In a significant leadership change, Tim Cook has transitioned the Apple CEO position to John Ternus, the company’s senior vice president of hardware engineering. Starting Tuesday, Ternus now oversees the operations of one of the most valuable companies globally. While he may not be a familiar name outside of dedicated Apple fans, Ternus had largely stayed out of the limelight until his appointment as Cook’s successor was announced in April.
Ternus takes on the CEO role at a pivotal moment for Apple, as the company prepares for its upcoming iPhone launch event next week, showcasing its latest hardware offerings. Additionally, Apple is set to introduce an upgraded Siri AI experience, powered by Google’s Gemini technology.
“I find great reassurance in passing the leadership to someone as bright, capable, and wonderful as John,” Cook stated in a message to staff on his final day as CEO. “Few individuals grasp the essence of creating world-changing products the way John does, and I am genuinely enthusiastic about his leadership.”
Cook will continue with Apple as executive chairman.
John Ternus’s Tenure at Apple
At 51 years old, Ternus has spent 25 years at Apple, marking nearly half of his life with the company. He joined the product design team in 2001 after working briefly at a virtual-reality device manufacturer. Ternus rose through the ranks, becoming vice president of hardware engineering by 2013 and was elevated to senior vice president in 2021.
Being 15 years younger than Cook, Ternus was among the youngest candidates speculated for the CEO position, suggesting that Apple aims for long-term leadership continuity. The company has only had two CEOs in the 21st century, highlighting this commitment.
Ternus, who views Cook as a mentor, previously led all hardware engineering at Apple—a crucial role given the company’s reputation for iconic products like the iPhone and MacBook.
During a 2024 commencement address at his alma mater, the University of Pennsylvania’s engineering school, Ternus shared insights from his experience at Apple that potentially reveal his character. He emphasized the importance of confidence coupled with humility, stating, “Always assume you’re as smart as anyone else in the room, but never assume you know as much as they do.”
In a tech landscape filled with strong personalities, Ternus’s emphasis on humility stands out, especially as he recently joined the social platform X.
Ternus’s Leadership on Projects at Apple
Ternus’s journey at Apple began with evaluating components for the Apple Cinema Display, an early model of desktop monitors. He vividly recounts a moment from his first year where he found himself at a supplier’s facility late at night, counting grooves on a screw, questioning if this level of detail was typical in his role.
Over time, his responsibilities expanded significantly. He may not be analyzing screws anymore, but he continues to prioritize precision. In a discussion about Steve Jobs, Ternus reflected on the co-founder’s commitment to craftsmanship, conveying admiration for Jobs’s attention to detail even in unseen aspects of a product.
Ternus has since spearheaded hardware developments across Apple’s range, including the launches of AirPods, Apple Watch, and Vision Pro. He played a vital role in the transition to Apple silicon, a significant technical upgrade.
Most notably, he contributed to the development of the MacBook Neo, an innovative and cost-effective laptop that utilizes various clever hardware design trade-offs.
“We always aim to deliver quality products that reflect the Apple experience. For the Neo, this meant building something entirely new while leveraging the technologies we’ve honed over years of designing Macs, phones, and iPads,” Ternus remarked.
Moving forward as CEO, Ternus will guide Apple in navigating the competitive AI landscape and determining the future of the technology behind the Vision Pro.
Additional Insights on John Ternus
Ternus was a member of the swimming team at Penn, where he engineered a feeding arm for individuals with quadriplegia as his senior project. Additionally, records indicate that in 2021, he contributed $2,900 to Senator Chuck Schumer’s campaign.
Beyond these details, Ternus has largely maintained a low public profile.
This article was originally published on April 20, 2026, and has been updated to reflect that Ternus has now taken on the CEO role.
