14 Results for Project Assistant Jobs in Mission Viejo, CA

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Project Assistant

Costa Mesa, CA
onsite
Temporary to Hire
33.25 - 38.5 USD / Hourly
We are looking for a detail-oriented Project Assistant to support a busy team in Costa Mesa, California within the defense manufacturing industry. This contract opportunity with permanent potential is well suited for someone who thrives in a fast-moving environment and enjoys keeping projects, schedules, and daily operations organized. The role will partner closely with stakeholders to coordinate administrative and project-related activities while adapting to evolving team priorities. Responsibilities: • Coordinate calendars, schedule meetings, and organize conference room arrangements to support daily team operations. • Maintain project rosters, track updates, and keep records accurate and accessible for internal stakeholders. • Assist with timeline management by monitoring deadlines, following up on action items, and helping teams stay on schedule. • Provide administrative and project coordination support across multiple assignments in a fast-paced environment. • Prepare, scan, organize, and distribute project documentation using Microsoft Office and internal business systems. • Support scheduling and coordination activities related to project execution, including master schedule updates where needed. • Communicate with team members and partners to ensure meetings, materials, and project logistics are aligned. • Contribute to evolving processes and tools as the team grows and operational needs expand.
2026-11-10T00:00:00Z

Project Assistant

Irvine, CA
onsite
Temporary / Contract
25.3365 - 29.337 USD / Hourly
We are looking for a detail-oriented Project Assistant to support construction project operations in Irvine, California. This Long-term Contract position focuses on project accounting, subcontractor documentation, payroll coordination, and administrative support across active jobs. The ideal candidate will bring strong construction industry experience and the ability to manage deadlines, financial records, and communication with internal teams, vendors, and subcontractors. Responsibilities: • Process a large volume of project-related payables by reviewing invoices and confirming alignment with contract terms, purchase orders, approved changes, and cost codes. • Partner with project managers, engineers, vendors, and subcontractors to resolve billing issues, secure approvals, and keep payment activity on schedule. • Maintain complete accounts payable files, monitor open items and vendor statements, and assist with reconciliations to support accurate financial records. • Organize and update subcontractor documentation, including agreements, insurance records, change documentation, notices, and lien release materials required for payment. • Track subcontractor billing details such as schedules of values, accrual information, invoices, and closeout paperwork while following compliance requirements. • Collect and review craft employee time records, validate hours and job classifications, and coordinate with field leadership to address payroll discrepancies before submission. • Support month-end financial activities by preparing subcontractor accrual information and coordinating with project and accounting teams for timely reporting. • Maintain orderly project files for correspondence, purchase orders, subcontracts, change records, and audit support documentation. • Assist with project closeout activities, including final payment coordination, reconciliations, required releases, and follow-up on outstanding items. • Identify administrative or accounting inconsistencies and help improve processes that strengthen project documentation and reporting accuracy.
2026-11-09T00:00:00Z

Project Assistant

Santa Fe Springs, CA
onsite
Temporary to Hire
33 - 43 USD / Hourly
We are looking for a Project Assistant to support scheduling coordination, service planning, and day-to-day operational alignment for field-based work in California. This contract opportunity with potential for a permanent role is ideal for someone who thrives in a fast-moving environment, enjoys balancing multiple priorities, and can keep teams informed and organized. The person in this role will help connect operational needs with technician availability, maintain accurate scheduling records, and contribute to efficient service delivery. Responsibilities: • Organize and adjust daily and long-range schedules for field personnel across multiple service areas to support customer commitments and operational priorities. • Match technician availability with incoming work demand, including service visits, preventive maintenance, and project-related assignments. • Update scheduling details, service records, and assignment changes within Salesforce and other tracking tools to keep information accurate and current. • Communicate revised timelines, priority updates, and assignment changes to technicians, supervisors, and operations partners. • Work closely with local leadership to help maintain appropriate coverage levels and address staffing gaps before they affect service delivery. • Review schedule overlaps, resource constraints, and conflicting appointments, then recommend practical solutions to improve workflow. • Monitor open service needs and contribute to planning activities that support workload balancing and resource forecasting. • Prepare reports and maintain documentation related to scheduling activity, workload trends, and operational support efforts. • Assist with process improvement efforts tied to workforce coordination, scheduling efficiency, and project support activities.
2026-11-06T00:00:00Z

