Description:
Do you take pride in doing things right the first time? Looking for a stable job with room to grow? Ready to join a team that treats you like family? We want to hear from you!
Blow Mold Process Engineer – Ayer, MA
Join a Legacy. Build the Future
Catania Oils, a fourth-generation, family-owned business with 125 years of excellence in the edible oils industry, is looking for a passionate and driven Blow Mold Process Engineer to join our team. If you thrive in a fast-paced environment, love solving problems, and know how to bring out the best in people—this is your moment.
Our Core Values Drive Everything We Do
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We Are Family – We treat every team member with respect and support, just like family.
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Own It – We take responsibility, celebrate wins, and learn from challenges.
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Job Well Done – We strive for excellence and take pride in delivering quality work.
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Customer Focused – We go beyond expectations to ensure our customers succeed.
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Authenticity at Our Core – We act with integrity and stay true to our values, even under pressure.
What You’ll Do
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Own blow molding process performance across all assigned equipment and bottle platforms.
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Establish, validate, document, and maintain machine settings, recipes, and process windows for current and new bottle formats.
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Optimize blow molding processes for:
- bottle quality
- material efficiency
- line efficiency
- uptime
- scrap reduction
- changeover performance
- throughput
- Provide direct technical support and hands-on troubleshooting for preform heating , stretch/blow timing, pressure profiles, oven settings, transfer issues, bottle defects, dimensional variation, and top load and performance issues
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Lead startup, commissioning, qualification, and ramp-up support for new blow molding equipment.
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Develop standard work for startup, shutdown, changeovers, center lining, recipe control, and abnormal condition response.
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Partner with Operations, Maintenance, Quality, Packaging, and Continuous Improvement teams to improve reliability and process capability.
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Analyze performance data and trends to identify chronic losses and drive corrective actions.
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Reduce bottle and process variation through disciplined experimentation, root cause analysis, and control of critical process parameters.
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Support mold trials, preform trials, bottle design changes, and new package launches.
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Define and sustain best practices for recipe governance, parameter management, and process change control.
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Train operators, mechanics, and technicians on blow molding process fundamentals, defect identification, machine interaction, and standard settings discipline.
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Support troubleshooting across downstream packaging lines when blow mold performance affects filler, capper, labeler, conveyance, or palletizing performance.
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Work with OEMs, tooling suppliers, and internal teams to improve machine capability and bottle performance.
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Ensure all work supports plant standards for safety, food quality, reliability, and operational excellence.
Requirements:
What You Bring
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Bachelor’s degree required in Mechanical Engineering (BSME), Plastics Engineering, or related engineering discipline.
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8–10 years of hands-on experience in PET stretch blow molding process engineering.
- Strong experience with rotary blow mold machines required.
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Krones, Kosme, Sipa, or similar high-speed blow molding platforms strongly preferred.
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Proven ability to develop and optimize settings/recipes for multiple bottle sizes & formats.
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Strong knowledge of PET processing, preform behavior, heating profiles, stretch ratios, pressure settings, and bottle defect mechanisms.
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Demonstrated success improving process stability, scrap, bottle performance, and machine efficiency.
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Experience supporting new equipment startup, commissioning, SAT/FAT, or process validation preferred.
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Strong troubleshooting, root cause analysis, and problem-solving capability.
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Ability to work independently as the plant’s technical subject matter expert for blow molding.
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Comfortable working in a fast-paced manufacturing environment with significant time spent on the production floor.
Leadership and Working Style
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Hands-on, floor-based, and action-oriented.
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Strong technical ownership mindset.
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Disciplined around standards, documentation, and recipe control.
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Collaborative with operators, maintenance, quality, and engineering.
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Calm and effective under production pressure.
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Focused on long-term process stability, not one-time adjustments.
What Success Looks Like
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Stable, documented, and controlled blow mold recipes across all bottle platforms.
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Reduced scrap, defects, and unplanned downtime.
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Improved bottle consistency and downstream line performance.
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Faster, cleaner changeovers and startups.
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Successful integration of new blow molding assets into production.
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Strong operator and technician capability built through training and standards.
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Blow molding becomes a controlled process, not a daily firefight.
Why Catania Oils?
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Be part of a company that values teamwork, respect, and continuous improvement
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Work in a culture that blends tradition with innovation
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Make a real impact in a company that’s committed to sustainability and quality.
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We offer competitive pay and benefits.
Catania Oils is an Equal Opportunity Employer
