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Business Assistant

Job in Mercury, Nye County, Nevada, 89023, USA
Listing for: Nevada National Security Sites
Full Time position
Listed on 2026-05-15
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator, Administrative Management, Virtual Assistant/ Remote Admin
Salary/Wage Range or Industry Benchmark: 60000 USD Yearly USD 60000.00 YEAR
Job Description & How to Apply Below
Position: Business Assistant I
Location: Mercury

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. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.

  • MSTS offers our full-time employees highly competitive salaries and benefits packages including medical, dental, and vision; both a pension and a 401k; paid time off and 96 hours of paid holidays; relocation (if located more than 75 miles from work location); tuition assistance and reimbursement; and more.
  • MSTS is a limited liability company consisting of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc.
Responsibilities

The Device Assembly Facility (DAF) is seeking a Business Assistant to support the facility in ongoing missions.

Key Responsibilities

  • Direct support of Nuclear Operations Manager’s and Facility management in performing various administrative, clerical, and/or operations support duties and responsibilities including the control, update, and distribution Interoffice Memorandums, Facility Access Lists, Shift Turnover and other administrative documentation.
  • Perform administrative duties to aid in various phases of daily activities, such as composing correspondence, gathering/analyzing data for reports, and coordinating project or department activities and requirements with appropriate support groups.
  • Assist in scheduling and attending meetings as required by facility management to record minutes and collect information for after action/lessons learned.
  • Perform data entry using standard document management programs to register documents, maintain databases, and produce logs, transmittals, and other reports. Enter data and produce reports using other standard office automation or department-specific computer applications.
  • Assemble information, such as status reports, for supervisor and other department or project personnel as requested.
  • Exchange information with others as directed to aid in the various phases of daily organizational unit activities, such as composing routine correspondence and gathering data for reports.
  • Extract data and assemble routine information, make routine calculations as directed and perform routine mathematical computations for various reports.
  • Prepare paperwork and help coordinate services for department activities.
  • Develop understanding of policies and procedures relevant to area of responsibility. Make recommendations for work process improvements, procedures, and practices.
  • Ensure DAF Operations remain updated and aware of department bulletins.
  • Maintain appropriate levels of and field requests for additional department supplies.
  • Maintain and track personnel-related information, including maintaining DAF Operations training and qualifications through scheduling and coordination with other work groups.
  • Assist with operational planning activities and preparation of presentation materials.
  • Serve as an Emergency Action Team (EAT) member.
  • Perform other tasks as assigned by the Facility Manager.
Qualifications
  • High School diploma or equivalent.
  • 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 understand policies and procedures to perform assignments and use some creativity and initiative.
  • Able to plan/organize work to complete assignments in the most efficient manner and meet…
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