GB3 Energy
GB3 Energy

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Office Manager

Job Code: OM201307

Job Description

GB3 Energy Smart Homes is seeking an Office Manager to oversee its administrative, customer care and financial operations. We are interested in candidates with strong interpersonal communication skills and a love of organization and systems. The ideal candidate has past experience in an administrative support role in a contracting/trades business. We are interested in candidates who can start part-time and grow into a full-time roll, but want to talk to all qualified applicants.

About GB3 Energy Smart Homes

GB3 is a full service home performance contractor serving the Denver metro area. We do insulation and air sealing, heating and cooling systems, and new windows on existing homes. We have been in business since 2008 and currently have 10 employees.

Job Duties

  • Serve as first point of contact for all customer enquiries via phone and email
  • Schedule client appointments and projects, including inputting client information in Customer Relationship Management system
  • Produce “job folders” for projects
  • Run payroll for hourly employees
  • Assist with materials management and ordering
  • Assist with company financial management, including processing client payments, making bank deposits, managing accounts payable, managing accounts receivable, and other financial responsibilities
  • Manage Xcel Energy rebate processing for our projects

Required Skills

  • Great phone presence, ability to professionally represent GB3 to our customers
  • Effective writing skills, especially for email communication
  • Strong organizational abilities
  • Computer skills: Microsoft Word, Microsoft Excel, QuickBooks
  • Basic small business financial management skills


GB3 office/warehouse at 1013 12th St. Golden, CO 80401


$12–$16/hour commensurate with experience, education, and skill set. Health insurance available


Bill Lucas-Brown, GB3 Owner ( 1.970.846.4766)

Field Technician

Job Code: FT201211

Job requirements:

  • Valid driver's license
  • Clean driving record (no DUI or drug/alcohol related driving offenses)
  • Clean background (GB3 conducts background checks)
  • Reliable personal transportation
  • Fluent in English

Required experience:

  • Working in tight spaces
  • Basic construction (using a tape measure, building a box, etc.)

PrefPreferred experience (not required)

  • Blowing insulation
  • Installing weather stripping
  • Caulking and drywall work

Preferred certifications (not required):

  • BPI Building Analyst or
  • BPI Residential Building Envelope Whole House Air Leakage Control Installer


Air sealing and insulating attics and crawlspaces, along with installing ventilation fans, whole house fans, roof venting, and weather stripping, etc. Most of the work is in tight, confined spaces where temperature can be extreme. Requires the ability work carefully, sometimes at heights, use a broad range of skills, problem solve, and work without supervision. We drug test and run background checks.

If you meet the requirements, please email information about yourself or your resume to or you can call 720-204-3033 ext. 5.




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