Skip to main content
Apr
2026

65th Meeting of the Civil GPS Service Interface Committee

Department of Transportation Headquarters building in Washington, DC

The 65th meeting of the U.S. Government’s Civil GPS Service Interface Committee (CGSIC) will be hosted by the U.S. Department of Transportation (DOT) Office of Positioning, Navigation, Timing (PNT) & Spectrum Management and the U.S. Coast Guard (USCG) Navigation Center (NAVCEN). The meeting will be held on 20 & 21 April 2026 at the Department of Transportation Headquarters building in Washington, DC. DOT serves as the civil lead for the Global Positioning System (GPS) and chairs the CGSIC in this capacity. NAVCEN fulfills duties as Deputy Chair and Executive Secretariat for the CGSIC. 

Please register by 03 April 2026.

CGSIC Meeting Registration link: https://forms.office.com/g/rZsq97jqJZ

 

Agenda is subject to change.

Mon, April 20, 2026
8:00am - 8:55am
 Check-In Open
8:55am - 9:00am
 Call to Order Housekeeping

Atrium Main Stage
Mr. Harold Kiffer
CGSIC Executive Secretariat
9:00am - 9:10am
 Welcome/Opening Remarks

Atrium Main Stage
Dr. Christopher Erickson
Chair, CGSIC
9:10am - 9:20am
 Meeting Overview

Atrium Main Stage
Captain Margaret Kennedy
Deputy Chair, CGSIC
9:20am - 12:30pm
 CGSIC Subcommittee Meeting - Surveying, Mapping and Geosciences

Atrium Main Stage

Geospatial infrastructure - 1 hr sub-session
Lucia Tsaoussi (NASA/HQ) or Stephen Merkowitz (NASA/Goddard)
Shachak Peeri (NOAA/NGS)
Christopher Gauthier (USCG Nav Center)

BREAK

GNSS research and addressing the Geodesy Crisis - 1 hr sub-session
Jeff Freymueller. (Michigan State University)
Jihye Park (Oregon State)
Demian Gomez (Ohio State)

GNSS capabilities - 40 minute sub-session
Attila Komjathy (NASA JPL)
Joel Johnson (CU Boulder)

Summary and audience questions
Dan Roman (NOAA/NGS) - Session summary
  • Dr. Dan Roman
    Senior Advisor for Geodesy / National Geodetic Survey / NOAA / National Ocean Service
  • Mr. Neil Winn
    National Park Service, Geospatial Field Data Collection Lead GNSS Positioning and Navigation Coordinator
12:30pm - 1:30pm
 Lunch
1:30pm - 4:30pm
 CGSIC Concurrent Sub Committee Meeting Sessions (Afternoon)

              Timing Subcommittee - Atrium Main Stage

Chair: Dr. Patricia Larkoski, Lead Sensor Engineer, The MITRE Corporation 

Co-Chair: Dr. Bijunath Patla, National Institute of Standards and Technology (NIST) 

 

               International Information Subcommittee – Meeting Room 8/9/10

Chair: Mr. John Wilde, CEO, Spacekeys 

 
Tue, April 21, 2026
8:00am - 8:55am
 Check-In Open
8:55am - 9:00am
 Call to Order/Housekeeping

Atrium Main Stage
Mr. Harold Kiffer
CGSIC Executive Secretariat
9:00am - 9:05am
 Welcome/Opening Remarks
Dr. Christopher Erickson
Chair, CGSIC
9:05am - 9:10am
 Meeting Overview & Key Note Speaker Introductions
Captain Margaret Kennedy
Deputy Chair, CGSIC
9:10am - 9:30am
 Co-Keynote Address
Mr. David Carter
Chief Data Officer, Department of the Interior
9:30am - 9:50am
 Co-Keynote Address
Ms. Amy Nelson
Director Geospatial Management Office, Department of the Interior
9:50am - 10:10am
 GPS Architecture
Mr. Bruno Mediate
Mission Delta 31 Director of Mission Integration, U.S. Space Force
10:10am - 10:30am
 USCG SARSAT
CDR Stacy Teixiera
CG-SAR-3
10:30am - 10:50am
 Break
10:50am - 11:10am
 GPS Civil Liaison Updates
  • Dr. Andrew Hansen
    U.S. Department of Transportation
  • Mr. Shawn Skalski
    U.S. Department of Transportation
11:10am - 11:30am
 GPS International Activities
Mr. Jeffrey Auerbach
Senior GPS Advisor, Office of Space Affairs. U.S. Department of State
11:30am - 11:50am
 NASA Advancements using GNSS for Space Operations and Science
Mr. Joel Parker
Navigation and Mission Design Branch, NASA
11:50am - 12:10pm
 DHS PNT Updates
Science and Technology Directorate, U.S. Department of Homeland Security
12:10pm - 12:30pm
 Q/A Panel
12:30pm - 1:45pm
 Lunch
1:45pm - 2:15pm
 Subcommittee Reports

Timing Subcommittee - Dr. Patricia Larkoski

International Subcommittee - Mr. John Wilde

Surveying, Mapping, and Geosciences Subcommittee - Dr. Dan Roman
2:15pm - 2:35pm
 FAA Navigation Programs Update
Ms. Deborah Lawrence
Navigation Programs Manager, FAA, DOT
2:35pm - 2:55pm
 Timing in the Energy Sector
Mr. David Howard
Director of Grid Components, Office of Electricity, Department of Energy
2:55pm - 3:15pm
 U.S. National Space-Based PNT Update
Mr. Harold Martin
Director, National Coordination Office for Space-Based Positioning, Navigation, and Timing
3:15pm - 3:25pm
 Q/A Panel
3:25pm - 3:40pm
 Break
3:40pm - 4:00pm
 RNT Foundation
Mr. Dana Goward
4:00pm - 4:05pm
Ms. Seval Oz
Senior Advisor, U.S. Department of Transportation
4:05pm - 4:15pm
 Closing Remarks
The Honorable Steven G. Bradbury
Deputy Secretary of Transportation
4:15pm - 4:30pm
 Questions
4:30pm
 Close the 65th meeting of the Civil GPS Service Interface Committee