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Seraphina Mbatha-Kowalski

Dairy Production Supervisor
Madison, WI, United States

Professional Summary

Dairy production supervisor with 11 years in cheese and cultured-dairy manufacturing, leading 40+ operators across three shifts in SQF Level 3 plants. Known for raising yield, cutting changeover time, and keeping zero major FDA/WDATCP findings through disciplined HACCP, sanitation, and people development.

Employment History

Dairy Production Supervisor
Prairie Ridge Creamery Cooperative · Madison, WI
Mar, 2020 · Present
Lead 42 operators and 4 leads across cheddar, Colby, and string-cheese lines processing 1.1M lbs of milk per day. Raised cheese yield 2.3% (Van Slyke) by tightening vat set protocols, coagulant dosing, and curd-handling SOPs, worth ~$1.4M per year. Cut CIP and line changeover time 27% with SMED workshops and standardized sanitation kits. Maintained SQF Level 3 certification with zero major non-conformances across four annual audits. Reduced OSHA recordables 58% via lockout/tagout refreshers, ammonia-awareness drills, and daily safety huddles. Built a cross-training matrix that lifted multi-skilled operators from 35% to 80% and cut overtime 19%.
Production Lead, Cultured Dairy
Lakeshore Dairy Foods · Sheboygan, WI
Jun, 2016 · Feb, 2020
Ran second shift for yogurt, sour cream, and cottage cheese (6 fill lines, 18 operators). Cut product giveaway 1.8% by recalibrating fillers and introducing hourly SPC weight checks. Led pasteurizer HTST validation and chart reviews; zero hold-and-release events in 3 years. Trained 30+ new hires on GMPs, allergen control, and environmental monitoring swabbing.
Cheesemaker / Vat Operator
Driftless Valley Cheese Co. · Monroe, WI
Aug, 2013 · May, 2016
Operated 50,000-lb open vats for Swiss and Muenster; logged pH, titratable acidity, and cook temperatures. Earned Wisconsin Licensed Cheesemaker credential after 18-month apprenticeship. Suggested whey-handling change that reduced fines loss and saved ~$90K per year.

Education

B.S. Food Science (Dairy emphasis)
University of Wisconsin–Madison · Madison, WI
2009 · 2013
Coursework: Dairy Chemistry, Food Microbiology, Unit Operations. Babcock Hall Dairy Plant student worker.

Skills

Cheese make procedures
HTST pasteurization
CIP & sanitation
HACCP/FSMA
SQF
SPC & yield analysis
SMED / Lean
Lockout/Tagout
Labor scheduling
Team coaching
SAP PP
Microsoft Excel

Languages

English · native
Polish · intermediate

Courses

Wisconsin Licensed Cheesemaker (WDATCP)
WDATCP
2015
PCQI – Preventive Controls for Human Food (FSPCA)
FSPCA
2021
HACCP Certified (International HACCP Alliance)
International HACCP Alliance
2018
SQF Practitioner
SQFI
2020
OSHA 30-Hour General Industry
OSHA
2019
Lean Six Sigma Green Belt
Lean Six Sigma
2022