Tree Service Assistant Jobs in Seattle, WA (NOW HIRING)

As an Urban Forest Arborist (UFA) at A Plus Tree, you will play a key role in supporting the sales efforts of the regional Urban Forest Manager (UFM), acting as a selling arborist and trusted client advisor. This position blends arboricultural expertise with business development skills to drive both short- and long-term growth targets in your territory. Our clients range from single-family homeowners to managers of expansive commercial, municipal, and institutional properties - offering opportunities to have a lasting impact on significant portions of the urban tree canopy as well as on individual landscapes. You'll assist the UFM in building client relationships, preparing proposals, and conducting tree inventories, assessments, and risk evaluations in accordance with ISA and ANSI A300 standards. Your responsibilities will range from site walks and tree health evaluations to proposal development and operational coordination - ensuring a seamless client experience from first contact to project completion. By combining technical skill with exceptional customer service, you will help establish the foundation for sustainable, profitable growth while promoting best practices in urban forest management.
Responsibilities
Sales & Client Support

• Partner with the UFM to prepare proposals, send estimates, and implement sales strategies aligned with territory growth goals.
• Follow up with customers on proposals, active jobs, and account management activities to ensure satisfaction and retention.
• Maintain accurate client and property data, updating company software and Outlook calendars with new accounts, properties, and scheduled events.
• Assist the UFM with marketing campaigns, distributing materials, and participating in outreach to generate new business opportunities.

Arboricultural Consulting & Site Assessments

• Conduct property walks using proprietary software to identify tree species, evaluate tree health and structure, and recommend treatments in line with ISA and ANSI A300 guidelines.
• Consult with clients on pruning, trimming, shaping, reduction, and removal of trees, as well as plant health care and general tree care solutions.
• Perform tree inventories and catalog data using company software, documenting species, size, condition, and risk factors.
• Prepare permit applications, arborist reports, and supporting documentation for municipal and client approval.

Job Planning & Operational Coordination

• Collaborate with Operations Managers, Project Coordinators, Crew Leaders, Climbers, and Grounds Persons to ensure safe, efficient, and high-quality project execution.
• Complete pre- and post-job walkthroughs with clients to confirm scope completion and quality standards.
• Coordinate job site logistics, including marking stumps for 811 and submitting dig tickets, setting up "No Parking" zones in advance of work, and identifying chip drop locations for debris recycling.

Safety & Compliance

• Maintain compliance with ISA best practices, ANSI A300 standards, and all local and state regulations.
• Participate in ongoing training and continuing education to maintain ISA certification and other relevant licenses.

Qualifications

• ISA Certified Arborist (required)
• ISA Tree Risk Assessment Qualification (TRAQ) preferred, or ability to obtain within 6 months of hire.
• Two- or four-year degree in Arboriculture, Forestry, Horticulture, Plant Science, Environmental Science, or related field, or equivalent professional experience.
• Minimum 2-3 years of experience in arboriculture, tree care sales, or related field service work.
• Proven ability to identify regional tree species and diagnose pests, diseases, and abiotic stress factors.
• Strong proposal preparation, presentation, and client communication skills, with a track record of building long-term customer relationships.
• Proficiency with tree inventory software, GIS tools, Microsoft Office Suite, and CRM systems.
• Ability to work independently, manage multiple priorities, and adapt to changing schedules and client needs.
• Physically capable of performing site visits, walking on uneven terrain, and working outdoors in varying weather conditions.
• Valid driver's license with a clean driving record.

Why Join A Plus Tree?

• Work for a company that values science-based tree care, safety, and community impact.
• Competitive compensation and benefits package.
• Company-provided training, continuing education, and professional development opportunities, including support for ISA CEUs.
• A collaborative, safety-first culture with clear career growth pathways.

Benefits: Health insurance, Dental insurance, Vision Insurance, Life insurance, Paid Sick Leave, and 401(k). *A Plus Tree provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.