Division Staff

Mary Ann Esfandiari, Associate Director
Email:    Mary.A.Esfandiari@nasa.gov
Phone:  301-286-5220

Jeff Volosin, Deputy
Email:   Jeffrey.F.Volosin@nasa.gov
Phone:  301-286-5220

Tracy Felton, Business Manager
Email:   tracy.d.felton@nasa.gov
Phone:  301-286-9547

Cheryl Spencer, Program Support Manager
Email:   Cheryl.L.Spencer@nasa.gov
Phone:  301-286-8685

Technical Staff

David Israel, Space Communications Manager
Email:   David.J.Israel@nasa.gov
Phone: 301-286-5924

Scott Galbraith, GSFC Spectrum Manager
Email: vincent.s.galbraith@nasa.gov
Phone: 301-286-5089

Frank Stocklin, RF Analysis Manager
Email:  Frank.J.Stocklin@nasa.gov
Phone: 301-286-6339

Cheryl Gramling, Navigation Lead
Email:   Cheryl.J.Gramling@nasa.gov
Phone:  301-286-8002

Systems Planning

David Israel, Acting Lead
Email:   David.J.Israel@nasa.gov
Phone:  301-286-5924

Sharon Shackelford, Financial Manager 
Email:   Sharon.A.Shackelford@nasa.gov
Phone: 301-286-3056

SCNS Contract Management

Nate Wright, Network Systems Integration Manager/COTR 
Email:   Nathaniel.Wright-1@nasa.gov
Phone:  301-286-4020

Stacey Janicki, Senior Resource Analyst/SCNS Contract 
Email:   Stacey.L.Janicki@nasa.gov
Phone: 301-286-7177

Donna Broderick, SCNS Contracting Officer  
Email:   Donna.J.Broderick@nasa.gov
Phone:  301-286-8162

System Engineering/TA

John Hudiburg, Lead
Email:   John.J.Hudiburg@nasa.gov
Phone: 301-286-9152

Sherri Wood, Senior Resource Analyst 
Email:   Sherri.L.Wood@nasa.gov
Phone: 301-286-6743