Senior Business Assistant

About the role

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site’s Cold War legacy. Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air.

Responsibilities

• Provides comprehensive administrative and operational support for an aviation department.
• Acts as a key liaison with internal teams and external agencies to support planning, reporting, and continuous process improvement while ensuring adherence to aviation safety and operational standards.
• Oversees workflow coordination, staff support, system enhancements, and organizational readiness for routine operations and emergency response activities.

Qualifications

• High School diploma or equivalent, and at least 6 years of related experience.
• Possesses planning/organizing skills and initiative; able to employ independent judgment; and apply knowledge and experience to ensure that requirements are completed efficiently, on time, and are cost effective.
• Able to understand complex data, terminology, procedures, and regulations.
• Able to use personal computer, printers, copiers, telephones, fax machines, calculators, and other general office equipment.
• Able to follow oral and written instruction and follow through on all assignments.
• Able to apply knowledge and experience in interpreting data and performing work where established procedures may not be specific, using some creativity and initiative.
• Able to plan/organize work to complete in the most efficient manner and meet required deadlines.
• Able to deal with pressure of handling multiple tasks, complaints, frequent interruptions, and time constraints.
• Demonstrated ability to coordinate and review the work of others in a positive, efficient manner, if required.
• Knowledge of basic math, grammar, spelling, and punctuation.

Requirements

• Pre-placement physical examination, which includes a drug screen, is required.
• Must possess a valid driver’s license.

Benefits

• Medical, dental, and vision insurance.
• Pension and 401k plans.
• Paid time off and 96 hours of paid holidays.
• Tuition assistance and reimbursement.

Schedule

The work schedule will be 4/10s Monday through Thursday (subject to change).

This position requires a flexible work schedule that may be adjusted based on operational and mission requirements to ensure organizational objectives are met.