Project Coordinator

Los Angeles, CA
onsite
Temporary / Contract
27.55 - 31.9 USD / Hourly
We are looking for a highly organized Project Coordinator to support key initiatives for a mission-driven non-profit organization in Los Angeles, California. This Long-term Contract position is ideal for someone who can keep projects moving forward through strong coordination, clear communication, and dependable follow-through in a fully onsite environment. The role will work across teams to maintain schedules, document progress, and help ensure project goals stay aligned with operational needs. Responsibilities: • Coordinate project activities across departments by organizing timelines, monitoring progress, and helping teams stay on track with deliverables and deadlines. • Arrange meetings, prepare agendas, capture detailed notes, and follow up on action items to support consistent project execution. • Maintain project records, trackers, status updates, and supporting documentation to ensure information remains accurate and accessible. • Partner with stakeholders at different levels of the organization to communicate updates, identify needs, and resolve issues that may affect progress. • Support the development and upkeep of standard operating procedures and other operational documents tied to project work. • Assist with initiatives related to technology upgrades, organizational improvements, or process changes when needed. • Provide day-to-day coordination support by anticipating next steps, raising questions proactively, and helping move priorities forward independently.
2026-10-28T00:00:00Z

Office Assistant

Carlsbad, CA
onsite
Temporary / Contract
20 - 25 USD / Hourly
A local government department is seeking a dependable Office Assistant to support daily clerical operations, document management, and internal service requests. This opportunity is ideal for someone who enjoys organized, detail-oriented work and wants to gain experience in a structured public-sector environment. The successful candidate will help maintain records, process incoming correspondence, assist with data entry, and provide general administrative support to department staff. Experience in a city office, public agency, school district, or other regulated administrative setting is a plus. What You’ll Do<ul><li>Sort, scan, file, and retrieve documents for electronic and physical recordkeeping.</li><li>Enter information into departmental databases and verify records for accuracy.</li><li>Route incoming mail, invoices, forms, and correspondence to the appropriate staff.</li><li>Assist with records requests by locating and organizing responsive documents for review.</li><li>Answer routine phone calls and direct inquiries to the appropriate department.</li><li>Maintain spreadsheets, filing systems, supply inventories, and office logs.</li><li>Prepare documents, labels, forms, and basic reports using Microsoft Office.</li><li>Assist with meeting preparation, room scheduling, and document distribution.</li><li>Track paperwork requiring signatures, approvals, or additional information.</li><li>Follow established procedures for document retention and confidential information.</li><li>Provide backup clerical support to other administrative staff as needed.</li></ul>
2026-10-26T00:00:00Z

Office Assistant (part-time)

Artesia, CA
onsite
Temporary / Contract
18 - 21 USD / Hourly
We are seeking a reliable and detail-oriented Part-Time Office Assistant to support daily administrative operations in a busy office environment. This individual will play a key role in ensuring office processes run smoothly by providing administrative support, maintaining records, handling documentation, and assisting with customer and vendor inquiries.The ideal candidate is organized, professional, and comfortable managing multiple priorities while maintaining a high level of accuracy and confidentiality. Key Responsibilities<ul><li>Provide general administrative support to the office team.</li><li>Answer and direct incoming phone calls and customer inquiries.</li><li>Prepare, review, and maintain contracts, work orders, permits, and other office documentation.</li><li>Process and organize burial permits and related records.</li><li>Enter, update, and maintain data in office databases and filing systems.</li><li>Assist with scheduling appointments and coordinating office activities.</li><li>Handle correspondence, emails, and document distribution.</li><li>Maintain accurate electronic and physical filing systems.</li><li>Support special projects and perform other administrative duties as assigned.</li><li>Ensure records are maintained in compliance with company policies and procedures</li></ul> Hours<ul><li>Regular Schedule: 12:00 PM - 4:00 PM, Monday through Friday</li><li>Training Period: 10:00 AM - 4:00 PM for the first two weeks</li></ul>
2026-10-22T00:00:00Z

