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Administrative Assistant Sr

Jobs for Humanity

Full-time Remote Administration United States / TX / San Antonio

Employer posted: October 25, 2026. Source checked: November 11, 2026 9:46 am. Availability and final application requirements are confirmed on the employer’s site.

Source: Jobs for Humanity — United States careers. WorkerEra lists this opportunity from an external source; confirm current details with the employer.

About this opportunity

Job Description

We are seeking a proactive, service-oriented individual with excellent communication, administrative and customer service skills that can thrive in a fast-paced environment, while embracing teamwork. This role requires strong attention to detail, organizational skills, and the ability to work independently and communicate effectively. You will primarily be responsible for performing a wide variety of administrative functions at our site supporting a growing workforce of engineers, technicians, and other professionals. This position will directly impact the history of space exploration and will require your dedicated commitment and detailed attention towards safe and repeatable spaceflight.

Responsibilities Include:

  • Calendar and meeting management: Schedule meetings, manage complex calendars for multiple executives, and handle logistics like room bookings.

  • Travel and expense management: Arrange domestic and international travel, including flights, hotels, and ground transportation, and process expense reports.

  • Communication and correspondence: Screen and prioritize incoming calls and emails, and draft and proofread correspondence such as memos, reports, and presentations.

  • Information and document management: Organize and maintain confidential files, records, and databases, both physically and digitally.

  • Support and liaison: Serve as a point of contact between executives, staff, and external stakeholders. Assist with project planning and execution.

  • Employee engagement: Participate in planning and executing employee engagement activities to foster a positive work environment.

  • Reporting and finance: Assist in the preparation of reports and track expenditures or budgets.

  • Mentorship: May provide direction or mentorship to junior administrative staff.

Minimum Qualifications:

  • Exceptional organizational and time-management skills.

  • Strong attention to detail and accuracy.

  • Discretion and the ability to handle confidential information.

  • Proficiency in Microsoft Office Suite (Word, Excel, Outlook, PowerPoint) and other administrative software.

  • Excellent interpersonal and communication skills.

  • Ability to multitask and work efficiently in a fast-paced environment.

  • Ability to leverage AI tools to increase efficiency and accuracy.

  • Experience in an administrative environment is required, with a bachelor’s degree often preferred but not always mandatory.

Preferred Qualifications:

  • Excellent computer skills with Microsoft Excel, MS Excel, and other MS Office software.

  • Excellent written /verbal communications skills.

  • Demonstrates understanding and is able to apply continuous improvement.

Additional Information

All your information will be kept confidential according to EEO guidelines.

Imported source listing. Details are supplied by the source and have not been independently verified by WorkerEra. Confirm the current vacancy on the employer’s page.

Source: Jobs for Humanity — United States careers

Employer details

Workplace address
San Antonio, TX, United States

Your application checklist

  • Read the linked employer announcement and compare its requirements with your experience.
  • Tailor your CV to responsibilities and skills actually listed by the employer.
  • Confirm the work location, deadline and application documents before submitting.
  • Salary was not supplied in the listing fields; ask the employer about compensation.

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