Title: Senior Primary Engineer KBR is seeking an experienced Senior Primary Engineer to join our expanding national Power team.
With major work across Melbourne's transport network — including SRL Linewide and Stations, and the North West Program Alliance — this role provides the prospect to deliver high‐impact engineering outcomes on city‐shaping programs.
As a Senior Primary Lead, you will work both independently and within multidisciplinary teams to deliver substation layouts, equipment specifications and integrated HV primary designs.
You'll collaborate with talented engineers nationwide and contribute to the safe and efficient delivery of high‐voltage infrastructure.




What you'll be doing Technical Delivery Deliver HV substation primary design (11kV–220kV+) including layouts, sections, equipment placement and GA drawings.
Perform equipment selection for transformers, circuit breakers, disconnectors, busbars, surge arresters and earthing systems.
Support insulation coordination, short‐circuit duty checks and HV equipment ratings.
Develop and review earthing designs, lightning protection layouts and clearances.
Ensure compliance with standards, client requirements and rail/delivery frameworks.
Coordination

📌 Senior Primary Engineer (Sydney)
🏢 Kbr
📍 Sydney