Maintenance Mechanic

Charles City, Virginia
Jan 24, 2023
Jan 28, 2023
Full Time

This position is responsible for maintaining recreational fisheries at the hatchery property and plays a major role in assisting with critical infrastructure for the Services mission of restoring and recovering fish and wildlife. Your duties will include but are not limited to the following:
  • Installs, modifies, repairs, maintains, and troubleshoots, new and existing electrical lines, circuits, systems, and associated fixtures, controls, and equipment on a Service Land. Examples of these are secondary power distribution lines and circuits used to supply a wide range of voltage, amperage, phase, and frequency requirements, to distribution panels, switchgear, power and control circuits; industrial multiphase systems; thermocouple sensors; electrical intrusion alarm and fire alarm system; emergency warning systems; lighting protection systems; high intensity lighting systems with associated controls; target mechanisms; AC and DC rectification systems; galvanic and impressed current cathodic projection systems which prevent corrosion on underground or submerged equipment and pipes; amplifier circuits; and related electrical equipment.
  • Performs the maintenance, repair, alteration, and construction of exterior and interior surfaces and structures built of a variety of brick, block, and stone. Works from oral instructions, blueprints, work orders, and rough sketches. Plans and lays out the work to be done, selects the proper tools, determines materials to be used, and accomplishes the work in accordance with appropriate methods and accepted trade practices. Lays common and face brick, firebrick, cinder and cement block, glass block, terra cotta, and various artificial and natural stone in constructing and repairing such items as walls, walks, chimneys, fireplaces, manholes, boilers, and catch basins. Locates leaks and determines their cause and extent of damage on structures. They select the work method to follow appropriate repairs and determine roofing materials and accessories to be utilized. These accessories may include; shingles, roofing felt, and asphalt. They install new roofs, including metal flashing, gutters, and other roofing accessories, and repair or replace sheathing, boards, beams, and joists.
  • Operates various electric resistance welding machines such as spot, seam, and flash, or use a manual gas torch welding process such as oxyacetylene, to weld all types of commonly used metals and alloys of various sizes, shapes, and thicknesses, including dissimilar metals such as copper to steel, and determine the welding techniques and machine settings to be used. Welds various metals, irons, and steel pipe in flat, curved, vertical and horizontal positions using oxygen-acetylene cutting torches, and metal inert gas (MIG), tungsten inert gas (TIG) and arc welders in the shop or field to repair, modify or fabricate parts or equipment.
  • Responsible for the operation, installation, repair, and maintenance of several types of HVAC systems and controls, with a variety of components. Heating systems include: forced air gas, forced air hot water, forced air direct expansion, electric radiator, hot water radiator, and geothermal. Cooling systems include: forced air chill water, forced air direct expansion, and geothermal.
  • Constructs, installs, repairs, and modifies wood and wood substitute structures and items requiring close tolerance fit and structural soundness. They construct and repair a wide variety of structural items such as building frames, rafters, concrete forms, walls, staircases, door and window frames, interior and exterior trim, and miscellaneous items such as workbenches, counter tops, bookcases, equipment cabinets, computer consoles, and items requiring limited decorative trim and molding.
  • Operates a variety of types of heavy equipment to push, pull, pile, or load materials such as sand, gravel and earth while excavating, backfilling, grading, or leveling earth to specifications on such projects like repairing and breaking new ground for trails, roads, canals, tunnels, or construction sites. Heavy equipment may include: bulldozers, excavators, road graders, skid steers, backhoes, wheeled and tracked loaders, backhoes, wheeled equipment/vehicles, and specialized equipment. Implements may include: mowers, cutter bars, drum choppers, augers, plows, harrows, sprayers, discs, and etc.
  • Conducts maintenance on motor vehicles replace sensors, water pumps, spark plugs, brake shoes, mufflers, radiator caps, condensers, engine gaskets, a variety of belts and hoses, and complete assemblies such as removing old engines and replacing them with new engines. Clean or replace filters, screens, battery cables and clamps, engine components, and heating and cooling devices. In addition, service and check air conditioning systems including purging and recharging systems, flushing radiators and replacing anti-freeze solutions, and aligning front ends of cars and trucks.


