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Atomic Clock Research Physicist


Job Location:

Boulder, CO - USA

Yearly Salary: USD 83265 - 83265
Posted: 6 October 2026 (3 days ago)
Application Deadline: 3 January 2027
Vacancies: 1 Vacancy

Job Summary

Summary

NISTs Time & Frequency Division is hiring an Atomic Clock Research Physicist to develop and improve atomic frequency standards advance microwave and optical clock technologies and contribute to the UTC(NIST) atomic clock timescale.

This notice is issued under direct-hire authority to recruit new talent to occupations for which NIST has a severe shortage of candidates.


Duties

NISTs Physical Measurement Laboratory (PML) sets the definitive U.S. standards for nearly every kind of measurement employed in commerce and research spanning more than 20 orders of magnitude. This position is in PMLs Time Realization and Distribution Group which operates an ensemble of commercial atomic clocks and purpose-built atomic frequency standards to provide the U.S. with official sources of time or frequency.

If hired as the Atomic Clock Research Physicist you will:


If you apply please make sure your resume/CV clearly demonstrates the relevant experience described in the Requirements section below particularly the requirements outlined under Basic and Additional Requirements. These include transcript requirements.


Requirements
Conditions of employment
  • U.S. citizenship
  • Males born aftermust be registered for Selective Service
  • Suitable for Federal employment
  • Designated and/or random drug testing required
  • Bargaining Unit Position: No
Qualifications

Basic Requirements:

  1. Degree: physics; or related degree that included at least 24 semester hours in physics; OR
  2. Combination of education and experience -- courses equivalent to a major in physics totaling at least 24 semester hours plus appropriate experience or additional education.

In either 1 or 2 above the courses must have included:

  • a fundamental course in general physics and in addition
  • courses in any two of the following:
    • electricity and magnetism
    • heat
    • light
    • mechanics
    • modern physics
    • sound
You must also meet one of the following additional requirements:

1. One year of specialized experience equivalent to at least GS-9 (ZP-II at NIST). Specialized experience is defined as experience in the laser cooling or trapping of atoms molecules or ions

OR

2. Masters or equivalent graduate degree

OR

3. A combination of graduate education and specialized 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.

The qualification requirements in this vacancy announcement are based on the U.S. Office of Personnel Management (OPM) Qualification Standards Handbook.

If requesting reconsideration of your qualification determination please refer to the following site: Applicant Reconsideration
Additional information

This position is covered under NISTs Alternative Personnel Management System (APMS) a pay-for-performance system with excellent HR flexibilities to help NIST recruit and retain top talent. Learn more about the APMS here!

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.

Review our 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.


Required Experience:

IC