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APTIM FEDERAL SERVICES LLC Baton Rouge LA 70802 USA

UEI: SLED_8C1C2EF624CF41D0

APTIM FEDERAL SERVICES LLC Baton Rouge LA 70802 USA is a federal contractor, registered under UEI SLED_8C1C2EF624CF41D0. It has been awarded $245,000,000 across 1 federal contract. Primary work spans Engineering Services. Top awarding agencies include W071 Endist Kansas City.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_8C1C2EF624CF41D0

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

APTIM Federal Services LLC specializes in environmental remediation and advanced research, with a specific technical focus on groundwater management. Their core capabilities include the in situ management of per- and polyfluoroalkyl substances (PFAS) in groundwater, providing specialized research an...

Key Performance Metrics

Awards Count

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Total Awards

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Contracts

Prime · all time

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Grants

Prime · all time

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Award Analytics & Distribution

Awards by Agency

W071 Endist Kansas City$245.0M100%

Awards by NAICS

541330 - Engineering Services$245.0M100%

Awards by Agency Over Time

Awards by Place of Performance

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College Park East Stormwater Infrastructure Design Services

Solicitation # college-park-east-stormwater-infrastructure-design-services

The City of Seal Beach is seeking design services for the College Park East Stormwater Infrastructure project located in Orange County, California. This solicitation, identified by contract number CIP SD2601, focuses on engineering and design requirements under NAICS code 541330. Stantec Consulting Services Inc. is managing the process, with Laura Duarte serving as the primary point of contact for interested parties. The solicitation was posted on October 2, 2026, with a rapid response deadline of October 6, 2026. While the project is situated in California, the procurement process is associated with Certified Disadvantaged Business Enterprise standards through the Department of Transportation.

Stantec Consulting Services Inc.

POSTED

about 4 hours ago

DEADLINE

RFP #2026-01 General Engineering Consultant for Valley Link Rail Project

Solicitation # 48968

The Tri-Valley - San Joaquin Valley Regional Rail Authority is soliciting proposals for a General Engineering Consultant to serve as the Designer and Engineer of Record for the Valley Link Phase 1A Rail Project in California. The selected firm will be responsible for taking the existing 30 percent design and advancing it through the 60, 95, and 100 percent final design stages. This role includes managing the design transition and validation process to ensure project continuity and technical accuracy. Beyond design development, the consultant will provide essential technical support during the Construction Manager General Contractor Pre-Construction phase, which is expected to last 36 months. Key responsibilities include coordinating with third parties and supporting reviews conducted by the FTA and the FTA Project Management Oversight Consultant. Interested qualified firms must submit their proposals by October 16, 2026.

POSTED

about 10 hours ago

DEADLINE

Mechanical Engineering Oversight/Certification

POSTED

about 11 hours ago

DEADLINE

Subfloor Assessment & Testing

City of Red Deer

POSTED

about 12 hours ago

DEADLINE

RFP -Multiple Projects: Construction Inspection and CPM Services; Released October 2026

Solicitation # 49325

The Kansas Department of Transportation is seeking consulting services for construction inspections and Critical Path Method services across multiple projects. This solicitation, identified by number 49325, was released on October 1, 2026, and requires all responses to be submitted by the deadline of October 21, 2026, at 5:00 PM. The work will be performed within the state of Kansas under the direction of the Engineering and Consulting division. Interested parties can find further details and submission guidelines through the Bid Express portal.

Kansas Department of Transportation - Engineering and Consulting

POSTED

about 13 hours ago

DEADLINE

Urban Planner / Demographics Specialist

Township of Wilmot

POSTED

about 14 hours ago

DEADLINE

Civil Engineering Design Services

City of Mcrae-helena

POSTED

about 14 hours ago

DEADLINE

in about 1 month

2027 CDBG Engineering Services

Solicitation # PE-68130-NONST-2027-000000016

City of Mcrae-helena

POSTED

about 14 hours ago

DEADLINE

in about 1 month

Cultural Resources Survey ServicesThis subcontract for Cultural Resources Survey Services involves performing field surveys to collect and summarize cultural resource data for prime contractors working on USDA Forest Service projects. The selected provider will be responsible for gathering data within designated project areas according to established protocols and delivering comprehensive survey data and summaries. The project is based in Salem, Oregon, and falls under NAICS code 541330. Interested parties must submit their responses by the deadline of November 2, 2026.

