Diagnostician Career

Job Description: Using sophisticated climbing and rigging techniques, cut away dead or excess branches from trees or shrubs to maintain right-of-way for roads, sidewalks, or utilities, or to improve appearance, health, and value of tree. Prune or treat trees or shrubs using handsaws, hand pruners, clippers, and power pruners. Works off the ground in the tree canopy and may use truck-mounted lifts.

*A job as a Diagnostician falls under the broader career category of Tree Trimmers and Pruners. The information on this page will generally apply to all careers in this category. We are still seeking more specific information about this career from experts in this field. If you can provide us with more information, .

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Diagnostician Career

What Diagnosticians do:

  • Clean, sharpen, and lubricate tools and equipment.
  • Operate shredding and chipping equipment, and feed limbs and brush into the machines.
  • Operate boom trucks, loaders, stump chippers, brush chippers, tractors, power saws, trucks, sprayers, and other equipment and tools.
  • Cut away dead and excess branches from trees, or clear branches around power lines, using climbing equipment or buckets of extended truck booms, or chainsaws, hooks, handsaws, shears, and clippers.
  • Hoist tools and equipment to tree trimmers, and lower branches with ropes or block and tackle.
  • Load debris and refuse onto trucks and haul it away for disposal.
  • Collect debris and refuse from tree trimming and removal operations into piles, using shovels, rakes or other tools.
  • Clear sites, streets, and grounds of woody and herbaceous materials, such as tree stumps and fallen trees and limbs.
  • Trim, top, and reshape trees to achieve attractive shapes or to remove low-hanging branches.
  • Cable, brace, tie, bolt, stake, and guy trees and branches to provide support.
  • Supervise others engaged in tree trimming work and train lower-level employees.
  • Inspect trees to determine if they have diseases or pest problems.
  • Trim jagged stumps, using saws or pruning shears.
  • Climb trees, using climbing hooks and belts, or climb ladders to gain access to work areas.
  • Provide information to the public regarding trees, such as advice on tree care.
  • Prune, cut down, fertilize, and spray trees as directed by tree surgeons.
  • Remove broken limbs from wires, using hooked extension poles.
  • Transplant and remove trees and shrubs, and prepare trees for moving.
  • Water, root-feed, and fertilize trees.
  • Spray trees to treat diseased or unhealthy trees, including mixing chemicals and calibrating spray equipment.
  • Install lightning protection on trees.
  • Plan and develop budgets for tree work, and estimate the monetary value of trees.
  • Apply tar or other protective substances to cut surfaces to seal surfaces, and to protect them from fungi and insects.
  • Split logs or wooden blocks into bolts, pickets, posts, or stakes, using hand tools such as ax wedges, sledgehammers, and mallets.
  • Scrape decayed matter from cavities in trees and fill holes with cement to promote healing and to prevent further deterioration.
  • Harvest tanbark by cutting rings and slits in bark and stripping bark from trees, using spuds or axes.

What work activities are most important?

Importance Activities

Operating Vehicles, Mechanized Devices, or Equipment - Running, maneuvering, navigating, or driving vehicles or mechanized equipment, such as forklifts, passenger vehicles, aircraft, or water craft.

Controlling Machines and Processes - Using either control mechanisms or direct physical activity to operate machines or processes (not including computers or vehicles).

Performing General Physical Activities - Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as climbing, lifting, balancing, walking, stooping, and handling of materials.

Inspecting Equipment, Structures, or Material - Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.

Identifying Objects, Actions, and Events - Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.

Making Decisions and Solving Problems - Analyzing information and evaluating results to choose the best solution and solve problems.

Handling and Moving Objects - Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things.

Communicating with Supervisors, Peers, or Subordinates - Providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.

Getting Information - Observing, receiving, and otherwise obtaining information from all relevant sources.

Performing for or Working Directly with the Public - Performing for people or dealing directly with the public. This includes serving customers in restaurants and stores, and receiving clients or guests.

Updating and Using Relevant Knowledge - Keeping up-to-date technically and applying new knowledge to your job.

Monitor Processes, Materials, or Surroundings - Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.

Repairing and Maintaining Mechanical Equipment - Servicing, repairing, adjusting, and testing machines, devices, moving parts, and equipment that operate primarily on the basis of mechanical (not electronic) principles.

Coordinating the Work and Activities of Others - Getting members of a group to work together to accomplish tasks.

Training and Teaching Others - Identifying the educational needs of others, developing formal educational or training programs or classes, and teaching or instructing others.

Establishing and Maintaining Interpersonal Relationships - Developing constructive and cooperative working relationships with others, and maintaining them over time.

Thinking Creatively - Developing, designing, or creating new applications, ideas, relationships, systems, or products, including artistic contributions.

Communicating with Persons Outside Organization - Communicating with people outside the organization, representing the organization to customers, the public, government, and other external sources. This information can be exchanged in person, in writing, or by telephone or e-mail.

Guiding, Directing, and Motivating Subordinates - Providing guidance and direction to subordinates, including setting performance standards and monitoring performance.

Coaching and Developing Others - Identifying the developmental needs of others and coaching, mentoring, or otherwise helping others to improve their knowledge or skills.

Resolving Conflicts and Negotiating with Others - Handling complaints, settling disputes, and resolving grievances and conflicts, or otherwise negotiating with others.

Judging the Qualities of Things, Services, or People - Assessing the value, importance, or quality of things or people.

Organizing, Planning, and Prioritizing Work - Developing specific goals and plans to prioritize, organize, and accomplish your work.

Estimating the Quantifiable Characteristics of Products, Events, or Information - Estimating sizes, distances, and quantities; or determining time, costs, resources, or materials needed to perform a work activity.

Evaluating Information to Determine Compliance with Standards - Using relevant information and individual judgment to determine whether events or processes comply with laws, regulations, or standards.

Developing and Building Teams - Encouraging and building mutual trust, respect, and cooperation among team members.

Interpreting the Meaning of Information for Others - Translating or explaining what information means and how it can be used.

Developing Objectives and Strategies - Establishing long-range objectives and specifying the strategies and actions to achieve them.

Scheduling Work and Activities - Scheduling events, programs, and activities, as well as the work of others.

Provide Consultation and Advice to Others - Providing guidance and expert advice to management or other groups on technical, systems-, or process-related topics.

Assisting and Caring for Others - Providing personal assistance, medical attention, emotional support, or other personal care to others such as coworkers, customers, or patients.

Processing Information - Compiling, coding, categorizing, calculating, tabulating, auditing, or verifying information or data.

Selling or Influencing Others - Convincing others to buy merchandise/goods or to otherwise change their minds or actions.

Documenting/Recording Information - Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.

Analyzing Data or Information - Identifying the underlying principles, reasons, or facts of information by breaking down information or data into separate parts.

Monitoring and Controlling Resources - Monitoring and controlling resources and overseeing the spending of money.

Holland Code Chart for a Diagnostician