3rd Line Infrastructure Operations Specialist (M365 & Azure)
3rd Line Infrastructure Operations Specialist (M365 & Azure)

3rd Line Infrastructure Operations Specialist (M365 & Azure)

Dartford Full-Time 43200 - 72000 £ / year (est.) No home office possible
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Laing O'Rourke

At a Glance

  • Tasks: Support and manage Microsoft 365 and Azure infrastructure, ensuring smooth operations and security.
  • Company: Join Laing O'Rourke, a leader in engineering and construction with over 150 years of experience.
  • Benefits: Enjoy professional development time, work with cutting-edge technology, and be part of a collaborative culture.
  • Why this job: Make a real impact on global projects while enhancing your skills in a dynamic environment.
  • Qualifications: Bachelor's degree in Computer Science or equivalent, plus 3-5 years in M365 and Azure administration.
  • Other info: We support diverse candidates through our Disability Confident scheme, ensuring an inclusive recruitment process.

The predicted salary is between 43200 - 72000 £ per year.

At Laing O\’Rourke, we design and deliver world-classengineering and construction projects — but behind every project is a powerful, secure, and innovative IT infrastructure. That\’s where you come in.

We\’re looking for a 3rd Line Infrastructure Operations Specialist (M365 & Azure) to be a driving force in keeping our global systems running smoothly, securely, and efficiently. You\’ll be the go-to expert for Microsoft 365 and Azure, ensuring our teams around the world have the tools they need to collaborate, innovate, and deliver extraordinary results.

This isn\’t just an operational role — it\’s your opportunity to influence how cloud technology supports one of the most ambitious infrastructure portfolios in the industry. You\’ll combine hands-on technical expertise with a service-first mindset to deliver solutions that keep our business moving forward.

The Role
As an Infrastructure Operations Specialist, you\’ll provide third-line support across a range of IT infrastructure technologies, with a primary focus on Microsoft 365 and Azure. You\’ll manage daily operations, tackle complex incidents, lead infrastructure improvements, and collaborate with engineering, security, and project teams to ensure our systems are resilient, compliant, and always ready for business.

Key Responsibilities

  • Deliver and maintain core infrastructure services with operational excellence.

  • Manage and support M365 services (Exchange Online, SharePoint Online, Teams, OneDrive, Intune, Entra ID).

  • Administer Azure resources (VMs, storage, VNets, load balancers, EntraID) and security controls.

  • Implement compliance and governance frameworks for M365 and Azure.

  • Apply patches, updates, and security best practices to ensure stability and compliance.

  • Monitor performance, capacity, and service health, taking proactive steps to optimise uptime.

  • Provide advanced troubleshooting, technical guidance, and knowledge sharing across the IT team.

What We\’re Looking For

  • Education & Experience:

    • Bachelor\’s degree in Computer Science, Information Systems, or equivalent experience.

    • 3–5 years\’ hands-on experience in Microsoft 365 and Azure administration.

    • Strong understanding of Active Directory, Azure AD/EntraID, and identity/access management.

    • Experience in ITIL-based change and incident management processes.

  • Skills & Certifications:

    • M365 – MS-900 (Fundamentals) & MS-102 (Expert)

    • Azure – AZ-900 (Fundamentals) & AZ-104 (Administrator Associate)

    • Proficiency with ITSM tools such as ServiceNow.

    • Strong analytical, problem-solving, and communication skills.

  • Desirable:

    • Experience with SolarWinds, Nutanix, Nasuni, Commvault, and Microsoft Server.

    • Knowledge of networking concepts, Azure Firewall, VLAN/VWAN, and cloud connectivity.

Why Join Us?

  • Be at the heart of a global technology landscape powering some of the world\’s most ambitious projects.

  • Dedicated time for professional development and certification.

  • A collaborative, service-focused culture where your expertise will have a direct impact.

  • Work with industry-leading cloud and infrastructure technologies.

Laing O\’Rourke are an international engineering and construction company delivering state-of-the-art infrastructure and buildings projects for clients in the UK, Middle East and Australia.

Certainty, reliability, quality – this is what our clients want. And at Laing O\’Rourke, we have more than 150 years of experience delivering it. Laing O\’Rourke\’s story is one of energy, passion, ambition, people and teamwork. We harness the power of our experience, stretching back over a century and a half to deliver certainty for our clients.

As part of the Disability Confident scheme, we would like to enable access to candidates with long term health conditions and disabilities through the ‘Offer an interview scheme\’. This supports applicants that meet the essential criteria by offering an interview for the advertised position. Please let us know prior to interview what adjustments are required as well as discussing how we can support you in the workplace.

We want to ensure our recruitment process is accessible to all. If you need the application form in an alternative format or you would like to know more about our recruitment process, please emailresourcingteam@laingorourke.com

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3rd Line Infrastructure Operations Specialist (M365 & Azure) employer: Laing O'Rourke

At Laing O'Rourke, we pride ourselves on fostering a collaborative and innovative work culture that empowers our employees to excel in their roles. As a 3rd Line Infrastructure Operations Specialist, you will have access to dedicated professional development time and the opportunity to work with cutting-edge cloud technologies, all while contributing to world-class engineering projects. Join us to be part of a team where your expertise directly influences our global operations and where we prioritise inclusivity and support for all employees.
Laing O'Rourke

Contact Detail:

Laing O'Rourke Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land 3rd Line Infrastructure Operations Specialist (M365 & Azure)

✨Tip Number 1

Familiarise yourself with the specific technologies mentioned in the job description, especially Microsoft 365 and Azure. Consider setting up a personal project or lab environment to gain hands-on experience with these platforms, as practical knowledge can set you apart from other candidates.

✨Tip Number 2

Network with professionals already working in similar roles or within Laing O'Rourke. Use platforms like LinkedIn to connect and engage with them, as they may provide insights into the company culture and expectations, which can be invaluable during interviews.

✨Tip Number 3

Stay updated on the latest trends and best practices in cloud technology and IT infrastructure. Follow relevant blogs, attend webinars, or join online communities to enhance your knowledge and demonstrate your commitment to continuous learning during the interview process.

✨Tip Number 4

Prepare to discuss real-world scenarios where you've successfully resolved complex incidents or improved infrastructure services. Having concrete examples ready will showcase your problem-solving skills and ability to work under pressure, which are crucial for this role.

We think you need these skills to ace 3rd Line Infrastructure Operations Specialist (M365 & Azure)

Microsoft 365 Administration
Azure Administration
Active Directory Management
Identity and Access Management
ITIL Change Management
Incident Management
ServiceNow Proficiency
Analytical Skills
Problem-Solving Skills
Communication Skills
Compliance Framework Implementation
Security Best Practices
Performance Monitoring
Capacity Management
Advanced Troubleshooting
Knowledge Sharing
Networking Concepts
Azure Firewall Configuration
Cloud Connectivity

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with Microsoft 365 and Azure. Include specific projects or roles where you've managed these technologies, and emphasise any relevant certifications like MS-102 or AZ-104.

Craft a Compelling Cover Letter: In your cover letter, express your passion for IT infrastructure and how your skills align with Laing O'Rourke's needs. Mention your hands-on experience and how you can contribute to their ambitious projects.

Highlight Relevant Skills: Clearly list your technical skills related to M365 and Azure, such as Active Directory management, incident management processes, and familiarity with ITSM tools like ServiceNow. This will show that you meet the job requirements.

Showcase Problem-Solving Abilities: Provide examples in your application of how you've tackled complex incidents or improved infrastructure services in previous roles. This demonstrates your analytical and problem-solving skills, which are crucial for this position.

How to prepare for a job interview at Laing O'Rourke

✨Showcase Your Technical Expertise

Be prepared to discuss your hands-on experience with Microsoft 365 and Azure. Highlight specific projects or challenges you've tackled, focusing on how you managed M365 services and administered Azure resources.

✨Demonstrate Problem-Solving Skills

Expect to face scenario-based questions that assess your troubleshooting abilities. Use the STAR method (Situation, Task, Action, Result) to structure your responses, showcasing how you resolved complex incidents in previous roles.

✨Understand ITIL Processes

Familiarise yourself with ITIL-based change and incident management processes, as these are crucial for the role. Be ready to explain how you've applied these principles in your past work to improve service delivery.

✨Communicate Effectively

Strong communication skills are essential for this position. Practice articulating technical concepts in a clear and concise manner, ensuring you can convey your ideas to both technical and non-technical stakeholders.

3rd Line Infrastructure Operations Specialist (M365 & Azure)
Laing O'Rourke
Location: Dartford
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