Office Assistant I, II - Construction Management
Salary
$4,808.00 - $6,306.00 Monthly
Location
Carson Field Office, CA
Job Type
Open to all
Job Number
BR-126-26E
Department
Engineering - Construction Management
Opening Date
06/23/2026
Closing Date
6/26/2026 11:59 PM Pacific
JOB POSTING
NOTICE OF JOB OPPORTUNITY
POSTING #BR-126-26E
Are you an organized and detail-oriented administrative professional who enjoys supporting complex projects and keeping operations running smoothly? The Engineering Departments Construction Management Section at the Carson Field Office is seeking an Office Assistant to provide critical administrative support to engineering and construction management staff. In this role, you will perform a variety of office support functions, including processing purchase requisitions and invoices, maintaining records and files, preparing correspondence and reports, coordinating information, and responding to inquiries from employees, contractors, vendors, and the public. The ideal candidate is highly organized, customer-focused, proficient with office technology, and capable of managing multiple priorities in a fast-paced environment. Join a dedicated team that plays an important role in supporting infrastructure projects that benefit the communities we serve throughout Los Angeles County.
LOCATION:
ENGINEERING DEPARTMENT, CONSTRUCTION MANAGEMENT SECTION, CARSON FIELD OFFICE
NOTES:
ESSENTIAL FUNCTIONS:
To perform a variety of progressively more responsible office support duties including formatting and editing documents, invoice processing, filing and record-keeping, mail handling, and reception in support of an assigned work unit.
JOB SUMMARY:
The major responsibilities are listed below. For a full list, please see the job description.
Under general supervision from a first level supervisory or higher-level class responsible for office supervision, and the technical guidance from higher-level classes the incumbent will:
Perform a variety of clerical work including compiling, typing, proofreading, recording, filing and checking information for completeness and accuracy
Type letters, memoranda, reports, purchase orders, forms and other material from rough drafts, notes or verbal instructions
Receive and respond to inquiries from the public, employees, contractors, and vendors
Create purchase requisitions
Create invoice processing documents within a purchasing management system
Use computer applications to enter data into forms and templates
Answer the Districts general telephone and route callers to the appropriate staff
This job may be filled at either level.
OFFICE ASSISTANT I is the training level class in the class series. This class differs from the Clerical Assistant class by the broader scope of duties including the regular assignment of projects requiring the use of a computer to produce correspondence, reports and documents.
OFFICE ASSISTANT II differs from the Office Assistant I class by the greater breadth of proficiency and clerical knowledge required to independently perform assignments. This is the fully experienced working level class of the series where incumbents have demonstrated proficiency in all aspects of the position, including more specialized assignments including timekeeping and purchasing.
MINIMUM QUALIFICATIONS
Candidates must possess:
For OFFICE ASSISTANT I: no specific experience or coursework is required
For OFFICE ASSISTANT II: one (1) year of office support experience performing duties equivalent to or above the Office Assistant I level
EXAMPLES OF ASSESSMENT CRITERIA
The competitive selection process for BOTH CLASSES:
Knowledge of:
General office practices, procedure and equipment
Correct English usage, grammar, spelling, punctuation and vocabulary
Standard business letter and report typing composition, formats and procedures
Telephone/receptionist techniques and etiquette
Office filing and record keeping methods
Word processing, spreadsheet and e-mail software
Basic mathematical calculations applied to business functions
Database maintenance and record keeping
Ability to:
Type 8,000 keystrokes per hour (KPH)
Perform routine clerical work including simple arithmetic calculations
Prepare routine correspondence
Learn and apply office procedures and policies
Exercise independent judgment within prescribed parameters
Operate a variety of office equipment including document copying and fax machines
Operate a computer and utilize software applications
Follow proper typing format for letters and reports
Proofread for appropriate English grammar and punctuation
Focus on the details of work content, work steps and final work products
Organize work to be able to react to change as the situation requires
Make business math calculations involving fractions, percentages, and common conversions
Work effectively with various employees and customers
ADDITIONAL INFORMATION
Selection Process:
TO APPLY:
Please apply online at governmentjobs.com within this application period. By using the online application system, you will receive confirmation via e-mail that your application was received for this position. Resumes will not be accepted in lieu of a completed LACSD Employment Application or online application. Check your email regularly throughout the recruitment process as notifications may be sent via e-mail. Please verify that your registered email address is accurate and current. To ensure proper delivery, add info@governmentjobs.com to your contact list.
