3rd line Infrastructure Engineer

About UsQuintessentially is a global leader in luxury lifestyle management, serving discerning individuals, brands, and corporates with highly personalized concierge and brand experience services. The company is known for delivering exclusive, tailored solutions that elevate every aspect of clients’ lives. With an unwavering focus on redefining excellence, Quintessentially sets and maintains a new standard in the luxury services sector. Its teams work with meticulous attention to detail to meet the expectations of a clientele that demands the highest level of service and discretion.Job SummaryA technical role responsible for supporting and maintaining global infrastructure across hybrid and cloud environments. This role acts as the final escalation point for complex issues and requires strong hands-on expertise across networking, cloud, identity, and security technologies.Key Responsibilities· Act as final escalation point for Service Desk and 2nd line teams globally· Troubleshoot and resolve complex infrastructure issues· Administer Azure and AWS environments· Support hybrid infrastructure (on-prem and cloud)· Support Cisco Meraki estate (firewalls, switches, wireless)· Troubleshoot VPNs, VLANs, routing and connectivity· Support managing DNS, domains, SPF, DKIM, DMARC· Administer and consolidate SSL/TLS certificates· Own major incidents through to resolution· Support Telephony team with configurations and administration· Contribute to infrastructure projects and improvements· Experience of data backups and restoration – Druva knowledge ideallyCore Skills (Essential)· Exceptional technical communication skills at all levels· Strong documentation skills· Strong hands-on experience with Cisco Meraki networking (MX, MS, MR)· Strong hands-on experience administering Microsoft Azure· Strong hands-on experience administering AWS environments· Experience managing hybrid environments (on-prem and cloud)· Strong DNS and domain management experience (SPF, DKIM, DMARC)· Experience managing SSL/TLS certificates· Strong experience with Windows Server and Active Directory· Experience with Azure AD / Entra, SSO and MFA· Proven experience of Microsoft intune, autopilot and conditional access· Strong PowerShell scripting and automation skills· Proven experience handling 3rd line escalations in a fast-paced environmentExperience Required Minimum 5+ years in infrastructure roles, with proven experience in a 3rd Line Engineer or senior 2nd line position stepping into a 3rd line role. Must demonstrate hands-on experience with Meraki, Azure, AWS, and PowerShell.Cyber security experience