Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →
CLEATUS
Get CLEATUS

This Government Contract opportunity from Department Of Defense was posted on August 18, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

HVAC & Refrigeration Engineering

Closed
Federal

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 541330
New
Pure Water Southern California Direct Potable Reuse Testing Facility
Solicitation # pure-water-southern-california-direct-potable-reuse-testing-facility
Kiewit Infrastructure West Co. is seeking proposals for the Pure Water Southern California Direct Potable Reuse Testing Facility project located in California. This solicitation is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, and Women-Owned Small Businesses, falling under NAICS code 541330. Interested parties must submit their responses by November 3, 2026. The primary point of contact for this opportunity is Sepideh Aria, who can be reached via email or phone for further coordination regarding the solicitation requirements.
Kiewit Infrastructure West Co.

POSTED

about 7 hours ago

DEADLINE

in 6 days
NAICS: 541330
New
Business Impact Analysis and Update Disaster Recovery Plan Services – Inland Empire Utilities Agency
Solicitation # business-impact-analysis-update-disaster-recovery-plan-services-inland-empire-utilities-agency
Aanko Technologies Inc. is soliciting certified DBE and SBE sub-consultants and suppliers to provide professional services for the Inland Empire Utilities Agency in San Bernardino and Riverside Counties, California. The scope of work focuses on emergency management, business continuity planning, technical writing, data collection, and the updating of IT and disaster recovery plans. Relevant expertise should align with NAICS codes for administrative management, engineering services, computer systems design, and public relations. Interested parties must submit their responses by November 17, 2026. This opportunity is specifically targeted toward Disadvantaged Business Enterprises as defined by the Department of Transportation. Primary coordination for this solicitation is managed by Liz Jordan-Wettstein at Aanko Technologies Inc.
Aanko Technologies Inc.

POSTED

about 7 hours ago

DEADLINE

in 20 days
NAICS: 541330
New
SLED
SAT Commissioning and Technical Start-up ServicesThe Nebraska Public Power District is seeking a subcontractor to provide SAT Commissioning and Technical Start-up Services for DVR systems at the Cooper Nuclear Station. The selected provider will be responsible for delivering technical direction and on-site support to prime contractors, focusing on the startup, tuning, and commissioning of the systems. Key technical duties include performing Site Acceptance Testing, aligning power system stabilizers, protectors, compensators, and limiters, and documenting unit response characteristics through on-line tuning. To be eligible for this engagement, the contractor must obtain CNS site access and hold Qualified Manufacturer's Representative status. This subcontract opportunity was posted on October 27, 2026, with a response deadline of January 14, 2027. The primary objective of the contract is the delivery of a fully commissioned and tuned DVR system.
Nebraska Public Power District

POSTED

about 7 hours ago

DEADLINE

in 3 months
NAICS: 541330
New
SLED
State Project No. 0108-0196
Solicitation # 49015
The Connecticut Department of Transportation is seeking technical proposals for State Project No. 0108-0196, which focuses on the Quinebaug River Trail located in the Town of Plainfield. This solicitation, identified by number 49015, falls under NAICS code 541330 for engineering services and is categorized as a SLED organization project to be performed within the state of Connecticut. Interested parties must submit their responses by the deadline of November 13, 2026, at 7:00 PM. The solicitation was officially posted on October 27, 2026, and further details regarding the submission process can be accessed through the Bid Express platform.
Connecticut Department of Transportation

POSTED

about 8 hours ago

DEADLINE

in 17 days
NAICS: 541330
New
SLED
Seismic Safety ComplianceThis subcontract opportunity with the California Department of General Services focuses on achieving seismic safety compliance for lease projects. The selected provider will perform structural evaluations and analysis to install seismic reinforcements, specifically targeting ceilings, lighting, and wall reinforcements. All work must be executed using structural steel and anchors in strict accordance with the California Building Code and State seismic safety specifications. The project falls under NAICS code 541330 and requires the delivery of certified seismic safety compliance for the involved facilities. Interested parties should note the response deadline of November 12, 2026, for this specialized structural engineering and installation effort.
California Department of General Services

POSTED

about 10 hours ago

DEADLINE

in 15 days
NAICS: 541330
New
SLED
Structural Design for Trail InfrastructureThis subcontract for Structural Design for Trail Infrastructure involves providing specialized structural analysis and design services for prime contractors working on Northwest Hills Council of Governments projects. The scope of work focuses on the design of bridges, boardwalks, and culverts to ensure stability and resolve structural challenges, with a requirement for the use of structural analysis software. Key deliverables include detailed structural drawings, load calculations, and material specifications. To qualify for this engagement, the provider must hold a Professional Engineering license in Structural Engineering. The opportunity is managed through DAS Procurement for the state of Connecticut under NAICS code 541330. Interested parties must submit their responses by the deadline of November 30, 2026.
DAS Procurement

