Pittsburgh, Pennsylvania, United States of America; Ohio (Any City); Pennsylvania (Any City); Philadelphia, Pennsylvania, United States; West Virginia (Any City) (Field-based)
Titusville, New Jersey, United States of America; Raritan, New Jersey, United States of America; Spring House, Pennsylvania, United States of America (Fully Onsite)
Houston, Texas, United States of America; Baton Rouge, Louisiana, United States; Beaumont, Texas, United States; New Orleans, Louisiana, United States (Field-based)
Santa Clara, California, United States of America; Mountain View, California, United States of America; San Jose, California, United States of America; Palo Alto, California, United States; Redwood City, California, United States of America (Field-based)