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Grover Landscape Services, Inc. seeks Tree Service Estimator - Certified Arborist


Tree Service Estimator — Certified Arborist
Full-Time | Modesto, CA 


About the Role
Grover Landscape Services is seeking a Tree Service Estimator with an ISA Certified Arborist credential to lead estimating and customer-facing technical work for our Tree Care Division.
This role applies your arboricultural expertise every day — walking properties, diagnosing tree conditions, scoping projects, and preparing professional estimates for commercial and residential customers. You will work alongside our Tree Division Manager and report to company leadership.
This role includes a transition period working directly with our retiring sales arborist to ensure a thorough handoff of relationships and account history.
This position is ideal for someone who wants to apply their tree care expertise in a customer-facing role with a stable, family-owned company that values quality workmanship and honest advice.

About Us
Grover Landscape Services is a commercial landscape and tree service company headquartered in Modesto, California. We take pride in long-tenured employees, quality workmanship, and treating customers and employees with integrity and respect.

Key Responsibilities

  • Walk commercial and residential properties to assess tree conditions and scope work
  • Prepare detailed, accurate estimates for pruning, removals, plant health care, and related tree services
  • Provide expert tree care advice to customers grounded in current arboricultural best practices
  • Document site conditions, tree inventories, and work specifications using company software
  • Follow up on open estimates to answer questions, refine scope, and close sales
  • Coordinate with Tree Division crews to ensure scopes are accurate, achievable, and well executed
  • Maintain ongoing relationships with property managers, HOAs, municipalities, and commercial clients
  • Support the Tree Division Manager on technical assessments and complex projects

Qualifications

  • ISA Certified Arborist credential, current
  • 3+ years of hands-on tree care experience (climbing, ground operations, or estimating)
  • Working knowledge of California landscape and native tree species
  • Strong customer communication skills with the ability to explain technical work clearly
  • Detail-oriented and organized — capable of producing accurate, professional estimates
  • Proficient with computers, mobile devices, and CRM/estimating software
  • Valid California driver's license with clean record

Work Environment

  • Field-based with regular time at our Modesto headquarters
  • Company vehicle, phone, and laptop provided
  • Standard business hours with occasional after-hours customer follow-up
  • Collaborative and team-oriented environment in a stable, family-owned company

Compensation and Benefits
We offer a competitive salary commensurate with experience and qualifications. Our comprehensive benefits package includes:

  • Medical Insurance
  • Dental Insurance
  • Paid Time Off (PTO)
  • 401(k) with company match
  • Profit Sharing
  • Company Vehicle
  • Paid Professional Development and Continuing Education

ADVERTISED PAY RANGE 85K–110K

CLICK HERE to Apply online:

City of Claremont seeks Landscape Maintenance Supervisor


Salary $7,113.60 - $8,593.95 Monthly ($85,363.20 - $103,127.40 Annually)
BENEFIT INFORMATION CLICK HERE
(3% Negotiated Salary Increase effective 7/1/2026)

The City of Claremont is looking for a highly motivated, self-starter with excellent customer service skills to manage, plan, direct, organize, and supervise horticulture and landscape maintenance.

The Landscape Maintenance Supervisor is dedicated to maintaining and improving the beauty, safety, and sustainability of our community. They oversee landscape and tree maintenance operations, manage staff and contractors, and help shape the future of the City's Urban Forest and water-efficient landscaping programs.

Would you like:

  • To make a visible impact on the community? 
  • Lead meaningful environmental and sustainability initiatives? 
  • Manage exciting capital improvement projects? 
  • Work alongside a dedicated Maintenance & Operations team? 
  • Grow your career in municipal landscape and urban forestry management?

SUPPLEMENTAL RECRUITMENT INFORMATION
APPLY CLICK HERE

Candidate applications will be screened for minimum qualifications as well as against the pool of qualified applicants who apply.   Successful candidates will be invited to attend a panel interview. Dates for recruitment processes are subject to change.   Recruitment may close after a sufficient number of qualified applicants are received.  All candidates will be notified of their standing in the recruitment process via email.  

OPEN DATE: June 16, 2026
CLOSE DATE: July 8, 2026
PANEL INTERVIEW: July 22, 2026

The Position
The Landscape Maintenance Supervisor has primary responsibility of monitoring, coordinating, and inspecting the work of contractors engaged in the maintenance and construction of City-owned landscaped areas, such as parks, playgrounds, median islands, cemetery grounds, or other public right-of-way, and the landscape adjacent to City buildings and facilities. 

The Landscape Maintenance Supervisor will:

  • Supervise landscape maintenance crews and contracted service providers 
  • Oversee parks, athletic fields, landscaped areas, irrigation systems, and tree  maintenance programs 
  • Administer the City's Urban Forest Program 
  • Manage Weed Abatement and Brush Clearance programs 
  • Assist with budget preparation and contract administration 
  • Develop policies, procedures, and employee training programs 
  • Ensure compliance with safety standards and maintenance specifications
  • Respond to service requests and emergency situations 

The Landscape Maintenance Supervisor will supervise lower-level staff and provide technical direction. Work hours are generally Monday through Thursday (38-hour work week) between 6:30 a.m. and 4:30 p.m. The Landscape Maintenance Supervisor will attend Commission and Committee meetings in the evenings, and other evening/weekend meetings or special events as required.

Ideal Candidate
We are looking for someone who has:

  • Strong supervisory and team-building skills.
  • Extensive knowledge of horticulture, arboriculture, and landscape maintenance.
  • Experience with irrigation systems, controllers, and water conservation practices.
  • Contract administration and project management experience
  • Excellent written and verbal communication skills.
  • A commitment to safety, customer service, and operational excellence.
  • The ability to inspire staff and foster high performance.

Experience:
Four or more years of increasingly responsible maintenance, landscape, tree, and/or contract administration work, which included at least two years of responsible supervisory experience.
Three or more years of experience as a Certified Arborist from the International Society of Arboriculture. 

Education:
Two years of vocational or college-level training with an emphasis in urban horticulture, landscape maintenance, arboriculture, or a related field.  A Bachelor's Degree is desirable.

License or Certificate:
Required at time of hire:

  • Valid California Class C Drivers’ License and good driver record are required.  
  • Arborist Certification from the International Society of Arboriculture is required at time of hire. 

Desirable:

  • Municipal Specialist from the International Society of Arboriculture is desirable. 
  • Tree Risk Assessment Qualification (ISA TRAQ) is desirable. 

Required within first year of employment:

  • Qualified Applicator Certificate required within six months of employment.   
  • TRAQ credential required within twelve months of employment.
  • Certified Playground Safety Inspector (CPSI) certificate may be required after hire as determined necessary by the Community Services Director.  If so decided, incumbents will be notified and provided adequate notice to complete.

To view the complete job description HERE

Additional Information
REASONABLE ACCOMMODATION
: The City of Claremont is committed to providing reasonable accommodation to applicants as required by the Americans with Disabilities Act (ADA) and Fair Employment and Housing Act (FEHA). Individuals with qualified disabilities who need reasonable accommodation during the selection process or in the performance of their duties must specify the accommodations needed, in writing, at the time when the employment application is submitted.

EQUAL OPPORTUNITY EMPLOYER: The City of Claremont is an Equal Opportunity Employer, committed to supporting Diversity, Equity, and Inclusion initiatives to build and sustain an environment that values diversity, welcomes opportunities to engage and understand others, and fosters a sense of belonging.

Website: http://www.claremontca.gov