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2742 - Wastewater Laboratory Chemist (Micro Laboratory Chemist)

Posted on Apr 11, 2019 by PIMA COUNTY GOVERNMENT

Tucson, AZ 85726
Professional/Technical Services
22 Mar 2019
Annual Salary
Full-Time
2742 - Wastewater Laboratory Chemist (Micro Laboratory Chemist) (Job# 2019 - 00337) Starting Salary: $20.61/hr This position is in the Regional Wastewater Reclamation Department.

Salary Grade: 46

Performs chemical and microbiological lab/field analyses and testing of ground/storm/ surface and solid wastewater samples utilizing Environmental Protection Agency (EPA) approved methods. Processes analytical data and prepares reports in compliance with licensure requirements of local, state and federal regulatory agencies.
An assessment may be administered. Requirements: (Work assignments may vary depending on the department's needs and will be communicated to the applicant or incumbent by the supervisor.)

Performs sophisticated chemical and microbial analysis by obtaining water samples, operating field instrumentation and recording results;
Prepares samples for testing using complex chemical extraction and digestion techniques;
Monitors laboratory data of technicians to validate the accuracy and precision of analytical results;
Maintains manual and automated records and logbooks, interprets data and prepares reports;
Operates complicated analytical instrumentation such as gas chromatograph/mass spectrometers (GC/MS), inductively coupled plasma/mass spectrometers (ICP/MS) and inductively coupled plasma/atomic absorption spectrometers (ICP/AAS);
Prepares, maintains and disposes of various chemical standards, solvents and reagents, test solutions and bacteriological media;
Maintains facilities and equipment in accordance with departmental and professional standards;
Adheres to safety procedures in accordance with laboratory and chemical plan;
Assists Wastewater Laboratory Chemist Specialists in writing standardized operating procedures and laboratory audit procedures;
Prepares purchase requisitions for laboratory chemicals, supplies and parts for maintenance of analytical instrumentation;
May assist Wastewater Laboratory Chemist Specialists in training Wastewater Laboratory Technicians.

KNOWLEDGE & SKILLS:

Knowledge of: principles and practices of organic and inorganic chemistry, effluent toxicity testing, wastewater process control and microbiological testing;standard laboratory practices and techniques such as performing titrations, dilutions, concentrations, extractions and digestions;operation and maintenance of specialized laboratory equipment and instrumentation;wastewater treatment and test procedures used for process control;federal, state and local requirements for compliance testing of wastewater, ground water, storm water, surface water and solid waste samples;EPA approved test methods for analyzing wastewater, groundwater and solid waste samples;permit and monitoring requirements. Skill in: performing specialized laboratory testing;using routine and sophisticated laboratory equipment and analytical instruments;communicating effectively and following written and verbal instructions;interpreting test results and preparing analytical reports;preparing chemical standard solutions and microbiological media using volumetric glassware and analytical balances;safely handling hazardous and carcinogenic chemicals;use of automated information systems for acquiring data and report generation. Minimum Qualifications:
(1) A Bachelor's degree from an accredited college or university with a major in chemistry, microbiology, biology or other closely related science as defined by the appointing authority at the time of recruitment and two years of experience performing chemical or microbiological analysis in a laboratory setting.
(Additional relevant education from an accredited college or university or experience may be substituted.)
OR:
(2) Two years with Pima County as a Wastewater Laboratory Technician.

Qualifying education and experience must be clearly documented in the "Education" and "Work Experience" sections of the application. Do not substitute a resume for your application or write "see resume" on your application.

Preferred Qualifications: (Be specific in describing your experience in your application. Ensure the descriptions provided illustrate your competencies, specifically addressing the required and preferred qualifications.):
Experience within the last five (5) years performing standard laboratory tests or instrumental laboratory analyses on water, wastewater and solid samples.Experience performing gravimetric residue analysis (TSS, TS, TVS, TVSS, TDS).Experience performing field methods (pH, DO, chlorine, conductivity,temperature).Experience within the last five (5) years collecting water/wastewater samples.Experience within the last five (5) years performing Microbiological methods (Total Coliform, Fecal Coliform, E. Coli, aseptic technique, use of autoclave.) Experience with peer reviewing data and reviewing/updating Standard Operating Procedures (SOP's).Experience with Laboratory Information Management Systems.Experience with Microsoft Outlook, Word & Excel.
Selection Procedure:
Pima County Human Resources Department reserves the right to admit to the selection process only those candidates that meet the minimum/desired qualifications. All applications will be assessed based on an evaluation of the listed education and experience. Candidates meeting the minimum/desired qualifications may be further evaluated/scored against any advertised Preferred Qualifications. The hiring authority will interview and select the successful candidate from a referral list provided by Human Resources. Additional assessments/testing may be required as part of the selection process. Supplemental Information:

Licenses and Certificates: Valid driver license is required at time of application. Valid AZ driver license is required at time of appointment. The successful applicant will be subject to a 39-month DOT Motor Vehicle Record review to determine applicant's suitability to operate county vehicles in accordance with Pima County administrative procedures. Failure to obtain and maintain the required licenses and certifications shall be grounds for termination. Any offer of employment resulting from this recruitment is contingent upon Risk Management's review and approval of the candidate's driving record.

Physical/Sensory Requirements: Post-offer physical required. Some positions may require the ability to: lift and carry up to fifty pounds; work with or in the presence of obnoxious odors; work with noxious or potentially hazardous chemicals, compounds or wastewater products. Safety training and equipment will be provided by Pima County.

CLOSING DATE: Fri. 04/05/:59 PM Arizona Time When applying to this position, please note the Job Number is 2019 - 00337.
EOE Category: Environmental , Keywords: Wastewater Operations Technician

Reference: 692126784