Security Systems Engineer

• Coordinate system-based commissioning plans, vendor schedules, test scripts, site access, work permits, testing windows, and interfaces with Security, DT/OT, Construction, Quality, EHS, and Operations. • Review commissioning procedures, method statements, ITPs, FAT and SAT records, integrated-test plans, cause-and-effect requirements, network dependencies, and acceptance criteria. • Witness and document functional, interface, failover, alarm, communication, recording, access-control, and integrated security tests performed by approved specialists. • Verify readiness of field devices, control-room workstations, servers, storage, networks, power supplies, cybersecurity controls, licenses, time synchronization, and system integrations before testing. • Maintain completion status, test records, defect logs, punch lists, redlines, as-built evidence, training records, asset information, and handover dossiers. • Drive closure of defects, NCRs, vendor actions, integration issues, cybersecurity approvals, and HCIS/SAIS evidence gaps, verifying objective evidence before acceptance. • Coordinate operations training, competency transfer, operating procedures, maintenance plans, spares, licenses, warranties, service contracts, and control-room readiness. • Support temporary security measures and risk-based operating arrangements while permanent systems or authority-dependent items remain incomplete. • Assist security operations during early operations by coordinating system stabilization, alarm rationalization, defect response, vendor support, and performance monitoring. • Escalate schedule, compliance, integration, resource, and operational-readiness risks early with clear decision needs and recovery actions. • Experience on an industrial, energy, oil and gas, infrastructure, hydrogen, ammonia, or other high-security mega-project.