POSTED

about 13 hours ago

DEADLINE

in about 1 month
NAICS: 541330
New
SLED
Multi-Use Trail Design and EngineeringThis subcontract for Multi-Use Trail Design and Engineering involves providing primary planning and civil engineering design services for prime contractors working on Northwest Hills Council of Governments projects. The selected provider will be responsible for planning trail systems, developing technical implementation methodologies, and establishing project timelines with specific milestones. Key deliverables include final design plans, technical specifications, and comprehensive project schedules, with a requirement for the use of CAD and GIS mapping tools. To be eligible, the contractor must hold a Professional Engineer license and maintain insurance that includes a Waiver of Subrogation. This opportunity is managed through DAS Procurement for the state of Connecticut under NAICS code 541330. Interested parties must submit their responses by the deadline of November 30, 2026.
DAS Procurement

POSTED

about 13 hours ago

DEADLINE

in about 1 month
NAICS: 541330
New
SLED
RFP/RFQ - On-Call Engineering Services for Torrington Transfer Station/NRRA
Solicitation # EDC 11- 2026 -01
The Northwest Hills Council of Governments (NHCOG) is soliciting proposals under solicitation number EDC 11- 2026 -01 for on-call engineering services to support the Torrington Transfer Station and the Northwest Resource Recovery Authority (NRRA). The agency seeks a qualified firm specializing in Municipal Solid Waste and Recycling Transfer Stations to provide technical analysis, facility and operational capacity assessments, site planning, and permitting assistance. These services are intended to support ongoing operations and inform the NRRA Strategic Plan and future capital investment decisions, ensuring compliance with CT DEEP General Permits. Interested firms must submit their proposals by November 30, 2026, at 11:00 AM. Submissions must include a project management plan, key personnel resumes limited to two pages, three relevant references, a technical approach, and a detailed project timeline. A fee proposal containing hourly rates or lump sum allocations must be submitted in a separate sealed envelope. Evaluation will be based on personnel qualifications, experience with multiuse trails and waste facility planning, the proposed project approach, and the fee schedule. Awardees must provide proof of workers compensation, liability, and vehicle insurance, including a waiver of subrogation and naming the State of Connecticut and NHCOG as additional insureds within ten days of the award. Required documentation also includes a Non-Collusion Affidavit and certifications of non-discrimination.
DAS Procurement

POSTED

about 13 hours ago

DEADLINE

in about 1 month
NAICS: 541330
New
SLED
Acoustic Consulting & Specialized Music Room DesignThis subcontract opportunity with the Los Angeles Community College District involves providing specialized acoustic consulting and design services for music facility projects. The selected contractor will be responsible for designing acoustic treatments, sound isolation, and room geometry, while performing detailed acoustic modeling and specifying sound-absorbing materials. A primary focus of the work is ensuring proper isolation between performance spaces and practice rooms to maintain high audio standards. The project requires deep expertise in noise vibration control and music facility acoustics to deliver comprehensive design reports and technical specifications. Performance of the contract will take place in Los Angeles, California. Interested parties must submit their responses by the deadline of November 25, 2026.
Los Angeles Community College District

POSTED

about 14 hours ago

DEADLINE

in 29 days
NAICS: 541330
New
SLED
Professional Design Service For The Annual Pavement Rehabilitation 2027
Solicitation # 20261026023
City of Orinda

POSTED

about 15 hours ago

DEADLINE

in 23 days
NAICS: 541330
New
SLED
Campus Consulting – Geotechnical Engineering Services
Solicitation # 20261026018
California State University, Chico

POSTED

about 16 hours ago

DEADLINE

in 9 days
NAICS: 541330
New
SLED
TP-870
Solicitation # 49634
The New Jersey Department of Transportation Procurement is seeking proposals for solicitation TP-870, which focuses on Concept Development services. This agreement is structured as a three year term contract specifically for Design B-1 Level A and H-1 Level A requirements. The project falls under NAICS code 541330, indicating a focus on engineering services. Interested parties must submit their responses by the deadline of November 17, 2026, at 3:00 PM. The solicitation was officially posted on October 27, 2026, and is managed through the Bid Express platform.
New Jersey Department of Transportation Procurement

