Senior Project Coordinator — Onsite, Calendar & Liaison

Ultimate Staffing Services; Poway (CA); On-site; USD 40,000 - 41,000; Full time

Job summary

Ultimate Staffing Services is actively seeking an experienced Project Coordinator for an onsite role in Poway, California. The position focuses on high-level administrative support and coordinating project timelines while liaising with clients, vendors, and internal teams.

ServiceTitan experience is preferred, with strong Microsoft Office skills and a detail-oriented approach. Candidates should have 5+ years in admin or project coordination, excellent communication, and the ability to manage

Qualifications

• 5+ years of administrative or project coordination experience.
• Strong organizational, time-management, and multitasking skills.
• Excellent written and verbal communication.
• Experience managing complex calendars and competing priorities.
• Discretion with confidential information.

Responsibilities

• Provide administrative and project coordination support to leadership and management.
• Manage calendars, meetings, scheduling, and project timelines.
• Coordinate project setup, documentation, reporting, and workflow processes.
• Prepare and maintain project files, records, correspondence, and reports.
• Serve as liaison between customers, office staff, vendors, field teams, and management.
• Track project milestones and follow up on action items.
• Assist with purchasing, material orders, proposals, and operational reporting.
• Utilize ServiceTitan and Microsoft Office.
• Identify process improvements and maintain confidentiality of sensitive information.
• Perform additional administrative and project support duties as needed.

Skills

Administrative experience

Project coordination

Time management

Multitasking

Communication

Microsoft Office

Learning new software

Tools

ServiceTitan

Microsoft Office

Job description

Ultimate Staffing Services is actively seeking an experienced Project Coordinator for an onsite role in Poway, California. The position focuses on high-level administrative support and coordinating project timelines while liaising with clients, vendors, and internal teams.

ServiceTitan experience is preferred, with strong Microsoft Office skills and a detail-oriented approach. Candidates should have 5+ years in admin or project coordination, excellent communication, and the ability to manage