knowledge of ITIL or ISO-27001

Experience with ERP systems

The Extras:

Occasional out-of-hours work (maintenance/project go-lives)

Training and development opportunities

If you're looking for a role where you can take the lead, work on varied projects, and still stay hands-on technically – please apply now, thanks!