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Office Admin Manager Jobs in Riverside, CA (NOW HIRING)

Develop and oversee business operations reports, admin. team reports and office presentations for ... Emergency contact with building property management, security and janitorial. Keep So Cal in ...

Develop and oversee business operations reports, admin. team reports and office presentations for ... Emergency contact with building property management, security and janitorial. Keep So Cal in ...

We are currently looking for a full-time Office Administrator at our Fontana, CA facility area ... Manage office supplies and equipment * Provide administrative support to management and other staff

THE OPPORTUNITY Silvus is seeking an Office Administrator who will serve as the operational ... Management may assign or reassign duties and responsibilities at any time at its discretion. ROLE ...

Support print device and mail services, office and supply inventory management, and conference room/AV support. * Deliver paper for all office equipment and act as first responder for print device ...

Be Seen First

Medical Front Office Admin - Bilingual Spanish We are seeking a dedicated Medical Front Office ... Schedule patient appointments accurately and manage the appointment calendar * Verify insurance ...

Showing results 21-40

Office Admin Manager information

See Riverside, CA salary details

$13

$28

$48

How much do office admin manager jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for office admin manager in Riverside, CA is $28.40, according to ZipRecruiter salary data. Most workers in this role earn between $21.06 and $30.87 per hour, depending on experience, location, and employer.

What does an office admin manager do?

An Office Admin Manager oversees the daily administrative operations of an office. Their responsibilities typically include supervising administrative staff, managing office supplies and equipment, coordinating schedules, and ensuring that office procedures run smoothly. They may also handle budgeting, payroll, and implement policies to improve efficiency. Effective communication, organizational skills, and leadership abilities are essential for this role. The Office Admin Manager acts as a central point of contact for both internal staff and external vendors or clients.

What are the key skills and qualifications needed to thrive as an office admin manager, and why are they important?

To thrive as an Office Admin Manager, strong organizational, leadership, and multitasking abilities are essential, often supported by a degree in business administration or related fields. Proficiency in office software like Microsoft Office Suite, experience with scheduling tools, and sometimes certification in office management or project management are commonly required. Excellent communication, problem-solving, and interpersonal skills set standout candidates apart in managing teams and coordinating office operations. These skills ensure efficient workflow, effective team support, and smooth day-to-day office functioning.

What are some of the most common challenges faced by an office admin manager, and how can they be addressed?

Office Admin Managers often juggle multiple priorities, such as overseeing administrative staff, managing office resources, and ensuring smooth daily operations. A common challenge is balancing routine administrative tasks with the need to implement process improvements and support other departments. Effective delegation, strong organizational skills, and clear communication with team members can help address these challenges. Building strong relationships across departments and embracing technology for task management can also make the role more manageable and efficient.

What is the difference between Office Admin Manager vs Office Coordinator?

AspectOffice Admin ManagerOffice Coordinator
ResponsibilitiesOversees administrative operations, manages staff, develops policiesCoordinates daily office activities, schedules meetings, handles communication
Required SkillsLeadership, management, organizational skillsCommunication, multitasking, organizational skills
CredentialsTypically a degree in business or related field, experience in managementHigh school diploma or associate degree, relevant administrative experience
Work EnvironmentOffice setting, supervisory roleOffice setting, support role

The Office Admin Manager focuses on overseeing administrative teams and implementing policies, while the Office Coordinator handles daily office tasks and supports staff. Both roles require organizational skills, but the manager position involves leadership and strategic planning, whereas the coordinator role is more operational and task-oriented.

What are the most commonly searched types of Office Admin jobs in Riverside, CA?

The most popular types of Office Admin jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Office Admin Manager jobs?

Cities near Riverside, CA with the most Office Admin Manager job openings:

Infographic showing various Office Admin Manager job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $59,072 per year, or $28.4 per hour.

Area Administrative Office Manager

HDR

Irvine, CA • On-site

Full-time

Posted 8 days ago


HDR rating

9.3

Company rating: 9.3 out of 10

Based on 60 frontline employees who took The Breakroom Quiz

26th of 453 rated engineering


Job description

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. 
At HDR, our employeeownership model shapes everything we do, including how we support and care for our people. Our diverse service lines, including Water, Architecture, Building Engineering Services, Field Services, Power, Waste, Industrial, and Transportation reflect our commitment to shaping resilient, sustainable, and forwardthinking communities around the world. Across these disciplines, our teams design and deliver solutions that safeguard public health, enhance quality of life, power innovation, and drive responsible growth. Whether advancing clean water, creating healing and learning environments, engineering nextgeneration facilities, or building the infrastructure that moves people and energy, our work is rooted in technical excellence and a shared sense of purpose. Our employeeowners collaborate across specialties, combining creativity, precision, and deep expertise to solve the most complex challenges facing our clients and communities.

