Senior Lead Infrastructure Engineer

Role Purpose Provide end-to-end technical support for Business Unit (BU) Security & Access Control Systems (ACS), covering both existing maintenance-phase systems and upcoming initiatives. This role works closely with the BU Project Manager to ensure solution designs, changes, and vendor deliveries are technically sound, aligned with enterprise architecture and ITSS/OTSS standards, and operationally supportable.
This role provides technical consultation and governance support and does not hold final approval authority for ACS projects or changes.
Job Responsibilities & Duties 1. Technical Advisory & Architecture Governance
Provide technical guidance to BU and vendors across ACS systems and new initiatives
Review solution designs to ensure alignment with PSA architecture, scalability, feasibility, and long-term supportability
Identify technical risks, dependencies, and constraints across the system lifecycle
Act as the primary technical point of contact for BU
Draft...