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Administrative Assistant

Location: Denver, CO

Job Type: contract

Company: IDR

Category: Administrative / Clerical

Job Description Apply Now

IDR is seeking a talented and experienced Administrative Assistant to join one of our top clients in Boulder and Denver, CO. This role is ideal for a detail-oriented professional with a passion for organization, communication, and supporting a fast-paced operational environment. If you thrive in a collaborative setting and enjoy ensuring the smooth day-to-day functioning of a division, apply today!

Contract role through end of October 2025
Position begins onsite in Boulder for first half of contract and then ends in Denver for second half of contract Position Overview/Responsibilities for the Administrative Assistant:

• Provide daily office support to the General Superintendent and team

• Greet visitors, answer and screen phone calls, respond to inquiries, and take detailed messages

• Develop and compose routine correspondence, reports, charts, graphs, training materials, spreadsheets, and other documentation

• Manage calendars, schedule meetings, coordinate travel arrangements, and prepare agendas and minutes

• Receive and distribute incoming mail and requests to appropriate personnel

• Arrange courier and delivery services; occasionally deliver documents as needed

• Create and maintain project files and records, ensuring proper document control

• Order office supplies, manage inventory, and coordinate maintenance of office equipment

• Review and process travel requests, expense reports, and check requests in compliance with policies

• Approve vendor invoices and maintain strong customer service relationships

• Maintain grievance tracking and ensure correspondence aligns with collective bargaining agreement (CBA) deadlines

Required Skills for the Administrative Assistant:

• Excellent organizational and time management skills

• Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint, Outlook)

• Strong written and verbal communication abilities

• High attention to detail and commitment to accuracy

• Experience creating and managing documents, reports, and spreadsheets

• Ability to handle sensitive information with discretion

• Customer service mindset and ability to build rapport with internal and external stakeholders

• Familiarity with administrative procedures and office logistics

Preferred Qualifications:

• Prior administrative or office coordination experience in a transportation or government setting

• Experience supporting unionized environments or familiarity with CBA processes

• Knowledge of data entry and tracking systems

• Interest in operational logistics or public service

What’s in it for you?

• Competitive compensation package

• Full benefits: Medical, Vision, Dental, and more!

• Opportunity to support a high-impact, mission-driven initiative

• Collaborative and professional team culture

Why IDR?

• 25+ Years of Proven Industry Experience in 4 major markets

• Employee Stock Ownership Program

• Medical, Dental, Vision, and Life Insurance

• ClearlyRated's Best of Staffing® Client and Talent Award winner 11 years in a row
  
  pay transparency: 23-25/hr

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. IDR is subject to certain governmental recordkeeping and reporting requirements for the administration of civil rights laws and regulations. In order to comply with these laws, we invite employees to voluntarily self-identify their race or ethnicity, gender, and veteran status (if applicable). Submission of this information is voluntary and refusal to provide it will not subject you to any adverse treatment. The information obtained will be kept confidential and may only be used in accordance with the provisions of applicable laws, executive orders, and regulations, including those that require the information to be summarized and reported to the federal government for civil rights enforcement. You may access this form here.

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