How Clear Communication and Calculated Risk-Taking Built a Leadership Career | Sebastien Jean

When Sebastien Jean was five years old, he organized all the neighborhood kids into a military parade after seeing his first air show. Kids much older than him willingly followed this little commander up and down the street for 20 minutes while parents watched from their porches. That early leadership moment would eventually lead him to become CTO of Fizon Electronics, a company that makes 20% of the planet's SSDs.Sebastien shares how his unconventional path through the Army Reserve Signal Corps taught him that to be a good leader, you first have to be a good follower. Discover why he believes the most important leadership skill is understanding that everybody has a boss, and if your ego is always involved, you'll never succeed in a larger organization.Learn why Sebastien deliberately adds extra words and pauses to his speech to avoid shutting down conversations, how he coaches his nine-year-old son that politeness requires longer explanations, and why saying "I don't know" creates psychological safety that unlocks better solutions from your team. He reveals the critical difference between over-specifying requirements and giving talented engineers ownership through clear objectives without prescribed implementation.Sebastien breaks down why the number 648.973256 and 650 convey the same thing in presentations but one creates unnecessary cognitive load, how forward framing gets people to care before you present technical details, and why you should round complex data to the nearest multiple of 50 unless you're building car motors.Discover how Sebastien helps risk-averse engineers get comfortable with uncertainty through strategic proof of concepts and staging devices, why he believes he's "at least as dumb as that other guy over there" to give himself permission to ask for help, and how creating safe spaces for incomplete answers leads to breakthrough innovations.From building enterprise SSDs to launching new product classes in 2026, Sebastien explains why the quiet people in meetings are his canary in the coal mine for team health, how he balances aggressive risk-taking with calculated experiments, and why great leaders focus on enabling their teams rather than micromanaging implementation details.Whether you're leading hardware teams, managing firmware development, or trying to build a culture where smart people feel comfortable being wrong, this conversation offers battle-tested frameworks from someone who's led technical teams for decades across continents.Connect with Sebastien Jean:LinkedIn: https://www.linkedin.com/in/sjean233/Company: Fizon Electronics (Enterprise brand: Piscari)Subscribe for more conversations with technology leaders who understand that your job as a leader is to make your boss's life easier while simultaneously enabling your team to do their best work. Share this with leaders who need permission to say "I don't know" more often.I hope you enjoy this episode! Give it a like, share, and subscribe to not miss the content coming your way weekly. – Bill and the 40 % Better podcast teamConnect with Bill on LinkedIn: https://www.linkedin.com/in/wblennan/ Visit the 40 Percent Better website here: https://40pb.com/Listen to 40 % Better on these podcast platforms:Spotify: https://open.spotify.com/show/6qkqdMPkR9BqYPM7UPa4P0Apple Podcasts: https://podcasts.apple.com/us/podcast/40%25-better---engineering-leadership/id1709546347 Amazon Podcasts: https://music.amazon.com/podcasts/01ad162e-7a33-4df4-8c29-04c4af0405fc/40-better---engineering-leadership#40PercentBetter #BillLennan #Leadership #TeamPerformance #EmployeeEngagement #PsychologicalSafety #BusinessGrowth #Kaizen #EngineeringLeadership #Coaching The 40% Better podcast with Bill Lennan unlocks previously unheard-of performance levels in teams and leaders. Bill Lennan, founder of 40 Percent Better, interviews experts on employee engagement, psychological safety, engineering leadership, and actionable mental models. Learn how to foster high-performing teams, improve team productivity, and achieve sustainable success in business through a focus on human-centered systems. #technologyleadership #productmanagement #engineeringleadership #leadershipdevelopment #careergrowth #podcast