Project Manager

Corona, CA
onsite
Temporary to Hire
38 - 44 USD / Hourly
We are looking for a Project Manager to support heavy civil construction work in California. This contract opportunity has the potential to become permanent and is ideal for someone who can keep project documentation, schedules, coordination efforts, and cost-related activities moving efficiently from preconstruction through field execution. The role works closely with clients, subcontractors, field teams, and public agency stakeholders to help deliver transportation and roadway projects with strong organization, communication, and follow-through. Responsibilities: • Oversee project records by managing submittals, requests for information, correspondence, and other essential construction documentation. • Maintain and revise project timelines, coordinate trade partner sequencing, and communicate any changes that could affect key milestones. • Support planning for traffic control measures, roadway access restrictions, and freeway closure activities in coordination with project needs. • Attend coordination meetings with owners, subcontractors, agency representatives, and internal teams, while capturing decisions and tracking follow-up items. • Facilitate procurement activities for materials and equipment, ensuring deliveries and resource availability align with construction schedules. • Prepare monthly pay applications, monitor installed quantities, and assist with billing progress and subcontractor payment support. • Contribute to cost control efforts by organizing change order records, contract revisions, and other project financial documentation. • Partner with field personnel to confirm work is performed according to plans, specifications, quality expectations, and reporting requirements. • Help address jobsite issues by coordinating timely solutions with project teams, subcontractors, and stakeholders.
2026-11-10T00:00:00Z

Office Assistant - Part Time

San Marcos, CA
onsite
Temporary / Contract
17 - 23 USD / Hourly
Looking for a part-time opportunity where organization and reliability make a real difference? A growing San Marcos business is seeking a friendly, detail-oriented Office Assistant to help keep daily office operations on track. This position is ideal for someone who enjoys a variety of administrative tasks, can work independently, and wants a consistent part-time schedule in a professional environment.What You’ll Do:<ul><li>Answer incoming calls, greet visitors, and direct inquiries to the appropriate team members.</li><li>Organize incoming mail, packages, and document deliveries.</li><li>Scan, file, and maintain accurate electronic and paper records.</li><li>Enter information into spreadsheets and internal systems.</li><li>Monitor office supplies and coordinate replenishment orders.</li><li>Assist with scheduling meetings and maintaining shared calendars.</li><li>Prepare basic correspondence, labels, and internal documents.</li><li>Support invoice processing and route paperwork for approval.</li><li>Keep common areas and reception spaces organized.</li><li>Provide general administrative assistance to the team as needed.</li></ul>
2026-11-02T00:00:00Z

Legal Assistant

Santa Ana, CA
onsite
Permanent / Full Time
70000 - 90000 USD / Yearly
We are looking for an organized Legal Assistant to support a busy civil litigation practice in California. This role is ideal for someone who thrives in a fast-paced law firm environment, manages multiple priorities with care, and produces high-quality work with minimal supervision. You will work closely with attorneys on litigation support, document preparation, filing coordination, and day-to-day administrative needs while contributing to a collaborative office culture. Responsibilities: • Support a group of attorneys with a broad range of litigation-related administrative and document tasks in a high-volume practice. • Coordinate and submit court filings in state courts and assist with federal filings when needed, ensuring accuracy and timeliness. • Prepare legal documents and assemble tables of authorities, tables of contents, correspondence, and other case materials for attorney review. • Maintain attorney schedules by tracking deadlines, appointments, and key case-related commitments while helping keep priorities organized. • Process expense reports and related administrative items for assigned attorneys using internal systems and firm procedures. • Manage document handling and file organization within the firm’s document management platform and other office technologies. • Provide general litigation support by assisting with client communications, formatting documents, and maintaining organized records. • Contribute to smooth daily office operations while adapting to workload changes across multiple attorney desks.
2026-11-06T00:00:00Z

