Last updated:2025-09-13

Stephon Tonko's email & phone

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Position:Chief Operations Officer at Rivera Group

Experience:33 years

Location:Nogales, Arizona

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Analytics

According to LinkedIn Stephon Tonko started working on 1992, then the employee has changed 9 companies and 22 jobs. On average, Stephon Tonko works for one company for 1 year 6 months. Stephon Tonko has been working as a Chief Operations Officer for Rivera Group for 214 days. If you are interested in this candidate, contact him directly by using contact details provided by SignalHire.

Work Experience

Chief Operations Officer at Rivera Group

Mar 2025 - Current

Deputy Director at Office of the Secretary of Defense

May 2023 - Feb 2025

Director, USSPACECOM Joint Integrated Space Team (JIST) & LNO to USCYBERCOM/NSA at U.S. Space Command

Jun 2020 - May 2023

Director, Host Nation Coordination Cell at Air Forces Central Command

Jun 2017 - Jun 2020

Director of Strategic Plans, Programs, Requirements & Assessments at Air Force Space Command

Jul 2014 - Jun 2017

Director of Staff - 379 AEW at Air Force Space Command

Jan 2016 - Aug 2016

Chief, Space Capabilities Integration at United States Department of the Air Force

Jul 2013 - Jul 2014

Division Chief, Program Support - (STOC/SAPCON) at The Joint Staff

Jun 2009 - Jul 2013

Deputy Commander, Space Test Group at Air Force Space Command

Jul 2008 - Jun 2009

Commander, Space Test Squadron at Air Force Space Command

Jun 2006 - Jul 2008

Executive Officer to the Director of Space Acquisition at United States Department of the Air Force

Mar 2005 - Jun 2006

Program Element Monitor (PEM) - Space Control at United States Department of the Air Force

Jun 2004 - Mar 2005

Division Chief, Counterspace Sustainment at Air Force Space Command

Aug 2003 - Jun 2004

Chief, Counterspace Programs Branch at Air Force Space Command

Aug 2002 - Aug 2003

Chief, Tactical Space Branch at United States Department of War

Aug 2001 - Aug 2002

Deputy Director, Program Integration & Test at United States Department of War

Aug 2000 - Aug 2001

Division Chief, Special Programs - Space at Air Force Operational Test and Evaluation Center

Oct 1999 - Aug 2000

Special Programs Test Director at Air Force Operational Test and Evaluation Center

Oct 1998 - Oct 1999

Space Based Infrared Systems (SBIRS) Effectiveness Manager at Air Force Operational Test and Evaluation Center

Feb 1998 - Oct 1999

Chief, 91st Missile Wing Codes Training (Minuteman III ICBM) at Air Force Space Command

Feb 1997 - Feb 1998

Flight Commander | Weapon System Instructor | Wing Command Post (Minuteman III ICBM) at Air Force Space Command

Jun 1995 - Feb 1997

Missile Combat Crew Commander & Deputy Missile Combat Crew Commander (Minuteman III ICBM) at Air Combat Command

Dec 1992 - Jun 1995

Student - Undergraduate Missile Training (Minuteman III) at Air Combat Command

Aug 1992 - Dec 1992

Education

Master of Science - MS at University of North Dakota

Bachelor of Arts - BA at The College of St. Scholastica

Joint and Combined Warfighter School at Joint Forces Staff College, National Defense University

University of North Carolina at Chapel Hill

Alan L. Freed Associates

Current Company Information Rivera Group

Name: Rivera Group

Speciality: Information Assurance, Hardware and Software Integration, IT Operations and Maintenance, Software Development, Project Management, Creative Services, IT Staffing, Web Development, RMF, Big Data, Automation, Software Engineering

Location: Jeffersonville, Indiana, United States

Employees: 100-200

Description: Rivera Group is an SDVOSB accredited supplier of IT services with deep roots in the U.S. military. They have built a deep bench of talent for DoD and Civilian agencies within the F...

Frequently Asked Questions

How long has Stephon Tonko been working as a Chief Operations Officer?

Stephon Tonko's total experience in various companies as a Chief Operations Officer 7 months.

What is Stephon Tonko's minimum period of employment in the companies?

Stephon Tonko's minimum period of employment in various companies is 4 months.

What is Stephon Tonko's average duration of employment for different companies?

On average, Stephon Tonko works for one company for 1 year 7 months

What industries has Stephon Tonko worked in?

Stephon Tonko works in the Information Technology and Services. Previously, Stephon Tonko worked in the Military.

What positions has Stephon Tonko held before?

Previously, Stephon Tonko worked as a Deputy Director, and Director, USSPACECOM Joint Integrated Space Team (JIST) & LNO to USCYBERCOM/NSA, and Director, Host Nation Coordination Cell , and Director of Strategic Plans, Programs, Requirements & Assessments , and Director of Staff - 379 AEW .

How do I contact Stephon Tonko?

Stephon Tonko's email address is s*******t@riveragroup.com, phone number is +1-***-***-7429. Sign up to get contact details.

Who are Stephon Tonko's peers at other companies?

Stephon Tonko's peers at other companies are Katie Lambert and Isabel and Kirsten Zachman

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