Seasonal Maintenance Worker Leader (Trails)

Created at: November 25, 2025 00:01

Company: National Park Service

Location: Yellowstone National Park, WY, 82190

Job Description:

This position is located at a unit of the National Park Service. The primary purpose of the position is to lead and perform at the journey level in the maintenance, repair, and construction of park trails. These positions may be filled for up to a six-month seasonal period, but can be vary due to weather conditions, project needs, or funding. Anticipated Entry on Duty: April-May 2026. For more park(s) information, please visit find a park .
To qualify for this position, you must have sufficient knowledge and ability in the following job-related factors: Ability to lead and perform the work of a Maintenance Worker Leader (Trails) position without more than normal supervision. Tasks include leading a trail crew in the construction, repair, and maintenance of drainage structures, brushing and clearing of trail corridors, safe felling of tress and hazard tress, dry masonry, carpentry, and rigging. Leading a trail crew in building and repairing log and dimensional wood structures including multiple stringer bridges, retaining walls, handrails, steps, and causeways. Plan, lay-out, and select proper tools and materials and schedule the operational needs of a crew. Must have the ability and experience to set up, live and work out of backcountry camps. (SCREEN OUT) Ability to Use and Maintain Tools and Equipment Technical Practices Knowledge of Materials Ability to Interpret Instructions, Specifications, etc. (includes blueprints reading) Knowledge of Equipment Assembly, Installation, Repair, etc. Selective Factor: Rocky Mountain National Park requires employees in this position possess an S-212, NCSB, or equivalent chainsaw certification. This is a selective factor for the Rocky Mountain National Park locations only. Other parks listed do not require this as a condition of employment. If your knowledge and ability in the SCREEN OUT factor above is not sufficient, you will receive no further consideration. In preparing your application, describe in detail the experience and training which you have had that specifically prepared you for this job and to perform the duties described for this job. Experience should be clearly described and documented in your resume. The qualifications reviewer will not assume performance of such duties by Job Titles alone. Address your knowledge, skills and/or abilities in the areas shown in the job-related factors. Volunteer Experience: Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment. You will receive credit for all qualifying experience, including volunteer experience. ICTAP/CTAP Statement: Current surplus and current or former displaced Federal individuals who have special prior­ity selection rights under the Agency Career Transition Assistance Program (CTAP) or the Interagency Career Transition Assistance Program (ICTAP) must be well qualified for the position to receive consideration for special priority selection. Well qualified means that the applicant meets the following: OPM qualification standards for the position; all selective placement factors, where applicable; special qualifying conditions that OPM has approved for the position, where applicable; is physically qualified with reasonable accommodation, where appropriate to satisfactorily perform the duties of the position upon entry; and is rated by the organization at least at the well qualified level on all competencies.
Major Duties: These positions lead a trail crew in the construction, repair, and maintenance of drainage structures, brushing and clearing of trail corridors, safe felling of tress and hazard tress, dry masonry, carpentry, and rigging. Lead trail crews in building and repairing log and dimensional wood structures including multiple stringer bridges, retaining walls, handrails, steps, and causeways. Plan, lay-out, and select proper tools and materials and schedule the operational needs of a crew. These positions require heavy physical labor, carrying heavy objects, rolling rocks and logs by hand and with tools. These positions require working in the backcountry, carrying a backpack, power or hand tools and frequently require hikes up to 20 miles per day. Projects are in mountainous terrain and require work at high elevations. Physical Effort: Heavy physical effort is required in bending, lifting, and using hand and power tools in trail work. As examples of typical strenuous activity, incumbent: Frequently lifts and carries objects weighing over 100 lbs., must carry and roll rocks and logs, move rocks of several tons with rock bars, use hammers to crush or shape rock, and use shovel and other hand tools extensively. Frequently hikes up to 20 miles daily and must be able to do so while carrying a backpack, power and/or hand tools. Working Conditions: Incumbent must have the ability to live and work effectively in backcountry areas in close contact with small numbers of people for extended periods of time. Incumbent must live and work out-of-doors on projects in mountainous terrain at elevations between 8,000 and 13,000 feet in all extremes of adverse weather conditions. Trail work is dusty, and hazardous conditions may exist when moving rocks and logs, working in and around rockslide areas, working around livestock or explosives, falling and bucking trees, and working around rigging equipment and machinery.


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