POSTED

about 16 hours ago

DEADLINE

in 20 days

AI Contract Overview

Show more

This subcontract opportunity is for the provision of mechanical engineering design services specializing in heating, ventilation, air conditioning, and refrigeration systems. The selected provider will support prime contractors on projects within the USACE Alaska District, ensuring all designs comply with ASHRAE 90.1 and UFC 3-400-01 standards. Key deliverables for this engagement include the production of AutoCAD drawings, BIM models, and detailed cost estimates. The contract is issued by the Department of Defense under the W2SN Endist Alaska agency and is designated as a total Small Business Set Aside. It falls under NAICS code 541330. The solicitation was posted on August 18, 2026, with a response deadline set for September 17, 2026.

General Info

Small business HVAC mechanical engineering design services for USACE Alaska District projects.

Agency

Department Of Defense → W2SN Endist Alaska

NAICS

541330 - Engineering Services

Place of Performance

AK

Set-Aside

SBA

Documents

This scope was carved out of W911KB27RA006.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

INDEFINITE DELIVERY ARCHITECT-ENGINEER SERVICES CONTRACT FOR MECHANICAL-ELECTRICAL ARCHITECT-ENGINEER SERVICES, VARIOUS LOCATIONS

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

Find active opportunities like this

Start your free trial to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

Show more
AgencyDepartment Of Defense → W2SN Endist Alaska
ContactsNo contacts available
OfficeN/A
Organization / AgencyDepartment Of Defense → W2SN Endist Alaska
Office AddressN/A
ContactsNo contact information available

Full Description

Show more
Performs mechanical engineering design for heating, ventilation, air conditioning, and refrigeration systems for prime contractors on USACE Alaska District projects. Designs HVAC and refrigeration units adhering to ASHRAE 90.1 and UFC 3-400-01 standards. Delivers AutoCAD drawings, BIM models, and cost estimates.

More opportunities from Department Of Defense → W2SN Endist Alaska

Same awarding agency

NAICS: 236220
New
Federal
(EAR048) Repair Fire Alarm System Eareckson Air Station Facilities
Solicitation # W911KB27RWP12
Commercial and Institutional Building Construction

POSTED

2 days ago

DEADLINE

in 20 days
View Details
NAICS: 212319
Federal
Aggregate SupplyThis subcontract involves the supply of aggregate materials for prime contractors working on USACE tunnel projects located in Seward, Alaska. The scope of work includes sourcing, crushing, screening, hauling, and delivering bulk aggregate to the project site, with a strict requirement that all materials meet USACE specifications for concrete mix. Managed under the Department of Defense through the W2SN Endist Alaska, the contractor is responsible for providing necessary material certifications for government construction. The operation utilizes heavy haul trucks and specialized processing equipment to ensure the timely delivery of materials to the designated performance site in Seward.
Other Crushed and Broken Stone Mining and Quarrying

POSTED

9 days ago

DEADLINE

N/A
View Details
NAICS: 238910
Federal
Tunnel Dewatering and Water ManagementThis subcontract for Tunnel Dewatering and Water Management supports USACE tunnel projects in Seward, Alaska, under the Department of Defense. The primary objective is to maintain a dry or controlled-water work environment by providing continuous water removal and management services for prime contractors. Key responsibilities include the installation and operation of industrial submersible pumps and piping, as well as the use of water level monitoring sensors to track creek stages and activate temporary flood management plans. The contractor is required to manage all water discharge in strict accordance with environmental regulations to ensure project compliance. Operating under NAICS code 238910, the scope of work focuses on critical infrastructure support through technical monitoring and active water mitigation strategies within the tunnel site.
Site Preparation Contractors

POSTED

9 days ago

DEADLINE

N/A
View Details
NAICS: 238110
Federal
Concrete Channel ConstructionThis subcontract involves the construction of a concrete channel for prime contractors working on US Army Corps of Engineers tunnel projects located in Seward, Alaska. The selected provider is responsible for determining and installing formwork methods, managing concrete placement within a tunnel environment, and pouring and finishing concrete to meet strict specified tolerances. The scope of work requires the use of specialized formwork systems and concrete pumping equipment to deliver a structurally sound final product. All work must be performed in accordance with USACE civil engineering and construction standards. Managed by the Department of Defense under the W2SN Endist Alaska agency, the project falls under NAICS code 238110. The primary objective is the successful delivery of a completed concrete channel that adheres to all federal technical requirements.
Poured Concrete Foundation and Structure Contractors

