Operator Technician (SST) - Ammonia

The Magnum Ice Cream Company; Pasig; On-site; PHP 350,000 - 500,000; Full time

Job summary

The Magnum Ice Cream Company is seeking a Single-skilled Craft Technician (SST) for its ammonia refrigeration plant. You will operate, monitor, and maintain complex refrigeration systems to support continuous ice cream production, ensuring safety and efficiency.

Responsibilities include troubleshooting, process safety management, and ongoing improvements to reduce downtime while maintaining quality and regulatory compliance.

Qualifications

• Technical diploma or degree in refrigeration or related field.
• Minimum 2–5 years operating ammonia refrigeration in manufacturing.
• Able to read electrical diagrams and piping layouts.
• Experience with SCADA and safety systems is beneficial.
• Strong teamwork and safety mindset.
• Willingness to work on-site in a production plant.

Responsibilities

• Operate the refrigeration system safely and efficiently per SOPs.
• Log and monitor system parameters; adjust operations to optimize utilities.
• Perform preventive and condition-based maintenance on equipment.
• Troubleshoot abnormalities; respond to ammonia releases per SOPs.
• Follow SHE standards and participate in safety drills.
• Contribute to process safety (PSM) studies and kaizen projects.
• Lead or participate in improvements to minimize downtime.
• Promote a high-performance, autonomous team culture.
• Adhere to WCM principles and SOPs; implement improvements.
• Support business needs with a safety-first mindset.

Skills

NH3 refrigeration

SCADA monitoring

Preventive maintenance

Emergency response

P&ID interpretation

Safety compliance

Education

Technical / Vocational Diploma

Bachelor’s degree in Refrigeration

Job description

With 19.000 expert ice cream colleagues and iconic brands like Wall’s, Cornetto and Ben & Jerry’s, loved in 76 countries, we are the world’s largest Ice Cream company leading the industry.

We create iconic ice cream brands that are part of everyday life, bringing moments of joy to millions of people around the world. Everybody loves ice cream. And as the world’s biggest pure‑play ice cream company, we have the scale and ambition to make a real difference.

What truly sets us apart is how we work.

We move fast and keep things simple. We turn ideas into action, trust people to take ownership, and work as one team to win together with integrity. Our culture is high‑performance, collaborative and focused on getting things done.

We’re curious and ready for what’s next. We embrace digital, use data to make better decisions, and keep learning, including how AI can help us work smarter and serve consumers better.

The Role

The Single-skilled Craft Technician (SST) for Ammonia Refrigeration Plant is responsible for the operation, monitoring, troubleshooting and maintenance of the fully-integrated ammonia refrigeration system which includes all valves and controls for the various refrigeration loads consisting of ice cream freezers (including valves inside the freezers), hardening tunnels, cold storage, Glycol Cooling Systems, Brine Cooling System, Ageing Room, Reworks Chiller, Production Services Chiller, Water Chillers and Cooling Water Treatment.

What you'll be responsible for

Operation of the Refrigeration System

The SST ensures that all refrigeration equipment operates safely and efficiently in accordance with the Standard Operating Procedures (SOP) based on the required load to satisfy production cooling load requirement.

The SST monitors all the operating parameters during the shift and records it in the logbook and logsheets. Makes necessary adjustments in operations (including shutdown of equipment) to optimize utilities consumption. Utilize the SCADA by using it in the monitoring and evaluating the alarms. Includes the monitoring of the water level and quality (chemical treatment and EST) at the evaporative condensers to prevent scale formation and optimize heat transfer.

Maintenance and Housekeeping

The SST performs CILT, preventive and condition-based monitoring on all the refrigeration system equipment and auxiliaries based on the maintenance program in accordance with the Standard Maintenance Procedure (SMP).

Troubleshooting and Emergency Response

The SST conducts troubleshooting activities on any abnormalities encountered and reported on the refrigeration system. Analyze and does corrective actions based on the troubleshooting and root cause analysis conducted Respond and contain ammonia releases thru immediate isolation, repair, and restoration of defective refrigeration components following established SOPs. Actively participate in all safety drills and simulations as part of the Emergency Response Team (ERT) to refresh basic knowledge prepared to respond to any emergency incident.

Process Safety Management (PSM)

The SST must strictly follow and work in accordance with the company’s SHE standard on Process Safety and Ammonia Refrigeration System i.e. SHE Standard S-501 and S-504 and its succeeding updates. Participates in studies, training and activities related to Process Safety (ex. HAZOP, LOPA)

The SST supports continual improvement in factory operations by continuously working to eliminate machine downtime and process incidents through preparation of Emergency Work Order (EWO), submission of kaizen projects and performance of Autonomous and Professional Maintenance practices aligned with ICMS (Ice Cream Manufacturing System) programs.

