Tinker Base Engineering Support Services (TBESS) Sources Sought
Closed Pre-Solicitation Posted
- Solicitation number
- TBESS-SS-01
- Agency
-
Air Force Sustainment Center
Air Force Materiel Command, Department of Defense
- Responses due
- Set-aside
- Total Small Business
Opportunity facts
- NAICS code
- 541330 Engineering Services
- Place of performance
- Tinker AFB, Oklahoma 73145, United States
Notice details come from SAM.gov. Updated .
About this opportunity
The 72d Civil Engineer Directorate at Tinker Air Force Base intends to solicit an IDIQ contract for comprehensive engineering project management, execution, and technical support services, with sources sought responses due by June 30, 2026, and an Industry Day scheduled for July 22, 2026. The procurement is set aside for Total Small Business.
Place of performance is Tinker Air Force Base, Oklahoma. The contract will manage the installation's built infrastructure portfolio across 1,737 base buildings totaling 21 million square feet supporting more than 31,000 personnel.
The Government anticipates a hybrid contract structure combining Firm-Fixed-Price Level of Effort (FFP-LOE) CLINs for continuous baseline engineering and execution support with FFP CLINs for discrete deliverables and orderable IDIQ task orders. Core baseline scope includes full lifecycle project management for the Decentralized FSRM (dFSRM) and Oklahoma City Air Logistics Center (OC-ALC) Maintenance & Repair programs, encompassing planning, programming support, requirements development, design package preparation, solicitation support, construction management, inspection, and closeout. Execution Support includes geospatial information and services management, Computer-Aided Design services, and general technical engineering support. Operations Engineering serves reimbursable customers (OC-ALC, Navy, DLA) with asset management, condition assessments, and lifecycle planning.
A critical strategic imperative is the Government's long-term workforce and insourcing strategy; the successful offeror must provide comprehensive knowledge transfer, develop rigorous Standard Operating Procedures, and seamlessly transition functions to Government performance over the contract life.
Key Personnel must include Chief Engineers and Lead Engineers with active Professional Engineer or Registered Architect licenses; Senior Project Managers with Project Management Professional certification or equivalent; and construction inspectors with USACE Construction Quality Management certification. Draft PWS and CDRLS documents (updated June 18, 2026) are available for review.
Notice text
5 versions
Update #5 · Latest ·
4 August 2026
Posting Presentation Slides
Posting Industry Day Sigh-In
Extend Inactive Date for Posting to 15 August 2026
========================================================================
July 2, 2026
Industry Day
July 22, 2026
See attached agenda for details.
===================================================
Updated 18 June 2026
Attached correct version of PWS Draft.
17 June 2026
Draft PWS and Draft CDRLS have been uploaded for review.
Industry Day is being planned and will be announced at a later date.
==================================================================================================
1.0 BACKGROUND AND OBJECTIVE
The 72d Civil Engineer Directorate (72 ABW/CE) at Tinker Air Force Base (TAFB), Oklahoma, is seeking capability statements from qualified industry partners to provide comprehensive, cradle-to-grave engineering project management, execution, and technical support services. The objective of this acquisition is to secure an agile, innovative, and highly qualified engineering workforce to manage the installation's built infrastructure portfolio.
2.0 CONTRACT STRUCTURE & STRATEGIC INTENT
The Government anticipates an IDIQ contract utilizing both Firm-Fixed Price (FFP) and FFP Level of Effort (LOE) Contract Line Item Numbers (CLINs) to address baseline workload, surge capacity, and specialized workload as appropriate. A critical strategic imperative of this contract is the support of the Government’s long-term workforce and insourcing strategy. The successful offeror must be capable of providing comprehensive knowledge transfer, developing rigorous Standard Operating Procedures (SOPs), and seamlessly transitioning specific functions to Government performance over the life of the contract.
