Julianne den Decker

As Senior Vice-President, Project Delivery, Julianne den Decker is responsible for all Canadian Nuclear Major EPC Projects and New Reactors. In this capacity, she is responsible for AtkinsRéalis’s role in the Ontario refurbishment projects at Bruce Power and Ontario Power Generation as well as all new reactor design and delivery including new builds and SMR development support. She leads the Nuclear Sector’s Center of Excellence for Major Project Delivery, and is functionally responsible for all of Nuclear Canada’s project managers and project controls personnel.

Before joining AtkinsRéalis in 2019, Julianne was a Project Director at Aecon supporting the major Ontario Refurbishment Programs. From 2009-2016, Julianne worked for Chicago Bridge & Iron (CB&I) as the Engineering Manager responsible for the AP1000 BOP standard plant design for projects at VC Summer and Vogtle. Prior to that, Julianne spent nine years with Areva/Framatome performing Steam Generator replacements at 13 different nuclear facilities in the USA and working briefly on the EPR plant design.

Julianne is a licenced Professional Civil Engineer in North Carolina and has participated in the Aecon Next Generation Leaders Program, CB&I’s Advanced Leadership Program and Shaw’s Developing Leaders Program. She holds a Bachelor of Science in Civil Engineering from Princeton University. Julianne is also the Chair of AtkinsRéalis’s Ontario chapter of the Equality, Diversity and Inclusion network. She has three young boys and spends a lot of time with them shooting pucks and losing basketball games.