Justin Roberson
GIS Analyst
GISP Approved
Active
Cert Number: 90998
Expiration: 06/25/2026 00:00:00
Zip: 20191
Jules Robichaud
GIS Manager
GISP Approved
Active
Cert Number: 45471
Expiration: 04/25/2029
Zip: 23455
Inez Rodenburg
CIO, IT Director
GISP Approved
Active
Cert Number: 48565
Expiration: 06/25/2027
Zip: 24543
Molly Rodriguez
GIS Analyst
GISP Approved
Active
Cert Number: 90826
Expiration: 06/25/2026 00:00:00
Zip: 20191
Zack Roehr
GISP Approved
Active
Cert Number: 90817
Expiration: 06/25/2026 00:00:00
Zip: 22203
Matthew Rowe
GIS Administrator
GISP Approved
Active
Cert Number: 91489
Expiration: 06/25/2026 00:00:00
Zip: 22401
MARK Safran
Associate VP, Geospatial and Technology Services
GISP Approved
Active
Cert Number: 24798
Expiration: 10/25/2027 00:00:00
Zip: 22031
Emily Schad
GIS Analyst II
GISP Approved
Active
Cert Number: 162439
Expiration: 11/25/2028
Zip: 22485
Eric Schmidt
GIS Manager
GISP Approved
Active
Cert Number: 56201
Expiration: 02/25/2029
Zip: 24151-6760
Laura Schmidt
GIS Specialist
GISP Approved
Active
Cert Number: 161079
Expiration: 07/25/2027
Zip: 24151
Christopher Schmuck
Geospatial Database Administrator
GISP Approved
Active
Cert Number: 63203
Expiration: 06/25/2028
Zip: 23692
Leah Schwizer
Lead Associate
GISP Approved
Active
Cert Number: 91499
Expiration: 06/25/2026
Zip: 24083
Sivasankkar Selvanathan
Engineer/GIS Developer
GISP Approved
Active
Cert Number: 360
Expiration: 06/25/2028
Zip: 20151
Alexandra Serio-Younica
GIS Developer
GISP Approved
Active
Cert Number: 58329
Expiration: 12/25/2026 00:00:00
Zip: 23185
Robert Shankman
GIS Branch Chief
GISP Approved
Active
Cert Number: 19183
Expiration: 01/25/2028
Zip: 20175
William Simmons
GIS Project Manager
GISP Approved
Active
Cert Number: 51818
Expiration: 05/25/2026 00:00:00
Zip: 23219
David Simon
Project Manager
GISP Approved
Active
Cert Number: 91337
Expiration: 06/25/2026
Zip: 22043
Emily Sin
Geospatial Software Engineer
GISP Approved
Active
Cert Number: 161303
Expiration: 07/25/2028
Zip: 22313
Ashwani Singh
GIS Architect
GISP Approved
Active
Cert Number: 90329
Expiration: 01/25/2029
Zip: 23059
Perron Singleton
Lead GIS Analyst
GISP Approved
Active
Cert Number: 71910
Expiration: 04/25/2028 00:00:00
Zip: 22902
Anthony Sirna
GIS Program Coordinator
GISP Approved
Active
Cert Number: 161854
Expiration: 07/25/2027 00:00:00
Zip: 22602
Trent Small
GIS Systems Administrator
GISP Approved
Active
Cert Number: 57448
Expiration: 01/25/2029
Zip: 20132
Michael Smith
IT Program Manager
GISP Approved
Active
Cert Number: 90792
Expiration: 05/25/2026
Zip: 22314
Keith Smith
Principal Technical Consultant
GISP Approved
Active
Cert Number: 64210
Expiration: 01/25/2029 00:00:00
Zip: 22201
David Smith
GIS Analyst
GISP Approved
Active
Cert Number: 91514
Expiration: 06/25/2026
Zip: 20191
Kieren Smith
GIS Analyst
GISP Approved
Active
Cert Number: 160577
Expiration: 04/25/2028
Zip: 23430
Rebecca Somers
President
GISP Approved
Active
Cert Number: 19854
Expiration: 01/25/2028
Zip: 22031
Zachary Spencer
Geospatial Data Analyst
GISP Approved
Active
Cert Number: 161098
Expiration: 07/25/2027
Zip: 22204
Veronica Spradlin
Drone Park Operations & Training Manager
GISP Approved
Active
Cert Number: 67701
Expiration: 12/25/2028
Zip: 24060
Stephanie Stack
GIS Analyst/GIS Specialist
GISP Approved
Active
Cert Number: 41017
Expiration: 05/25/2026
Zip: 20124
Jason Stanley
Lead GIS Analyst
GISP Approved
Active
Cert Number: 65090
Expiration: 12/25/2027
Zip: 24230
Jacqueline Stephan
GIS Manager
GISP Approved
Active
Cert Number: 64420
Expiration: 08/25/2028
Zip: 23602
Ginger Stewart
GIS and Data Analyst
GISP Approved
Active
Cert Number: 161317
Expiration: 07/25/2028
Zip: 24060
Dale Stith
Principal Transportation Planner
GISP Approved
Active
Cert Number: 29600
Expiration: 04/25/2029
Zip: 23454
Wendy Stout
Geospatial Program Manager
GISP Approved
Active
Cert Number: 86270
Expiration: 09/25/2028
Zip: 23089
Jessica Suggs
Senior GIS Web Developer
GISP Approved
Active
Cert Number: 160591
Expiration: 07/25/2028
Zip: 22204
Glenn Sullivan
GIS Analyst
GISP Approved
Active
Cert Number: 161555
Expiration: 07/25/2029 00:00:00
Zip: 24018
Jeff Swallow
Supervisor Geographer
GISP Approved
Active
Cert Number: 32703
Expiration: 08/25/2027
Zip: 23456
Jessica Swinney
Geographic Information Officer
GISP Approved
Active
Cert Number: 38174
Expiration: 09/25/2028
Zip: 24293
Christopher Tasich
Ph.D. Candidate
GISP Approved
Active
Cert Number: 91644
Expiration: 06/25/2026
Zip: 24153
Cindy Thatcher
Geographer
GISP Approved
Active
Cert Number: 91198
Expiration: 06/25/2026
Zip: 20192
Denise Theunissen
Senior Human Geographer
GISP Approved
Active
Cert Number: 91071
Expiration: 06/25/2026
Zip: 22308
Brian Thompson
GeoReadiness Program Manager
GISP Approved
Active
Cert Number: 58412
Expiration: 12/25/2026
Zip: 23061
Emily Thompson
GIS Analyst
GISP Approved
Active
Cert Number: 161382
Expiration: 08/25/2028
Zip: 22701
Jacob Thornton
GIS Specialist II
GISP Approved
Active
Cert Number: 90383
Expiration: 02/25/2029
Zip: 23229
Tracy Toutant
Product Manager
GISP Approved
Active
Cert Number: 53139
Expiration: 10/25/2027
Zip: 22405
Anand Trivedi
Director, Mission Success
GISP Approved
Active
Cert Number: 59809
Expiration: 07/25/2027
Zip: 20147
Pamela Turner
GIS Project Manager
GISP Approved
Active
Cert Number: 64094
Expiration: 10/25/2028
Zip: 23462
Daniel Urich
Engineer I / Utilities GIS
GISP Approved
Active
Cert Number: 23719
Expiration: 01/25/2028 00:00:00
Zip: 22408
Zachary Valchar
Principal
GISP Approved
Active
Cert Number: 22640
Expiration: 04/25/2028
Zip: 20176