Tommy Joyner in

Tommy Joyner

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CTO at Amperesand
📍 Reno, Nevada, United States

Tommy Joyner is the CTO at Amperesand, specializing in energy product design for EV batteries and storage systems. An experienced technical leader in power electronics, software, and manufacturing, he holds a BS from the University of Nevada, Reno. Colleagues describe him as talented, dependable, and hard-working.

His background suggests a unique blend of deep technical knowledge and an interest in humanities. While his career is rooted in solving complex engineering challenges, his advanced education points to a broader intellectual curiosity beyond his primary field.

Uniquely, he holds a Master of Arts degree from Southern Evangelical Seminary, indicating a strong interest in theology.

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Experience
10 Years
Current Role
CTO
Location
Reno, Nevada, United States
Personality Overview

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Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Tommy cares about

Energy Product Design
He is focused on developing EV batteries and both residential and industrial energy storage systems, leveraging his experience from Tesla and Generac.
Building Technical Teams
Passionate about creating innovative engineering teams that operate on first principles. He is actively recruiting for his teams at Amperesand.
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Career

Work history

1-2025 - 4-2025
CTO
Amperesand
1-2023 - 1-2025
VP of Engineering, Clean Energy
Generac Power Systems
8-2021 - 1-2023
Sr Manager Battery Electronic Design and Core Test Engineering Techology
Tesla
3-2019 - 8-2021
Sr. Manager, Core Test Engineering Technology
Tesla
3-2018 - 3-2019
Manager, Core Test Engineering Technology
Tesla
In the press

Media appearances

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Education
2000 - 2003
BS
University of Nevada, Reno
2009 - 2014
Master of Arts (M.A.)
Southern Evangelical Seminary
Social presence
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Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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