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Water Quality Investigator

10100 E Jefferson Ave, Detroit, MI 48214, USA Req #78
Monday, June 8, 2020

One Water, One Team

When you work at Great Lakes Water Authority, you help make a difference in the environment and in your local community.


“One water, one team” is more than just a phrase, it’s a way of doing business. Here, you don’t work for GLWA, you work with GLWA. We are racing toward a shared goal to become the region’s most-trusted, high-quality water and wastewater resource.



The Investigator performs scheduled sampling throughout the distribution and collection systems and in the wholesale customer areas. This position performs on-demand sampling in response to system events; to address and resolve customer complaint and water quality issues.


ESSENTIAL JOB FUNCTIONS: Attend daily meeting. Run daily sampling routes. Perform on-demand seasonal variability, bacteriological, chemical and physical sampling and record results. Assist with or perform the chlorination for water mains, pumps, reservoirs and filters. Clean and maintain sampling equipment such automatic sampler devices, flow and pH meters. Investigate and resolve customer complaint investigations. Maintain records of work and submit written reports. Wear personal protective equipment (PPE). A valid Michigan Driver’s License and the ability to drive a motor vehicle on all terrain. Follow security and safety policies and procedures in carrying out work duties. Provide on the job training.


RELATED JOB FUNCTIONS: Perform related work duties as assigned.


SUPERVISION EXERCISED: The Investigator – Level 2 may be required to perform team coordination activities within the functional unit.




  • Methods, materials and equipment used in seasonal and system sampling requirements

  • Regulatory sampling requirements for distribution and collection systems

  • Policies for procurement and service contracts

  • Computerized Maintenance Management and Customer Complaint/Incident Tracking systems

  • Basic Geographic Information System (GIS) and geo-spatial depiction of sample sites, sample routes, and customer complaint/incident points

  • Familiarity with chemical terms and National Sanitation Foundation requirement for water treatment chemicals • Chlorination calculation terms

  • Methods, tools and materials used in chlorination




  • Take accurate samples and keep clear and organized records

  • Prepare and write basic reports

  • Conduct observations

  • Use and care for field instruments, equipment and variety of other hand tools

  • Take accurate measurements in readings

  • Use advanced technology




  • Interact with the public, staff and consultants/contractors

  • Detect and analyze events (clustered incidents) using GIS and geo-spatial tools

  • Read and interpret blueprints, gate books and section maps

  • Accurately read meters and gauges

  • Perform arithmetic computations

  • Analyze, diagnose and perform corrective actions in chlorination

  • Effectively utilize appropriate security and safety equipment and procedures

  • Maintain regular and reliable attendance

  • Communicate effectively, both verbally and in writing

  • Understand and follow verbal and written instructions

  • Establish and maintain effective working relationships with others

  • Communicate frequently with team members and other units across the Department about process, equipment or potential problems

  • Develop proficiency in unit specific operations and software

     • Direct team activities or work as a team member


    REQUIRED EDUCATION AND EXPERIENCE (position requirements at entry)


  • High School Diploma or GED

  • Michigan S4 license within two (2) years of Level 1 designation


    ESSENTIAL REQUIREMENTS Physical Requirements:


    The physical demands described here are representative of those that must be met by an employee to successfully perform the essential duties of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential duties.


    This position requires the ability to climb, bend, twist, carry, stack, dig, shovel, hit, push, pull and other efforts requiring considerable physical strength. This position also requires the ability to lift a minimum of fifty (50) pounds, walk, stand, or work for long periods of time, demonstrate normal color perception, hear audible alarms, detect abnormal equipment sounds, visually inspect equipment and processes at any time of the day or night. Employees will be required to wear respiratory protection and other personal protective equipment; perform in confined space, elevated and underground work. Employees will also be required to pass a bio-mechanical physical and vision test, yearly baseline physical and fit test for respirator/Self Contained Breathing Apparatus. While performing the duties of this position, employees are regularly required to use hands to handle, feel or operate equipment.


    Environmental Working Requirements:


    Work is performed at the plants or in a field environment. This position requires the ability to work in all conditions involving exposure to outside elements and seasonal weather. Work may be performed near open water, systems with hazardous chemicals that are acidic, highly corrosive, heat producing and potentially explosive. Work may be performed in confined spaces, hazardous areas that require respiratory protection and personal protective equipment (PPE), and under slippery and wet conditions.


    Level Progression Requirements:


    See Investigator Job Progression Chart


    Other Requirements:


    Valid Michigan Driver’s License

    Ability to work irregular hours, commute to GLWA facilities and work sites

We are all strategic partners on the path to becoming a Utility of the Future, and GLWA prioritizes the selection of highly talented, well-qualified individuals to help us get there.

We are dedicated to expertly delivering the nation’s best water and wastewater services to southeast Michigan. We offer competitive pay and the starting wage or salary, if hired, is variable. Factors such as your proven hard and soft skills, your level of education, history in the sector or industry, and meaningful work experience will all be evaluated.

We also offer an opportunity for advancement, on the job training, ongoing professional development, tuition assistance and a career in a sector that safeguards public health, supports and strengthen communities, and protects the environment.

We are an equal opportunity employer and value diversity at our organization. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability.

Other details

  • Job Family Investigator
  • Job Function Operations
  • Pay Type Hourly
  • 10100 E Jefferson Ave, Detroit, MI 48214, USA