Stewart Digney
About Stewart Digney
Stewart Digney is a Production Technician on the Wheatstone platform at Chevron in Australia, with extensive experience in hydrocarbon processes and various operational roles.
Title
Stewart Digney holds the position of Production Technician on the Wheatstone platform, currently working with Chevron in Australia.
Company
Stewart Digney is currently employed at Chevron, serving as a Production Technician on the Wheatstone platform based in Australia.
Previous Work Experience
Prior to his current role, Stewart Digney accumulated extensive experience in the field. He worked at Santos Ltd for 11 years (2011-2022) in Bayu Undan, Timor Sea, handling roles such as CCR/SPA/Remote Wellhead Platform PIC/Production Operations Technician. Before that, Digney was employed at MODEC Management Services for 2 years (2009-2011) working on FPSO Pyrenees Venture as a CCR/Senior Production Operations Technician. He also served at Maersk FPSO for 2 years (2007-2009) on Ngujima-Yin FPSO, NWS Australia, as CCR/Senior Production Operations Technician and relief Operations Supervisor. From 2000 to 2007, Digney worked at Oceaneering on the Ocean Legend as a CCR/Senior Production Operations Technician and Relief Production Supervisor. Earlier in his career, he spent a decade from 1990 to 2000 working for various diving companies as a Commercial Diver/Diving Supervisor in Australia.
Education and Expertise
Stewart Digney holds a Certificate IV in Process Plant Technology, an accreditation that supports his extensive practical experience in hydrocarbon processes. His skills are comprehensive, particularly in start-up, commissioning, and various operational aspects. He is proficient in operating distributed control systems (DCS) like Honeywell, Siemen Moore, ABB, and Yokogawa. Additionally, Digney is skilled in subsea and topside wellhead operations and proficient in condensate fractionation, cold train PCHE, and turbo expander operation.
Technical Skills and Experience
Stewart Digney boasts a broad range of technical skills. His expertise covers gas dehydration, re-injection/export, and flash gas recovery. Digney is knowledgeable about oil/condensate separation and stabilization, including up to three-stage separation and hydrostatic coalescer operation. In the field of produced water treatment, he has experience with FEB/REB injection, hydro cyclone, gas flotation unit operation, and produced water reinjection. Furthermore, Digney's skills extend to gas turbine compressor/generator operation and utility operations, including hot oil heating trains and various cooling systems. He is also proficient in using maintenance management systems such as SAP and AMOS. His comprehensive skill set is augmented by his ability to operate RO units, HVAC units, and air/nitrogen generation systems.