STSSC IDIQ Southeast Region

SOL #: 140G0125R0010Solicitation

Overview

Buyer

Interior

Us Geological Survey

OFC OF ACQUSITION GRANTS-NATIONAL

RESTON, VA, 20192, United States

Place of Performance

Place of performance not available

NAICS

All Other Professional (541990)

PSC

Other Professional Services (R499)

Set Aside

8(a) Set-Aside (FAR 19.8) (8A)

Original Source

https://sam.gov/opp/5919d2685e3a4308b718a7dad059acc9/view

Timeline

Posted

Dec 18, 2025

Last Updated

Jan 21, 2026

Submission Deadline

Jan 20, 2026, 11:00 PM

Qualification Details

Fit reasons

NAICS alignment with historical contract wins in similar service areas.
Scope strongly matches core technical capabilities and delivery model.

Risks

Past performance thresholds may require one additional teaming partner.
Potential clarification needed on staffing minimums before bid/no-bid.

Next steps

Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.

Quick Summary

The Department of the Interior, U.S. Geological Survey (USGS) is soliciting proposals for Science and Technical Support Services (STSS) for its Southeast Servicing Area. This is a competitive 8(a) set-aside for a performance-based Indefinite-Delivery, Indefinite-Quantity (IDIQ) contract. The requirement is for non-personal services to support the USGS mission. Proposals are due January 26, 2026, by 5:00 PM CT.

Scope of Work

The contractor will provide science and technical support services, including:

Administrative and program management services
Research/science activities
Data and information management
Geospatial applications, modeling, and associated technologies
Technical project management
Science facility/equipment support

Services are required across the USGS Southeast Servicing Area, as detailed in Attachment B08_Attachment_2_Servicing_Area_Map_SER_STSSC.pdf.

Contract Details

Contract Type: Performance-based IDIQ with Firm Fixed-Price (FFP) and Labor-Hour (LH) task orders. Time & Material (T&M) task orders are also possible.
Period of Performance: April 1, 2026, for five years, until March 31, 2031.
Contract Ceiling: $49,500,000.00
Guaranteed Minimum: $2,500.00
Set-Aside: 100% 8(a) Business Development (BD) Program. Prime offerors must meet SBA 8(a) BD eligibility.
NAICS Code: 541990, "All Other Professional, Scientific and Technical Services" ($19.5 million size standard).

Submission & Evaluation

Proposal Due Date: January 26, 2026, 5:00 PM CT. Email submissions are considered timely if received by this deadline.
Evaluation Factors (descending order of importance): Management Plan, Transition Plan, Key Personnel, Past Performance, Professional Employee Compensation Plan (pass/fail), and Price.
Key Personnel: Resumes (1 page each) and signed statements of availability are excluded from the 4-page limit for Factor 3. The IDIQ Program Manager resume is excluded from any page limit.
Past Performance: Offerors may submit Past Performance Questionnaires (PPQs) from prospective subcontractors. CPARs can also be used. PPQs should be emailed to Kimberly Schneider.
Compensation Plan: The page limit for the FAR 52.222-46 Compensation Plan (Factor 5) has been increased to 15 pages.
Labor Rates: Offerors must use one fully burdened labor rate per labor category, applicable to both prime and subcontractors.

Key Attachments

B08_Attachment_1_Labor_Categories_Rev_1_0002.xlsx: Outlines labor categories, duties, and pricing structure. Bidders must input proposed hourly rates for each contract year and location.
B09_Attachment_3_Wage_Determinations_Rev_2_0002.pdf: Provides prevailing wage determinations crucial for accurate labor cost calculation and compliance.
B08_Attachment_5_Past_Performance_Questionnaire.docx: The form used for gathering past performance feedback from references. Bidders should prepare their references accordingly.
B09_Attachment_10_Q_A_Amd_003_0003.docx: Contains the latest clarifications and answers to vendor questions, impacting proposal content and submission.