×
Register Here to Apply for Jobs or Post Jobs. X

Sr Administrative Assistant

Job in Lone Tree, Douglas County, Colorado, 80124, USA
Listing for: Sierra Nevada Corporation
Full Time position
Listed on 2026-06-03
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator, Virtual Assistant/ Remote Admin
  • Business
    Office Administrator/ Coordinator
Salary/Wage Range or Industry Benchmark: 60000 USD Yearly USD 60000.00 YEAR
Job Description & How to Apply Below

Sr. Administrative Assistant

Are you an experienced administrative superstar looking to heighten your organizational impact? Come join our team! As a Sr. Administrative Assistant, you will partner with one or more of our executive leaders and play a key role in helping them achieve their goals. You'll get to help them manage their busy schedules, prepare for meetings, and stay on top of their day-to-day tasks.

You'll be a trusted partner and an integral part of their team, ensuring that they have everything they need to be successful. You'll be proactive in anticipating their needs and will be able to handle any surprises that come your way with grace and ease. Plus, you'll be a tech wizard using multiple state-of-the-art tools for optimal efficiency. And that's not all - you'll be a master managing multiple tasks and projects, and you'll be able to prioritize your work to ensure that everything gets done on time.

On top of it all, you'll get to leverage your expertise to model high standards for our tight-knit team of professionals and help everyone provide consistent, proactive, and exceptional administrative support.

Responsibilities
  • Provide strategic administrative partnership to Executives by anticipating needs, identifying operational gaps, and recommending process improvements that enhance leadership effectiveness.
  • Conduct thorough research and prepare executive-level briefings, summaries, and talking points to support strategic discussions and decision-making.
  • Monitor key initiatives and deliverables on behalf of Executives, ensuring timely updates, follow-up actions, and cross-departmental accountability.
  • Serve as a high-trust liaison with senior leaders, partners, clients, and other stakeholders to support executive visibility, engagement, and relationship management.
  • Support the coordination of executive-level committees, work groups, or strategic forums, including preparing agendas, collecting materials, and documenting outcomes.
  • Track and synthesize information from multiple sources to provide Executives with clear insights, risks, and recommendations.
  • Maintain awareness of organizational priorities to proactively align scheduling, communications, and project coordination with leadership goals.
  • Collaborate closely with cross-functional teams to drive alignment, remove barriers, and support successful execution of operational and strategic initiatives.
Qualifications You Must Have:
  • High school diploma or equivalent.
  • 7+ years of relevant experience in office administration or administrative support role.
  • Higher level relevant degree may substitute for experience.
  • Highly organized, professional demeanor and communication, experience bringing teams together.
  • Proficient in Microsoft Office Suite (e.g. Word, Excel, Outlook, Teams, One Note and SharePoint Online), Travel and Expense Platforms (e.g. Concur), and Project Management Applications (e.g. Smartsheet or Microsoft Project).
  • Proficient knowledge of administrative practices including preparing expense reports and purchase requisitions and coordinating meetings, events and travel.
Qualifications We Prefer:
  • Associate's degree in Business Administration or a related field.
  • Extensive experience in the Aerospace and Defense industry.
  • Mastery of Workday or similar HRIS systems.
  • Certifications such as Professional Administrative Certification of Excellence (PACE) are optional but beneficial.
  • Professional demeanor and excellent communication skills.
  • Strong organizational skills with the ability to manage multiple tasks simultaneously.
  • Excellent interpersonal skills and ability to work well with teams.
  • Ability to develop solutions to moderately complex problems by applying experience and knowledge.
  • Ability to handle confidential and sensitive information.
Essential Functions:
  • Ability to lift up to 20 lbs regularly.
  • Ability to sit or stand for extended periods.
  • Proficiency with computers and office equipment.
  • Manual dexterity for handling office supplies and equipment.
  • Ability to work in an office environment.
  • Ability to travel may be required.

This posting will be open for application for a minimum of 5 days and may be extended based on business needs.

Estimated Starting…

To View & Apply for jobs on this site that accept applications from your location or country, tap the button below to make a Search.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).
 
 
 
Search for further Jobs Here:
(Try combinations for better Results! Or enter less keywords for broader Results)
Location
Increase/decrease your Search Radius (miles)
0
200
Filters
Education Level
Experience Level (years)
Posted in last:
Salary