Jobs at Mars Wrigley Conf. (MCNA)

39 open jobs at Mars Wrigley Conf. (MCNA) in Chicago, updated October 9, 2026. See every role and apply on Yabot Jobs.

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Locations

Chicago

Other

Portfolio Project Analyst

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Oct 2, 2026
Senior Project Manager

Mars Wrigley Conf. (MCNA) · GIC-Global Innovation Center, Chicago, USA, United States of America · Posted Sep 29, 2026
Facilities Technician

Mars Wrigley Conf. (MCNA) · WAC-Mars Chocolate NA, United States of America · Posted Sep 29, 2026
Production Assistant- Night Shift (Training Available)

Mars Wrigley Conf. (MCNA) · HKP-Mars Chocolate NA, United States of America · Posted Sep 28, 2026
Category Analyst, Grocery South

Mars Wrigley Conf. (MCNA) · NWK-Mars Wrigley Confectionery US, United States of America · Posted Sep 25, 2026
Project Portfolio & Resource Prioritization Manager

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 25, 2026
Processing Operator - Gum (Pitman Days) ($1,500 Sign-on Bonus)

Mars Wrigley Conf. (MCNA) · YRV-Wrigley, Yorkville, USA, United States of America · Posted Sep 25, 2026
Sheeting Operator - Pitman Days ($1,500 Sign-on Bonus)

Mars Wrigley Conf. (MCNA) · YRV-Wrigley, Yorkville, USA, United States of America · Posted Sep 25, 2026
Facilities/Utilities Technician

Mars Wrigley Conf. (MCNA) · WAC-Mars Chocolate NA, United States of America · Posted Sep 25, 2026
Human Intelligence Manager

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 25, 2026
SRM Promo Effectiveness Manager

Mars Wrigley Conf. (MCNA) · CHI-Mars Chocolate NA, United States of America · Posted Sep 24, 2026
Processing Operator - 2nd Shift ($1,500 Sign-on Bonus)

Mars Wrigley Conf. (MCNA) · YRV-Wrigley, Yorkville, USA, United States of America · Posted Sep 24, 2026
Food Safety Systems Senior Specialist

Mars Wrigley Conf. (MCNA) · TOP-Mars Chocolate NA, United States of America · Posted Sep 23, 2026
Packaging Operator - Skittles (Pitman Nights) ($1,500 Sign-on Bonus)

Mars Wrigley Conf. (MCNA) · YRV-Wrigley, Yorkville, USA, United States of America · Posted Sep 23, 2026
Area Quality & Food Safety Specialist

Mars Wrigley Conf. (MCNA) · ALB-Mars Chocolate USA, United States of America · Posted Sep 22, 2026

Operations & Manufacturing

Manager, Sales Operations (Food Services)

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Oct 1, 2026
Maintenance Technician

Mars Wrigley Conf. (MCNA) · WAC-Mars Chocolate NA, United States of America · Posted Sep 30, 2026
Director Scientific and Regulatory Affairs Confectionery, North America

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 30, 2026
Preventive Maintenance Technician

Mars Wrigley Conf. (MCNA) · ALB-Mars Chocolate USA, United States of America · Posted Sep 29, 2026
Processing Operator (Fefel)

Mars Wrigley Conf. (MCNA) · TOP-Mars Chocolate NA, United States of America · Posted Sep 29, 2026
Maintenance Technician (1st Shift)

Mars Wrigley Conf. (MCNA) · ELZ-Mars Chocolate NA, United States of America · Posted Sep 28, 2026
Machine Operator (Day Shift)

Mars Wrigley Conf. (MCNA) · HKP-Mars Chocolate NA, United States of America · Posted Sep 28, 2026
Strategic Sourcing Manager, Category Partnerships

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 25, 2026
Strategic Sourcing Manager, Business Partnerships

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 24, 2026
Warehouse Production Coordinator- Pitman Nights ($1,500 Sign-on Bonus)

Mars Wrigley Conf. (MCNA) · YRV-Wrigley, Yorkville, USA, United States of America · Posted Sep 24, 2026
Marketing Operations Manager, Seasonal

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 22, 2026

Engineering & Technology

Sr. Project Engineer -Chocolate BU Packaging

Mars Wrigley Conf. (MCNA) · WAC-Mars Chocolate NA, United States of America · Posted Oct 1, 2026
Sr. Project Engineer - Controls, Automation, and Digital

Mars Wrigley Conf. (MCNA) · HKP-Mars Chocolate NA, United States of America · Posted Sep 23, 2026
Senior Project Engineer

Mars Wrigley Conf. (MCNA) · GNV-Wrigley, Gainesville, USA, United States of America · Posted Sep 23, 2026
Senior Project Implementation Engineer

Mars Wrigley Conf. (MCNA) · TOP-Mars Chocolate NA, United States of America · Posted Sep 22, 2026

Customer Support

Retail Operations Support Specialist - Grocery

Mars Wrigley Conf. (MCNA) · GIC-Global Innovation Center, Chicago, USA, United States of America · Posted Oct 2, 2026
Retail Operations Support Specialist - Accelerator

Mars Wrigley Conf. (MCNA) · BEN-Mars US, United States of America · Posted Oct 2, 2026
Manager, Retail Operations - C-Store

Mars Wrigley Conf. (MCNA) · GIC-Global Innovation Center, Chicago, USA, United States of America · Posted Oct 2, 2026

Marketing

Sr. Associate Brand Manager Innovation- Salty

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 25, 2026
Senior Brand Manager, Cheez-It®

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 24, 2026
Manager Salty Customer Marketing, Pringles

Mars Wrigley Conf. (MCNA) · GIC-Global Innovation Center, Chicago, USA, United States of America · Posted Sep 22, 2026

Human Resources

Supply Capability/Training

Mars Wrigley Conf. (MCNA) · YRV-Wrigley, Yorkville, USA, United States of America · Posted Sep 29, 2026
Senior Manager, P&O Business Partner

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 23, 2026

Service & Trades

Manager, Reporting & Analytics (Food Service Channels)

Mars Wrigley Conf. (MCNA) · WLO - Mars Snacking North America, United States of America · Posted Sep 23, 2026