3.0 SCOPE OF WORK SUMMARY
The scope of work is divided into two primary categories:
3.1. Baseline FFP-LOE Scope (Core Workload):
The contractor shall provide an optimally sized, on-site support team to execute the daily, continuous functions of the CEN portfolio, including:
- Core Program Execution: Full lifecycle project management for the Decentralized FSRM (dFSRM) and Oklahoma City Air Logistics Center (OC-ALC) Maintenance & Repair (M&R) programs. This requires a proactive execution strategy, including:
- Planning and programming support (developing Project Assessed Amounts).
- Developing "on-the-shelf" requirements and design packages in the fiscal year prior to execution (FY-1).
- Developing dual-track Independent Government Estimates (IGEs) for programming and procurement.
- Providing active solicitation support to the Contracting Office.
- Providing comprehensive on-site construction management, utilizing the Three-Phase Quality Control process for all definable features of work.
- Execution Support: Providing foundational engineering services, including:
- Managing the Installation Geospatial Information & Services (IGI&S) / GeoBase program and Master Record Drawings.
- Performing engineering evaluations, root-cause analyses, and ad-hoc technical support.
- Managing the installation Excavation Permit program and Airfield Maintenance contracts.
- Portfolio-wide warranty management and real property closeout (DD Form 1354).
- Operations Engineering (Requirements & Optimization): Providing dedicated asset management, BUILDER sustainment system execution, and 5-year lifecycle planning for designated reimbursable customers (e.g., CSAG, Navy, DLA).
3.2. Orderable IDIQ Scope (Surge & Specialized Workload):
The contractor shall maintain the capacity (including corporate reach-back) to dynamically scale support for discrete, project-specific task orders, including:
- Full Lifecycle Project Management for large, complex, or high-risk projects
- Stand-Alone Requirements Package development and A&E Design Management.
- Special Acquisition Support (developing new, large-scale contract vehicles).
- Stand-Alone Construction Inspection Augmentation.
- Stand-Alone External Agency Liaison (providing dedicated technical review and oversight for projects executed by external agents such as USACE or AFCEC).
4.0 KEY PERSONNEL & QUALITY REQUIREMENTS
The Government requires a highly credentialed workforce to mitigate risk and ensure technical rigor. Key Personnel requirements include, but are not limited to:
- Chief Engineer & Lead Engineers: Must possess active Professional Engineer (PE) or Registered Architect (RA) licenses.
- Senior Project Managers: Must possess Project Management Professional (PMP) certifications or equivalent degrees, with 7+ years of experience.
- Lead Construction Inspectors: Must possess USACE Construction Quality Management (CQM) certification and applicable discipline-specific International Code Council (ICC) Commercial Inspector Certifications.
Furthermore, strict adherence to data integrity is paramount. The contractor will be required to manage project data accurately and timely within designated Government IT systems of record (e.g., NexGen IT, Kahua) and will be evaluated against stringent Quality Performance Indicators (QPIs) tied to schedule adherence, cost estimating accuracy, construction cost control, and data accuracy.
Update #4 ·
July 2, 2026
Industry Day
July 22, 2026
See attached agenda for details.
===================================================
Updated 18 June 2026
Attached correct version of PWS Draft.
17 June 2026
Draft PWS and Draft CDRLS have been uploaded for review.
Industry Day is being planned and will be announced at a later date.
==================================================================================================
1.0 BACKGROUND AND OBJECTIVE
The 72d Civil Engineer Directorate (72 ABW/CE) at Tinker Air Force Base (TAFB), Oklahoma, is seeking capability statements from qualified industry partners to provide comprehensive, cradle-to-grave engineering project management, execution, and technical support services. The objective of this acquisition is to secure an agile, innovative, and highly qualified engineering workforce to manage the installation's built infrastructure portfolio.
2.0 CONTRACT STRUCTURE & STRATEGIC INTENT
The Government anticipates an IDIQ contract utilizing both Firm-Fixed Price (FFP) and FFP Level of Effort (LOE) Contract Line Item Numbers (CLINs) to address baseline workload, surge capacity, and specialized workload as appropriate. A critical strategic imperative of this contract is the support of the Government’s long-term workforce and insourcing strategy. The successful offeror must be capable of providing comprehensive knowledge transfer, developing rigorous Standard Operating Procedures (SOPs), and seamlessly transitioning specific functions to Government performance over the life of the contract.
