Service Technician III (Modular Building Construction)

BOXX Modular (Canada) rents, leases and sells temporary and permanent modular buildings, including standard buildings ready for immediate delivery and custom-designed solutions. We work with our customers to design and deliver customized solutions, and provide additional services such as delivery and installation, furniture rentals and other add-ons.

We offer a career, not a job in an environment known for strength, flexibility and brilliance. Like a diamond we look for people who will grow stronger and shine brighter in a fast pace and challenging environment.

We have a full-time position for a Service Technician III (Modular Building Construction) in Ottawa, ON.

The Service Technician III is a senior-level, fully qualified technician within the BOXX Modular branch. This role is responsible for advanced maintenance, repair, refurbishment, and configuration of modular rental units to ensure fleet readiness, quality standards, safety compliance, and cost efficiency.

At this level, the Service Technician III independently completes complex and non-routine projects with minimal supervision, develops solutions to technical challenges, and contributes to process improvements. The role also provides mentorship and technical guidance to junior technicians and supports overall branch operational performance. Work is performed in the yard (outdoor environment), shop, and occasionally at customer sites.

Responsibilities:

• Perform complex repairs, maintenance, and refurbishment of modular units, including structural, interior, and exterior work.
• Lead full unit reconfigurations based on customer specifications (kitchenettes, washrooms, wall systems, framing, doors/windows, siding, etc.).
• Diagnose and resolve non-routine issues using sound technical judgment and cost-effective solutions.
• Review and ensure quality of completed work to meet company standards.
• Install and repair flooring (including tile), walls, exterior steel siding, windows, doors, moldings, and hardware.
• Perform general, rough, and finish carpentry and framing.
• Install kitchenettes, toilets, sinks, and related fixtures.
• Support material handling and ensure proper coordination of resources for larger projects.
• Maintain yard and shop organization and cleanliness.
• Ensure adherence to company safety standards, reporting requirements, and regulatory guidelines.
• Conduct risk assessments and promote safe work practices.
• Review daily system submissions (e.g., Fleet App) for accuracy and completeness.
• Recommend improvements to fleet condition, repair processes, and cost efficiencies.
• Mentor and provide technical guidance to Service Technician I and II team members.
• Lead daily toolbox meetings as required.
• Other duties as required. 

Qualification

• Minimum 5+ years of general construction, modular, or related trade experience.
• Demonstrated ability to independently complete complex and non-routine technical projects.
• Strong working knowledge of carpentry, structural modifications, siding, finishing work, and basic plumbing fixture installation.
• Proven ability to mentor or provide guidance to less experienced technicians.
• Strong problem-solving and decision-making skills.
• Ability to work independently with work assigned in terms of objectives and priorities.
• Experience in modular, trailer, or RV environments considered an asset.
• Valid Driver’s License with clean driving abstract required.
• Fall protection, First Aid, and WHMIS certifications considered an asset.
• Forklift/tow motor certification considered an asset.
• Fluent in English, both oral and written.

Physical Requirements

• Work performed in yard (outdoor), shop, and occasional customer site environments.
• Exposure to varying weather conditions throughout the year.
• Fast-paced environment with changing priorities and deadlines.
• Occasional local travel to customer sites during work hours
• Ability to lift a minimum of 50 lbs.
• Ability to perform physically demanding tasks including prolonged standing, bending, climbing, and repetitive movements.
• Comfortable working outdoors in all weather conditions.

BOXX Modular (Canada) is a business unit of Black Diamond Group. Black Diamond rents and sells modular space solutions and workforce accommodation solutions to customers in Canada, the United States and Australia. In North America, we also provide specialized field rentals to oil and gas industries. We serve diverse sectors including oil and gas, mining, power, construction, engineering, military, government, and education.

For more information about Black Diamond Group, please visit www.BlackDiamondGroup.com

We are an Equal Opportunity Employer

Black Diamond Group Limited is committed to diversity, equal opportunity and ensuring that our employees have the ability to thrive in an inclusive environment. We are pleased to consider all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, marital status, family status, veteran status, Indigenous status, national origin, age, disability or any other legally-protected factors. Accommodation for applicants with disabilities is available upon request during the recruitment process.

Company: BOXX Modular

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