10 NRG Energy engineering leaders
Robert Patrick, Senior Vice President, Head of Development, Engineering & Construction at NRG Energy, is the most senior current member of this group of NRG Energy engineering leaders, which also includes plant, development and software engineering directors at NRG and Vivint. A reader can learn how engineering leaders work at NRG Energy from people who have held the role.
Professionals to explore
Daniel Roscoe
LinkedInExperience: Director Of Engineering · NRG Energy
Daniel Roscoe has been Director Of Engineering at NRG Energy since January 2018, based in Washington, Pennsylvania, and also lists Sr. Manager Electrical and Mechanical Engineering at NRG Energy from 2017. Daniel Roscoe was an Electrical Engineering Manager at GenOn Energy from 2005 to 2012.
James O'Donnell
LinkedInExperience: Director Engineering · NRG Energy
James O'Donnell is a former Director Engineering at NRG Energy, a role held from 1991 to 2018, based in Minneapolis. James O'Donnell was an Engineering Project Manager at Clearway Community Energy - Clearway Energy Inc. from 2018 to 2022 and Sr. Manager Engineering at Cordia from 2022 to 2024.
Jeff Mayo
LinkedInExperience: Engineering Director 1 · NRG Energy
Jeff Mayo has been Engineering Director 1 at NRG Energy since March 2025, based in Glendora, California. Jeff Mayo was Regional Engineering Manager at NRG Energy from 2006 to 2019 and a Plant Engineer at Southern California Edison (SCE) from 2019 to 2025.
Jeff Poole
LinkedInExperience: Sr. Director, Software Engineering · Vivint
Jeff Poole has been Sr. Director, Software Engineering at Vivint since January 2023, and the profile headline reads Sr. Director, Software Engineering at Vivint/NRG. Jeff Poole was Director, Platform Engineering at Vivint from 2018 to 2023 and DevOps Manager Sr. Manager there from 2016 to 2018.
Lanny Lin
LinkedInExperience: Vice President of AI & Engineering · Vivint
Lanny Lin has been Vice President of AI & Engineering at Vivint since December 2025 and also lists Sr. Director of Engineering & Data Scientist at Vivint from 2017 to 2026. Lanny Lin was a Principal Data Scientist at Vivint from 2014 to 2017, based in Orem, Utah.
Rich Boccuzzi
LinkedInExperience: Senior Director Of Engineering · Vivint
Rich Boccuzzi has been Senior Director Of Engineering at Vivint since November 2017, based in the Boston area. Rich Boccuzzi was Director Of Engineering at Localytics from 2015 to 2017 and Chief Technology Officer at Lavastorm, an Infogix Company, from 2007 to 2013.
Robert Patrick
LinkedInExperience: Senior Vice President, Head of Development, Engineering & Construction · NRG Energy
Robert Patrick has been Senior Vice President, Head of Development, Engineering & Construction at NRG Energy since May 2026 and was Vice President, Head of Development, Engineering & Construction there from 2018 to 2026. Robert Patrick was Vice President, Engineering and Project Services at NRG Energy from 2012 to 2018.
Steve Rose
LinkedInExperience: Senior Director, Development Engineering · NRG Energy, Inc.
Steve Rose has been Senior Director, Development Engineering at NRG Energy, Inc. since April 2007, based in Houston. It is the only role listed on the profile, so Steve Rose's experience shown here sits entirely within development engineering at NRG Energy.
Tim Johnston
LinkedInExperience: Director of Engineering · NRG Energy
Tim Johnston is a former Director of Engineering at NRG Energy, with Director of Engineering roles there listed from 2000 to 2010 and from 2010 to 2022. Tim Johnston also lists Director Of Engineering at Clearway Community Energy Inc. from 2018 to 2022 and Director of Engineering CORDIA at Cordia from 2022 to 2025.
Todd Smith
LinkedInExperience: Senior Director of Software Engineering · NRG Energy
Todd Smith has been Senior Director of Software Engineering at NRG Energy since December 2025 and was Director of Software Engineering there from 2022 to 2025. Todd Smith was Senior Engineering Manager at Vivint from 2019 to 2022 and Software Engineering Manager at Vivint from 2016 to 2019.
Choose the right perspective
Match the person's engineering area, as named in their title, to your question: plant and development engineering or software and platform engineering. Check each person's dates, since a past role may not reflect current practice.
Questions to take into the conversation
- 01How did you decide which engineering work to keep in-house and which to hand to outside firms?
- 02How did you work with operations or product teams when an engineering change affected them?
- 03What did you learn about leading engineering teams in your area?
Reaching NRG Energy engineering leaders
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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.
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