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Office Management​/Staff Officer Support III; NCW

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Amentum
Full Time position
Listed on 2026-02-01
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator, Business Administration
Salary/Wage Range or Industry Benchmark: 100000 - 125000 USD Yearly USD 100000.00 125000.00 YEAR
Job Description & How to Apply Below
Position: Office Management/Staff Officer Support III (NCW)
Location: St. Louis

Office Management/Staff Officer Support III (NCW)

Join Amentum as an Office Management/Staff Officer Support III. Independently perform a wide range of functions and tasks that require vision, leadership, and proficiency in developing, explaining, and supporting policy implementation. Provide general or specialized administrative support to NGA offices and programs, develop pertinent information, and communicate to varied audiences.

Duties
  • Apply knowledge and understanding of complex issues, policies, and objectives.
  • Perform a wide range of functions and tasks requiring vision and proficiency in developing, explaining, and implementing policy and guidance.
  • Develop pertinent information and communicate it to various audiences through written and oral briefings, white papers, and other media.
  • Contribute to internal office policy development and clarification to ensure mission objectives.
  • Communicate effectively with people at all staff levels, both internal and external.
  • Recommend operating procedures to improve workflow and ensure consistency of methods.
  • Ensure timely execution of internal and external taskings, including preparing for meetings and special events.
  • Monitor, maintain status, and provide weekly reporting on open actions.
  • Track actions to professional, on‑time completion, coordinating with internal and external action officers.
  • Manage electronic tracking and processing systems at the NGA and SI levels.
  • Demonstrate problem identification, analysis, and resolution skills.
  • Design new processes and document improvements, directing implementation activities.
  • Provide administrative and technical support: filing, answering phone, maintaining schedules/calendars for senior personnel, maintaining organization charts and emergency contact information, establishing and maintaining hard‑copy and electronic files, event/meeting coordination, generating weekly reports, creating presentations, tracking internal and external tasks, reviewing/editing correspondence, coordinating travel plans, schedules and expense reports, assisting with SOP reviews.
  • Lead and perform special projects as required, ensuring timely delivery of products and services to meet master schedules and program milestones, and escort visitors in specialized areas.
Required Qualifications
  • Bachelor’s degree or equivalent experience in a related field.
  • Minimum 7 years of experience in Office Management/Staff Officer Support.
  • Experience providing administrative support: filing, answering phone, maintaining schedules/calendars, maintaining organization charts and emergency contacts, establishing and maintaining files, event/meeting coordination, generating reports, creating presentations, tracking tasks, reviewing correspondence, coordinating travel, assisting with SOP reviews.
  • Experience working with executive‑level clients in IC, NGA, DoD, or federal government.
  • Proficiency with MS Office Suite (Word, Excel, PowerPoint, Outlook).
Desired Qualifications
  • Ability to work with and adapt to personnel at all levels, handling high‑visibility situations and meeting rigid deadlines by tracking actions to on‑time completion.
  • Strong problem‑solving and innovation skills; work without direct supervision and possess excellent interpersonal and customer service skills.
  • Experience using Defense Travel System (DTS) and Mission Execution Tracker (MET) to schedule travel.
  • Experience using Peoplesoft.
Education

Minimum 7 years of experience in Office Management/Staff Officer Support. Bachelor’s degree or equivalent experience in a related field.

Job Details
  • Seniority level:
    Mid‑Senior level
  • Employment type:

    Full‑time
  • Job function:
    Administrative
  • Industries:
    Defense and Space Manufacturing
Equal Opportunity Employer

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy, age, ancestry, U.S. military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law.

Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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