Part Time Administrative Assistant

Job:
Administrative Assistant 2 (Part-Time)

Location:

Broomfield, CO Scope of Responsibility

Provides administrative support to A/E staff within GBA with limited supervision. Works across multiple markets to coordinate a wide variety of administrative and operational tasks. Demonstrates strong organization, accuracy, and initiative while supporting efficient team operations. A positive, customer-focused attitude and collaborative “can-do” approach are essential to maintaining GBA’s productive and professional work environment.

• None

• Provide administrative support under moderate direction from project managers, department leaders, and principals.
• Work with other administrative staff throughout A/E to coordinate and accomplish duties in a timely manner.
• Perform various office management tasks including, but not limited to:
  Receptionist, coordinate with building management and maintenance, oversee office supplies, oversee kitchenette supplies, ensure office equipment is maintained (printer/copier, plotter, AED, First Aid), maintain office tidiness.
• Perform various operation tasks including, but not limited to:
  Scheduling meetings, arranging lunches, assisting staff with registrations, travel arrangements, expense reports, planning office events and providing office event support, conference room IT support.
• Perform various project and client‑related tasks including but not limited to:
  Assisting staff with administration of CRM data, keeping client and employee information current, assisting Marketing and proposal personnel with qualifications, submittals, and proposals.
• Serve as a remote backup to other receptionist and administrative positions.
• Run errands for business purposes.
• Complete expense reports for company expenses in a timely manner.
• Coordinate with HR regarding gifts and flowers for birthdays and funerals.
• Assist with onboarding new employees and interns.
• Organize and assist the planning and/or payment for internal and external events.
• Other duties as assigned.

• High school diploma or equivalent AND 2+ years of relevant experience OR equivalent level of education and experience.
• Notary Public credential preferred.

• Ability to coordinate complex calendars and manage correspondence for multiple team members or leaders.
• Ability to handle sensitive information with discretion and tact while representing the department and leadership professionally.
• Advanced proficiency with Microsoft Office to create reports, presentations, etc. with accuracy and visual clarity.
• Ability to prioritize multiple assignments, stay organized, and meet deadlines in a fast‑paced environment.
• Strong verbal and written communication skills to support clear and professional interactions.
• Ability to schedule, coordinate, and troubleshoot virtual and in‑person meetings using a variety of platforms and tools.
• Ability to coordinate travel logistics and prepare itineraries using travel management tools.

• Ability to work on computer for extended periods of time.
• Ability to sit and/or stand for extended periods of time.

• Ability to travel for occasional day trips or overnight travel for training, conferences, project site & field visits (5-10% max).
• Must maintain a valid driver’s license and an insurable driving record under the company’s insurance carrier requirements to operate or rent vehicles for business purposes.

Pay: $20‑$35/hr based on experience level.

If you’re a motivated administrative assistant professional who takes pride in delivering safe, high‑quality work, we’d love to hear from you.

At GBA, we are an Equal Employment Opportunity Employer promoting diversity in our workforce by including all individuals regardless of age, race, religion, color, sex, national origin, marital status, genetic information, sexual orientation, gender identity, gender expression, disability, veteran status, pregnancy status, or any other status protected by law.