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Construction Office Assistant Jobs in Rialto, CA

Administrative Assistant

Orange, CA ยท On-site

$22 - $27/hr

The Administrative Assistant provides broad administrative support across KDC Constructions general ... Construction industry experience preferred. Proficiency with Microsoft Office applications ...

Senior Director, Construction

Anaheim, CA ยท On-site

$200K - $300K/yr

Manage and assist in the overall portfolio of new construction projects within the OCVIBE ... commercial, office, retail, residential, or mixed-use projects * A degree in Architecture ...

Senior Director, Construction

Anaheim, CA ยท On-site

$200K - $300K/yr

Manage and assist in the overall portfolio of new construction projects within the OCVIBE ... commercial, office, retail, residential, or mixed-use projects * A degree in Architecture ...

Senior Director, Construction

Anaheim, CA ยท On-site

$200K - $300K/yr

Manage and assist in the overall portfolio of new construction projects within the OCVIBE ... commercial, office, retail, residential, or mixed-use projects * A degree in Architecture ...

Manage and assist in the overall portfolio of new construction projects within the OCVIBE ... commercial, office, retail, residential, or mixed-use projects* A degree in Architecture ...

Showing results 21-40

Construction Office Assistant information

See Rialto, CA salary details

$9

$18

$25

How much do construction office assistant jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for construction office assistant in Rialto, CA is $18.99, according to ZipRecruiter salary data. Most workers in this role earn between $16.15 and $21.20 per hour, depending on experience, location, and employer.

What is a construction office assistant?

Construction Office Assistants are administrative professionals who support construction projects by handling clerical tasks such as filing, scheduling, document management, and communications. They often assist project managers and field staff with organizing paperwork, coordinating meetings, and ensuring compliance with regulations. Their role is essential for keeping construction offices running smoothly and efficiently.

What are the key skills and qualifications needed to thrive as a construction office assistant?

To thrive as a Construction Office Assistant, you need strong organizational skills, attention to detail, and familiarity with basic office procedures, often supported by a high school diploma or equivalent. Proficiency in Microsoft Office Suite, scheduling software, and construction management systems like Procore is typically required. Excellent communication, multitasking, and problem-solving abilities help you coordinate with teams and handle changing priorities. These skills are crucial for maintaining project documentation, supporting field staff, and ensuring efficient office operations in a fast-paced construction environment.

What are some common challenges faced by construction office assistants, and how can they be managed effectively?

Construction Office Assistants often manage multiple tasks simultaneously, such as coordinating schedules, handling documentation, and communicating with various teams. Challenges can include adapting to shifting project priorities, dealing with tight deadlines, and ensuring accuracy in paperwork like permits and invoices. To manage these effectively, strong organizational skills, attention to detail, and clear communication are essential. Building good relationships with both the field and office staff also helps streamline workflow and resolve issues promptly.

What is the difference between Construction Office Assistant vs Construction Secretary?

AspectConstruction Office AssistantConstruction Secretary
CredentialsHigh school diploma or equivalent; some roles may require basic administrative certificationsHigh school diploma; often additional secretarial or administrative certifications
Work EnvironmentConstruction offices, project sites (administrative areas)Construction offices, administrative settings
Job ResponsibilitiesScheduling, document management, assisting with project coordinationManaging correspondence, scheduling meetings, handling phone calls

The Construction Office Assistant and Construction Secretary roles share similar environments and credential requirements, focusing on administrative support within construction projects. The main difference lies in scope: assistants often handle broader tasks like project coordination, while secretaries focus more on communication and scheduling tasks.

What are the most commonly searched types of Construction Office jobs in Rialto, CA?

The most popular types of Construction Office jobs in Rialto, CA are:

What are popular job titles related to Construction Office Assistant jobs in Rialto, CA?

For Construction Office Assistant jobs in Rialto, CA, the most frequently searched job titles are:

What job categories do people searching Construction Office Assistant jobs in Rialto, CA look for?

The top searched job categories for Construction Office Assistant jobs in Rialto, CA are:

What cities near Rialto, CA are hiring for Construction Office Assistant jobs?

Cities near Rialto, CA with the most Construction Office Assistant job openings:

Infographic showing various Construction Office Assistant job openings in Rialto, CA as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $39,494 per year, or $19 per hour.

Project Coordinator I, II or III (Construction)

HHS Construction, a Congruex company

Ontario, CA โ€ข On-site

$23.69 - $29.62/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 days ago


Job description

Reports To: Manager, Construction Project Management
Travel Potential: Occasional Travel as Business Needs Require
Compensation: $23.69 - $29.62 Hourly

Congruex provides digital infrastructure solutions through engineering and construction services that connect communities nationwide. This includes wireline, wireless, data centers, and utility services from initial concept to market go-live.

With employees across the United States and India, the work we do enables essential infrastructure for the future of communications.

Build a Career. Build What Matters.

