This position is located in Mammoth Cave National Park, in the Interpretation & Visitor Division.
This position has a mixed work schedule based on the varying workload, and your work schedule is subject to change from part-time to full-time to on-call as workload dictates.
This position is being filled under the Field Unit Local Hiring Authority (FUL). See below under Additional Information for further eligibility guidance.
Summary
This position is located in Mammoth Cave National Park, in the Interpretation & Visitor Division.
This position has a mixed work schedule based on the varying workload, and your work schedule is subject to change from part-time to full-time to on-call as workload dictates.
This position is being filled under the Field Unit Local Hiring Authority (FUL). See below under Additional Information for further eligibility guidance.
This position is being filled under the Field Unit Local Hiring Authority and is open to U.S. citizens and nationals who meet all eligibility requirements, including permanent and exclusive residency within the defined vicinity of the field unit as described in this announcement. Under this authority, veterans' preference and traditional rating and ranking procedures do not apply.
Major Duties:
Research, develop and present interpretive programs including evening programs both on and off-site. Lead crawling tours through rugged off-trail cave environments and communicate safe caving techniques. Crawling, climbing, and squeezing through small cave passages are required. Implement resource and protection messages. Provide visitor orientation to park resources. Deals with visitors from various socioeconomic and ethnic backgrounds. Collect appropriate fees at an entrance station, visitor center, campground and/or other visitor contact stations following established guidelines for handling funds and property (e.g., park passes). Must be able to deal with emergency situations. Position requires night, weekend and holiday work. Maintains current certification in CPR and Standard First Aid.
Area/Duty Station Information:
Position Location: Mammoth Cave National Park, Mammoth Cave, KY.
Area Information:
Mammoth Cave National Park is located in the beautiful farm country of south-central Kentucky. Housing in the area is plentiful and reasonably priced. Medical attention is available in close proximity and the major metropolitan areas of Louisville, KY and Nashville, TN are approximately a 1 1/2-hour drive from the park. The people are friendly, local and regional culture and history are fascinating, recreational opportunities are many. The city of Bowling Green, KY is approximately 35 miles from the park with an estimated population of over 60,000. Also, the city of Glasgow, KY is approximately 19 miles from the park with an estimated population of 14,200. Please visit http://www.nps.gov/maca for area information.
Appointment subject to background investigation and favorable adjudication.
Meet Selective Service Registration Act requirement for males.
Selectee will be required to participate in the Direct Deposit Electronics Funds Transfer Program.
You will be required to operate a government (or private) motor vehicle as part of your official duties; a valid driver's license is required. You will be required to submit a Motor Vehicle Operator's License and Driving Record. You must also submit (within a State sealed envelope or submitted directly by the State authorities), and at your own expense, all certified driving records from all States that disclose all valid driver's licenses, whether current or past, possessed by you.
You may be required to complete training and operate a four-wheel drive vehicle.
You will be required to wear a uniform and comply with the National Park Service uniform standards. A uniform allowance will be provided.
You may be required to work on-call, evenings, weekends, holidays, overtime and shift work.
This position has a mixed work schedule based on the varying workload, and your work schedule is subject to change from part-time to full-time to on-call as workload dictates.
You may be required to complete training and obtain/maintain a government charge card with travel and/or purchase authority.
*Additional Requirements located under qualifications*
Qualifications
Requirements Continued...
Applicants must be at least (1) 18 years old or (2) at least 16 years old and: (a) Have graduated from high school or been awarded a certificate equivalent to graduating from high school; or (b) Have completed a formal vocational training program; or (c) Have received a statement from school authorities agreeing with their preference for employment rather than continuing their education; or (d) Be currently enrolled in a secondary school and either work only during school vacation periods or work part-time during the school year under a formal student employment program.
As a condition of employment for accepting this position, you will be required to serve a 2-year trial period during which your fitness and whether your continued employment advances the public interest will be evaluated.
This trial period is an extension of the appointment process and therefore requires the agency to determine if continued employment would advance the public interest, meet the organization goals and mission of the agency, and/or otherwise promote the efficiency of the service. In determining if your employment advances the public interest, the agency will consider:
your performance and conduct;
the needs and interests of the agency;
whether your continued employment would advance organizational goals of the agency or the Government; and
whether your continued employment would advance the efficiency of the Federal service.
Under applicable law, the employment of an individual serving a probationary or trial period automatically terminates when that period ends unless the agency affirmatively certifies, in writing, that the individual's employment should continue and that their appointment should be finalized. In the absence of agency action to affirmatively certify continued employment beyond the probationary or trial period, such appointments are terminated.
Upon completion of your trial period your employment will be terminated unless you receive certification, in writing, that your continued employment advances the public interest.
Qualifications
All qualifications must be met by the closing date of this announcement-05/16/2026-unless otherwise stated in this vacancy announcement.
