HDR

Senior Administrative Project Coordinator - (192671)

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?

Watch Our Story:' https://www.hdrinc.com/our-story'

Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.

Step into a role where your impact is felt every day at HDR, a company driven by employee ownership, collaboration, and a shared commitment to making the world a better place. As a Senior Administrative Project Coordinator, you won’t just keep projects running, you’ll be a trusted partner to executives and project teams, helping shape complex, high-impact water infrastructure projects that strengthen Southern California’s water reliability, sustainability, and resilience for the communities that depend on them. This is an opportunity to bring your expertise, judgment, and initiative to an environment that values your voice, supports your growth, and empowers you to contribute to meaningful projects.

In the role of Senior Administrative Project Coordinator, we'll count on you to:

• Take responsibility for a wide variety of executive-level and specialized project-related administrative and accounting functions
• Work independently and exercise considerable discretion with sensitive and confidential information
• Manage multiple complex paper and electronic files, including high-level documents and records
• Compose and develop correspondence and complex reports
• Manage project insurance matters for both subs and HDR
• Apply company quality assurance guidelines and procedures and independently monitor for quality assurance
• Manage project documents and files
• Answer questions regarding company policies, procedures, and guidelines
• Organize and coordinate meetings, and develop presentations
• Work with complex contracts and sub-agreements
• Track and monitor project budgets, workloads and schedules
• Schedule, organize, and participate in project reviews
• Exhibit professionalism with clients and corporate executives
• Work closely with multiple executives, Project Managers, and project teams
• Exercise good judgment and discretion, and independently resolve problems and issues relating to administrative project functions
• Compose, type, format, proofread, edit and organize documents, reports, specifications and correspondence
• Ensure compliance with project contractual obligations as needed
• Work closely with the Project Mangers to prepare project schedules in Microsoft Projects or P6
• Perform other duties as needed

#LI-JF1

Keywords: Senior Administrative Project Coordinator

Preferred Qualifications

• Associate degree, Bachelor's degree
• 6-10 years of project accounting and administration experience in many of the roles described above
• Proficiency in Microsoft Word, Excel, PowerPoint, Outlook, Projects
• P6 Scheduling
• Experience with Oracle products
• Adaptability and willingness to learn
• Good communication and planning skills

Required Qualifications

• Associate degree in a closely related field or combination of education and relevant experience
• A minimum of 3 years related experience
• Proficiency in Microsoft Word and Excel
• An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

We provide a comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long-term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement. The expected compensation range for this position is $61,000 - $88,000 and depends upon skills, experience, education and geographical location. (Stated benefits are for full-time regular positions. Temporary and part-time roles eligible for limited benefits.)

Primary Location

: United States-California-Irvine

Industry

: Water

Schedule

: Full-time

Employee Status

: Regular

BusinessClass: WW Treatment and Effluent Mgmt

Job Posting

: Apr 22, 2026