Headquartered outside of Philadelphia with offices in New Jersey and Virginia, GST provides engineering services and information technology support to Government and private sector customers. Core capabilities include systems engineering, Research & Development (R&D), Test & Evaluation (T&E), Human Factors (HF) engineering, Configuration Management (CM) and Integrated Logistic Support (ILS).


GSA Professional Support Services Schedule

Contract No: GS-10F-0461Y

The Professional Services Schedule (PSS) is an Indefinite Delivery Indefinite Quantity (IDIQ) Multiple Award Schedule (MAS), that offers a full range of Engineering, management and consulting services that can improve a federal agency’s performance and their endeavor in meeting mission goals. It provides direct access to simple or complex fixed-price or labor-hour professional services including:

  • Advertising and marketing solutions
  • Business consulting solutions
  • Environmental solutions
  • Financial solutions
  • Language services
  • Logistics solutions and Professional Engineering Services (PES) Schedule 871.

The GSA Professional Engineering Services Schedule 871 Contract, also referred to as the PES Schedule, provides federal agencies with solutions for their various engineering requirements. This schedule offers a broad range of civil engineering disciplines from mechanical, electrical, and chemical components.

  • SIN 871.1
  • SIN 871.2
  • SIN 871.3
  • SIN 871.4
  • SIN 871.5
  • SIN 871.6