[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All SGS jobs](https://jobs.opennash.com/companies/sgs/) · [Search jobs](/search/) SGS · North Sioux City, SD # Client Service Supervisor North Sioux City, SD, United States Full-time Manager or lead Customer Support Listed on SGS’s official careers site. Posted January 12, 2026. Check that it is still open and apply there. [Apply on SGS’s careers site →](https://jobs.smartrecruiters.com/SGS/744000103107566-client-service-supervisor) [OpenNash Jobs](https://jobs.opennash.com/) / [SGS](https://jobs.opennash.com/companies/sgs/) / Client Service Supervisor ## Job description Responsible for providing leadership, direction, and training to Client Service Technicians, Couriers, Client Ambassadors/Client Service Representatives and other workers in the Sample Receiving and Courier Departments. Facilitates employee conformance to Good Laboratory Practices and all specified Operating Procedures. Ensures compliance to all client requirements and communicates requirements to laboratory personnel. ### JOB FUNCTIONS - Oversees all Client Service Receiving, Ambassador and Courier functions as required - Performs Client Service Receiving, Ambassador and Courier functions as necessary Responsible for interviewing, hiring and training Sample Receiving, Courier and Ambassador personnel - Coordinate courier pick-ups with clients, track courier pick-ups and create reports for billing purposes Interface with outside shipping providers to ensure clients requirements are met Responsible for vehicle maintenance to make sure vehicles are in proper working order - Provides feedback to direct reports, conducts employee performance reviews and provides ongoing guidance for continued employee development - Schedules personnel to facilitate an efficient operation - Communicates necessary changes or information to his or her department - Identifies quality related problems and initiates immediate investigation, corrective action, and follow up - Ensure the Quality Management System is maintained in accordance with the ISO 17025 standards LEADERSHIP/SUPERVISORY ### RESPONSIBILITIES - Provides guidance and/or leadership to others, including indirect reports, peers, or managers Yes Has hiring and terminating responsibilities Yes - Supervises others Yes Number of employees directly reporting - Supervisory; 5-15 Non-Supervisory JOB COMPLEXITY Navigate complex client requests involving multiple projects and sites - Interprets and evaluates problems occurring which may not conform to clearly established practices and precedents. Knowledge of a variety of complex rules, procedures or work methods. ## Qualifications ### EDUCATION AND EXPERIENCE 4-year degree in Microbiology/Chemistry, related field, or equivalent work experience Required 3+ year experience in Client Service or Laboratory Operations Required Effective problem prevention and problem-solving skills. ### Required - Strong written and verbal communication skills necessary to cross multiple disciplines Required - Excellent interpersonal and problem-solving skills Required - Proficiency with Microsoft and Word/Excel Required - Proficiency with LIMS and ASnAP systems Required - Ability to interact with clients effectively while maintaining a professional and pleasant work approach even under stressful conditions Required - Ability to work independently or with minimal supervision Required Flexibility is required to meet sudden and unpredictable need Required 3-5 year experience in a commercial food testing laboratory Preferred ## At a glance - Posted by the employer: Jan 12, 2026 - First seen by OpenNash: Oct 12, 2026 - Last checked: Oct 19, 2026 - Listed for: 280 days - Location: North Sioux City, SD, United States - Employment type: Full-time[Apply on SGS’s careers site →](https://jobs.smartrecruiters.com/SGS/744000103107566-client-service-supervisor) ## More jobs at SGS ### [Client Service Ambassador](https://jobs.opennash.com/companies/sgs/jobs/3613bc6c29d56cea7929/) North Sioux City, SD, United States ### [Manager, Client Service](https://jobs.opennash.com/companies/sgs/jobs/aa26d4bd532bc990e142/) North Sioux City, SD, United States ### [Chemist](https://jobs.opennash.com/companies/sgs/jobs/82d917628d9d5e07f6b5/) North Sioux City, SD, United States ### [Chemist I](https://jobs.opennash.com/companies/sgs/jobs/d766312780081d3ed95a/) North Sioux City, SD, United States ### [Chemist/ Químico](https://jobs.opennash.com/companies/sgs/jobs/a6c29087caa5c47be8f3/) North Sioux City, SD, United States ## Similar jobs at other companies ### [Client Service Advisor](https://jobs.opennash.com/companies/huntington-bank/jobs/11e6ee9bfc8ed18cda94/) Huntington Bank · Hagerstown, MD ### [Client Service Associate II](https://jobs.opennash.com/companies/jpmorganchase/jobs/9861d9bf71b8afa533e1/) JPMorganChase · Columbus, OH, United States ### [Client Service Implementation Analyst](https://jobs.opennash.com/companies/jpmorganchase/jobs/05540db61529313e0382/) JPMorganChase · Chicago, IL, United States ### [Client Service Advisor - Merchant Services](https://jobs.opennash.com/companies/huntington-bank/jobs/39e26b25968a32a8f206/) Huntington Bank · Hagerstown, MD ### [Supervisor, Customer Service](https://jobs.opennash.com/companies/cardinal-health/jobs/0b91c61e6cf7e97e1ad5/) Cardinal Health · International OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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