Leading contractor delivering water and wastewater treatment and industrial water infrastructure projects.
Administrative Assistant Intern supporting project work in a water infrastructure company.
6 days ago ago
Entry-level
Internship
Corona, CA
Onsite
Company Size
2,200 Employees
Service Specialisms
Pre‑Construction
Construction Management
Construction
Commissioning & Start‑Up
Sector Specialisms
Water
Wastewater
Industrial
Energy
Capital Construction
Information Technology Services
Semiconductor Manufacturing
Municipal
Role
Description
calendar management
data entry
document filing
supply tracking
travel coordination
event planning
Help schedule meetings and keep calendars up to date
Support with data entry and spreadsheets
Help prepare shipments and mailings
Greet visitors and help with office reception duties
Organize and file project documents (paper and digital)
Track office supplies and help with ordering
Contribute on general admin tasks as needed
Assist with travel arrangements and meeting notes
Assist with event planning and team activities
Requirements
microsoft office
outlook
high school
construction experience
admin support
project management
Positive attitude and flexibility in environment of tight deadlines, frequent interruptions, unresolved problems, changes, and unexpected events.
Able to handle confidential and time-sensitive information with discretion and independent judgment.
Able to develop and maintain cooperative, enthusiastic, flexible, and effective working relationships with clients and team members.
Superior interpersonal skills, telephone manner, and knowledge of business protocol; strong belief in customer service.
Able to produce high quality work consistently on multiple assignments, in a deadline-driven environment; superior organization and project management skills. Ability to anticipate and seek out needs, and ask for further clarification when necessary.
Able to maintain high standards despite pressing deadlines; establish high standards and measures; do work right the first time and inspect material for flaws; reinforce excellence as a fundamental priority.
Experience providing administrative support.
High School diploma or equivalent.
Learn about document control and project support tasks
Previous experience working in the construction industry or in project administration
Self-motivated and proactive; demonstrated interest in taking initiative, anticipating needs, carrying projects through to completion with minimal direction, and working with a high degree of urgency.
Willingness to step in and lend a hand on any administrative requests for the project.
Proficiency in Microsoft office (Word, Excel, PowerPoint), and Outlook (Calendar and Address functions). Ability to learn other software programs as needed.
Benefits
Information not given or found
Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
Information not given or found
Security clearance
pre-employment screening includes drug and background check.
Company
Overview
Founded in 1820
Innovations in clean water
The company's origins trace back to innovations in clean water and sewage systems during cholera outbreaks.
Billion-dollar revenue
Financial scale
The company operates at a financial scale supported by billion-dollar revenue and strategic investments from Oaktree Capital.
18 MGD capacity
Water treatment plants
The company builds state-of-the-art greenfield water treatment plants with capacities as high as 18 million gallons per day (MGD).
Revolutionizing clean water amid cholera outbreaks.
Operates nationwide in the U.S. with affiliates Slayden and Methuen.
Specializes in water, wastewater, industrial water, heavy civil, and broader infrastructure builds.
Constructed the world's largest ballasted-clarifier facility and tunneled miles for raw water conveyance.
Partners on major ventures like Texas’s Lake Travis system and San Francisco’s biosolids digesters.
Culture + Values
We act with honesty, transparency, and fairness in all our dealings.
We work together as one team to deliver exceptional results.
We strive to exceed expectations and deliver the highest quality.
We ensure a safe working environment for everyone, every day.
We embrace change and continuously seek out better ways to serve our clients and communities.
Environment + Sustainability
Net Zero by 2050
Environmental Goal
Striving for net zero emissions by the year 2050.
Actively invests in renewable energy solutions and energy-efficient technologies.
Focuses on waste reduction and implementing sustainable construction practices.
Enhances environmental performance on every project by integrating sustainability into design and execution.
Inclusion & Diversity
Committed to creating a diverse and inclusive workplace, focusing on gender equality and leadership opportunities.
Strives for balanced gender representation, with progress on women in leadership roles.
Implemented strategic initiatives to increase the recruitment and retention of underrepresented groups.