POSTED

9 days ago

DEADLINE

N/A
View Details
NAICS: 238990
Federal
Winter Construction Support ServicesThis subcontract for Winter Construction Support Services involves providing specialized equipment and labor to prime contractors for USACE tunnel projects located in Seward, Alaska. The scope of work focuses on enabling construction during extreme cold-weather conditions through the implementation of winter heating and hoarding for concrete curing, the use of industrial heaters and thermal blankets for material protection, and the continuous removal of snow and ice from tunnels and access areas. Managed under the Department of Defense via W2SN Endist Alaska, the contract requires a provider with proven experience in extreme Alaskan environments to ensure maintained temperatures and site accessibility. The project is categorized under NAICS code 238990 and is specifically designed to support critical infrastructure development in a challenging climate.
All Other Specialty Trade Contractors

POSTED

9 days ago

DEADLINE

N/A
View Details
NAICS: 237990
Federal
Lowell Creek Tunnel Repairs, Seward, Alaska
Solicitation # W911KB27BA005
The Department of Defense, through the Alaska District of the U.S. Army Corps of Engineers, is issuing a presolicitation notice for the Lowell Creek Tunnel Repairs in Seward, Alaska. This project involves repairing worn areas and installing new center rails within a 2,100-foot, horseshoe-shaped tunnel that diverts Lowell Creek through Bear Mountain into Resurrection Bay. The scope of work includes structural repairs to the intake transmission tunnel and outlet, the construction of a concrete channel, and the use of abrasion-resistant concrete featuring silica fume and fly ash or slag for alkali-silica reactivity mitigation. The contractor will be responsible for providing all labor, equipment, materials, and supervision, including managing tunnel dewatering and winter construction challenges and implementing a temporary flood management plan. The project will be awarded as a firm-fixed-price contract under NAICS code 237990, with an estimated construction magnitude between 10 million and 25 million dollars. The solicitation is expected to be available via SAM.gov on or after November 3, 2026, with an anticipated award date in December 2026. The period of performance is estimated at 1,000 calendar days. Bids will be accepted electronically through the PIEE Solicitation Module under solicitation number W911KB27BA005. All offerors must be registered in SAM.gov, and the contract will adhere to Construction Wage Rates.
Other Heavy and Civil Engineering Construction

POSTED

9 days ago

DEADLINE

N/A
View Details
NAICS: 237310
Federal
Site Work and Airfield-Adjacent Civil EngineeringThis subcontract for Site Work and Airfield-Adjacent Civil Engineering involves performing earthwork, paving, and utility installation for prime contractors on USACE Alaska District projects. Located at Eielson AFB, the scope of work specifically includes grading, drainage, and paving for the Joint Mobility Center, as well as the completion of utility tie-ins, site pads, and parking areas. Due to the proximity to active airfield operations, personnel must obtain necessary security clearances for access and strictly adhere to all airfield safety protocols and height restrictions. The project falls under NAICS code 237310 and is managed through W2SN Endist Alaska for the Department of Defense.
Highway, Street, and Bridge Construction

POSTED

13 days ago

DEADLINE

in 1 day
View Details
NAICS: 238220
Federal
MEP (Mechanical, Electrical, Plumbing) SystemsThis subcontract opportunity with W2SN Endist Alaska involves the installation of comprehensive mechanical, electrical, and plumbing systems for USACE Alaska District projects located at Eielson Air Force Base. The scope of work includes the delivery of fully operational MEP systems, specifically focusing on heating systems tailored for the Alaska climate, electrical grids, lighting, and plumbing for over 225 dormitory rooms, as well as specialized ventilation for sterile areas. Qualified candidates must possess documented experience working within high-occupancy residential and sterile processing environments. Interested parties should note that the response deadline is October 29, 2026, and the project falls under NAICS code 238220.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

13 days ago

DEADLINE

in 1 day
View Details
NAICS: 238120
Federal
Steel Canopy & Exterior Structure InstallationThis subcontract involves the fabrication and installation of exterior covered storage canopies for prime contractors working on USACE Alaska District projects at Eielson AFB. The scope of work covers the structural steel framing and roofing for 25,349 square feet of outdoor storage, requiring specialized engineering to withstand Alaska snow loads and the use of heavy equipment for steel erection. The project is managed under the Department of Defense via W2SN Endist Alaska and falls under NAICS code 238120. Interested parties must note the response deadline of October 29, 2026, to provide the necessary structural deliverables for these exterior storage facilities.
Structural Steel and Precast Concrete Contractors