Credit will be given for all appropriate qualifying experience. To receive credit for experience, your resume MUST clearly indicate the nature of the duties and responsibilities for each position, starting and ending dates of employment (month/year), and the resume must reflect full and/or part-time or total number of hours worked (i.e., work 40+ hours a week, rather than indicating full-time). If part-time, the hours must be annotated to be able to pro-rate the amount qualified specialized experience.
To qualify for this position at the GS-05 grade level, you must possess at least one of the following minimum qualifications by close of the announcement:
EXPERIENCE: At least one full year of specialized experience comparable in scope and responsibility to the GS-04 grade level in the Federal service (obtained in either the public or private sectors). This experience includes activities such as: oral presentations of historical, scientific, or program information to groups; or developing and/or revising technical, historical, or scientific information for oral presentations to groups. Examples of specialized experience also may include: Park Guide or tour leader; naturalist; environmental educator or teacher, or other similar work. You must include hours per week worked. You must include hours per week worked.
-OR- EDUCATION: Successful completion of at least four years of education above high school (120 semester hours or 180 quarter hours) leading to a bachelor's degree with courses related to the occupation, such as American History, science, public speaking, parks and recreation, education or communications. You must include transcripts.
-OR- Successful completion of a combination of education and experience as described above. To combine education and experience, first take the number of semester hours completed in excess of 60 semester hours, and divide by 60. Multiply the resulting decimal by 100. Then take the number of months of full time experience and divide by 12 months. Multiply the resulting decimal by 100. Add the percentages together. The total must equal at least 100 percent to qualify. You must include transcripts.
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.
Education
To qualify based on education, you must submit a legible copy of transcripts from an accredited institution with your name, school name, credit hours, course level, major(s), and grade-point average or class ranking. Transcripts do not need to be official, but if you are selected for this position and you used your education to qualify, you must provide official transcripts before you begin work.
If you are using education completed in foreign colleges or universities to meet qualification requirements, you must show that your education credentials have been evaluated by a private organization that specializes in interpretation of foreign education programs and such education has been deemed equivalent to that gained in an accredited U.S. education program; or full credit has been given for the courses at a U.S. accredited college or university.
Additional information
This position will be filled under the Field Unit Local Hiring Authority. Eligibility is limited to applicants who reside within the defined local commuting area at the time of application. For this announcement, the local commuting area is the area from which individuals can reasonably commute to the duty station under normal conditions.
The defined vicinity for this position is: 60 miles from 1 Mammoth Cave Parkway, Mammoth Cave, KY, 42259. See the Required Documents section for information on how to verify current residence.
A selectee receiving a first appointment to the Federal Government (Civil Service) is entitled only to the lowest step of the grade for which selected. The display of a salary range on this vacancy shall not be construed as granting an entitlement to a higher rate of pay.
This announcement may be used to fill additional positions if identical vacancies occur within 90 days of the issue date of the referral certificate.
Physical Demands: The work requires standing for long periods of time, walking for long distances, climbing and descending steep inclines, bending, and lifting moderately heavy items. The work also requires crawling, climbing and squeezing through small cave passages. Mental stress and physical fatigue occur due to high volume of personal contacts, occasional emergency responses, and repetitive nature of interpretive programs.
Working Conditions: Work is performed both indoors and outdoors resulting in exposure to a variety of weather conditions. Work is often performed in a cave environment where there is exposure to radon.
CTAP/ICTAP 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. Federal employees seeking CTAP/ICTAP eligibility must submit proof that they meet the requirements of 5 CFR 330.605(2) for CTAP and 5 CFR 330.704 for ICTAP. This includes a copy of the agency notice, a copy of their most recent Performance Rating, and a copy of their most recent SF-50 noting current position, grade level, and duty location. Please annotate your application to reflect that you are applying as a CTAP/ICTAP eligible. If you are selected for Federal employment, you will be required to fill out a Declaration of Federal Employment, OF-306, prior to being appointed to determine your suitability for Federal employment and to authorize a background investigation. Failing to answer all questions truthfully and completely or providing false statements on your application may be grounds for not hiring you, or for firing you after you begin work. Also, you may be punished by fine or imprisonment (U.S. Code, Title 18, section 1001).
Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.
A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.
Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.
How you will be evaluated
You will be evaluated for this job based on how well you meet the qualifications above.
Applicants will be evaluated based on how well they meet the qualification requirements for the position.
Upon receipt of a completed application package, the Servicing Human Resources Office will review your resume and supporting documentation to determine whether you meet the minimum qualification requirements described in this announcement.
Resumes must not exceed two single-sided pages. Resumes longer than two pages will not be reviewed. Applicants may submit only one resume. Only the document submitted as the "Resume" under the Documents section will be used to determine qualifications and eligibility. If more than one resume is submitted, only the most recent submission will be reviewed.
