Windows and Doors Field Service Technician

Windows and Doors Field Service Technician

The Field Service Technician is responsible for performing advanced field diagnostics, repairs, and installations of windows and doors. This role requires strong technical knowledge of window and door systems, materials, and installation practices, as well as the ability to lead multi-technician jobs, conduct water tests, and handle escalated warranty concerns. The ideal candidate demonstrates advanced product knowledge, excellent communication skills, and the ability to deliver a high level of customer satisfaction while ensuring safety and quality in all service activities.

The ideal candidate will live in the Minnesota area and have the ability to commute to the Sauk Rapid City facility.

What You'll Do

• Basic repairs, inspections, safety compliance, inventory, vehicle operation, and customer service.
• Demonstrate expertise in multiple window types (single-hung, double-hung, casement, sliding) and door systems, including repair and replacement techniques.
• Work with different window and door materials (wood, vinyl, aluminum, and various glass types) with proper techniques and care.
• Utilize a range of tools such as drills, sealants, pry bars, caulk guns, and power tools with proficiency and accuracy.
• Perform diagnostics and provide technical support via phone and email to internal and external stakeholders.
• Conduct water tests according to company protocols and document results using internal software.
• Apply knowledge of window and door installation practices to evaluate and support field projects.
• Organize and coordinate jobs requiring two or more technicians, ensuring effective collaboration with internal teams and customers.
• Deescalate warranty or service concerns professionally, maintaining customer confidence and satisfaction.
• Perform specialized repairs, including water intrusion fixes, shaped products, and installation diagnostics.
• Maintain strong relationships with customers and sales teams by providing clear communication, accurate documentation, and dependable service.
• Expand and apply knowledge of company products and industry standards to support advanced fieldwork.
• Travel within assigned territory daily; overnight travel may be required depending on territory.

• 3–5 years of general construction or building material installation experience preferred
• 3–5 years of fenestration manufacturing or installation experience preferred
• High School Diploma or equivalent required; AAMA Installation Training certification preferred
• Valid driver's license with ability to successfully clear an MVR check
• Proficiency with hand and power tools
• Ability to complete advanced diagnostics, repairs, and documentation; detail-oriented with the ability to complete advanced repairs accurately
• Strong understanding of installation practices for windows and doors
• Verbal and written communication skills, including the ability to write professional emails, reports, and documentation
• Strong organizational skills to manage multi-technician jobs; ability to prioritize tasks and manage time effectively
• Excellent customer service and escalation management skills
• Physical stamina and dexterity; ability to lift and carry up to 50 lbs consistently, climb ladders, and work at heights

All your information will be kept confidential according to EEO guidelines.

The base salary range for this full-time position is $22-$25/hour + medical, dental, vision benefits starting day 1 + 401k and PTO. Our salary ranges are determined by role, level, and location. Individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

(Full-time is defined as regularly working 30+ hours per week.)

Why work for Cornerstone Building Brands?

Our teams are at the heart of our purpose to positively contribute to the communities where we live, work and play. Full-time
* team members receive
** medical, dental and vision benefits starting day 1. Other benefits include PTO, paid holidays, FSA, life insurance, LTD, STD, 401k, EAP, discount programs, tuition reimbursement, training, and professional development.

* Full-time is…