Conditions of Employment

  • Must be a U.S. Citizen or National.
  • Individuals assigned male at birth after 12-31-59 must be registered for the Selective Service. To verify registration visit
  • Resume and supporting documents (See How to Apply).
  • Suitability for employment, as determined by background investigation.
  • Drug Testing Position: Selectees tentatively selected for this position will be required to submit to urinalysis to screen for illegal drug use prior to appointment.
  • Medical Requirements: Selectees must pass a pre-employment medical examination and may be subject to post-employment medical examinations to determine if they are maintaining the fitness standards for this position.
  • Driver's License: Selectees must possess and maintain a valid State driver's license at all times during their tenure.
  • Duties of this position require the employee to obtain and maintain a valid Class A State Commercial Drivers License (CDL) to operate various vehicles and equipment.
  • Uniform: Official U.S. Fish and Wildlife Service uniform MAY be required.
  • Probationary Period: Selectees may be required to successfully complete a probationary period.
  • The employee may be required to work other than normal duty hours, which may include evenings, weekends, and holidays.


By the closing date of this announcement, you must meet the requirements of the Office of Personnel Management (OPM) Handbook X118C, Job Qualification System for Trades and Labor Occupation.

Although no specific amount of experience, education or training is required, applicants must meet a minimum level of ability in relation to the position and the Assessment Questionnaire in order to be rated qualified for consideration. To be qualified candidates must meet any screen out element(s) listed at an "acceptable" level, and must achieve an average rating of at least "acceptable" on all of the elements. Only education, training, or experience acquired before the closing date of this announcement will be considered.

Physical Effort: Considerable physical effort is required in the operation and maintenance of facilities, equipment, and attachments. Considerable energy is needed working in small confined spaces or elevated areas, and operating equipment over rough surfaces.Location of the tools and controls/attachments frequently requires working in awkward or strained positions. Requires occasional lifting or handling of objects or materials up to 50-100 pounds, unassisted, following proper lifting procedures to avoid injury. Frequently required to stand while working, climb ladders or scaffolding, and bend, stoop, climb, and work in awkward positions. This requires standing, bending, stooping, kneeling, climbing and working in tiring and cramped positions.

Working Conditions: Work is accomplished both in an office setting (5%) and outdoors (95%). Works outside in all kinds of weather and frequently exposed to running water, fumes, dust, grease, dirt, falling from ladders or scaffolding, electricity, and moving parts of equipment and machinery. Work performed outside is in a variety of settings where steep terrain, extremely uneven, rocky and slippery footing is normal. Temperature extremes are common. Incumbent may also be exposed to energized circuits, electrical shock, burns, electrical rotary devices, cuts and abrasions from the use of tools and equipment and burns from chemicals. Work is regularly exposed to the possibility of bites, cuts, scrapes, bruises, falls, falling material, or injury from equipment associated with power equipment or hazardous materials. Work demands conformance to safety requirements including the use of a variety of personal protective equipment in adhereance to applicable laws, rules, and regulations, such as: protective clothing, hardhats, hearing protection, safety glasses, goggles, gloves, steel toe heavy leather boots, respirator, and other personal protective items. Serious injury may result from getting caught in operating equipment, or from collisions with automobiles when operating on or near public roads.

SCREEN-OUT ELEMENT: Your qualifications will first be evaluated against the prescribed screen out element, which usually appears as question 1 in the on-line questionnaire. Those applicants who appear to possess at least the minimal acceptable qualification requirement are considered for further rating; those who do not are rated ineligible and are eliminated. The potential eligibles are then rated against the remainder of the Job Elements.

The screen out element for this position is the ability to perform the duties of a Maintenance Mechanic without more than normal supervision

Job Elements:
Ability To Interpret Instructions, Specification, etc. (includes blueprinting reading)

Knowledge of Materials

Use of Measuring Instruments

Knowledge of Equipment Assembly, Installation, Repair, etc.

Ability To Use and Maintain Tools and Equipment

Technical Practices (theoretical, precise, artistic)
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.


There is no substitution of education for experience for Wage Grade (WG) positions.

Additional information

Telework: This position is not suitable for telework.

Additional Vacancies: One or more positions may be filled from applications received under this announcement in the advertised office or other U.S. Fish & Wildlife Service offices in the local commuting area.

Career Transition Assistance Plan (CTAP) or Interagency Career Transition Assistance Plan (ICTAP): CTAP or ICTAP applicants must be determined to be well-qualified for this position in order to receive special selection priority. To be well-qualified, a CTAP or ICTAP applicant must meet the following: OPM qualification requirements for the position, all selective factors, where applicable; special OPM approved qualifying conditions for the position; is physically qualified with reasonable accommodation, where appropriate, to satisfactorily perform the duties of the position upon entry; and receives a rating of at least 85 on the questionnaire. . For more information visit: OPM's Employee Guide to Career Transition