Engineering professionals in Aviation
Most of these aviation engineers work on the airline side: eight hold or held engineering titles at Delta Air Lines, United Airlines, Alaska Airlines, Lufthansa, Cebu Pacific Air and Aegean Airlines, and two work at Boeing and Jet Aviation. Their titles cover fleet engineering, powerplant, avionics, continuing airworthiness and operations support, so a call fits decisions on fleet reliability, engine programs or cabin and interiors work.
Professionals to explore
Christopher Hartman
LinkedInExperience: Managing Director, Aircraft and Customer Experience Engineering · United Airlines
Next-generation aircraft hard product development is what Christopher Hartman describes leading. At United Airlines, Hartman has been Managing Director, Aircraft and Customer Experience Engineering since 2023, with Managing Director, Fleet Engineering (2020–2023), Managing Director, Product Engineering (2013–2020) and Director, Interiors Engineering (2011–2013) roles, and was Senior Manager, Interiors Engineering at Continental Airlines (2008–2011).
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Dirk Kowalzik
LinkedInExperience: Former Senior Director, Head of Continuing Airworthiness Engineering · Lufthansa
Brussels Airlines has had Dirk Kowalzik as Head of Technical Division and NPCA since 2026; Kowalzik was Senior Director, Head of Continuing Airworthiness Engineering at Lufthansa (2020–2026). At Lufthansa Technik, Kowalzik held Senior Director Line Maintenance Cont. (2017–2021), Managing Director at Lufthansa Technik Milan (2015–2018) and Head of Aircraft Maintenance (2013–2015), a fit for airworthiness and maintenance questions.
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Jay Tison
LinkedInExperience: General Manager, Boeing Fleet Engineering Team · Delta Air Lines
Several fleet types appear in Jay Tison's Delta Air Lines titles: Fleet Team Engineering Manager for the A220 (2019), A330 (2017–2019) and MD88 90 (2016) fleets, plus Propulsion Engineer (2011–2016) and, since 2019, General Manager, Boeing Fleet Engineering Team. That view across several fleet types suits Tison for questions on fleet engineering.
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Joe Nolan
LinkedInExperience: Former Director Of Engineering · Alaska Airlines
Joe Nolan was Director of Engineering at WestJet (2019–2022) and Director Of Engineering at Alaska Airlines (2011–2019), with an Interim Managing Director role there in 2018 and Director, Fleet Engineering (2004–2011). Nolan names aircraft safety, compliance, technical support and continuous improvement as focus areas, which makes for a good read on airline engineering at WestJet and Alaska Airlines.
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John Apostol
LinkedInExperience: Director - Powerplant Engineering · United Airlines
John Apostol has been Director - Powerplant Engineering at United Airlines since 2025. At American Airlines, Apostol was Senior Manager - 777 Fleet & DMCC (2023–2025), Senior Manager - Widebody Powerplant (2021–2023), Principal Engineer - GEnx Program (2019–2021) and Lead Engineer - GEnx Program (2014–2019), so suits questions on widebody engine programs.
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Mary Moran
LinkedInExperience: 777 Director of Engineering · Boeing
777 Director of Engineering at Boeing since 2022, Mary Moran held 777 Airplane Integration Chief Engineer (2020–2022), 777 Fleet Chief Engineer (2018–2020), Director of Engineering & Regulatory Affairs (2015–2018) and Safety Certification & Performance Leader (2014–2015) roles there. Moran describes 15+ years across aviation, customer service and regulatory work, a fit for questions on supporting an in-service 777 fleet.
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Nicolas S.
LinkedInExperience: Director mechanical and electrical Engineering · Jet Aviation
Up to 200 engineers and drafters is the management capacity Nicolas S. describes. At Jet Aviation, Nicolas S. has been Director mechanical and electrical Engineering since 2021, with Director Mechanical and Systems Engineering (2018–2021) and Manager Mechanical Engineering MRO (2017–2018) roles there, and was Head Of Engineering Airframe (2015–2016) and Deputy Head of Design (2014–2015) at Akka Technologies.
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Shevantha Weerasekera
LinkedInExperience: VP Senior Advisor Engineering & Fleet Management · Cebu Pacific Air
CAMO, Part 145 and Part 21J work are the areas Shevantha Weerasekera names. Since 2022, Weerasekera has been VP Senior Advisor Engineering & Fleet Management at Cebu Pacific Air and a board member of Aviation Partnership Philippines, and was Head of Engineering & Head of Design Organisation (EASA GCAA) at Etihad (2014–2020) and Head of Design Organization (EASA GCAA) at Abu Dhabi Aircraft Technologies (2012–2014).
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Tony Muller
LinkedInExperience: Director of Operations Support Engineering Chief Engineer · Delta Air Lines
Chief Engineer at Delta TechOps is how Tony Muller describes the role of Director of Operations Support Engineering Chief Engineer at Delta Air Lines, held since 2019. Muller's other Delta roles include Director of Fleet Engineering (2016–2019), Director - Component and Operations Support Engineering (2014–2016), General Manager - Operations Support Engineering (2004–2014) and Manager - Liason Engineering (1997–2004).
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Zacharoula Stamataki
LinkedInExperience: Head of Avionics Engineering · Aegean Airlines
Zacharoula Stamataki has been Head of Avionics Engineering at Aegean Airlines since 2023 and was Airframe and Development Engineer there (2018–2023). Stamataki also worked as After-sales technical support engineer at Inaccess by Power Factors (2016–2018), and the move from airframe development into the avionics lead fits questions on avionics modifications at an airline.
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Choose the right perspective
Fleet reliability and engineering support questions fit Tony Muller, Jay Tison, Joe Nolan and Shevantha Weerasekera, and engine questions fit John Apostol, whose titles include powerplant and GEnx program roles. For cabin and interiors, Christopher Hartman; for airworthiness and maintenance, Dirk Kowalzik; for Boeing's side of an in-service fleet, Mary Moran; Nicolas S. and Zacharoula Stamataki cover mechanical, electrical and avionics engineering.
Questions to take into the conversation
- 01Which recurring component or engine issues drive the most unscheduled maintenance on an airline fleet, and when do engineers decide the fix needs to change?
- 02How do airline engineering teams work with the aircraft or engine maker when a fleet-wide reliability problem appears?
- 03What does a cabin or avionics modification have to clear in certification and airworthiness review before it can roll out across a fleet?
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.