Looking for a role with plenty of growth opportunities? Join a technology-driven aerospace and defence organisation delivering high-performance defence and space solutions across multiple business areas. Operating through a global network of production sites and offices, the organisation supports advanced solutions in commercial ammunition, defence systems, and aerospace propulsion. The organisation is seeking an experienced Infrastructure Engineer to support a large, multi-site enterprise environment in Mesa, AZ. This hands-on role involves working across Microsoft cloud technologies, virtualization platforms, endpoint management, collaboration tools, and core infrastructure, with a focus on taking ownership and driving projects forward. Ready to make a move? Get in touch and apply today! Responsibilities: • Administer and support Microsoft 365 and Office 365 environments. • Manage and optimize Microsoft Intune, Entra ID, Defender, Purview, Teams, and SharePoint. • Assist with cloud adoption initiatives and Azure-based infrastructure projects. • Support and maintain virtualization environments including VMware and Hyper-V. • Participate in ongoing Hyper-V migration efforts. • Manage backup and recovery solutions utilizing Veeam. • Troubleshoot and resolve complex infrastructure, systems, and cloud-related issues. • Support enterprise collaboration platforms including Microsoft Teams and telephony solutions. • Assist with network administration and troubleshooting involving Cisco technologies. • Work closely with leadership to identify opportunities for process improvement and automation. • Take ownership of projects from planning through implementation with minimal supervision. • Collaborate with internal teams and third-party partners to deliver infrastructure initiatives. Skills/Must Have: • 5+ years of Infrastructure Engineering, Systems Engineering, or Senior Systems Administration experience. • Strong experience supporting Microsoft 365 and Office 365 environments. • Hands-on experience with Microsoft Intune and endpoint management. • Experience with Microsoft Defender and security administration. • Knowledge of Microsoft Purview and compliance technologies. • SharePoint Online administration experience. • Microsoft Teams administration and support experience. • Experience working with Azure cloud services. • VMware administration experience. • Hyper-V administration experience. • Experience with Veeam backup and recovery solutions. • Working knowledge of Cisco networking fundamentals. • Strong troubleshooting and problem-solving abilities. • Ability to work independently and take ownership of projects. • Experience supporting mid-sized to enterprise environments. • Excellent communication and organizational skills. Benefits: • Generous paid time off and Holiday Pay • Medical, Dental and Vision Insurance • 401(K), employee assistance programs, health savings account Salary: • $100,000 - $130,000