3.0 SCOPE OF WORK SUMMARY
The scope of work is divided into two primary categories:
3.1. Baseline FFP-LOE Scope (Core Workload):
The contractor shall provide an optimally sized, on-site support team to execute the daily, continuous functions of the CEN portfolio, including:
- Core Program Execution: Full lifecycle project management for the Decentralized FSRM (dFSRM) and Oklahoma City Air Logistics Center (OC-ALC) Maintenance & Repair (M&R) programs. This requires a proactive execution strategy, including:
- Planning and programming support (developing Project Assessed Amounts).
- Developing "on-the-shelf" requirements and design packages in the fiscal year prior to execution (FY-1).
- Developing dual-track Independent Government Estimates (IGEs) for programming and procurement.
- Providing active solicitation support to the Contracting Office.
- Providing comprehensive on-site construction management, utilizing the Three-Phase Quality Control process for all definable features of work.
- Execution Support: Providing foundational engineering services, including:
- Managing the Installation Geospatial Information & Services (IGI&S) / GeoBase program and Master Record Drawings.
- Performing engineering evaluations, root-cause analyses, and ad-hoc technical support.
- Managing the installation Excavation Permit program and Airfield Maintenance contracts.
- Portfolio-wide warranty management and real property closeout (DD Form 1354).
- Operations Engineering (Requirements & Optimization): Providing dedicated asset management, BUILDER sustainment system execution, and 5-year lifecycle planning for designated reimbursable customers (e.g., CSAG, Navy, DLA).
3.2. Orderable IDIQ Scope (Surge & Specialized Workload):
The contractor shall maintain the capacity (including corporate reach-back) to dynamically scale support for discrete, project-specific task orders, including:
- Full Lifecycle Project Management for large, complex, or high-risk projects
- Stand-Alone Requirements Package development and A&E Design Management.
- Special Acquisition Support (developing new, large-scale contract vehicles).
- Stand-Alone Construction Inspection Augmentation.
- Stand-Alone External Agency Liaison (providing dedicated technical review and oversight for projects executed by external agents such as USACE or AFCEC).
4.0 KEY PERSONNEL & QUALITY REQUIREMENTS
The Government requires a highly credentialed workforce to mitigate risk and ensure technical rigor. Key Personnel requirements include, but are not limited to:
- Chief Engineer & Lead Engineers: Must possess active Professional Engineer (PE) or Registered Architect (RA) licenses.
- Senior Project Managers: Must possess Project Management Professional (PMP) certifications or equivalent degrees, with 7+ years of experience.
- Lead Construction Inspectors: Must possess USACE Construction Quality Management (CQM) certification and applicable discipline-specific International Code Council (ICC) Commercial Inspector Certifications.
Furthermore, strict adherence to data integrity is paramount. The contractor will be required to manage project data accurately and timely within designated Government IT systems of record (e.g., NexGen IT, Kahua) and will be evaluated against stringent Quality Performance Indicators (QPIs) tied to schedule adherence, cost estimating accuracy, construction cost control, and data accuracy.
Update #3 ·
Updated 18 June 2026
Attached correct version of PWS Draft.
17 June 2026
Draft PWS and Draft CDRLS have been uploaded for review.
Industry Day is being planned and will be announced at a later date.
==================================================================================================
1.0 BACKGROUND AND OBJECTIVE
The 72d Civil Engineer Directorate (72 ABW/CE) at Tinker Air Force Base (TAFB), Oklahoma, is seeking capability statements from qualified industry partners to provide comprehensive, cradle-to-grave engineering project management, execution, and technical support services. The objective of this acquisition is to secure an agile, innovative, and highly qualified engineering workforce to manage the installation's built infrastructure portfolio.