Legal Assistant

Irvine, CA
onsite
Permanent / Full Time
70000 - 100000 USD / Yearly
Looking to join a modern, growing litigation firm where your career can continue to evolve? Our client, a tech-forward civil litigation firm in Irvine, is seeking a Legal Assistant with 3+ years of litigation experience to join its collaborative team. This is an excellent opportunity for someone who enjoys working in a fast-paced environment, values mentorship, and wants to be part of a firm that embraces technology and continuous improvement.This position offers the chance to work closely with experienced attorneys while receiving ongoing training and professional development in a supportive team environment. What You'll Do<ul><li>Support attorneys throughout all phases of civil litigation</li><li>Prepare, revise, and proofread legal documents and correspondence</li><li>Manage attorney calendars, deadlines, and court filings</li><li>Coordinate depositions, mediations, and hearings</li><li>Prepare discovery, pleadings, and trial-related documents</li><li>Communicate with clients, opposing counsel, and court personnel</li><li>Maintain electronic files and utilize the firm's technology-driven systems</li></ul>What They're Looking For<ul><li>3+ years of civil litigation legal assistant experience</li><li>Experience with California state court filings (federal experience is a plus)</li><li>Strong organizational and time management skills</li><li>Excellent written and verbal communication</li><li>Ability to prioritize multiple deadlines in a fast-paced practice</li><li>Positive attitude with a desire to learn and grow</li></ul>Why This Firm?<ul><li>Growing civil litigation practice with long-term stability</li><li>Tech-forward environment utilizing modern legal technology</li><li>Direct mentorship from experienced attorneys and leadership</li><li>Ongoing training and career development</li><li>Collaborative, team-oriented culture</li><li>Opportunity to make a meaningful impact as the firm continues to expand</li></ul>Schedule<ul><li>Onsite daily – Irvine</li></ul>If you're looking for a firm that values professional development, embraces innovation, and offers long-term growth, I'd love to connect.Please send your resume to Quidana.Dove<at>RobertHalf.<com> for a confidential discussion.
2026-10-16T00:00:00Z

Legal Assistant

Irvine, CA
onsite
Permanent / Full Time
90000 - 110000 USD / Yearly
If you're a seasoned Litigation Legal Assistant looking for a firm where people build careers—not just jobs—this opportunity deserves your attention.Our client is a highly respected Orange County litigation firm with a thriving commercial and employment practice, a strong reputation in the legal community, and a track record of retaining top talent. As the firm continues to grow, they are seeking an experienced Legal Assistant to join their collaborative team. The firm continues to experience steady growth and is seeking an experienced Legal Assistant to support a busy team of attorneys handling sophisticated litigation matters in state and federal courts.This is an excellent opportunity to join a collaborative, professional environment that offers long-term career stability, challenging work, and a supportive team culture.Responsibilities<ul><li>Support attorneys handling commercial and employment litigation matters</li><li>Prepare, revise, and proofread pleadings, motions, discovery, and correspondence</li><li>E-file documents in California State and Federal Courts</li><li>Maintain attorney calendars and track litigation deadlines</li><li>Coordinate depositions, mediations, hearings, and client meetings</li><li>Prepare TOAs, TOCs, exhibits, and litigation binders</li><li>Manage case files and document organization</li><li>Assist with trial preparation and related litigation support</li></ul>Qualifications<ul><li>7+ years of litigation legal assistant experience</li><li>Strong experience with both California State and Federal Court procedures</li><li>Advanced e-filing experience in state and federal courts</li><li>Experience supporting commercial litigation, employment litigation, or other complex civil litigation matters</li><li>Proficiency with Microsoft Office Suite and litigation support software</li><li>Excellent organizational, communication, and multitasking skills</li><li>Ability to thrive in a fast-paced, deadline-driven environment</li></ul>Why Consider This Opportunity?<ul><li>Join a thriving and highly regarded Orange County litigation firm</li><li>Sophisticated commercial and employment litigation practice</li><li>Stable, growing firm with an excellent reputation in the legal community</li><li>Supportive attorneys and collaborative team environment</li><li>Meaningful work with direct exposure to complex litigation matters</li><li>Long-term career growth potential</li><li>Competitive compensation and comprehensive benefits package</li></ul>Benefits<ul><li>Medical, dental, and vision insurance</li><li>401(k) retirement plan</li><li>Paid vacation, sick time, and holidays</li><li>Professional development opportunities</li><li>Additional benefits to be discussed during the interview process</li></ul>If you're an experienced litigation legal assistant seeking a stable firm, sophisticated work, and a team-oriented culture, we'd love to connect with you.Submit resumes to Vice President, Quidana Dove at Quidana.Dove<at>RobertHalf.<com>
2026-10-30T00:00:00Z