Job Summary:

As the Construction Project Coordinator I, II, you will ultimately be responsible for supporting project execution, coordinating project activities, and maintaining project documentation to ensure successful delivery. You will assist Project Leads and Managers with project schedules, budgets, reporting, and stakeholder communication while delivering organized and efficient project support. As the Construction Project Coordinator I, II, your customers are Project Managers, internal departments, clients, and project stakeholders, and you will make meaningful contributions to the company's success through effective coordination, accurate data management, and exceptional customer service.

Key Responsibilities (Including, but not limited to):

  • Support Project Leads and Managers to ensure projects remain within scope, schedule, and defined budgets
  • Assist in assigning project tasks to appropriate team members and monitor progress through regular status updates
  • Coordinate meetings with internal and external stakeholders
  • Partner with management and customers to identify and define project requirements, scope, and objectives aligned with organizational goals
  • Maintain project documentation, databases, and systems in accordance with company standards and best practices
  • Collect, monitor, and analyze operational and financial data to support project performance
  • Prepare and maintain internal and customer-required project status reports
  • Monitor project cycle times and identify potential schedule risks or delays
  • Communicate project status, milestones, and potential issues to Project Managers and customers as appropriate
  • Organize electronic files and manage project records for accuracy and accessibility
  • Provide administrative and data management support to improve overall project team effectiveness
  • Deliver exceptional customer service through timely communication and professional support
  • Additional responsibilities within functional scope based on business needs

Required Qualifications:

Education, Licensing, and Certifications

  • High school diploma or GED equivalent required
  • Bachelor's degree preferred

Experience

  • Telecommunications engineering or construction experience in either a field or office environment preferred
  • Experience supporting project management or project coordination activities preferred
  • Experience using project management software preferred
  • Familiarity with GIS systems preferred

Skills and Abilities

  • Ability to work effectively in a fast-paced, team-oriented environment
  • Strong organizational skills with exceptional attention to detail
  • Excellent verbal, written, and interpersonal communication skills
  • Strong time management and prioritization skills
  • Self-motivated with the ability to meet deadlines and manage multiple priorities
  • Strong critical thinking and problem-solving abilities
  • Ability to quickly learn new systems, software, and business processes
  • Ability to adapt to changing priorities, schedules, and workflow demands
  • Ability to maintain professionalism while working with internal teams and customers
  • Commitment to delivering exceptional customer service and a "White Glove Service" experience
  • Intermediate to advanced proficiency with Microsoft Word, Excel, Outlook, Adobe Acrobat, and PDF editing software
  • Ability to quickly learn new software applications and databases

Preferred Qualifications:

  • Bachelor's degree
  • Telecommunications engineering or construction experience
  • Experience using project management software
  • Familiarity with GIS applications
  • Previous project coordination experience within telecommunications, construction, or utility industries

Physical Requirements:

  • Ability to sit for extended periods while working at a computer
  • Ability to occasionally lift and carry up to 15 lbs.
  • Frequent use of hands and fingers to operate computers, keyboards, and office equipment
  • Visual ability to read documents and computer screens for extended periods
  • Ability to work in a standard office environment with low to moderate noise levels
  • Occasional travel for meetings, training, or other business-related activities as required

Congruex Culture & Benefits:

Congruex's culture of safety and performance is built on the 4X Factor core values of Be Safe, Be Accountable, Be Respectful, and Earn Trust. These values guide how we work with one another and how we interact with our customers.

We are committed to building a workplace where employees feel supported and recognized. We invest in employees through a comprehensive approach, including the benefits below with eligibility on Day 1 of employment:

  • Medical, Dental & Vision benefits with 70% paid by the company
  • 401(k) with company match up to 4% and immediate vesting
  • Flexible PTO for exempt roles & competitive PTO accrual for non-exempt roles
  • 10 company paid holidays (9 standard and 1 floating)
  • Company Paid Short-Term and Long-Term Disability coverage
  • Company Paid Maternity & Parental Leave options
  • Company Paid Basic Life Insurance (with employee paid voluntary options)
  • Annual Safety Boot Program of up to $150 per eligible field employee per year
  • Safety Points Program for eligible field employees redeemable in the company store
  • Free wellness benefits like counseling, financial planning, and more

Additional Employment Information:

We will determine compensation based on skills and experience in relation to the function of the role, as well as equity to employees in similar roles. Some benefits have eligibility criteria. All requirements are subject to possible modification to reasonably accommodate individuals with disabilities.

This job description in no way states or implies that these are the only duties to be performed by the employee occupying this position. This document does not create an employment contract, implied or otherwise, other than an "at-will" employment relationship. Conditions to hiring may include but are not necessarily limited to background checks and drug testing.

Level I

  • Requires supervision to perform the duties of a Construction Project Coordinator
  • Demonstrates an interest in learning and developing the knowledge, skills, and abilities required to perform the role successfully
  • Builds proficiency in project coordination processes, systems, and customer communication
  • Develops organizational and problem-solving skills while supporting project teams

Level II

  • Performs the duties of a Construction Project Coordinator with minimal or no supervision
  • Demonstrates proficiency in all required knowledge, skills, and abilities of the role
  • Independently manages assigned project coordination responsibilities
  • Assists with training and mentoring Construction Project Coordinator I team members
  • Proactively identifies issues and recommends solutions to support successful project delivery