Associate Mechanical Engineer (Mechanical and Instrumentation Engineering)

Job Summary

The Associate Mechanical Engineer performs professional-level mechanical and process engineering work supporting complex water and wastewater infrastructure projects. Reporting to a Senior Engineer, this role involves hands-on design, technical analysis, project planning, and coordination within a multidisciplinary engineering environment. Assignments focus on mechanical and instrumentation systems across treatment facilities, pumping plants, pipelines, hydropower facilities, buildings, and related infrastructure.

Key Responsibilities

Mechanical and Process Design

• Conduct site investigations and collaborate with internal stakeholders
• Prepare mechanical and process design drawings, specifications, and calculations
• Design and analyze systems such as pumps, piping, valves, chemical systems, HVAC, plumbing, and mechanical equipment
• Perform engineering analyses including hydraulic analysis, pump and valve sizing, and ventilation calculations

Computer Software Applications

• Use 2D and 3D computer-aided design tools for mechanical and process design
• Apply engineering software for scheduling, hydraulic modeling, and spreadsheet-based economic and technical analyses

Technical Support

• Respond to requests for field inspections, evaluations, and engineering calculations
• Provide technical support to engineering, operations, and maintenance teams
• Review contractor and vendor submittals for technical compliance

Project Planning and Management

• Define project objectives, scope, cost estimates, feasibility, and schedules
• Coordinate project resources and prepare supporting documentation
• Support project development, control, and interdisciplinary coordination

Written Communication

• Prepare clear and accurate engineering reports, memoranda, and correspondence
• Communicate technical information to diverse audiences including engineers, operations staff, agencies, and the public

Oral Communication

• Participate in and lead meetings
• Present technical proposals, reports, and recommendations to a wide range of stakeholders

Qualifications

• Bachelors degree in an ABET-accredited mechanical or related engineering program or a California Engineer-in-Training (EIT) certificate
• Four years of professional mechanical or related engineering experience following degree completion
• Active California Professional Mechanical Engineer (PE) license
• Valid drivers license with a satisfactory driving record
• Ability to perform field inspections and site work requiring physical agility
• Willingness to work overtime as needed

Equivalent combinations of education and experience may be considered when supported by documented evidence demonstrating the required level of responsibility and technical expertise.