Legal Assistant

La Jolla, CA
onsite
Temporary / Contract
25 - 30 USD / Hourly
We are looking for a Legal Assistant to join a detail-oriented services firm in La Jolla, California, supporting attorneys focused on commercial real estate and lending matters. This Long-term Contract opportunity offers onsite work and is ideal for someone who thrives in a transactional legal setting with steady deadlines and detailed documentation. The position will play a central role in keeping deals organized, coordinating closing activities, and ensuring files are completed accurately from intake through post-closing follow-up. Responsibilities: • Support attorneys throughout commercial real estate and lending matters by organizing transaction workflow, maintaining files, and helping move matters forward on schedule. • Gather, review, and maintain due diligence materials such as entity records, public filings, title-related items, and supporting reports for active transactions. • Draft, format, and finalize legal correspondence, transaction documents, and complete closing binders with a high level of accuracy and consistency. • Coordinate closing logistics with lenders, opposing counsel, title representatives, and escrow contacts to help ensure timely execution of loan and real estate transactions. • Monitor post-closing requirements by tracking recorded instruments, title policies, and other outstanding items until each matter is fully completed. • Provide day-to-day administrative and project coordination support, including scheduling, document handling, and deadline follow-up for attorneys and transaction teams. • Maintain organized calendars and assist with filing processes, including electronic document submission and related records management when needed.
2026-11-04T00:00:00Z

Legal Assistant

Newport Beach, CA
onsite
Temporary / Contract
31.6635 - 36.663 USD / Hourly
We are looking for an experienced Legal Assistant to join a respected organization in Newport Beach, California on a Long-term Contract basis. This fully onsite role supports an active in-house legal team and is ideal for someone who thrives in a corporate setting where litigation support and legal operations intersect. The position offers the chance to partner closely with attorneys and internal stakeholders while helping keep matters organized, timely, and moving forward. Candidates should be comfortable working in the office Monday through Friday. Responsibilities: • Partner with attorneys on active disputes and pre-dispute matters, providing administrative and case support from opening through resolution. • Monitor case activity by maintaining status reports, tracking hearings and filing deadlines, and updating settlement-related information as matters progress. • Prepare routine legal documents and assist with drafting responses to discovery requests in coordination with counsel. • Oversee calendaring for legal matters to help ensure court dates, response deadlines, and related obligations are met on time. • Coordinate service of process, distribute legal correspondence, and manage communications with outside parties and internal teams. • Handle document production tasks such as organizing files, scanning, printing, mailing, Bates labeling, and assembling materials for review or submission. • Draft clear correspondence and help facilitate communication with opposing counsel, vendors, and business partners across the organization. • Maintain attorney schedules, arrange meetings, and preserve organized legal records to support the day-to-day workflow of the department. • Contribute to departmental initiatives and special projects while serving as a dependable point of contact for cross-functional collaboration.
2026-10-28T00:00:00Z

Construction Project Coordinator

Carlsbad, CA
onsite
Temporary / Contract
26 - 33 USD / Hourly
Keep construction projects moving from kickoff through completion. A busy commercial contractor is looking for a detail-oriented Project Coordinator to support project managers, field supervisors, subcontractors, and vendors across multiple active jobs. This is an excellent fit for someone who understands construction timelines, enjoys juggling competing priorities, and can keep documentation organized while the field team focuses on execution.What You’ll Do:<ul><li>Support project managers with scheduling, deadlines, status updates, and day-to-day coordination.</li><li>Maintain project files, plans, specifications, contracts, permits, and change-order documentation.</li><li>Track RFIs, submittals, purchase orders, and outstanding approvals.</li><li>Coordinate communication between field teams, subcontractors, suppliers, and office personnel.</li><li>Assist with subcontractor onboarding, insurance certificates, and compliance paperwork.</li><li>Update project trackers, schedules, and progress reports.</li><li>Help monitor material deliveries and follow up on outstanding orders.</li><li>Route invoices and assist with matching costs to the appropriate project budgets.</li><li>Prepare meeting agendas, take notes, and track action items.</li><li>Support closeout documentation, punch lists, and final project records.</li></ul>
2026-10-28T00:00:00Z

14 results for Project Assistant in Mission Viejo, CA