In the role of Area Administrative Office Manager, we'll count on you to: 
 

Provide Administrative office leadership for 8 offices and 2 project offices in So Cal.  Responsible for supervision of 12 staff on the administrative team supporting 760+ employees.  Provide assistance and guidance to the administrative team for their office, staff and direct reports.  Oversight of offices day-to-day operations administrative tasks.  Develop and oversee business operations reports, admin. team reports and office presentations for quality and content.  Mentor and guide administrative team in each So Cal office.  Develop or review final So Cal reports on a quarterly basis.  Travel to So Cal offices to meet with Administrative Team, attend meetings, review maintenance or furniture items, office space and building management.

Assist So Cal Leadership Team (comprised of business group leaders and Area Operations Manager with operations administrative tasks, deadlines, monthly reports, PowerPoints, agendas and Corporate requests (Initiatives and Strategic Planning).  Assist with Annual Budget meetings and meeting schedule management.  Execute electronic signatory on contracts, proposals and business forms.

Review and approve invoices for building maintenance, parking and general office keeping costs to a minimum.  Submit large purchases or office repairs to supervisor for approval. Track maintenance items at each So Cal office.  Review contracts, insurance certificates and quotes for office vendors or suppliers. Maintain a list of vendors used with account numbers and contact information.  Emergency contact with building property management, security and janitorial.  Keep So Cal in compliance with company policies and procedures. Lead and facilitate planning of company events including, but not limited to event execution, review and approvals of contracts, vendors and coordination.

Review potential office space with Corporate Real Estate Team and Leadership. Assist with preparing Office Planning Guides when an office lease is coming up for renewal.  Assist with preparing offices for move-out or move-in to a new building.  Review and approve office equipment or furniture purchases or repairs. Work with vendors to move, remove or install equipment at offices.  Setup and/or turn off utilities for office moves.

Attend scheduled Corporate Safety Committee Meetings.  Review Industry Safe emails when received and decide action plan.  If incident occurred due to safety issue, investigate and correct immediately.  Meet with Safety Manager monthly to review So Cal incidents and action items. Review and suggest changes for all So Cal Office Emergency Action Plans (EAP), Business Continuity Plans (BCP) and Specific Office Plans (SOP).

 
Preferred Qualifications 
         A minimum of 10 years related experience as Administrative Office Manager, Executive Assistant, Accountant or Senior Administrator.

  Previous professional experience in the Engineering, Architecture, or Construction industry as an office administrator/manager a plus.

         Associates degree or equivalent work experience.

         Previously supervised administrative staff.

         High attention to detail, quality and deadlines.

         Proficient with Microsoft Office Suite, including Word, Outlook, Excel, Adobe and PowerPoint.

         Flexible, dependable, multi-tasks and ability to prioritize tasks.

         Excellent communication and interpersonal skills.

         Comfortable handling confidential information.
 

Required Qualifications
  • High school diploma or equivalent
  • A minimum of 10 years related experience
  • Excellent written and verbal communication skills
  • Solid interpersonal skills
  • Strong time management skills and ability to prioritize
  • Exceptional attention to detail and organization
  • Strong problem-solving skills and analytical abilities
  • Ability to adapt to changing situations in a professional manner
  • High proficiency in Microsoft Word, Outlook, PowerPoint, Excel, Adobe, SharePoint
  • 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.


What HDR employees say

Pay

Benefits

Hours and flexibility

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Get the full story on Breakroom


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About HDR

Sourced by ZipRecruiter

At HDR, we specialize in engineering, architecture, environmental and construction services. While we are most well-known for adding beauty and structure to communities through high-performance buildings and smart infrastructure, we provide much more than that. We create an unshakable foundation for progress because our multidisciplinary teams also include scientists, economists, builders, analysts and artists.

Industry

Specialized design services

Company size

5,001 - 10,000 Employees

Headquarters location

Omaha, NE, US

Year founded

1917