Field Technician

is the nation's leading precision cleaning and passivation contractor specializing in on-site cleaning of high purity gas and fluid systems, as well as precision cleaning of components and hardware at the company’s Cleanroom facilities. Astro Pak provides services to over 15 sectors including: Data Centers, Biotechnology, Pharmaceutical, Aerospace, Semiconductor, and other selected Industrial markets. The company, founded in 1959, has performed on-site precision chemical cleaning in every State of the Union as well as several projects in Asia, Canada, continental Europe, England, Ireland and Mexico.

Purepass, an Astro Pak company
Hamilton, Ontario

Compensation: CAD $20–$22 per hour
Position Status: This posting is for an existing vacancy.

What You’ll Do

As an Associate Field Technician at Purepass, an Astro Pak company , you’ll receive hands-on training while travelling to customer sites to perform specialized chemical cleaning and passivation on fluid and gas systems that support mission-critical operations.

Based out of our Hamilton, Ontario site, this role involves more than 80% overnight travel , with approximately 30–50% night-shift work . Project schedules may include overtime, weekends, public holidays, and assignments on short notice, subject to applicable employment standards and accommodation requirements.

Responsibilities

• Set up and operate specialized equipment for cleaning and passivation of vessels and piping.
• Safely handle chemicals, including citric acid and caustics, following company procedures and applicable safety requirements.
• Use required personal protective equipment and follow safe chemical-handling practices.
• Load and unload equipment, supplies, and chemicals for projects.
• Drive company vehicles to customer sites and operate equipment only when appropriately licensed, trained, and authorized.
• Perform physical work in varied environments, including indoor, outdoor, and elevated work areas.
• Maintain clean, organized workspaces in accordance with company housekeeping and 5S standards.
• Complete required occupational health and safety, WHMIS, company, and task-specific training.
• Travel extensively by land or air, including overnight stays.

Who We’re Looking For

We hire for attitude and train for success. If you’re mechanically inclined, eager to learn, and comfortable with frequent travel and hands-on work, this could be a great opportunity to build your technical career.

Required Qualifications

• Valid Ontario Class G driver’s license or equivalent, or the appropriate license class for assigned vehicles] , with a driving record meeting company requirements.
• Willingness and ability to meet the role’s travel and scheduling requirements, subject to applicable accommodation requirements.
• Strong basic math skills, including ratios and percentages.
• Comfort using mobile technology and basic computer programs, including Microsoft Word, Excel, and Outlook.
• English communication skills sufficient to understand safety instructions, communicate with customers and teammates, and complete job documentation.
• Ability to perform the essential physical duties of the role, including lifting and moving equipment weighing up to 50 lb. (23 kg) and working in required PPE, with accommodation where required.

Preferred Qualifications

• Secondary school diploma or equivalent.
• Relevant college diploma, technical training, or trade certification.
• Previous WHMIS, confined-space, or other relevant safety training.
• Experience in hazardous chemical handling, equipment operation, or field service.

Why Join Purepass?

• Paid Training: No prior chemical cleaning or passivation experience is required—we’ll provide the training you need.
• Career Development: Build specialized technical skills and pursue opportunities for growth.
• Varied Projects: Work at different customer sites and gain experience across diverse operating environments.
• Travel Support: Receive travel expense support in accordance with company policy.
• Safety-Focused Team: Work alongside experienced teammates who prioritize safe work and collaboration.
• Part of Astro Pak: Join the Purepass team, now part of the Astro Pak family of companies.

Compensation and Benefits

The starting pay range for this position is CAD $20–$22 per hour , based on relevant skills, qualifications, and experience. Overtime and public-holiday compensation will be provided in accordance with applicable Ontario employment standards.

Purepass offers a benefits package that includes:

• Extended health and dental coverage
• Mental health services and telemedicine
• Emergency travel assistance
• Basic life and dependent life insurance
• Long-term disability coverage
• Basic accidental death and dismemberment insurance
• Optional life, spousal life, accidental death and dismemberment, and critical illness insurance
• Retirement savings program with a 4% company match

Benefits are subject to applicable plan terms and eligibility requirements.

Equal Opportunity and Accessibility

Purepass, an Astro Pak company, is committed to equal employment opportunity and a workplace free from discrimination in accordance with the Ontario Human Rights Code.

Accommodations are available on request for candidates participating in any stage of the recruitment and selection process. Please contact View email address on job-boards.greenhouse.io to discuss your accommodation needs.

Astro Pak, LLC is an equal opportunity employer. We provide equal employment opportunity to all qualified applicants and employees without regard to race, color, religion, sex (including pregnancy, sexual orientation, gender identity), age (40 or older), national origin, disability, genetic information, or protected veteran status. We will reasonably accommodate applicants or employees with disabilities, and comply with all applicable federal, state, and local anti-discrimination laws.