This position is being filled under the Field Unit Local Hiring Authority. Under this authority, competitive rating, ranking, and veterans' preference procedures do not apply. The Servicing Human Resources Office will determine whether applicants meet the qualification and eligibility requirements described in this announcement. Applicants who meet these requirements may be referred to the selecting official on a certificate of eligibles for consideration.
Applicants must certify that they maintain a permanent and exclusive residence within the defined vicinity of the field unit(s) listed in this announcement. Residency eligibility will be verified during the hiring process.
If your resume is incomplete or does not demonstrate that you meet the qualification requirements or specialized experience described in this announcement, you may be determined ineligible or not qualified for further consideration.
Providing false or misleading information on your resume or supporting documentation may result in removal from consideration or other action consistent with applicable federal hiring regulations.
A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.
Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.
The following documents are required and must be submitted by 11:59 PM (EST) on 05/16/2026:
Resume which includes a list of all significant jobs held and duties performed, dates specified in month and year format, and the resume must reflect full and/or part-time or total number of hours worked (i.e., work 40+ hours a week, rather than indicating full-time). If part-time, the hours must be annotated to be able to pro-rate the amount qualified specialized experience. If military or civilian, please include your rank and/or grade. Resumes must not exceed two single-sided pages and resumes longer than two pages will not be accepted. The minimum font size is 10-point for all body text. Headers may be slightly larger but must remain legible. All resumes must maintain a minimum 0.5-inch margins on all sides to ensure readability and prevent excessive content compression. Including supplemental pages or attachments disguised as resume extensions are prohibited and will not be reviewed to determine your eligibility/qualifications.
Proof of residence (e.g. mortgage or property deed, lease/rental agreement, utility bill, insurance policy). SF-50 cannot be accepted as proof of residence.
Transcripts if qualifying based on education.
Documentation for Interagency/Career Transition Assistance Plan (ICTAP/CTAP) consideration if you are a displaced Federal employee within the local commuting area. You must include: 1) Proof you are a displaced Federal employee, e.g., RIF Separation Notice, Notice of Proposed Removal, etc.; 2) SF-50s (Notifications of Personnel Action) showing career/conditional tenure competitive status, promotion potential and duty location; and 3) your most recent performance appraisal. To exercise selection priority, displaced or surplus Federal employees must be well qualified. ICTAP/CTAP eligibles will be considered well qualified if they exceed minimal qualifications for this position (i.e. Resume supports substantial possession of stated competencies) for the position.
Do not submit photographs with your application package. Documents with photographs may not be seen by hiring officials - you must remove your image from any badges, licenses, etc.
Do not upload Adobe portfolio documents. Adobe portfolio documents are not viewable by our agency's staffing offices.
If you are relying on your education to meet qualification requirements:
Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
To apply for this position, you must submit the documentation specified in the Required Documents section. To receive consideration, your complete application package must be submitted by 11:59 PM (EST) on 05/16/2026.
You must provide documentation to support your eligibility and qualification claims. Please review the required documentation listed in the eligibility sections to ensure you submit the appropriate information. You will only be considered for eligibilities for which you have provided the required supporting documentation.
Applications may be submitted through USAJOBS or through other authorized methods identified by the agency (e.g., third-party platforms or local outreach efforts) to support targeted recruitment under this authority.
Applicants submitting materials outside of USAJOBS must:
Submit a complete application package by the closing date of this announcement, and
Ensure all materials are formatted and consistent with the application instructions outlined in this announcement, including resume requirements and supporting documentation.
All applications, regardless of submission method, will be evaluated using the same criteria and requirements to ensure a fair and equitable hiring process.
Applications received after the closing date, or that do not meet the requirements outlined in this announcement, will not be considered.
USAJOBS Application Instructions
Select Apply. If you are not logged in, you will be prompted to login or create an account.
Prompted to Start the Application Process by selecting "Start Application."
Select documents you want included in this application.
Review package to acknowledge your documents were reviewed.
Select if you want to include your demographic information.
After reading and certifying the application is true and submitted in good faith, select "Continue to Agency Site."
Follow onscreen prompts and instructions to complete your application.
Add the supporting documents by indexing your documents with the dropdown.
Upload any missing required documents or optional documents.
Review and Submit Application.
While logged in, you can check the status of your application by selecting "+" next to the job title for this position.
You can review or revise your application at any point during the open period of the announcement.
To update an application, you should log into your USAJOBS account and select "+" next to the job title for this position. Select "Update Application" for this job.
Note: When you click Update Application, you will be prompted to re-select your documents from USAJOBS. Documents submitted with the first application will no longer be associated with the applicant record. So it is important that you select all documents you want to use in the re-application.
Mammoth Cave National Park
P O Box 7
Mammoth Cave, KY 42259
US
Next steps
Once your Occupational Questionnaire has been received, you will receive an acknowledgment confirming your submission was successful.