Procurement Only

POSTED

about 16 hours ago

DEADLINE

in about 1 month

Civil/External Works Design ConsultancyThis subcontract for Civil/External Works Design Consultancy involves providing specialized technical design services for the Mayor and Commonalty and Citizens of the City of London. The selected consultant will support prime contractors on estate projects by executing site grading, drainage design, and material specifications for various external surfaces, including landscaping and paving. The successful provider must employ a qualified Civil Engineer or Landscape Architect to deliver comprehensive civil engineering drawings, detailed drainage plans, and external works specifications. This engagement falls under NAICS code 541330 and focuses on ensuring the technical integrity of external infrastructure across the City of London estate.

The Mayor and Commonalty and Citizens of the City of London

POSTED

about 16 hours ago

DEADLINE

Electrical Engineering ConsultancyThis subcontract for Electrical Engineering Consultancy involves providing technical design and specification services for electrical upgrades across the City of London estate projects. The selected consultant will support prime contractors by conducting load calculations, designing electrical systems, specifying necessary components, and reviewing final installations to ensure compliance and quality. The project requires a Chartered Electrical Engineer with specialized expertise in estate-scale infrastructure. Key deliverables include comprehensive electrical design packages, detailed technical specifications, and formal installation oversight reports. The contract is managed by The Mayor and Commonalty and Citizens of the City of London under NAICS code 541330.

The Mayor and Commonalty and Citizens of the City of London

POSTED

about 16 hours ago

DEADLINE

Clerk of Works / Construction SupervisionThis subcontract for the City of London involves providing professional Clerk of Works and construction supervision services for estate projects. The selected provider will be responsible for performing on-site inspections and quality assurance to ensure prime contractors comply with project specifications. Key duties include monitoring contractor performance, verifying the quality of materials used, and reporting on overall progress and any identified defects. To qualify for this role, the provider must hold professional certification in construction supervision or a recognized Clerk of Works qualification. Deliverables for the contract include detailed site inspection reports, quality compliance logs, and the formal certification of completed works. The project is managed under the authority of The Mayor and Commonalty and Citizens of the City of London.

The Mayor and Commonalty and Citizens of the City of London

POSTED

about 16 hours ago

DEADLINE

Avondale Square Estate External Works & Electrical Upgrades (Phases A & B) Multidisciplinary Consultancy Services

Solicitation # prj_1115 / pqq_112

The Mayor and Commonalty and Citizens of the City of London is seeking a multidisciplinary consultant team to support the Avondale Square Estate External Works and Electrical Upgrades Project across Phases A and B. The project is divided into two phases due to the High-Rise Building status of the blocks, which requires specific GW2 applications for Phase B. The required team must provide expertise in Lead Consultancy, Building Surveying, Contract Administration, Principal Design for both CDM and Building Regulations, Mechanical and Electrical Engineering, Quantity Surveying, and Clerk of Works services, with architectural and planning support provided as needed. The contract is estimated to run for approximately 4.44 years, from March 22, 2027, to August 31, 2031, with a total estimated value of 700,000 GBP excluding VAT, averaging 157,657.66 GBP annually. This procurement follows a two-stage Competitive Flexible Procedure consisting of an Invitation to Participate and an Invitation to Tender. Award decisions will be based on a weighted evaluation of Technical capabilities at 45 percent, Commercial lump sum responses at 40 percent, and Responsible Procurement, focusing on social value and environmental sustainability, at 15 percent. Small and medium-sized enterprises are identified as particularly suitable for this opportunity.

