IT Systems & Support Specialist

One Air; Teddington; Remote; GBP 32,000 - 42,000; Full time

Benefits offered by this job

Friday work-from-home option

Occasional travel between offices

Job summary

One Air is seeking an IT Systems and Support Specialist to ensure a secure, reliable technology environment across the organisation. You will provide end-user support and administer cloud productivity platforms, networks, servers, and IT assets.

Reporting to the IT Manager, you will work across offices, support onboarding/offboarding, manage backups, security controls, and assist with continuity testing in a dynamic, multi-site setting.

Qualifications

• Bachelor’s degree or diploma in Information Technology, Computer Science, Network Engineering, or a related discipline.
• 2 to 4 years of experience in IT administration, technical support, infrastructure support, or a similar role.
• Practical experience administering Microsoft 365 and/or Google Workspace and supporting Windows devices and end users.
• Working knowledge of networking, servers, cloud services, cybersecurity, backups, business applications, and IT asset management.
• Relevant Microsoft, Google, CompTIA, Cisco, Fortinet, or ITIL certification is advantageous.
• Strong technical troubleshooting and structured problem-solving.
• Clear, professional communication and a customer-focused approach.

Responsibilities

• Provide first and second-line support for hardware, software, operating systems, email, connectivity, remote access, and approved business applications.
• Install, configure, maintain, and troubleshoot computers, mobile devices, printers, meeting room equipment, and other IT-supported technology.
• Record, prioritise, resolve, and elevate incidents and service requests in line with agreed service levels.
• Administer Microsoft 365 and Google Workspace, including user accounts, licences, mailboxes, groups, shared drives, collaboration tools, and access permissions.
• Complete onboarding, transfer, and offboarding requests, and support identity controls including SSO and MFA.
• Troubleshoot email, calendar, file-sharing, authentication, and collaboration issues.
• Support networks, Windows servers, storage, cloud services, virtual machines, firewalls, VPNs, DNS, DHCP, and Wi-Fi.
• Monitor system health, capacity, availability, logs, endpoint protection, patching, and security alerts.
• Monitor backups, investigate failures, and assist with disaster recovery testing.
• Report suspected cybersecurity incidents, unauthorised access, and potential data breaches.

Skills

Microsoft 365

Google Workspace

Windows devices

Networking

IT security

Problem solving

Customer service

Education

Bachelor's degree in IT/CS

Diploma in Information Technology

Tools

ERP software

CRM software

HRMS software

Job description

We reserve the right to close vacancies before the advertised closing date if we receive a high volume of applications. We therefore encourage candidates to submit their applications as early as possible.

The IT Systems and Support Specialist ensures the secure, reliable, and efficient operation of the organisation’s day-to-day technology environment. Reporting to the IT Manager, the role combines end-user support with administration of cloud productivity platforms, networks, servers, security controls, backups, business applications, and IT assets.

Key Accountabilities & Responsibilities

User support and service delivery

• Provide first and second-line support for hardware, software, operating systems, email, connectivity, remote access, and approved business applications.
• Install, configure, maintain, and troubleshoot computers, mobile devices, printers, meeting room equipment, and other IT-supported technology.
• Record, prioritise, resolve, and elevate incidents and service requests in line with agreed service levels.

Cloud, identity, and collaboration platforms

• Administer Microsoft 365 and Google Workspace, including user accounts, licences, mailboxes, groups, shared drives, collaboration tools, and access permissions.
• Complete approved onboarding, transfer, and offboarding requests, and support identity controls including single sign-on and multi-factor authentication.
• Troubleshoot email, calendar, file-sharing, authentication, and collaboration issues.

Infrastructure, security, and continuity

• Support networks, Windows servers, storage, cloud services, virtual machines, firewalls, VPNs, DNS, DHCP, and Wi‑Fi.
• Monitor system health, capacity, availability, logs, endpoint protection, patching, and security alerts.
• Monitor scheduled backups, investigate failures, support authorised restoration, and assist with disaster recovery testing.
• Report suspected cybersecurity incidents, unauthorised access, and potential data breaches immediately.

Assets, applications, suppliers, and documentation

• Maintain accurate records of IT assets, licences, warranties, subscriptions, access permissions, system configurations, and support activity.
• Support enterprise applications, including ERP, CRM, HRMS, accounting, attendance, and collaboration systems.
• Coordinate repairs, renewals, incidents, and technical work with vendors, telecom operators, hosting providers, and other service partners.
• Maintain network, system, backup, change, incident, and compliance documentation, and support IT audits and reviews.

Skills & Experience Required

• Bachelor’s degree or diploma in Information Technology, Computer Science, Network Engineering, or a related discipline.
• 2 to 4 years of experience in IT administration, technical support, infrastructure support, or a similar role.
• Practical experience administering Microsoft 365 and/or Google Workspace and supporting Windows devices and end users.
• Working knowledge of networking, servers, cloud services, cybersecurity, backups, business applications, and IT asset management.
• Relevant Microsoft, Google, CompTIA, Cisco, Fortinet, or ITIL certification is advantageous.
• Strong technical troubleshooting and structured problem-solving.
• Clear, professional communication and a customer-focused approach.
• Sound organisation, prioritisation, attention to detail, and recordkeeping.
• Ability to work independently, collaborate with colleagues and suppliers, and manage urgent issues appropriately.
• High standards of confidentiality, integrity, security awareness, and continuous learning.

Additional Information

This role will be office based Monday to Thursday with the option to work from home on a Friday. Support may be required across multiple offices or locations with occasional travel involved. Occasional work outside of normal hours may be required for urgent incidents, subject to business needs and company arrangements.