Full job descriptionIT Operations & Security Engineer to manage the IT infrastructure, cloud services, and cybersecurity environment. Hands-on technical expertise with operational leadership, vendor management, and security best practice to ensure the systems remain secure, resilient, and highly available. This is a hands-on technical role requiring strong experience across Microsoft technologies, virtualisation, networking, cybersecurity, and IT operations.


About the Role
We are seeking an experienced IT Operations & Security Engineer to manage and enhance the IT infrastructure, cloud services, and cybersecurity environment. This role combines hands-on technical expertise with operational leadership, vendor management, and security best practice to ensure the systems remain secure, resilient, and highly available.
The successful candidate will play a key role in supporting and improving the organisation’s Microsoft cloud and on-premises infrastructure, delivering infrastructure and security projects, maintaining disaster recovery capabilities, and ensuring compliance with industry best practices.
This is a hands-on technical role requiring strong experience across Microsoft technologies, virtualisation, networking, cybersecurity, and IT operations.
Occasional travel to the London office and other business locations, together with occasional out-of-hours work for planned maintenance or major incidents, will be required.
Key Responsibilities
IT Operations
*Manage and oversee third-party vendors responsible for supporting Azure, Microsoft 365, servers, networks, storage, and end-user infrastructure.
*Monitor system performance, capacity, and availability, identifying and implementing improvements.
*Deploy, configure, maintain, and patch cloud and on-premises infrastructure.
*Administer Microsoft Entra ID (Azure Active Directory) and Identity & Access Management (IAM).
*Manage Microsoft Hyper-V virtualisation environments.
*Automate operational tasks using PowerShell and scripting tools.
*Manage backup, disaster recovery, and business continuity processes.
*Troubleshoot and resolve infrastructure, server, networking, and hardware issues.
*Deliver infrastructure, cloud, cybersecurity, and disaster recovery projects.
*Maintain hardware, software, and asset inventories.
*Ensure adherence to ITIL Incident, Change, and Problem Management processes.
*Deputise for the Head of Information Services when required.
Cyber Security
*Monitor, investigate, and respond to security alerts using SIEM, EDR, Microsoft Defender, or equivalent platforms.
*Perform vulnerability assessments and oversee remediation activities.
*Configure and manage enterprise firewall solutions.
*Manage endpoint security, email security, and cloud security controls.
*Implement and maintain cybersecurity policies, standards, and technical controls.
*Support Cyber Essentials Plus compliance and contribute towards ISO 27001 and NIST best practice.
*Lead root cause analysis following security incidents and implement corrective actions.
*Evaluate and implement new infrastructure and security technologies.
Collaboration & Governance
*Work closely with internal teams and third-party technology partners.
*Provide technical guidance and mentoring to colleagues.
*Support audits, security awareness initiatives, and risk assessments.
*Produce and maintain accurate technical documentation.
*Recommend and implement continuous service improvements.
Essential Skills & Experience
Candidates must have:
*Strong hands-on Microsoft Azure administration and support experience.
*Strong experience managing Microsoft Hyper-V environments.
*Hands-on experience configuring, managing, and troubleshooting enterprise firewall solutions (Fortinet, Palo Alto, Cisco, Sophos, Check Point, or similar).
*Experience administering Microsoft Entra ID (Azure Active Directory) and Identity & Access Management (IAM).
*Strong Microsoft 365 administration experience.
*Experience supporting Windows Server environments.
*Experience managing hybrid cloud and on-premises infrastructure.
*PowerShell scripting and automation.
*Strong networking knowledge including TCP/IP, DNS, DHCP, VLANs, VPNs, routing, and switching.
*Experience with backup technologies, disaster recovery, and business continuity planning.
*Experience with vulnerability management, patch management, endpoint security, and Microsoft Defender.
*Experience using SIEM and EDR security monitoring platforms.
*Strong understanding of ITIL Incident, Change, and Problem Management.
*Experience managing third-party vendors and managed service providers.
*Excellent troubleshooting and analytical skills.
*Excellent written, verbal, and documentation skills.
*Ability to prioritise multiple tasks and work effectively under pressure.
Desirable Qualifications
*ITIL Foundation Certification.
*Microsoft Azure Administrator Associate (AZ-104) or equivalent.
*Microsoft Security certifications (SC-200, SC-300, AZ-500).
*Cisco CCNA or equivalent networking certification.
*CompTIA Security+, CISSP, or equivalent cybersecurity certification.
Personal Attributes
*Strong ownership and accountability.
*Excellent organisational and time management skills.
*Calm and methodical approach to problem solving.
*Excellent communication and stakeholder management skills.
*Proactive and continuously seeking service improvements.
*Strong customer focus with a collaborative working style.
Benefits
*Salary: £70,000 per annum
*Hybrid working
*Pension scheme
*Annual leave entitlement
*Professional training and certification support
*Employee wellbeing programme
*Opportunity to work with modern Microsoft cloud and cybersecurity technologies
*Collaborative and supportive working environment
Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates