07 3184 3510 [email protected]

Kieran MacKellar : Senior Engineer                                          

Kieran has over 15 years’ operational experience in the Oil and Gas Industry. Kieran started his career in 2006 after graduating from Robert Gordon University in Aberdeen, Scotland, with a BEng (Honours) in Mechanical Engineering Systems. Kieran joined Halliburton in Aberdeen, Scotland, as a Cementing Engineer, spending time working on Projects in the UK North Sea, Holland, Norway, Faroe Islands, Ireland, Canada, USA, Russia, PNG, Thailand and Australia, progressing to the role of Senior Engineer in his 8 years with the company. During his time with Halliburton Kieran worked with clients such as ExxonMobil, Chevron, Woodside, Eni, Oil Search and Talisman providing Cementing Engineering solutions to Drilling teams on a number of projects in Deepwater Drilling, Plug and Abandonments and HPHT wells both onshore and offshore.

In Late 2013 Kieran made the switch to an Oil & Gas Operator, joining Origin Energy’s Drilling and Completions team. Kieran spent time working on challenging workover and well integrity issues. During his time with Origin, Kieran was involved in the planning and execution of engineering operations such as plug and abandonments, hot tapping of wellheads, cement squeezes, water shut off remediations, coiled tubing interventions, TCP operations, Underbalanced snubbing and well completions in both Origin’s CSG and Conventional portfolios.

Kieran joined the inGauge Energy team in April 2018 as a Senior Well Engineer in Drilling and Completions, initially providing engineering on legacy oil and gas well abandonments in NSW with complex well integrity issues. More recently, Kieran has been working as part of a team drilling and completing four carbon capture CO2 injection wells in the Ottaway basin. His most recent project in September 2020 involved drilling a 2800m CO2 injection well in the Surat Basin.


  • Bachelor of Engineering, Mechanical Engineering Systems, Robert Gordon University, Aberdeen, Scotland, 2002-2006
  • Registered Professional Engineer of Queensland (RPEQ)
  • National Engineering Register Certified Engineer (NER)
  • Member of the Institution of Engineers Australia (MIEAust)

Work Summary

  • inGauge Energy since 2018
  • 5 Years with Origin Energy
  • 8 Years with Halliburton Energy Services