Flexa
Find a jobDiscover companiesResourcesSign in/up
For employers
< Back to search
Mars UK • USA-Ohio-Columbus | United States of America

Retort Sr. Operator (3rd Shift)

Employment type:  Full time
Salary:  $30 per hour
Apply now

Job Description

Job Description:

Mars Petcare- Retort Sr. Operator- Columbus, OH

  • Pay: $30.33/hour and $1.50 shift premium
  • This site manufactures Petfood

Shift Schedule:

  • Shift: 3rd (nights)
  • Schedule: 2.2.3
  • Hours: 7pm- 7:30am (flexible pending business needs)

Description of Role:
The Retort Sr. Operator is responsible for the safe and efficient operation of retort (pressure sterilization) systems used in the thermal processing of pet food products. This role ensures retort cycles meet strict quality, food safety, and regulatory standards to deliver safe, shelf-stable pet food products.

What are we looking for?

Minimum Requirements:

  • High school diploma, GED or equivalent education
  • Previous experience in manufacturing
  • Proficient knowledge in computer software including MS Office and email.

Physical Requirements:

  • Can perform the essential functions of the job with or without reasonable accommodation.
  • Frequent lifting/carrying (10-50 lbs) and pushing/pulling (50-300 lbs)
  • Frequent bending, stooping, twisting, handling, and gripping.
  • Ability to work at elevated heights, climb stairs, lean over equipment, and operate in confined spaces.
  • Ability to stand and work on feet for extended periods, with shifts lasting 12 hours
  • Capable of working in hot, cold and wet conditions
  • Proficient in understanding, communicating, reading, and writing in English.

Preferred Qualifications:

  • Technical degree or certification(s)
  • Technical training in food processing or mechanical operations
  • Previous experience in thermal processing or retort operations (and/or certifications)
  • Experience with data logging systems
  • HACCP training certificate

What will be my Key Responsibilities?

  • Operate, monitor, and maintain retort systems, including loading/unloading retort baskets, setting cycle parameters, and initiating sterilization processes.
  • Verify proper product sealing, can integrity, and batch documentation prior to retort processing.
  • Monitor temperature, pressure, and time parameters throughout the retort cycle to ensure compliance with scheduled processes.
  • Record operational data (e.g., come-up time, process time, F0 values) accurately on batch records and data loggers.
  • Conduct routine equipment inspections and perform basic troubleshooting; escalate mechanical issues to maintenance personnel as needed.
  • Follow critical control point (CCP) procedures within the HACCP plan and support food safety initiatives.
  • Support sanitation teams by preparing retort equipment for cleaning and verifying cleanliness post-sanitation.
  • Adhere to all safety procedures, including lockout/tagout (LOTO), confined space entry, and PPE requirements.
  • Participate in line start-ups, changeovers, and shutdowns as required.
  • Collaborate with Quality Assurance, Maintenance, and Production teams to ensure seamless operations.
  • Maintain a clean, organized, and safe work environment in compliance with OSHA, FDA, and company standards.

Total Rewards

  • Starting Pay: $30.33/hour
  • Shift Differential: $1.50/hour
  • Annual Bonus and Merit Increases
  • Benefits Starting Day One:
    • Medical, Vision, and Dental
    • Up to 6% 401(k) match
    • Vacation time
    • Tuition reimbursement
    • Short/Long-Term Disability
    • 18 weeks parental leave
  • Relocation will not be offered
Apply now

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neo-natal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
Learning license
Studying sabbaticals
Open to part time work for some roles

Working at Mars UK

Company employees:

4,000 In the UK

Gender diversity (m:f):

57:43

Hiring in countries

Argentina

Australia

Austria

Belgium

Brazil

Bulgaria

Canada

Chile

China

Czechia

Denmark

Egypt

France

Awards & Accreditations

1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2026
3rd - Best Workplace Benefits

3rd - Best Workplace Benefits

Flexa awards 2026
Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2026
1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2025
2nd – Pet Friendly

2nd – Pet Friendly

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
Most Inclusive Company

Top 5 - Most Inclusive Company

Flexa awards 2025
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2025
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
Best Workplace Benefits

Best Workplace Benefits

Flexa awards 2025
1st – Large companies

1st – Large companies

Flexa100 2024
Consumer Goods

Consumer Goods

Industry awards 2023
3rd – Large companies

3rd – Large companies

Flexa100 2023
Retail & Ecommerce

Retail & Ecommerce

Industry awards 2022

Other jobs you might like

  • Mars UK

    Meat Prep Operator (3rd Shift)

    $26 per hour

    USA-Ohio-Columbus | United States of America

    #1 MOST FAMILY FRIENDLY COMPANY
Flex spring

Join the mailing list

Get the latest insights and expert guidance on job hunting, career progression, and creating thriving workplaces.

Enter your email
  • About us
  • Contact us
  • FAQs
  • Info for employers
  • Join Flexa
  • Legal
  • Live feed
  • Pioneer awards
  • Resources
  • Sign in/up
  • The Flexa awards
Flexa

Germany

Hungary

India

Ireland

Italy

Japan

Latvia

Lithuania

Malaysia

Mexico

Netherlands

New Zealand

Poland

Romania

Russia

Saudi Arabia

Serbia

Slovenia

South Africa

South Korea

Spain

Sweden

Switzerland

Thailand

Türkiye

Ukraine

United Arab Emirates

United Kingdom

United States

Office Locations

  • Mars UK

    Machine Operator- 3rd Shift

    From $24 per hour

    USA-Pennsylvania-Elizabethtown | United States of America

    #1 MOST FAMILY FRIENDLY COMPANY
  • Mars UK

    Machine Operator - 2nd Shift ($1,500 Sign-On Bonus!)

    $22 – $30 per hour

    USA-Illinois-Yorkville | United States of America

    #1 MOST FAMILY FRIENDLY COMPANY
  • Mars UK

    Machine Operator-Tech-Make/Pack-Nights

    From $22 per hour

    USA-Nebraska-Aurora | United States of America

    #1 MOST FAMILY FRIENDLY COMPANY
  • Mars UK

    Utility Operator (2nd Shift)

    From $25 per hour

    USA-Ohio-Dalton | United States of America

    #1 MOST FAMILY FRIENDLY COMPANY