Assistant Civil/Environmental Engineer

Caliskaner Water Technologies, Inc.; Olivehurst (CA); On-site; USD 60,000 - 90,000; Full time

Job summary

Caliskaner Water Technologies, Inc. is seeking an Assistant Engineer to support field demonstrations of wastewater treatment, water reuse, and biosolids management technologies.

You will assist with field operations, sample collection, and laboratory characterization to generate high-quality data for project evaluation. The role provides an early-career pathway for civil and environmental engineering graduates with opportunities to grow in advanced wastewater treatment and sustainability

Qualifications

• Master's degree in civil or environmental engineering or related field.
• Demonstrated ability to deliver consistent, high-quality sample collection and laboratory analysis.
• Strong attention to detail, organization, and adherence to protocols.

Responsibilities

• Prepare reagents, calibrate instruments, and maintain an organized laboratory workspace.
• Lead sample collection activities from demonstration systems.
• Perform routine wastewater analyses (e.g., BOD, COD, pH, TSS/VSS, nutrients, and related parameters).
• Coordinate off-site analytical testing with third-party laboratories.
• Record, validate, and interpret data in accordance with APHA, EPA, and ISO standard methods.
• Document procedures and QA/QC activities, and support the preparation of technical reports.

Skills

Sample collection

Laboratory analysis

Data analysis

QA/QC

Education

Master's degree in civil or environmental engineering or related field

Tools

APHA methods

EPA methods

ISO methods

Job description

Role Overview

As an Assistant Engineer, you will support the project team in conducting field demonstrations of emerging wastewater treatment, water reuse, and biosolids management technologies. You will support field operations and sample collection for pilot- to full-scale systems. In the lab, you will support wastewater characterization, sampling, and analytical testing to generate the high-quality data needed for process evaluation and project performance objectives. Your responsibilities will include executing field and laboratory protocols, conducting preliminary data analyses, preparing technical documentation, and assisting in the operation and monitoring of innovative treatment technologies under development or demonstration.

This role offers an exceptional early-career pathway for individuals with backgrounds in civil and environmental engineering or related disciplines, with substantial opportunities for professional growth in the advanced wastewater treatment, water reuse, and biosolids management industry.

Key Responsibilities

• Prepare reagents, calibrate instruments, and maintain an organized laboratory workspace
• Lead sample collection activities from demonstration systems
• Perform routine wastewater analyses (e.g., BOD, COD, pH, TSS/VSS, nutrients, and related parameters)
• Coordinate off-site analytical testing with third-party laboratories
• Assist with troubleshooting equipment issues and resolving data or testing anomalies
• Record, validate, and interpret data in accordance with APHA, EPA, and ISO standard methods
• Document procedures and QA/QC activities, and support the preparation of technical reports

Preferred Qualifications

• Master's degree in civil or environmental engineering, environmental science, chemistry, biology, or a related field
• Demonstrated ability to deliver consistent, high-quality sample collection and laboratory analysis
• Strong attention to detail, organization, and adherence to protocols
• Ability to learn quickly and contribute to a collaborative team environment
• Experience with data analysis or statistical evaluation

Why Join Us?

• Gain practical, real-world lab experience
• Work with industry experts to help build a better water future
• Learn from seasoned professionals in water science
• Network and build your career in sustainability