NOTES:
For questions regarding this recruitment, please contact Brandi Reyes at BrandiReyes@lacsd.org.
As an equal opportunity employer, the Districts strongly encourage people with disabilities and people from historically marginalized communities to apply.
To learn more about how the Sanitation Districts converts waste into resources, please visit the following video: Converting Waste into Resources.
RETIREMENT
COMPENSATION
Employees receive annual salary increases until reaching step 5 of the salary range and are provided with opportunities to promote. Cost of living adjustments are implemented annually in accordance with labor agreements.
HEALTH INSURANCE
LEAVE TIME
HOLIDAYS
13 paid holidays and one-half paid holiday depending on the employees work schedule.
TUITION REIMBURSEMENT
Employees may be eligible for tuition reimbursement for approved accredited course work.
STUDENT LOAN PAYMENT REIMBURSEMENT
For some bargaining units, the Districts will provide student loan payment reimbursements for principal or interest paid by the employee on a qualified education loan incurred by the employee for the education of the employee. The annual maximum reimbursement is $5,250 and the lifetime reimbursement limit is $21,000.
WORK ENVIRONMENT & OTHER BENEFITS
More detailed benefits information can be found here: Districts Benefits
NOTE: The provisions of this posting do not constitute an expressed or implied contract. Any provision contained in this posting may be modified and/or revoked without notice.
Updated January 2, 2026
01
Thank you for your interest in this Office Assistant job opportunity with the Los Angeles County Sanitation Districts. Your answers to the following Supplemental Questions are required for your application to be considered complete. The information that you provide will be evaluated "as-is," and you will not have a second chance to revise or clarify the information provided. Therefore, it is important to provide concise, organized, and easy to understand answers to each item. VERY IMPORTANT: It is imperative that your responses reflect a true and accurate description of your background. Additionally, your answers must be supported by the information you have entered in your application profile. Responses that cannot be substantiated by information contained in your application profile will be deemed as invalid. Moreover, questions that ask you to provide a description of particular aspects related to your work experience must be fully described for your responses to be considered complete. A supplemental review of your responses will be conducted to validate them. Falsification, exaggeration, and misrepresentation will result in your disqualification and will likely bar you from future employment opportunities with Los Angeles County Sanitation Districts. If you have questions regarding these instructions or the selection process in general, please contact Brandi Reyes at BrandiReyes@lacsd.org.
02
I understand that the written exam for this position is scheduled for Thursday, July 9 and have made arrangements to be available on this date. If Im not available, I agree to notify the analyst at Brandireyes@lacsd.org as soon as possible, but no later than one (1) day before the written exam.
03
How many years of professional experience do you possess providing administrative support to engineering staff, including coordinating projects, preparing documents, maintaining records, and supporting engineering-related administrative activities?
04
Please list the organization(s) where you gained the experience described in the previous question. For each, include: name of the organization, your job title or role, and dates of employment. (Note: Each employer listed must also appear in the Work Experience section of your application, with complete details. "See resume" is not considered a complete answer.) If you have no experience, please enter "N/A".
05
How many years of professional experience do you possess performing financial support tasks such as submitting requisitions and processing invoices?
06
Please list the organization(s) where you gained the experience described in the previous question. For each, include: name of the organization, your job title or role, and dates of employment. (Note: Each employer listed must also appear in the Work Experience section of your application, with complete details. "See resume" is not considered a complete answer.) If you have no experience, please enter "N/A".
07
How many years of professional experience do you possess managing complex calendars using scheduling software such as Outlook?
08
Please list the organization(s) where you gained the experience described in the previous question. For each, include: name of the organization, your job title or role, and dates of employment. (Note: Each employer listed must also appear in the Work Experience section of your application, with complete details. "See resume" is not considered a complete answer.) If you have no experience, please enter "N/A".
Required Question
Employer Los Angeles County Sanitation Districts
Address 1955 Workman Mill Road
Whittier, California, 90601
Website http://www.lacsd.org