Professional Staff Assistant

What You Will Do

The Associate Laboratory Directorate for Physical Sciences (ALDPS) is seeking a highly experienced, proactive, and strategic professional to join the ALDPS Directorate Office as a Professional Staff Assistant 3 (PSA-3). The PSA-3 will provide senior‑level executive and operational support to the Associate Laboratory Director, Chief Operating Officer, LANSCE User Facility Director, and Staff Operations Manager, ensuring seamless coordination of directorate activities, executive engagements, high‑level meetings, and strategic initiatives.

The role requires significant independence, sound judgment, and discretion, and you will serve as a trusted partner within a high‑visibility, fast‑paced directorate office.

As a key member of the administrative team, you will operate with limited direction and significant latitude to manage complex executive priorities and anticipate organizational needs. You will facilitate coordination and communication with internal and external stakeholders and provide mentorship and guidance to administrative staff. The ALDPS directorate consists of the ALDPS Office and six divisions, along with the Nuclear Energy Program Office, Accelerator Strategy Office, and LAMP Project Office, overseeing three national user facilities:
Los Alamos Neutron Science Center (LANSCE), Center for Integrated Nanotechnologies (CINT), and National High Magnetic Field Laboratory. ALDPS develops and applies a broad set of capabilities to programs of national importance, including national security challenges and alternative energy.

• Advanced experience providing administrative and operational support within a complex, high‑visibility organization.
• Demonstrated ability to operate independently with significant latitude and sound judgment.
• Proven experience managing highly complex executive calendars, including strategic prioritization of commitments and long‑range planning.
• Extensive experience coordinating complex domestic and international travel, including detailed itinerary development, logistics management, and contingency planning.
• Experience coordinating high‑visibility meetings, site visits, conferences, and executive events.
• Excellent interpersonal, verbal, and written communication skills, including advanced editing, formatting, and grammatical proficiency.
• Demonstrated ability to anticipate challenges and manage competing priorities in a dynamic environment with frequent interruptions.
• Proven ability to build effective working relationships across multiple organizations and interface confidently with senior leaders and external stakeholders.
• Experience mentoring or providing guidance to administrative personnel.
• Ability to obtain and maintain a DOE Q Clearance, which typically requires U.S. citizenship.

Position requires a Bachelor’s Degree and 8 years of related experience; or an equivalent combination of education and experience directly related to the occupation. At this level, postgraduate coursework may be expected.

• Advanced knowledge of LANL organizational structure, operations, and administrative policies and procedures.
• Demonstrated success improving administrative or operational processes.
• Experience managing executive email communications, including triaging correspondence and maintaining situational awareness of executive commitments and action items.
• Advanced working knowledge of LANL enterprise systems, including Oracle Time & Effort, Ariba, Concur (Foreign and Domestic), and RASSTI.
• Active DOE Q Clearance.

The work location for this position is onsite and located in Los Alamos, NM. All work locations are at the discretion of management.

Regular appointment employees are required to serve a period of continuous service in their current position in order to be eligible to apply for posted jobs throughout the Laboratory. If an employee has not served the time required, they may only apply for Laboratory jobs with the documented approval of their Division Leader. The position commitment for this position is one (1) year.

Due to federal…