- Accenture Federal Services has appointed a new cybersecurity chief
- Parker previously led information security at BCG Federal
- The 2026 FedCiv Summit will explore AI adoption, cybersecurity and more
Nathaniel Parker, a cybersecurity executive and U.S. Marine Corps veteran, has joined Accenture Federal Services as chief information security officer.
As Accenture Federal Services adds new leadership to its cybersecurity organization, federal civilian agencies continue to modernize their IT environments and strengthen their defenses. Government and industry leaders will gather at the Potomac Officers Club’s 2026 FedCiv Summit on Oct. 29 to discuss AI adoption, zero trust, federal shared services, AI-driven IT modernization and more. Reserve your spot now to hear firsthand from the leaders driving the future of federal IT.
Accenture Federal Services announced Parker’s appointment in a LinkedIn post published Tuesday.
What Will Parker Do as CISO?
As CISO, Parker will guide Accenture Federal Services’ cybersecurity strategy across the company and work to harden its defenses against increasingly complex cyberthreats. The company said the appointment also supports its commitment to maintaining client confidence.
Accenture Federal Services cited Parker’s track record managing cyber operations, insider threat initiatives, information assurance and data protection for government and national security organizations, along with his military background.
Who Is Nathaniel Parker?
Parker is a cybersecurity executive whose career spans the private sector, federally funded research and the military.
According to his LinkedIn profile, Parker spent about seven years as CISO of BCG Federal, a wholly owned subsidiary of Boston Consulting Group. He joined BCG in 2016 and worked as a data loss prevention service owner and information protection manager before becoming CISO.
He previously worked at MIT Lincoln Laboratory from 2008 to 2016, first as an information system security officer and later as a senior security engineer. Before that, he was an information systems security officer at BAE Systems.
Parker served in the Marine Corps from 1999 to 2004, holding the rank of staff sergeant as a Marine embassy guard with postings in Vietnam and Turkey. He later served as a chief warrant officer 2 in the Army National Guard from 2006 to 2012.
The American Military University IT management graduate holds a master’s degree in computer and information systems security from the same institution. His credentials include the Certified Chief Information Security Officer and Certified Ethical Hacker certifications from EC-Council, as well as the Certified Information Systems Security Professional certification, according to his profile.
What Other Moves Has Accenture Federal Services Made Recently?
Parker’s appointment follows other leadership changes at AFS. In January, the company named Garrett Berntsen chief AI officer, and in August, it added Juliane Gallina, former CIA deputy director and a two-time Wash100 awardee, to its board of directors.
AFS has also been expanding its work in secure environments. In September, the company won a potential $480.4 million Army contract to develop an AI-enabled task management platform that will operate across unclassified and classified networks. Earlier, in May, it partnered with OpenAI to help agencies adopt AI, including support for FedRAMP-aligned implementation pathways.
In June, Accenture agreed to acquire a majority stake in Dragos and all of runZero and NetRise in a $4.2 billion deal to expand its operational technology cybersecurity capabilities.