POSTED

13 days ago

DEADLINE

in 1 day
View Details
NAICS: 562112
Federal
Specialized Hazardous Materials (HazMat) Storage ConstructionThis subcontract involves the construction of a 38,782 square foot specialized hazardous materials storage facility located at Eielson Air Force Base for the Department of Defense. The project requires the installation of critical safety infrastructure, including chemical-resistant flooring and coatings, explosion-venting, fire-rated walls, and specialized containment systems. The final deliverable must be a fully certified HazMat storage facility designed to support prime contractors on USACE Alaska District projects. The selected contractor must possess deep technical expertise in NFPA standards and environmental regulations governing the storage of hazardous materials. This opportunity was posted by W2SN Endist Alaska with a response deadline of October 29, 2026. All work will be performed under NAICS code 562112.
Hazardous Waste Collection

POSTED

13 days ago

DEADLINE

in 1 day
View Details
NAICS: 236220
Federal
General Building Construction (Shell & Core)This subcontract for General Building Construction focuses on the shell and core structural development for USACE Alaska District projects located at Eielson AFB. The scope of work involves performing primary structural construction for prime contractors, including site preparation, foundation pouring, structural framing, and building envelope installation. The project encompasses three major structures: a 53,809 square foot Deployment Processing Facility, a 38,782 square foot HazMat storage facility, and a 225-bed dormitory. The selected contractor must be capable of operating within the challenging climate of the Alaska interior to deliver completed, dried-in building shells. This opportunity falls under NAICS code 236220 and is associated with the Department of Defense via W2SN Endist Alaska. Interested parties should note the response deadline of October 29, 2026.
Commercial and Institutional Building Construction

POSTED

13 days ago

DEADLINE

in 1 day
View Details
NAICS: 541330
Federal
Architectural and Engineering (A&E) Design ServicesThis subcontract for Architectural and Engineering Design Services supports prime contractors on USACE Alaska District projects located at Eielson Air Force Base. The scope of work involves full-phase design services for a 225-bed military dormitory, a Deployment Processing Facility, and HazMat storage. Required deliverables include site planning, architectural drafting, structural engineering, and MEP engineering, culminating in final design packages, blueprints, and technical specifications. The project utilizes Progressive Design-Build or CM@Risk delivery methods and demands strict adherence to MILCON standards and USACE design protocols. Interested parties must be capable of meeting these specialized Department of Defense requirements under NAICS code 541330. The response deadline for this opportunity is October 29, 2026.
Engineering Services

POSTED

13 days ago

DEADLINE

in 1 day
View Details

Earlier notices in this NAICS code

Posted before this notice, open and closed

NAICS: 541330
Closed
Federal
Airfield Lighting Engineering
W2SN Endist Alaska

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541330
Closed
Federal
Electrical Power & Communications Engineering
W2SN Endist Alaska

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541330
Closed
Federal
Cost Estimating & BIM Services
W2SN Endist Alaska

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541330
Closed
Federal
Utilidor Engineering
W2SN Endist Alaska

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541330
Closed
Federal
Specialized Fire Protection Engineering (AFFF/Foam)
W2SN Endist Alaska

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541330
Closed
Federal
Marine Gearbox Inspection and Certification
US Embassy Singapore

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541330
Closed
Federal
Onsite Inspection and Assessment Services
241-NETWORK Contract Office 01 (36C241)

POSTED

2 months ago

CLOSED

2 months ago
View Details
NAICS: 541330
Closed
Federal
Quality Assurance and Inspection Services
Ornl Ut-Battelle Llc-Doe Contractor

POSTED

2 months ago

CLOSED

2 months ago
View Details
NAICS: 541330
Closed
Federal
Prepared Site Design & Planning (Hourly Rate Basis)
Inc Federal Prison Industries

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541330
Closed
Federal
Civil, Structural, and Hydraulic Engineering
Csa Intermountain 3 Usda-Fs

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541330
Closed
Federal
Bridge Inspection & Specialized Access Services
Csa Intermountain 3 Usda-Fs

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541330
Closed
Federal
Data Cabling Testing and Certification
Defense Health Agency

POSTED

2 months ago

CLOSED

about 2 months ago
View Details

Find Active Opportunities Like This

Get AI-powered intelligence on the opportunities still open

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Miguel
Hillary
Keith Deutsch
Christine

Join 750+ contractors already using CLEATUS