ADS Group
Senior IT Engineer
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Senior IT Engineer
ADS is seeking an experienced and hands-on Senior IT Engineer to play a leading role in the development, resilience, and modernisation of the Group’s IT infrastructure on a Fixed Term 6th Months Contract.
Role Overview
Reporting to the Head of IT and Information Security, the Senior IT Engineer will be responsible for supporting ADS’s core on-premise infrastructure while leading the design and delivery of its migration from on-premise Active Directory to Microsoft Entra. The role will help ensure that technology services remain secure, reliable, and responsive throughout the transition, with minimal disruption to the organisation.
Key Responsibilities
- Support ADS’s core on-premise infrastructure.
- Lead the design and delivery of the migration from on-premise Active Directory to Microsoft Entra.
- Ensure that technology services remain secure, reliable, and responsive throughout the transition.
- Cover Active Directory, VMware ESXi, Microsoft 365, Entra ID, Intune, network infrastructure, backups, and email security.
- Take ownership of agreed technical areas, resolve escalated issues, and work closely with colleagues, stakeholders, and external suppliers to maintain service continuity and deliver infrastructure improvements.
- Support business-as-usual IT operations.
- Contribute to disaster recovery planning.
- Help maintain the technical controls required for Cyber Essentials Plus and ISO 27001.
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Required Experience and Skills
- Demonstrable experience of designing and delivering an on-premise Active Directory to Microsoft Entra migration.
- Strong technical experience across Active Directory, Group Policy, Microsoft 365, Entra ID, and Intune.
- Solid understanding of Windows Server, VMware ESXi, network configuration, and Cisco switching.
- Experience of mobile device management, including Apple devices, and email security technologies such as Mimecast, SPF, DKIM, and DMARC.
- Practical understanding of information security principles and frameworks, including Cyber Essentials and ISO 27001.
- Comfortable working independently, balancing strategic infrastructure projects with day-to-day operational demands.
- Strong communication and stakeholder-management skills.
- Ability to explain complex technical issues clearly to non-technical colleagues and work effectively with third-party suppliers.
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Location and Travel
The role is based in Farnborough and will involve occasional travel to the London office and potentially the Toulouse office to support infrastructure projects and changes.
About ADS
ADS represents and supports around 2,000 UK businesses operating in the aerospace, defence, security, and space sectors. We are an organisation that aims to deliver to the highest standards and have successfully achieved accreditation to the ISO 27001:2022 Standard and Cyber Essentials Plus.
Contract Type: Fixed Term 6th Months Contract
Location: Farnborough, Hampshire, with occasional travel to the London office
Job Description: [Senior IT Engineer ADS Job Description.pdf](Senior IT Engineer ADS Job Description.pdf)
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