Entry-Level Wastewater Process Mechanical Engineer

Carollo Engineers

Seattle, WA0–4 yrs52m agovia LinkedInH-1B sponsor · 4 entry-level filings

About the Role

Carollo Engineers, Inc. is seeking an entry-level process mechanical wastewater engineer to support their vision of becoming the best water consulting firm. The role involves working on projects related to municipal wastewater treatment plants, including studies, expansions, and critical projects for a safe, sustainable, and resilient environment.

Key Responsibilities

  • Performing engineering work in wastewater treatment facilities
  • Wastewater process modeling and statistical data analysis
  • Development of alternative analysis for design options
  • Work on engineering planning and design projects
  • Prepare reports and make client presentations
  • Develop plans and specifications
  • Prepare cost estimates for various wastewater projects
  • Prepare technical memoranda and reports

Requirements & Tech Stack

  • 0 to 4 years of using commercial software for biological modeling and/or process mechanical design related to wastewater treatment.

Qualifications

  • Master’s or PhD in Civil or Environmental Engineering
  • Strong verbal and written communication skills
  • Ability to work well in a team environment
  • Ability to communicate effectively with peers and mentors
  • Minimum academic coursework in:
  • Physical and biological wastewater treatment processes
  • Wastewater treatment plant design
  • Statistics
  • Hydraulics
  • Application of engineering principles including critical thinking, analysis, and innovative techniques

Preferred Qualifications

  • PhD in Civil or Environmental Engineering with experience in designing experiments
  • Wastewater modeling using BioWin, GPSX, and/or Sumo
  • EIT/FE certificate
  • Internship experience within consulting engineering

H-1B sponsor

Carollo Engineers filed 4 entry-level H-1B applications for new hires (Oct 2025 - Jun 2026, Department of Labor).

See their H-1B record →

Entry-Level Mechanical Engineer Jobs · last 7 days

150 openings · 148 need no experience

Most hiring: Hired, L3Harris Technologies, Newport News Shipbuilding, A Division of HII

See all 150 →

FirstHire never charges to apply, and real employers don't ask for money for tests, interviews or offer letters. How we list jobs · Report this job