126 planning assistant jobs at 76 companies in Mentone, CA
4w
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Assistant Planning Director (TLMA Planning Manager)
Riverside, California, United States
$135k-$215k/yr OnsiteFull Time
5+ YOE3+ MgmtBachelor's preferred in planning or related field, 5+ years progressive planning experience including 3+ years supervisory experience; valid California driver’s license required.
4w
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Business Strategy and Planning Assistant Manager
Irvine, California, United States
$86k-$96k/yr OnsiteFull Time
6+ YOEBachelor's degree, 6+ years finance/planning experience, strong financial modeling and analysis, logistics experience, MS Office proficiency, SAP/Power BI preferred, bilingual Korean/English preferred, CPA preferred.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, SAP, Power BI
4w
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Business Strategy and Planning Assistant Manager
Irvine, California, United States
$86k-$96k/yr OnsiteFull Time
6+ YOEBachelor's degree, 6+ years finance/planning experience, strong financial modeling and analysis, logistics experience, MS Office and Excel proficiency, SAP/PowerBI preferred, CPA and bilingual Korean/English preferred.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, SAP, PowerBI
2mo
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Production Planning Engineer/Master Scheduler - PCB Manufacturing
Santa Ana, California, United States
$95k-$125k/yr OnsiteFull Time
3+ YOEPlan and schedule production; analyze data; implement AI-assisted workflows; ensure quality/compliance.
SQL, Python, Excel, VBA, PowerShell, ERP/MES integration
2d
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Career Planning & Resources Graduate Assistant
Claremont, California, United States
$21/hr OnsitePart Time, Temporary
Bachelor's degree and current graduate enrollment through December 2026 required; communication, organization, technology, student engagement, and facilitation experience preferred.
Myers-Briggs Type Indicator, Strong Interest Inventory, CliftonStrengths
2mo
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Urban and Regional Planning, Assistant Professor
Pomona, California, United States
$86k-$91k/yr OnsiteFull Time
Tenure-track faculty in urban design; requires a master's in a design discipline with portfolio; teaching excellence and curricular development; PhD preferred for some candidates.
3mo
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Executive Assistant
Anaheim, California, United States
$88k-$98k/yr OnsiteFull Time
3+ YOE4-year degree required; 3+ years as an Executive Administrative Assistant supporting multiple executives; proficient in Microsoft Office, Canva, DocuSign, Concur; strong calendar management and event planning skills.
Microsoft Office, Canva, Docusign, Concur
1mo
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Executive Assistant
Brea, California, United States
$90k-$110k/yr OnsiteFull Time
Proven executive assistant experience supporting C-suite, strong organizational and typing skills, proficiency with Microsoft Office, Google Workspace, QuickBooks, DocuSign, and video conferencing, event planning and bookkeeping knowledge.
Microsoft Office, Google Workspace, QuickBooks, DocuSign
2w
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Assistant Project Manager
Brea, California, United States
$105k-$125k/yr OnsiteFull Time
Assist project manager with planning, scheduling, budgeting, change orders, subcontractor coordination, document control and supervision; bachelor’s preferred; valid driver’s license required.
Build2Win
1mo
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Resident Assistant - AL
Highland, California, United States
OnsiteFull Time
2+ YOEProvide supportive care per service plans, assist with ADLs, support dining and activities, observe and report health/behavioral changes. CPR and First Aid required (or willing to obtain). Previous caregiving experience preferred; English proficiency required.
2mo
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Assistant Planner
Orange County, California, United States
$30-$45/hr OnsiteFull Time, Part Time
1+ YOEBachelor’s in urban planning, architecture, geography, or related field; 1–3 years planning experience; strong communication; Microsoft Office and Adobe Suite; GIS familiarity a plus; customer-service oriented.
Microsoft Office, Adobe Creative Suite, GIS
1mo
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Physical Therapist Assistant ( FT) (3366)
Murrieta, California, United States
$39-$42/hr OnsiteMultiple Commitments Available
Active or obtainable California PTA license required. Provide physical therapy care, assist with treatment plans, collaborate with clinicians, and document patient progress.
1mo
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Activity Assistant- Skilled Nursing Facility
Alta Loma, California, United States
$17-$21/hr OnsitePart Time
Provide and support activity programs for residents in a skilled nursing facility; assist with planning, implementing, observing, and documenting resident participation and behavior. Reliable, personable, detail-oriented, and strong customer service skills required.
2mo
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Instructional Assistant/Teacher's Aide - Part-Time
Rancho Santa Margarita, California, United States
OnsitePart Time
Assist classroom teacher with elementary students, plan/prepare learning environment and materials, supervise students during non-instructional times; some prior experience working with children required.
2w
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Social Service Assistant-Full time!
Tustin, California, United States
$18-$20/hr OnsiteFull Time
Assist in planning and delivering facility social service programs, coordinate with staff, engage residents and families, and complete required documentation; background check and drug screen required.
2mo
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Doula Assistant
United States or San Bernardino County
$18-$30/hr RemotePart Time
Currently enrolled in or planning to enroll in a certified Doula training program; must reside in service county; reliable transportation; tech-savvy; trauma-informed approach.
1w
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Sr. Product Manager, Supply Chain Planning Business Systems
Palo Alto or Irvine
$132k-$165k/yr OnsiteFull Time
5+ YOE5+ years product or program management experience; knowledge of advanced planning (demand forecasting, MRP/MPS, inventory optimization, capacity planning, S&OP); SQL and Python experience; experience with LLM APIs and AI-assisted development; strong communication and stakeholder skills.
o9, Kinaxis, Blue Yonder, SAP IBP, SQL, Python, OpenAI, Anthropic Claude, Gemini, Claude Code, Cursor, GitHub Copilot
2mo
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Assistant Physicist
Upland, California, United States
$93k-$145k/yr OnsiteFull Time
Performs dosimetry, treatment planning, equipment calibration, QA, and radiation safety under a licensed medical physicist. Requires a bachelor's in physics or engineering; new graduates welcome.
Phanta, TLD, diodes
4d
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Assistant Buyer
Irvine, California, United States
$25-$26/hr OnsiteFull Time
1+ YOERequires a bachelor's degree or equivalent experience, 1–2 years of corporate retail, buying, planning, or allocations experience, MS Office proficiency, communication, organization, and deadline-management skills.
Microsoft Word, Microsoft Outlook, Microsoft Excel
2mo
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Certified Occupational Therapist Assistant (CA, Fontana, Citrus Nursing Center)
Fontana, California, United States
OnsiteFull Time
Assist in occupational therapy under supervision; document care; follow Plan of Care; ensure compliant documentation.
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