Applicants who meet the eligibility and qualification requirements will be referred to the selecting official for consideration. Under this authority, all applicants determined to be qualified may be referred. If your name is referred, you may be contacted directly by the hiring official for a possible interview.
You will be notified of the status of your application at key stages in the process, including when candidates are referred for consideration and when the selection process has been completed.
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
The following documents are required and must be submitted by 11:59 PM (EST) on 05/16/2026:
Resume which includes a list of all significant jobs held and duties performed, dates specified in month and year format, and the resume must reflect full and/or part-time or total number of hours worked (i.e., work 40+ hours a week, rather than indicating full-time). If part-time, the hours must be annotated to be able to pro-rate the amount qualified specialized experience. If military or civilian, please include your rank and/or grade. Resumes must not exceed two single-sided pages and resumes longer than two pages will not be accepted. The minimum font size is 10-point for all body text. Headers may be slightly larger but must remain legible. All resumes must maintain a minimum 0.5-inch margins on all sides to ensure readability and prevent excessive content compression. Including supplemental pages or attachments disguised as resume extensions are prohibited and will not be reviewed to determine your eligibility/qualifications.
Proof of residence (e.g. mortgage or property deed, lease/rental agreement, utility bill, insurance policy). SF-50 cannot be accepted as proof of residence.
Transcripts if qualifying based on education.
Documentation for Interagency/Career Transition Assistance Plan (ICTAP/CTAP) consideration if you are a displaced Federal employee within the local commuting area. You must include: 1) Proof you are a displaced Federal employee, e.g., RIF Separation Notice, Notice of Proposed Removal, etc.; 2) SF-50s (Notifications of Personnel Action) showing career/conditional tenure competitive status, promotion potential and duty location; and 3) your most recent performance appraisal. To exercise selection priority, displaced or surplus Federal employees must be well qualified. ICTAP/CTAP eligibles will be considered well qualified if they exceed minimal qualifications for this position (i.e. Resume supports substantial possession of stated competencies) for the position.
Do not submit photographs with your application package. Documents with photographs may not be seen by hiring officials - you must remove your image from any badges, licenses, etc.
Do not upload Adobe portfolio documents. Adobe portfolio documents are not viewable by our agency's staffing offices.
If you are relying on your education to meet qualification requirements:
Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
To apply for this position, you must submit the documentation specified in the Required Documents section. To receive consideration, your complete application package must be submitted by 11:59 PM (EST) on 05/16/2026.
You must provide documentation to support your eligibility and qualification claims. Please review the required documentation listed in the eligibility sections to ensure you submit the appropriate information. You will only be considered for eligibilities for which you have provided the required supporting documentation.
Applications may be submitted through USAJOBS or through other authorized methods identified by the agency (e.g., third-party platforms or local outreach efforts) to support targeted recruitment under this authority.
Applicants submitting materials outside of USAJOBS must:
Submit a complete application package by the closing date of this announcement, and
Ensure all materials are formatted and consistent with the application instructions outlined in this announcement, including resume requirements and supporting documentation.
All applications, regardless of submission method, will be evaluated using the same criteria and requirements to ensure a fair and equitable hiring process.
Applications received after the closing date, or that do not meet the requirements outlined in this announcement, will not be considered.
USAJOBS Application Instructions
Select Apply. If you are not logged in, you will be prompted to login or create an account.
Prompted to Start the Application Process by selecting "Start Application."
Select documents you want included in this application.
Review package to acknowledge your documents were reviewed.
Select if you want to include your demographic information.
After reading and certifying the application is true and submitted in good faith, select "Continue to Agency Site."
Follow onscreen prompts and instructions to complete your application.
Add the supporting documents by indexing your documents with the dropdown.
Upload any missing required documents or optional documents.
Review and Submit Application.
While logged in, you can check the status of your application by selecting "+" next to the job title for this position.
You can review or revise your application at any point during the open period of the announcement.
To update an application, you should log into your USAJOBS account and select "+" next to the job title for this position. Select "Update Application" for this job.
Note: When you click Update Application, you will be prompted to re-select your documents from USAJOBS. Documents submitted with the first application will no longer be associated with the applicant record. So it is important that you select all documents you want to use in the re-application.
Mammoth Cave National Park
P O Box 7
Mammoth Cave, KY 42259
US
Next steps
Once your Occupational Questionnaire has been received, you will receive an acknowledgment confirming your submission was successful.
Applicants who meet the eligibility and qualification requirements will be referred to the selecting official for consideration. Under this authority, all applicants determined to be qualified may be referred. If your name is referred, you may be contacted directly by the hiring official for a possible interview.
You will be notified of the status of your application at key stages in the process, including when candidates are referred for consideration and when the selection process has been completed.
Fair and transparent
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
