John Heller

Chief Executive Officer at Amentum Holdings Inc

Since 2022

Age

62 years

Education

Graduated from the U.S. Military Academy at West Point and earned an MBA from the University of Pittsburgh.

Tenure

Joined Amentum (AMTM) in 2022 as Chief Executive Officer.

Also at Amentum Holdings Inc

Jill Bruning

Chief Technology Officer

Sean Mullen

Chief Growth Officer

SAA

Stephen A. Arnette

Chief Operating Officer

About

John Heller has a solid background built upon military service and a strong educational foundation, which includes graduating from the U.S. Military Academy at West Point and earning an MBA from the University of Pittsburgh. His early career was marked by leadership roles in both the public and private sectors, including active service in the U.S. Army and significant stints at diverse companies, providing a blend of strategic and operational expertise.

Before taking on the role at Amentum, he served in senior leadership positions such as CEO of PAE from 2013 to 2021, Senior Vice President and COO at Engility Corporation from 2012 to 2013, and various roles at Harris Corporation and other industry-leading organizations. His broad experience in managing large-scale operations has been instrumental in shaping his approach to business and leadership.

Since joining Amentum in 2022 as Chief Executive Officer, he has played a pivotal role in executing major strategic initiatives including the integration of two multi-billion-dollar acquisitions and the merger with Jacobs' Critical Mission Solutions business, propelling the company to a leading position in engineering, system integration, and project management services. His remarkable track record, spanning nearly 39 years of leadership and over 14 years as a CEO, continues to drive forward a vision of innovation and operational excellence at Amentum.

$AMTM Performance Under John Heller

Past Roles

Organization	Role	Date Range	Details
PAE	CEO and President	2013-2021	Served as CEO and President before joining AMTM
Engility Corporation	Senior Vice President and Chief Operating Officer	2012-2013	Held role following its separation from L-3 Communications
L-3 Communications	President, Professional Support Services Division	Before 2012	Served prior to the corporate separation
Harris Corporation	President of Harris IT Services	2007-2012	Held several leadership positions
Multimax, Inc.	President and Chief Operating Officer	2006-2007	N/A
Netco, Inc.	Chief Executive Officer	2004-2006	N/A
Rentport, Inc.	Chief Executive Officer	N/A	His first CEO position at a portfolio company of Catterton Partners
Deloitte Consulting	Consultant	N/A	Worked in consulting for a decade
U.S. Army	Logistics Officer (various leadership positions)	N/A	Started his career in various leadership roles

External Roles

Organization	Role	Date Range [N/A]	Details
University of Pittsburgh	Member of the Global Advisory Council to the Chancellor	N/A	Active academic advisory role
Professional Services Council	Vice Chair	N/A	Active leadership role

Fixed Compensation

Data from FY 2025

Component Name	Amount	Payment Schedule	Additional Details
Base Salary (FY2025)	$1,225,000	Annual	Fixed annual base salary
Employer Contributions to 401(k)	$10,350	Annual	Employer matching contribution
Employer Paid Insurance Premiums	$7,417	Annual	Covers insurance premiums
Executive Medical and Wellness Contributions	$11,400	Annual	Contribution for executive health and wellness
Other Compensation	$1,543	Annual	Includes dental, supplemental medical, life, and accidental cover

Performance Compensation

Data from FY 2025

Short-Term Incentive Plan (STIP)

Metric	Weight	Target Amount	Vesting Schedule	Additional Details
Adjusted EBITDA	65%	N/A	Annual payout	Accountability tied to overall performance
Days Sales Outstanding (DSO)	20%	N/A	Annual payout	Detailed thresholds not provided
Net Debt Reduction	15%	N/A	Annual payout	Detailed thresholds not provided
Overall STIP Target	-	$1,715,000 (140% of Base Salary)	N/A	Base Salary reference: $1,225,000

Performance-Based RSU Grant

Performance Metrics: Based on 3-year Cumulative Free Cash Flow and 3-year Cumulative Adjusted EBITDA weighted equally at 50% each.
Vesting Schedule: Vests after a 3-year performance period .
Additional Details: Specific thresholds, targets, grant date, grant date fair value and grant date stock price are not provided in the available documents.