Senior Systems Engineer

About the role:Based in our St Leonards Office, our Senior Systems Engineer is the technical go-to within TOMRA’s Systems Team, working across everything from networks, infrastructure and cloud systems to integrations, Microsoft 365, JIRA, digital signage, CCTV and site connectivity.This is a hands-on role that will see you troubleshoot complex issues, configure systems and networks, support API integrations, tackle escalated Level 2 incidents and help get new technology up and running. Along the way, you’ll work closely with both external technology partners and internal teams across TOMRA to keep our systems secure, reliable and performing at their best.Please note that this role requires access to a vehicle to travel to sites as required. Some of the duties you may perform include (But not limited to):Provide Level 2 configuration, troubleshooting and technical support across TCA’s systems, digital signage and third-party systems resolving escalated incidents and completing root-cause analysis (RCA) with permanent fixesConfigure, test and support the technical setup of new systems and integrations including system configuration, integration build and testing, UAT support, go-live and hypercare working hands-on alongside vendors and the project teamTroubleshoot site and system network connectivity -TCP/IP, DNS, routing, switching, VLANs, firewall rules and VPN access and define IP/VLAN/port and firewall requirements for new services (e.g. RVM sites, digital signage, CCTV and access-door networks), coordinating with Group IT/Security Team and external partnersConfigure and maintain existing and new system settings, user access and role-based permissions across supported platforms, including Microsoft 365 Products, other business applications/systemsConfigure and support JIRA workflows, permission schemes, notification rules and service-desk queuesSupport the digital signage platform, including media-player patching, OS/software upgrades with impact analysis, network isolation (VLAN/firewall) and CMS-based monitoringAutomate routine administration and system KPI/reporting tasks through scripting, reducing manual effortSupport security and access-control systems (access control and CCTV) for escalated issues and new-site commissioningContribute to system audit and compliance activities, including access reviews and audit-ready evidenceDevelop and maintain SOPs, technical design documents (TDA/TDD/HLD/LLD), network diagrams, RACI matrices and disaster-recovery proceduresManage and triage work through the ticketing system, ensuring SLA compliance and accurate documentationCoordinate with vendors and Group IT for escalation and technical support, mentor Level 1 administrators, and support the wider Systems Team when needed to maintain cross-training and redundancy