Maintenance Technician III

Lineage; San Antonio (TX); On-site; USD 45,000 - 60,000; Full time

Benefits offered by this job

Medical, dental, and basic life insurance

401k retirement plan

Paid time off

Annual bonus eligibility

Minimum of 7 holidays

Job summary

Lineage is looking for a Maintenance Technician in San Antonio, Texas, to maintain and improve our cold storage facilities' systems. Responsibilities include inspecting, repairing, and maintaining mechanical, electrical, and refrigeration systems to ensure reliable operation.

Successful candidates will have 2+ years of experience with ammonia refrigeration systems and strong problem-solving skills. Lineage offers competitive benefits including medical insurance and retirement plans.

Qualifications

• 2+ years of experience or trade school training in facility, equipment, or refrigeration maintenance.
• Hands-on experience with ammonia refrigeration systems preferred.
• Ammonia refrigeration certifications are a plus.
• Able to lift 50 lbs and work in varying temperatures.

Responsibilities

• Inspect and repair mechanical, electrical, and refrigeration systems.
• Perform preventive maintenance on refrigeration systems.
• Troubleshoot and repair material handling equipment.
• Document maintenance activities and communicate updates.

Skills

Mechanical aptitude

Problem-solving ability

Communication skills

Hands-on experience with ammonia refrigeration systems

Flexible availability

Education

2+ years of experience or trade school training

Tools

Hand and power tools

Job description

Keep Our Operations Running, Safely and Smoothly

At Lineage, you’ll play a key role in maintaining the equipment and systems that keep our cold storage facilities running 24/7. As a Maintenance Technician, you’ll troubleshoot, repair, and improve the mechanical, electrical, and refrigeration systems that power our operation — including hands‑on work with industrial ammonia refrigeration systems essential to our success.

Commercial/Residential HVAC Refrigeration experts encouraged to apply.

Key Responsibilities

• Inspect, maintain, and repair mechanical, electrical, and refrigeration systems to ensure reliable operation.
• Perform preventive maintenance on ammonia and Freon refrigeration systems, upholding strict safety and compliance standards.
• Troubleshoot and repair material handling equipment and facility control systems.
• Document maintenance activities and communicate updates to leadership.
• Maintain a safe, organized workspace and support continuous improvement efforts.

Qualifications

• 2+ years of experience or trade school training in facility, equipment, or refrigeration maintenance (ammonia, CO₂).
• Hands‑on experience with ammonia refrigeration systems preferred.
• Ammonia refrigeration certifications (e.g., RETA, IIAR, or equivalent) are a plus.
• Skilled with hand and power tools; basic computer proficiency.
• Strong mechanical aptitude, problem‑solving ability, and communication skills.
• Able to lift 50 lbs and work in cold or warm environments (−20°F to 100°F).
• Flexible availability, including weekends or overtime as needed.

Why Lineage?

This is an excellent position to begin your career path within Lineage! Success in this role enables greater responsibilities and promotions! A career at Lineage starts with learning about our business and how each team member plays a part each and every day to satisfy our customers’ requirements. Beyond that, you’ll help us grow and learn on our journey to be the very best employer in our industry. We’ll ask you for your opinion and ensure we do our part to keep you developing and engaged as we grow our business. Working at Lineage is energizing and enjoyable. We value respect and care about our team members.

Lineage is an Equal Employment Opportunity Employer and is committed to compliance with all federal, state, and local laws that prohibit workplace discrimination and unlawful harassment and retaliation. Lineage will not discriminate against any applicant on the basis of race, color, age, national origin, religion, physical or mental disability or any other protected status under federal, state and local law.

Benefits

Lineage provides safe, stable, reliable work environments, medical, dental, and basic life and disability insurance benefits, 401k retirement plan, paid time off, annual bonus eligibility, and a minimum of 7 holidays throughout the calendar year.