Senior Client & Marketing Coordinator

Senior Client Services Coordinator – St. Louis, MO (Onsite)

We are seeking a highly organized and proactive professional to support brokers and sales assistants by delivering exceptional administrative, project management, marketing, and client service support.

• Coordinate with brokers to schedule and prepare for in‑office meetings.
• Support brokers and sales assistants with listing inquiries and day‑to‑day activities.
• Assist in preparing listing pitches, presentations, and marketing materials.
• Assist with incoming calls and provide responsive client service.
• Prioritize and coordinate multiple projects and deadlines across the team.
• Maintain databases, records, correspondence, and client activity reports.
• Provide administrative support, including file management, invoicing, and office coordination.
• Draft, edit, and proofread legal, marketing, and business documents.
• Execute marketing campaigns, maintain distribution lists, and track campaign performance.
• Create presentations, reports, charts, graphs, surveys, and market analyses.
• Maintain property listings and transaction information across various platforms.
• Partner with internal teams to gather research, property data, and financial information.
• Coordinate market reports, comparable analyses, and other research activities.
• Manage the planning and execution of internal and external events.

• Bachelor’s degree in Business, Marketing or a related field.
• 1–3+ years of experience in commercial real estate, professional services, marketing, or a related field.
• Intermediate to advanced proficiency with Adobe Creative Suite (InDesign, Photoshop, Illustrator, Acrobat).
• Intermediate to advanced proficiency with Microsoft Office Suite.
• Exceptional customer service, organizational and prioritization skills.
• Ability to work under pressure, handle multiple deadlines, and work with minimal supervision.
• Excellent communication skills, with the ability to follow through and meet commitments.
• Ability to solve problems involving several options and make sound decisions.
• High degree of professionalism and passion for success.
• Self‑starter and team player with strong attention to detail.

Applicants must be currently authorized to work in the United States on a full‑time basis. The employer will not sponsor applicants for work visas. Applications will be accepted on an ongoing basis.

Colliers respects diversity and is an equal opportunity employer. No employee or applicant for employment will be discriminated against on the basis of any actual or perceived membership in any protected category including race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, related medical conditions and lactation), gender identity or gender expression (including transgender status), sexual orientation, marital status, military service and veteran status, disability, protected medical condition as defined by applicable state or local law, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances.

If you are a qualified applicant who requires reasonable accommodation to complete a job application, pre‑employment testing, a job interview or to otherwise participate in the hiring process, please contact  for assistance.