2.0 CONTRACT STRUCTURE & STRATEGIC INTENT
The Government anticipates an IDIQ contract utilizing both Firm-Fixed Price (FFP) and FFP Level of Effort (LOE) Contract Line Item Numbers (CLINs) to address baseline workload, surge capacity, and specialized workload as appropriate. A critical strategic imperative of this contract is the support of the Government’s long-term workforce and insourcing strategy. The successful offeror must be capable of providing comprehensive knowledge transfer, developing rigorous Standard Operating Procedures (SOPs), and seamlessly transitioning specific functions to Government performance over the life of the contract.
3.0 SCOPE OF WORK SUMMARY
The scope of work is divided into two primary categories:
3.1. Baseline FFP-LOE Scope (Core Workload):
The contractor shall provide an optimally sized, on-site support team to execute the daily, continuous functions of the CEN portfolio, including:
- Core Program Execution: Full lifecycle project management for the Decentralized FSRM (dFSRM) and Oklahoma City Air Logistics Center (OC-ALC) Maintenance & Repair (M&R) programs. This requires a proactive execution strategy, including:
- Planning and programming support (developing Project Assessed Amounts).
- Developing "on-the-shelf" requirements and design packages in the fiscal year prior to execution (FY-1).
- Developing dual-track Independent Government Estimates (IGEs) for programming and procurement.
- Providing active solicitation support to the Contracting Office.
- Providing comprehensive on-site construction management, utilizing the Three-Phase Quality Control process for all definable features of work.
- Execution Support: Providing foundational engineering services, including:
- Managing the Installation Geospatial Information & Services (IGI&S) / GeoBase program and Master Record Drawings.
- Performing engineering evaluations, root-cause analyses, and ad-hoc technical support.
- Managing the installation Excavation Permit program and Airfield Maintenance contracts.
- Portfolio-wide warranty management and real property closeout (DD Form 1354).
- Operations Engineering (Requirements & Optimization): Providing dedicated asset management, BUILDER sustainment system execution, and 5-year lifecycle planning for designated reimbursable customers (e.g., CSAG, Navy, DLA).
3.2. Orderable IDIQ Scope (Surge & Specialized Workload):
The contractor shall maintain the capacity (including corporate reach-back) to dynamically scale support for discrete, project-specific task orders, including:
- Full Lifecycle Project Management for large, complex, or high-risk projects
- Stand-Alone Requirements Package development and A&E Design Management.
- Special Acquisition Support (developing new, large-scale contract vehicles).
- Stand-Alone Construction Inspection Augmentation.
- Stand-Alone External Agency Liaison (providing dedicated technical review and oversight for projects executed by external agents such as USACE or AFCEC).
4.0 KEY PERSONNEL & QUALITY REQUIREMENTS
The Government requires a highly credentialed workforce to mitigate risk and ensure technical rigor. Key Personnel requirements include, but are not limited to:
- Chief Engineer & Lead Engineers: Must possess active Professional Engineer (PE) or Registered Architect (RA) licenses.
- Senior Project Managers: Must possess Project Management Professional (PMP) certifications or equivalent degrees, with 7+ years of experience.
- Lead Construction Inspectors: Must possess USACE Construction Quality Management (CQM) certification and applicable discipline-specific International Code Council (ICC) Commercial Inspector Certifications.
Furthermore, strict adherence to data integrity is paramount. The contractor will be required to manage project data accurately and timely within designated Government IT systems of record (e.g., NexGen IT, Kahua) and will be evaluated against stringent Quality Performance Indicators (QPIs) tied to schedule adherence, cost estimating accuracy, construction cost control, and data accuracy.
Update #2 ·
17 June 2026
Draft PWS and Draft CDRLS have been uploaded for review.
Industry Day is being planned and will be announced at a later date.
