Careers

Civil Engineering Intern | SD

San Diego, CA Internship

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes…

Civil Engineering Intern | LA

Monterey Park, CA Internship

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes…

Civil Engineering Intern | OC

Orange, CA Internship

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes…

Civil Engineering Intern | IE

Ontario, CA Internship

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes…

Mobility Planning Intern | OC

Orange, CA Internship

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes…

Mobility Planning Intern | SD

San Diego, CA Internship

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff includes…

Business Development Manager | CORP

Monterey Park, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Senior Engineer (Civil) | LA

Monterey Park, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Senior Engineer (Civil) | OC

Orange, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Senior Engineer (Civil) | IE

Ontario, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Senior Engineer (Civil) | SD

San Diego, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Senior Associate Engineer | LA

Monterey Park, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), as a Lochner Company, is a leading provider in professional services in transportation engineering, mobility planning, and construction management for public agencies and private sector clients. KOA…

Senior Associate Engineer | OC

Orange, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), as a Lochner Company, is a leading provider in professional services in transportation engineering, mobility planning, and construction management for public agencies and private sector clients. KOA…

Senior Associate Engineer | IE

Ontario, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), as a Lochner Company, is a leading provider in professional services in transportation engineering, mobility planning, and construction management for public agencies and private sector clients. KOA…

Senior Associate Engineer | SD

San Diego, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), as a Lochner Company, is a leading provider in professional services in transportation engineering, mobility planning, and construction management for public agencies and private sector clients. KOA…

Associate Planner | OC

Orange, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Civil) | LA

Monterey Park, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Civil) | OC

Orange, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Traffic) | OC

Orange, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Traffic) | OC

Orange, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Civil) | SD

San Diego, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Civil) | IE

Ontario, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…

Associate Engineer (Civil) | SD

San Diego, CA Full-time

Make a difference with your change - lead with ingenuity! KOA Corporation (KOA), a Lochner Company, is a leading provider in professional services in transportation, engineering, mobility planning, and construction management for public agencies and private sector clients. Our staff…