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Administrative Assistant Sr - N3

Job in Littleton, Arapahoe County, Colorado, 80161, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-10-17
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator, Clerical, Virtual Assistant/ Remote Admin, Executive Admin/ Personal Assistant
Salary/Wage Range or Industry Benchmark: 57000 - 105000 USD Yearly USD 57000.00 105000.00 YEAR
Job Description & How to Apply Below
Standard

Job Description

Performs a variety of secretarial and administrative duties for assigned supervisor/manager or senior staff member. Performs normal office functions such as setting up and maintaining alphabetical, numerical and/or subject files; interviewing callers and making proper referrals; arranging meetings and conferences; and receiving, referring, or answering mail. May take and transcribe dictation; uses personal computers and standard desktop software to compose reports, correspondence, and memorandums;

reviews drafts and finished documents for appropriate grammatical usage; answers questions relating to office operations and established policies and procedures. May provide guidance and direction, as needed, to lower-level secretaries and other clerical employees.

Standard

Job Description

Performs a variety of secretarial and administrative duties for assigned supervisor/manager or senior staff member. Performs normal office functions such as setting up and maintaining alphabetical, numerical and/or subject files; interviewing callers and making proper referrals; arranging meetings and conferences; and receiving, referring, or answering mail. May take and transcribe dictation; uses personal computers and standard desktop software to compose reports, correspondence, and memorandums;

reviews drafts and finished documents for appropriate grammatical usage; answers questions relating to office operations and established policies and procedures. May provide guidance and direction, as needed, to lower-level secretaries and other clerical employees.

Lockheed Martin Space seeks an Administrative Assistant (level
3) to join our team in Littleton, CO! In this role you will perform a variety of administrative duties for National Security Space Line of Business supporting for the Global Security organization supporting multiple Directors. To be successful you will need to be able to multi-task effectively in a fast-paced, dynamic work environment. To effectively partner and coordinate with Program, Line of Business, and the Space staff administrative team you will be able to tap your strong collaborative skills.

Key Responsibilities In This Role Include
  • Assist with Executive visits
  • Maintain calendars, arrange meetings, make travel arrangements and interface with program management and high level customers
  • Multi-task effectively in a fast-paced, dynamic work environment
  • Partner and coordinate with Program, Line of Business and Space Systems staff Administrative Team; proactively collaborate with a highly motivated, can-do spirit
  • Demonstrate initiative, discretion and tact in managing email, telephone calls and other requests
  • Ensure all correspondence is accurate, complete and properly handled
  • Utilize computer and standard desk top software (full complement of Microsoft Office Suite) to access LM systems, compose correspondence and create spreadsheets and presentation charts
  • Assure administrative detail on all projects: update and status delegated tasks to ensure progress to deadlines; handles all inquiries within capacity; provide backup materials for callbacks; fix commitments to maximize leaders' time efficiency; screen visitors to control interruptions and preserve leaders' schedules; provide meeting backup data as needed and arrange all amenities for same
  • Pursue opportunities to change or lean out processes or approaches
  • Determine priorities in regards to non-routine situations
  • Perform additional special assignments as required in support of the NSS executive staff

Our non-exempt level 3 Administrative Assistants typically have 3+ years of experience.

To be considered, you must have an active TS/SCI security clearance.

Basic Qualifications
  • 2-3 years of Administrative Assistant experience
  • Experience managing calendars, arranging agendas, compiling content, and/or facilitating meetings or events.
  • Experience with Microsoft Office Suite (Outlook, Word, Excel, Power Point)
  • Experience with Concur (or similar travel system), coordinating complex travel arrangements and reconciling expense reports
  • Must have an active TS/SCI clearance
Desired Skills
  • 3+ years of Administrative Assistant experience
  • Working knowledge of Lockheed Martin (LM) policies and procedures
  • Ability to demonstrate a working knowledge of SharePoint, MS Teams
  • Ability to handle confidential and sensitive information with the utmost discretion
  • Ability to multi-task and complete assignments accurately and on time
  • Must demonstrate situational awareness to prioritize…
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