Precision Engineering
for Critical Infrastructure

Le Engineers, LLC delivers client-focused MEP engineering solutions — supporting aviation, infrastructure, and commercial projects with precision and reliability.

16+
Years Experience
PE
Licensed Engineer
MBE
Certification Pending

Built on Expertise,
Driven by Excellence

Le Engineers, LLC is a full-service Mechanical, Electrical, Plumbing & Fire Protection engineering consulting firm based in King of Prussia, Pennsylvania. Founded by Hiep V. Le, PE, the firm brings over 16 years of industry experience to every engagement.

Our work spans aviation, commercial, and institutional sectors — with deep specialization in airport and airfield facilities including ARFF stations, terminal systems, and complex electrical infrastructure.

We serve as a trusted subconsultant partner to prime firms, offering responsive, technically rigorous engineering support from concept through construction administration.

Hiep V. Le, PE — President & CEO
Location
King of Prussia, PA 19406
PE License
Pennsylvania (Active)
Sectors Served
Aviation · Commercial · Institutional
Core Values
Customer Focus · Excellence · Mutual Respect
What We Do

Engineering Services

From design development through construction administration, we provide end-to-end engineering support tailored to the demands of complex, high-stakes projects.

01
Electrical Engineering Design
Power distribution, lighting, grounding, and low-voltage systems design for aviation, commercial, and institutional facilities.
02
Aviation & Airfield Systems
Specialized design for ARFF stations, terminal infrastructure, and FAA-regulated electrical systems.
03
MEP Coordination
Mechanical, electrical, and plumbing coordination for new construction and renovation projects across building types.
04
Construction Administration
Shop drawing review, RFI response, site observation, and closeout documentation to ensure design intent is realized.
05
Technical Studies & Reports
Feasibility studies, energy analyses, load calculations, and technical consulting to support owner and prime decision-making.
06
Subconsultant Services
Flexible teaming with prime engineering and architecture firms on public and private sector projects of all scales.
Diversity & Registrations

Certifications & Registrations

Le Engineers, LLC is actively pursuing and maintaining key diversity business certifications to support teaming opportunities on public and private sector projects.

MBE — Minority Business Enterprise
NMSDC / Eastern Minority Supplier Development Council
Application in Progress
DBE — Disadvantaged Business Enterprise
Pennsylvania Unified Certification Program (PA UCP)
Application in Progress
SBE — Small Business Enterprise
City of Philadelphia Office of Economic Opportunity (OEO)
Application in Progress
SAM.gov — Federal Registration
System for Award Management — Federal Contracting
Registered

NAICS Codes

We're Growing

Le Engineers is a young firm with big ambitions. We're looking for talented engineers who want to grow alongside a specialized practice in aviation and complex electrical systems.

Technical Excellence

We do rigorous, thoughtful engineering. Every deliverable reflects our commitment to quality.

Aviation Specialization

Work on airports and airfield infrastructure — some of the most technically demanding projects in the industry.

Direct Mentorship

Work directly with a licensed PE and gain exposure to all phases of project delivery from day one.

Growth Potential

As the firm scales, early team members will have significant opportunity to advance into leadership roles.

Open Positions

Mechanical Designer — EIT / Junior Level
Full-Time King of Prussia, PA Hybrid
Support mechanical systems design including HVAC, equipment, and ductwork layout for aviation and commercial projects. Revit MEP and AutoCAD experience preferred. EIT status or pursuit of PE licensure a plus.
Electrical Designer — EIT / Junior Level
Full-Time King of Prussia, PA Hybrid
Support electrical design across aviation and commercial projects. AutoCAD/Revit experience preferred. Pursuing or recently earned PE licensure a plus.
Plumbing Designer — EIT / Junior Level
Full-Time King of Prussia, PA Hybrid
Support plumbing systems design including domestic water, sanitary, and specialty piping for aviation and commercial facilities. Revit MEP and AutoCAD experience preferred. Familiarity with IPC and local codes a plus.
AutoCAD / Revit Drafter
Full-Time King of Prussia, PA Hybrid
Produce electrical and MEP construction drawings using AutoCAD and/or Revit MEP. Experience with engineering drawing sets, single-line diagrams, and panel schedules preferred. Aviation or commercial project experience a plus.
Don't see a role that fits? We welcome speculative applications. Send your resume to careers@leengineers.com with a brief note about what you bring.
Let's Connect

Get in Touch

Whether you're a prime firm looking for a trusted subconsultant or an owner with an upcoming project — we'd love to hear from you.

Principal Contact
Hiep V. Le, PE — President & CEO
Website
leengineers.com
Office
King of Prussia, PA 19406
Certifications
MBE · DBE · SBE (Pending)
SAM.gov Registered