Window Installer Jobs in Washington, DC (NOW HIRING)

Infinity Replacement by Marvin is seeking a Master Installer to serve as the technical expert and leader on our installation team. Infinity Replacement is Marvin’s dedicated replacement window and door business, bringing a legacy of premium craftsmanship directly to homeowners. Through a direct‑to‑consumer model, we install industry‑leading fiberglass window and door products backed by thoughtful design, expert installation, and long‑term performance.

This role is ideal for a highly skilled installer with extensive experience in custom window and door installations who takes pride in exceptional workmanship and mentoring others. As a Master Installer, you'll handle our most complex projects, serve as a field subject matter expert, help establish installation best practices, and provide coaching and technical guidance to Lead Installers and newer team members.

If you're looking for an opportunity to work on premium products, tackle challenging installations, share your expertise, and help elevate the craftsmanship of an entire team, Infinity offers stable year-round work, professional jobsites, and a company that truly values your trade.

Why Experienced Installers Choose Infinity

• Premium Products – Install high‑quality Infinity fiberglass windows and doors, not builder‑grade replacements
• Consistent, Year‑Round Work – No seasonal gaps or scrambling for jobs
• Professional Jobsites – Pre‑planned installs, organized materials, and strong operational support
• Respect for Craftsmanship – We value precision, trim quality, capping, and clean finishes
• Growth & Leadership Opportunities – Lead roles, mentoring, and long‑term career paths available

Ready to Work on Better Jobs With a Team That Gets It? If you’re an experienced window and door installer looking for stability, quality installs, and a company that respects your skills, we’d love to talk.

• Serve as the highest-level technical installation expert, leading the most complex and challenging window and door installation projects.
• Perform residential window and door installations to Marvin's quality and craftsmanship standards.
• Act as a field subject matter expert, providing technical guidance and troubleshooting support for installation teams.
• Train, coach, and mentor Lead Installers and newer installers to elevate installation quality and consistency.
• Develop and promote installation best practices across the market.
• Complete removal, installation, trim, capping, sealing, and final fit-and-finish work with exceptional attention to detail.
• Identify and resolve jobsite challenges while ensuring projects remain on schedule and meet quality expectations.
• Communicate professionally with homeowners, project managers, and internal teams throughout the installation process.
• Complete post-installation service work, adjustments, and punch-list items as needed.
• Maintain accurate jobsite documentation, photos, and quality records.
• Promote a safe, clean, and professional jobsite while modeling best practices for the installation team.

• 8-12+ years of window and door installation experience, including custom projects
• Expert carpentry, trim, capping, flashing, and finishing skills
• Experience mentoring installers and leading complex installations
• Strong attention to detail and pride in craftsmanship
• Professional communication and customer service skills
• Valid driver's license
• Ability to obtain and maintain a DOT Medical Examiner's Certificate (Medical Card)
• Ability to lift 50 lbs., climb ladders, and work safely on jobsites
• A commitment to quality, safety, and customer satisfaction
• Trade certifications are a plus, but hands-on experience matters most

From people to products, Marvin is committed to creating better ways of living. When you join this family-owned and -led window and door company, you belong to a community full of opportunities.

For more than a century, we’ve been at the forefront of designing, building, and engineering premium, award-winning products. Today, Marvin is also proud to have been named a Top Large Employer by Forbes Magazine two years in a row, in 2024 and 2025. With operations in 19 cities across North America, we manufacture Marvin’s quality products, including Infinity Replacement Windows and Doors, and TruStile Doors.

Together, we uphold our values and foster a culture where safety and the wellbeing of our people comes first. We take a better living approach with benefits to support you at work and beyond. From day one, you will enjoy health insurance, paid holidays, paid parental leave, a 401(k) retirement savings match and more!

Some of our unique and most popular benefits include:

• $300 annual wellbeing account to spend on what helps you feel happy + healthy
• Better Living Day! (a paid day off to go have some fun)
• Annual profit sharing – recognizing everyone’s contribution to Marvin’s success
• Giving at Marvin – participate in organized volunteer opportunities
• Brighter Days Fund – financial support from your colleagues and the Marvin family during personal hardships

Join the more than 8,000 Marvin team members to experience these benefits and more. Apply today!

Marvin is committed to creating an inclusive environment for all employees and applicants. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected status under applicable laws. Applicants requiring reasonable accommodation for any part of the application and hiring process may contact us at CareerSupport@marvin.com.

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