The Mayor and Commonalty and Citizens of the City of London

POSTED

about 16 hours ago

DEADLINE

Electrical Engineering ConsultantThe Electrical Engineering Consultant subcontract for Cherokee County School District 1 in South Carolina involves providing independent technical reviews of electrical system upgrades and energy-saving lighting initiatives. The selected consultant will evaluate critical infrastructure, including LED lighting systems, electrical panels, power distribution, and smart metering, to ensure long-term durability and maintainability. Key deliverables for this engagement include comprehensive electrical system validation reports and detailed design review documentation. Qualified candidates must hold a Professional Engineer license to perform these services. Interested parties should note that the response deadline for this opportunity is October 26, 2026. The project falls under NAICS code 541330 and focuses on supporting prime contractors in the successful execution of facility projects across the school district.

Cherokee County School District 1

POSTED

about 16 hours ago

DEADLINE

Mechanical & HVAC Engineering ConsultantThe Mechanical and HVAC Engineering Consultant subcontract for Cherokee County School District 1 in South Carolina involves providing independent technical review and validation of energy efficiency measures for facility projects. The selected consultant will evaluate critical building systems, including chillers, boilers, energy recovery ventilators, and building automation systems, to ensure optimal performance and life-cycle value. Key deliverables include technical review reports, oversight documentation, and validated energy savings calculations. Qualified candidates must hold a Professional Engineer license and possess specialized expertise in ASHRAE standards. This opportunity is categorized under NAICS code 541330. Interested parties must submit their responses by the deadline of October 26, 2026.

Cherokee County School District 1

POSTED

about 16 hours ago

DEADLINE

Architect/Engineer Consultant Services - Energy Savings Performance

Solicitation # 2027-09

Cherokee County School District 1 is seeking Statements of Qualifications from qualified Architect/Engineer firms to serve as an independent technical advisor for its Energy Savings Performance Contract with Schneider Electric. The selected consultant will represent the District's interests throughout the project lifecycle, providing professional services including technical and design review of drawings and specifications, implementation oversight through periodic site observations, and ensuring compliance with building codes and regulatory requirements. Key responsibilities also include project coordination and assisting the District with final project acceptance by reviewing punch-lists, commissioning documentation, as-built records, and warranties. The selection process is qualifications-based, focusing on demonstrated competence in K-12 school projects involving energy efficiency, HVAC, electrical, and building automation systems within the last five years. Interested firms must submit a comprehensive proposal by October 26, 2026, including a letter of interest, resumes of key personnel, evidence of professional liability insurance, and a history of relevant projects. Preference may be given to South Carolina resident design firms. Following an evaluation and interview process, the District will rank the top three firms and initiate negotiations regarding the final scope of services, schedule, and compensation with the highest-ranked firm.

Cherokee County School District 1

POSTED

about 16 hours ago

DEADLINE

Elevator Replacement DesignThis subcontract opportunity with the City of Brampton involves providing specialized engineering and architectural design services for the replacement of passenger and service elevators across various city facilities. The selected provider will be responsible for creating comprehensive design specifications and drawings that strictly adhere to TSSA requirements and CAN/CSA B44-2019 standards. Key deliverables include the submission of technical specifications and engineering documents that have been officially stamped. To qualify for this project, the service provider must hold a valid Professional Engineering license from the PEO. Interested parties must submit their responses by October 20, 2026, to support prime contractors in the successful execution of these facility upgrades.

City of Brampton

POSTED

about 17 hours ago

DEADLINE

Temporary Works & Logistics PlanningThis subcontract for Temporary Works and Logistics Planning involves providing technical planning for construction phases on infrastructure projects for the Bath and North East Somerset Council. The selected provider will be responsible for developing craneage and lift plans, managing logistics and specialist haulage, and designing temporary works strategies. Key deliverables include comprehensive logistics plans and detailed temporary works strategy reports. To qualify for this engagement, the contractor must demonstrate competency or hold a membership in the Temporary Works Forum. The solicitation was posted on October 2, 2026, with a response deadline set for November 6, 2026. The project falls under NAICS code 541330, focusing on engineering services to support prime contractors.

Bath & North East Somerset Council

POSTED

about 17 hours ago

DEADLINE

in about 1 month