Physical Scientist – CBP Laboratory (GS-7 to GS-9)

About the role

The U.S. Customs and Border Protection (CBP) Laboratory seeks a Physical Scientist to support scientific analyses that protect the nation’s borders. The position is located in one of several U.S. sites and offers a career path within the federal General Schedule (GS) system.

Key responsibilities

• Receive and log samples submitted for analysis, reviewing accompanying documentation.
• Conduct preliminary examinations of physical samples and prepare them for detailed testing.
• Write clear test reports and briefing documents that summarize findings, interpretations, and conclusions.
• Provide technical advice to CBP personnel on proper sampling techniques and sample storage procedures.

Required profile

• U.S. citizenship.
• Male applicants born after 12/31/1959 must be registered with Selective Service.
• Primary U.S. residency for at least three of the last five years.
• Ability to pass a background investigation and comply with drug‑free workplace policies.

Required skills

What we offer

• Starting salary from $50,460 (GS‑7) to $80,243 (GS‑9) with promotion potential up to $116,362 (GS‑12).
• Federal benefits and a clear career progression within a mission‑critical agency.
• Opportunities to work in a collaborative scientific environment supporting national security.