Senior Infrastructure Engineer in Cardiff

• Senior Infrastructure Engineer
• Cardiff, UK

PMUK's Information Systems department is looking for an experienced and strategic Senior Infrastructure & Microsoft 365 Engineer to take ownership of PMUK's core IT services and enterprise infrastructure.

This is a hands‑on technical leadership role combining deep expertise in Microsoft 365, Azure, security, and infrastructure with responsibility for strategy, governance, and service delivery.

The position plays a key role in modernising the workplace, enhancing security posture, and driving automation and data governance across the organisation.

• WHAT YOU WILL BE DOING
• Technical Leadership & Strategy
• Act as the technical lead for infrastructure and Microsoft 365 services.
• Define and deliver the infrastructure and modern workplace strategy.
• Provide mentorship and escalation support to technical teams.
• Ensure systems are secure, resilient, scalable, and future‑ready.
• Microsoft 365 Administration & Governance
• Own and manage the Microsoft 365 tenant (Global Administrator level).

• Administer core services, including

• Microsoft Entra ID (Azure AD) – identity and access management.
• Microsoft Defender Suite – Endpoint, Identity, Office 365, Cloud Apps.
• Microsoft Purview – data governance, DLP, retention, and e Discovery.
• Implement and maintain security, compliance, and governance controls.
• Manage Conditional Access, MFA, and privileged access strategies.
• Power Platform & Automation
• Lead development and governance of Power Automate workflows and Power Apps solutions.
• Drive adoption of low‑code automation across the business.
• Implement standards, controls, and scalable automation frameworks.
• Share Point & Modern Workplace
• Lead migration from Share Point on‑premise to Share Point Online.
• Define migration strategies, including content rationalisation and metadata and taxonomy design.
• Promote modern collaboration tools, including Microsoft Teams, One Drive, and Share Point Online.
• Data Governance & Compliance
• Establish and maintain data governance frameworks.
• Implement metadata tagging and classification and data lifecycle and retention policies.
• Ensure compliance with GDPR/Data Protection requirements.
• Support data audits, DPIAs, and data sharing agreements.
• Infrastructure Ownership & Management
• Network Infrastructure: LAN/WAN, switching, firewalls, and connectivity.
• Server & Cloud Platforms: Hybrid environments (on‑premise and Azure), and virtualisation (Hyper‑V).
• End User & Device Management: Microsoft Intune/Endpoint Manager, Autopilot and device lifecycle management.
• Telephony & Communications: Vo IP and unified communications platforms.
• Physical Security Systems: CCTV and access control systems.
• Cyber Security & Architecture
• Design and enhance enterprise security architecture.
• Contribute to Zero Trust strategy and implementation.
• Lead improvements across Microsoft Sentinel, Microsoft Defender ecosystem, and identity and access controls.
• Support security reviews, audits, and risk mitigation.
• Support & Operations
• Provide 3rd line support and escalation.
• Oversee system upgrades, patching, and maintenance.
• Maintain clear and accurate technical documentation.
• Ensure successful transition of projects into operational support.
• Project Delivery & Service Improvement
• Lead full lifecycle delivery: Discovery → Design → Build → Test → Deploy.
• Ensure quality, risk management, and timely delivery.
• Drive standardisation, automation (e. g. Power Shell), and continuous service improvement.
• Leadership & Collaboration
• Act as a visible technical leader across IT and the business.
• Mentor and develop team members.
• Work closely with stakeholders to align IT with business needs.
• Promote knowledge sharing and continuous learning.
• WHAT WE ARE LOOKING FOR

Essential Requirements

• Degree in Computer Science or a related field (or equivalent experience).
• Proven experience in a senior/lead infrastructure or M365 role.
• Strong expertise in Microsoft 365 (including Defender & Purview) and Microsoft Entra ID (Azure AD).
• Hands‑on experience with Power Platform (Power Apps & Power Automate) and Share Point migrations (on‑prem → online).
• Strong knowledge of hybrid infrastructure (Azure + on‑prem), networking and firewalls, virtualisation (Hyper‑V), and endpoint management (Intune).
• Experience implementing data governance and compliance frameworks.
• Where it may be required for a visa application – Advanced English, e. g. English Level B2 or equivalent.

Desirable Requirements

• Power Shell scripting and automation.
• Experience with Microsoft Intune and Autopilot, Azure Virtual Desktop, and Microsoft Sentinel.
• Knowledge of standards such as ISO 27001 and GDPR/Data Protection frameworks.
• Relevant Microsoft certifications (e. g. MS‑102, SC‑200, SC‑400, PL‑900).
• Personal Attributes
• Strong leadership and decision‑making skills.
• Strategic mindset with a hands‑on approach.
• Excellent communication and stakeholder engagement.
• Highly organised with strong attention to detail.
• Proactive, security‑first mentality.
• Passion for continuous improvement and emerging technologies.

WHAT WE OFFER YOU

Working Hours

07:45 – 16:30 Monday – Thursday, 07:45 – 13:30 Friday.

• Flexi‑time system.
• Company pension contributions of up to 10 %.
• Early finish on Friday.
• Free parking on site.
• Annual leave entitlement of 24 days (+ bank holidays), increasing up to 30 (+ bank holidays) with service.
• Death in service benefit of 4 × annual salary.
• Enhanced pay for maternity, paternity, bereavement, adoption, surrogacy, and sickness.
• Employee Assistance Programme.
• Long Service Awards.
• On‑site canteen.
• Exclusive “Staff Sales” site for Panasonic products.
• Training and development opportunities.
• “Refer a Friend” recruitment scheme.
• DIVERSITY, EQUITY AND INCLUSION

Panasonic is committed to creating a safe and inclusive workplace, promoting fairness and equality.

All qualified applicants receive consideration for employment without regard to race, religion, sex, sexual orientation, gender identity, or disability.

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