The SST should be involved in the life cycle of the refrigeration projects. Participates in meetings, trainings, and turnover of the projects. Conducts pumpdown, transfer of liquid ammonia, and evacuation of ammonia fumes safely based on SOPs for any projects involving line breaks.

Occupational Safety and Health

Follows and utilizes all appropriate occupational safety and health procedures and protocols relating to the Sourcing Unit and allocated equipment to ensure safety of everyone. Submit Safety Behavioral Observation and Safety Tags as part of the daily routine.

Reduces environmental impacts and costs associated with electricity, and oil consumption through optimal operation of compressors.

Quality and Food Safety

Compliance to Food Safety and Hygiene protocols (Dry Floor Policy, Machine CIP / COP, Line GMP, Cold Chain, CCP and OPRP compliance) and monitors quality against set standards (Extrusion Temp, Hardening Temp, Packing Hall Temp. & Humidity, Mix Forward Temp. and Ageing Room Temp.) and reports any issues as part of QBO and Quality incident escalation process.

Focused Improvement

Performs analysis of downtimes and operating cost to identify Opportunities for Improvement. Leads the team in Kaizen projects using analytical problem-solving tools and techniques.

Leadership

Promotes the development of a highly effective and autonomous team through strong communication, leading by example and effective problem solving and conflict management. Maintains focus on goals and targets.

World Class Manufacturing

Understands WCM philosophy, targets, losses and costs, to drive improvement in refrigeration performance. Strictly adhere to SOPs and SMPs. Can adapt to new technologies to drive competitive advantage. Good working knowledge in Professional and Autonomous Maintenance (PM and AM) Steps 1 to 3 and able to implement its principles.

Business Awareness

Understands the need to meet changing demands of consumers and the role of marketing and product innovation in supporting growth strategies of the business.

Others

The SST participates in toolbox/circle meetings and/or required training programs or refresher courses for continuous knowledge and skill building. Reports unsafe actions and unsafe conditions to Line Manager and/or Safety Manager. Performs tasks that may be assigned from time to time related to the employee’s line of work and/or area of expertise.

We're looking for someone who

• At least 2–5 years of hands‑on experience in operation, maintenance, and troubleshooting of industrial ammonia (NH₃) refrigeration systems in food manufacturing, cold storage, or industrial facilities
• Practical experience with screw compressors, pressure vessels, evaporators, condensers, oil systems, pumps, control valves, and safety devices.
• Proven ability to execute preventive maintenance (PM) and corrective maintenance activities to ensure system reliability, compliance, and safe operation.
• Experience responding to ammonia system alarms, trips, and leaks, including emergency response and coordination with Safety and Operations teams.
• Ability to interpret P&IDs, equipment manuals, and refrigeration schematics for troubleshooting and repair.
• Familiarity with lockout/tagout (LOTO), confined space entry, line break, hot work, and permit-to-work systems.
• Experience working with contractors during shutdowns, overhauls, and plant upgrades.

Qualifications:

• Technical / Vocational Diploma or Bachelor’s degree in Refrigeration & Air Conditioning, Mechanical Technology, Mechanical Engineering, Electrical Technology, Electrical Engineering or related field
• Licensed ME, EE, or Certified Plant Mechanic is required in compliance with government regulations.
• Strong understanding of multi-stage industrial ammonia refrigeration principles, operations, maintenance, system safety, and emergency response.
• Ability to read electrical diagrams, mechanical drawings, and piping layouts.
• Strong teamwork, communication skills, and safety-focused mindset.

What you'll get

• Alongside meaningful work and strong development, we offer a reward package that typically
• includes
• Market-competitive pay and performance related rewards
• Flexible ways of working
• Support for health, wellbeing and life outside of work
• Time off to rest and recharge
• Ongoing learning and development opportunities
• Specific benefits vary by location

This is a place for people who are passionate about ice cream and are growth obsessed - both for the business and for themselves. People who act like an owner and drive our business end-to-end. People who are driven by success to deliver more than we ever thought we could!

You’ll thrive here if you value an inclusive culture, with low ego and hierarchy - and if you’re excited to continuously learn and challenge how we work, using digital, data, and new thinking to push us forward.

- Roles with real accountability and visible impact

- Free to move fast, experiment and challenge how things are done

- Continuous learning and development as the business grows

- Reward linked to performance and contribution.

Your career here is shaped by what you deliver, as you work across functions and markets and grow with the business.

Ready to build the future of Ice Cream?

If you are an individual with a disability and require assistance at any time during our recruitment process, please let your Talent Acquisition Partner know.

Additional information

The Magnum Ice Cream Company is an Equal Opportunity Employer. We embrace diversity and are committed to creating an inclusive environment where everyone can do their best work regardless of age, disability, gender identity, race, religion, sexual orientation, or any other protected characteristic. We encourage people with all backgrounds to apply including Aboriginal and Torres Strait Islander Peoples, and Māori and Pacific Peoples.