==================================================================================================
1.0 BACKGROUND AND OBJECTIVE
The 72d Civil Engineer Directorate (72 ABW/CE) at Tinker Air Force Base (TAFB), Oklahoma, is seeking capability statements from qualified industry partners to provide comprehensive, cradle-to-grave engineering project management, execution, and technical support services. The objective of this acquisition is to secure an agile, innovative, and highly qualified engineering workforce to manage the installation's built infrastructure portfolio.
2.0 CONTRACT STRUCTURE & STRATEGIC INTENT
The Government anticipates an IDIQ contract utilizing both Firm-Fixed Price (FFP) and FFP Level of Effort (LOE) Contract Line Item Numbers (CLINs) to address baseline workload, surge capacity, and specialized workload as appropriate. A critical strategic imperative of this contract is the support of the Government’s long-term workforce and insourcing strategy. The successful offeror must be capable of providing comprehensive knowledge transfer, developing rigorous Standard Operating Procedures (SOPs), and seamlessly transitioning specific functions to Government performance over the life of the contract.
3.0 SCOPE OF WORK SUMMARY
The scope of work is divided into two primary categories:
3.1. Baseline FFP-LOE Scope (Core Workload):
The contractor shall provide an optimally sized, on-site support team to execute the daily, continuous functions of the CEN portfolio, including:
- Core Program Execution: Full lifecycle project management for the Decentralized FSRM (dFSRM) and Oklahoma City Air Logistics Center (OC-ALC) Maintenance & Repair (M&R) programs. This requires a proactive execution strategy, including:
- Planning and programming support (developing Project Assessed Amounts).
- Developing "on-the-shelf" requirements and design packages in the fiscal year prior to execution (FY-1).
- Developing dual-track Independent Government Estimates (IGEs) for programming and procurement.
- Providing active solicitation support to the Contracting Office.
- Providing comprehensive on-site construction management, utilizing the Three-Phase Quality Control process for all definable features of work.
- Execution Support: Providing foundational engineering services, including:
- Managing the Installation Geospatial Information & Services (IGI&S) / GeoBase program and Master Record Drawings.
- Performing engineering evaluations, root-cause analyses, and ad-hoc technical support.
- Managing the installation Excavation Permit program and Airfield Maintenance contracts.
- Portfolio-wide warranty management and real property closeout (DD Form 1354).
- Operations Engineering (Requirements & Optimization): Providing dedicated asset management, BUILDER sustainment system execution, and 5-year lifecycle planning for designated reimbursable customers (e.g., CSAG, Navy, DLA).
3.2. Orderable IDIQ Scope (Surge & Specialized Workload):
The contractor shall maintain the capacity (including corporate reach-back) to dynamically scale support for discrete, project-specific task orders, including:
- Full Lifecycle Project Management for large, complex, or high-risk projects
- Stand-Alone Requirements Package development and A&E Design Management.
- Special Acquisition Support (developing new, large-scale contract vehicles).
- Stand-Alone Construction Inspection Augmentation.
- Stand-Alone External Agency Liaison (providing dedicated technical review and oversight for projects executed by external agents such as USACE or AFCEC).
4.0 KEY PERSONNEL & QUALITY REQUIREMENTS
The Government requires a highly credentialed workforce to mitigate risk and ensure technical rigor. Key Personnel requirements include, but are not limited to:
- Chief Engineer & Lead Engineers: Must possess active Professional Engineer (PE) or Registered Architect (RA) licenses.
- Senior Project Managers: Must possess Project Management Professional (PMP) certifications or equivalent degrees, with 7+ years of experience.
- Lead Construction Inspectors: Must possess USACE Construction Quality Management (CQM) certification and applicable discipline-specific International Code Council (ICC) Commercial Inspector Certifications.
Furthermore, strict adherence to data integrity is paramount. The contractor will be required to manage project data accurately and timely within designated Government IT systems of record (e.g., NexGen IT, Kahua) and will be evaluated against stringent Quality Performance Indicators (QPIs) tied to schedule adherence, cost estimating accuracy, construction cost control, and data accuracy.
