About AMS Abertis Mobility Services, is a global leader in toll-based mobility solutions. With operations in the United States, Netherland, France, UK, Ireland, Puerto Rico, Chile, Canada, and Croacia, we deliver cutting-edge services and technologies for Road Authorities and Highway Concessionaires. Our 700+ employees across 10 countries work together to transform urban and interurban mobility worldwide. JOB PURPOSE The Operations & Maintenance (O&M) Engineer is responsible for providing 24/7 first- and on occasion, second-line operational support for roadside tolling services and associated systems. The role acts as the initial point of technical response for incidents and service requests, delivering first-time-fix where possible, performing structured fault diagnosis, and escalating complex issues in line with agreed SLAs and ITIL-based processes. The position combines remote systems support, operational service management and on some occasions field-based engineering, ensuring the availability, performance, and safety of roadside infrastructure and supporting applications. RESPONSIBILITIES Operational Support & Incident Management Provide L1/L2 technical support for business-critical roadside tolling services on a 24/7 basis. Monitor services, systems, and applications, identifying and responding to incidents, alarms, and service degradation. Perform initial fault diagnosis, triage, categorisation, and prioritisation of incidents. Resolve known and repeat issues using standard operating procedures (SOPs) and documented runbooks. Escalate unresolved or complex incidents to L2/L3 support teams with full diagnostic detail and impact assessment. Maintain timely, accurate ticket updates and ensure incidents and problems are progressed within agreed SLA targets. Roadside Engineering & Infrastructure Support Investigate and rectify faults on roadside equipment and supporting infrastructure, including: ANPR and CCTV cameras Laser scanners DSRC beacons and RFID antennas Network switching and connectivity Servers, PCs, laptops, and peripheral equipment Install, configure, test and troubleshoot approved hardware, software, and bespoke applications in line with documented procedures. Support and implement pre-approved changes to software, hardware, and infrastructure under formal change management processes. Maintain onsite toolkits and manage spares in line with operational and project requirements. Systems, Documentation & Continuous Improvement Prepare and maintain technical documentation in accordance with company standards and ISO 9001 requirements. Review and follow approved implementation, deployment, and circuit designs. Contribute to knowledge bases, SOPs, and service improvement initiatives. Maintain awareness of relevant roadside and tolling technologies and identify opportunities for operational improvement. Health, Safety & Compliance Comply with all workplace method statements, risk assessments, and health and safety requirements, including electrical safety. Ensure all site activities are carried out safely and that visitors are appropriately briefed. Operate in accordance with company policies, regulatory requirements, and customer operational constraints. REQUIREMENTS Technical Skills Basic administration and troubleshooting of Windows Server environments (2012–2022). Exposure to Linux server environments. Understanding of network fundamentals, including LANs, VLANs, IP connectivity, and fault diagnosis. Experience using monitoring and ticketing systems (e.G. SolarWinds, JIRA and other ITSM tools). Basic Active Directory administration and scripting exposure (e.G. PowerShell). Basic SQL and or Postgres administration. Knowledge of installation and maintenance of roadside and field-based systems. Service & Professional Skills Strong analytical and structured problem-solving skills. Excellent customer service and stakeholder communication abilities. Ability to work under pressure while maintaining attention to detail. Strong written documentation and reporting skills. Ability to prioritise workload effectively in a dynamic, operational environment. Methodical, disciplined approach to technical work. Flexible team player capable of working within mobile technical teams and with third-party suppliers. Process & Governance Working knowledge of ITIL-based incident, problem, and change management. Basic understanding of security standards and best practices. Nice to Have Experience within the tolling, transport, or roadside infrastructure sector. Use of Visio, MS Project, and ITSM platforms. Experience producing technical documentation for non-technical audiences.