Executive Leadership

John Heller
Chief Executive Officer

Steve Arnette
Chief Operating Officer

Travis Johnson
Chief Financial Officer

Luis German
Chief Information Officer

Roela Santos
Chief Marketing & Communications Officer
Business Group Presidents

Dr. Karl Spinnenweber
President, Mission Solutions

Jennifer Walsmith
President, Intelligence & Cybersecurity Business

Mark Walter
President, Engineering & Technology

Adam Harrison
SVP, Strategy & Corporate Development
Adam Harrison serves as the senior vice president and head of strategy and corporate development for Amentum. In this role, Adam is responsible for leading the development and execution of Amentum’s corporate growth strategy including mergers and acquisitions (M&A) related initiatives.
Nathan Rutledge is Senior Vice President and Head of Investor Relations. He spearheads all investor relations activities and is responsible for articulating the long-term strategy, business model and financial performance to its shareholders...
Karina is the Chief Ethics & Compliance Officer at Amentum. Her responsibilities include Amentum’s ethics and compliance program, Amentum’s Code of Conduct, as well as training the workforce on ethics and compliance issues and leading investigations as needed.
Dr. Rob Smith is Vice President of Diversity, Equity & Inclusion at Amentum. In this role, he is responsible for leading our diversity, equity and inclusion vision and strategy by developing and implementing programs and initiatives that advances Amentum’s business objectives and reinforces our organization’s culture.