Update #1 ·
1.0 BACKGROUND AND OBJECTIVE
The 72d Civil Engineer Directorate (72 ABW/CE) at Tinker Air Force Base (TAFB), Oklahoma, is seeking capability statements from qualified industry partners to provide comprehensive, cradle-to-grave engineering project management, execution, and technical support services. The objective of this acquisition is to secure an agile, innovative, and highly qualified engineering workforce to manage the installation's built infrastructure portfolio.
2.0 CONTRACT STRUCTURE & STRATEGIC INTENT
The Government anticipates an IDIQ contract utilizing both Firm-Fixed Price (FFP) and FFP Level of Effort (LOE) Contract Line Item Numbers (CLINs) to address baseline workload, surge capacity, and specialized workload as appropriate. A critical strategic imperative of this contract is the support of the Government’s long-term workforce and insourcing strategy. The successful offeror must be capable of providing comprehensive knowledge transfer, developing rigorous Standard Operating Procedures (SOPs), and seamlessly transitioning specific functions to Government performance over the life of the contract.
3.0 SCOPE OF WORK SUMMARY
The scope of work is divided into two primary categories:
3.1. Baseline FFP-LOE Scope (Core Workload):
The contractor shall provide an optimally sized, on-site support team to execute the daily, continuous functions of the CEN portfolio, including:
- Core Program Execution: Full lifecycle project management for the Decentralized FSRM (dFSRM) and Oklahoma City Air Logistics Center (OC-ALC) Maintenance & Repair (M&R) programs. This requires a proactive execution strategy, including:
- Planning and programming support (developing Project Assessed Amounts).
- Developing "on-the-shelf" requirements and design packages in the fiscal year prior to execution (FY-1).
- Developing dual-track Independent Government Estimates (IGEs) for programming and procurement.
- Providing active solicitation support to the Contracting Office.
- Providing comprehensive on-site construction management, utilizing the Three-Phase Quality Control process for all definable features of work.
- Execution Support: Providing foundational engineering services, including:
- Managing the Installation Geospatial Information & Services (IGI&S) / GeoBase program and Master Record Drawings.
- Performing engineering evaluations, root-cause analyses, and ad-hoc technical support.
- Managing the installation Excavation Permit program and Airfield Maintenance contracts.
- Portfolio-wide warranty management and real property closeout (DD Form 1354).
- Operations Engineering (Requirements & Optimization): Providing dedicated asset management, BUILDER sustainment system execution, and 5-year lifecycle planning for designated reimbursable customers (e.g., CSAG, Navy, DLA).
3.2. Orderable IDIQ Scope (Surge & Specialized Workload):
The contractor shall maintain the capacity (including corporate reach-back) to dynamically scale support for discrete, project-specific task orders, including:
- Full Lifecycle Project Management for large, complex, or high-risk projects
- Stand-Alone Requirements Package development and A&E Design Management.
- Special Acquisition Support (developing new, large-scale contract vehicles).
- Stand-Alone Construction Inspection Augmentation.
- Stand-Alone External Agency Liaison (providing dedicated technical review and oversight for projects executed by external agents such as USACE or AFCEC).
4.0 KEY PERSONNEL & QUALITY REQUIREMENTS
The Government requires a highly credentialed workforce to mitigate risk and ensure technical rigor. Key Personnel requirements include, but are not limited to:
- Chief Engineer & Lead Engineers: Must possess active Professional Engineer (PE) or Registered Architect (RA) licenses.
- Senior Project Managers: Must possess Project Management Professional (PMP) certifications or equivalent degrees, with 7+ years of experience.
- Lead Construction Inspectors: Must possess USACE Construction Quality Management (CQM) certification and applicable discipline-specific International Code Council (ICC) Commercial Inspector Certifications.
Furthermore, strict adherence to data integrity is paramount. The contractor will be required to manage project data accurately and timely within designated Government IT systems of record (e.g., NexGen IT, Kahua) and will be evaluated against stringent Quality Performance Indicators (QPIs) tied to schedule adherence, cost estimating accuracy, construction cost control, and data accuracy.
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