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Shelf Stacking Jobs in California (NOW HIRING)

Pepsico

Merchandiser - Part Time

San Fernando, CA

$20/hr

Transport products to and from backroom to shelf location * Use equipment to transport products (e ... Moving products within a store (e.g., safely stacking and moving products on equipment such as a u ...

Pepsico

Merchandiser - Part Time

Santa Maria, CA · On-site

$17.50 - $20.50/hr

Rotate products in the backroom and on the shelf * Transport products to and from backroom to shelf ... Moving products within a store (e.g., safely stacking and moving products on equipment such as a u ...

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All JobsShelf Stacking JobsShelf Stacking Jobs in California

Shelf Stacking information

See California salary details

$10

$15

$19

How much do shelf stacking jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for shelf stacking in California is $15.85, according to ZipRecruiter salary data. Most workers in this role earn between $14.23 and $18.03 per hour, depending on experience, location, and employer.

What are common challenges faced by shelf stackers and how can they be overcome?

Shelf stackers often encounter challenges such as managing heavy lifting, maintaining accuracy while stocking products, and working efficiently during busy store hours. To overcome these, it's important to use proper lifting techniques to avoid injury, pay close attention to product placement and expiry dates, and communicate effectively with team members to coordinate tasks during peak periods. Many stores provide training and ergonomic tools to help shelf stackers work safely and efficiently.

What skills and qualifications are needed to be a shelf stacker?

To thrive as a Shelf Stacker, you need good physical stamina, attention to detail, and basic numeracy, with no formal qualifications typically required. Familiarity with inventory management systems or handheld barcode scanners is often beneficial. Reliability, time management, and teamwork are important soft skills in this role. These skills ensure shelves are stocked accurately and efficiently, supporting smooth store operations and positive customer experiences.

What is a shelf stacking job?

Shelf stacking jobs involve organizing, replenishing, and arranging products on store shelves in retail environments such as supermarkets or department stores. Shelf stackers ensure that merchandise is displayed neatly, prices are visible, and stock levels are maintained for customer convenience. This role often includes checking for expired products, rotating stock, and sometimes assisting customers with locating items. Shelf stackers typically work early mornings, evenings, or overnight to prepare the store for opening or to restock after busy periods.

What is the difference between Shelf Stacking vs Cashier?

AspectShelf StackingCashier
Primary RoleOrganizing and stocking shelves in retail storesHandling customer transactions at checkout
Required SkillsAttention to detail, physical staminaCustomer service, basic math skills
Work EnvironmentRetail stores, stockroomsRetail counters, checkout areas
Common CertificationsNone typically requiredNone typically required

While both roles are essential in retail, Shelf Stacking focuses on maintaining product displays and stock levels, whereas Cashiers handle customer transactions. Both jobs often work together to ensure a smooth shopping experience.

What are the most commonly searched types of Shelf Stacking jobs in California?

The most popular types of Shelf Stacking jobs in California are:

What are popular job titles related to Shelf Stacking jobs in California?

For Shelf Stacking jobs in California, the most frequently searched job titles are:

What job categories do people searching Shelf Stacking jobs in California look for?

The top searched job categories for Shelf Stacking jobs in California are:

What cities in California are hiring for Shelf Stacking jobs?

Cities in California with the most Shelf Stacking job openings:

Shelf Stacking jobs near you
Infographic showing various Shelf Stacking job openings in California as of August 2026, with employment types broken down into 51% Full Time, 43% Part Time, 4% Temporary, and 2% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $32,963 per year, or $15.8 per hour.

Thermal / Mechanical Engineer - Integrated Rack Power Platform

QuantumScape

San Jose, CA • On-site

Other

Posted 14 days ago

Job description

Thermal / Mechanical Engineer – Integrated Rack Power Platform


Location: San Jose, CA (On-site)

Reports To: Head of Engineering, Data Center Power Platform


About the Role


We are building an integrated PSU + BBU rack power shelf that combines power conversion and solid-state battery backup into a single high-density platform for hyperscale AI data centers.


This shelf must conform to OCP Open Rack / ORv3 mechanical specifications, manage two thermally incompatible subsystems within a shared enclosure, and pass hyperscaler qualification—where mechanical and thermal design are just as critical as electrical performance.


As the Thermal / Mechanical Engineer, you will own the complete physical design of the product. You will translate circuit boards and battery packs into a manufacturable shelf that fits industry-standard racks, survives demanding data center environments, and can be serviced by a technician in seconds.


What You'll Do

Design the complete mechanical enclosure (1OU or 2OU shelf) using SolidWorks or Creo, including:

Sheet metal chassis

Busbar routing

Internal structural supports

External connector interfaces

Solve the core thermal challenge of integrating:

High-power semiconductors and magnetics operating at 100–125°C junction temperatures

Solid-state battery cells requiring sub-45–60°C operating temperatures

Directed airflow paths

Thermal isolation zones

Heat spreaders

Fan selection

Perform CFD thermal simulations using:

Ansys Icepak

FloTHERM

6SigmaET

Optimize airflow under worst-case operating conditions including:

Full electrical load

35–40°C inlet air (ASHRAE A1/A2)

Fan degradation scenarios

Design to OCP ORv3 mechanical specifications, including:

Shelf width and depth

Connector positioning

Front-to-back airflow

Ejector handle placement

Guide rail interfaces

Weight-per-OU limitations

Develop hot-swap sled mechanisms featuring:

Proper insertion/extraction force curves

Blind-mate power connector alignment

Guide rail compliance

Tool-less serviceability

Collaborate with Battery Systems Engineering on:

Cell pack mounting

Compression systems

Thermal interface materials

Mechanical isolation within the enclosure

Perform vibration and shock analysis for:

ISTA 3-Series shipping requirements

GR-63-CORE (Bellcore Zone 4) seismic requirements

Lead Design for Manufacturing (DFM) activities with contract manufacturers, including:

Tolerances

Tooling

Bend radii

Spot welding

PEM fastener insertion

Assembly sequence optimization

Support UL 62368-1 mechanical and flammability requirements including:

Material selection (94V-0)

Component spacing

Enclosure integrity

Interface directly with hyperscaler mechanical integration teams throughout product qualification.

What You Bring

Required Qualifications

8+ years designing thermal-mechanical enclosures for:

Rack-mounted power systems

Compute platforms

Telecom equipment

Demonstrated expertise with CFD thermal simulation tools including:

Ansys Icepak

FloTHERM

6SigmaET

Proficiency with SolidWorks or Creo for detailed mechanical design.

Extensive sheet metal design experience for high-volume manufacturing, including:

Bend radii

Punching and stamping

Spot welding

Tolerance stack-up analysis

Proven track record taking products through contract manufacturing and thermal validation in production or hyperscale data center environments.

Strong understanding of airflow management in forced-convection rack systems.

Preferred Qualifications

Direct experience with OCP Open Rack / ORv3 mechanical specifications.

Experience with battery pack thermal management in:

Electric vehicles

Stationary energy storage

Telecom backup systems

Exposure to liquid cooling or cold plate design for next-generation rack power shelves.

Experience integrating blind-mate high-power connectors from manufacturers such as:

Amphenol

TE Connectivity

Molex

Familiarity with:

UL 62368-1 mechanical/flammability requirements

UL 1973 battery enclosure requirements

Knowledge of IP67 and NEMA ratings for edge or outdoor deployment variants.

Experience with vibration and shock testing to:

ISTA 3-Series

GR-63-CORE

Why This Role Matters


Hyperscalers do not negotiate on rack geometry. If the shelf does not fit, does not cool effectively, or cannot be serviced in seconds, it will never be evaluated—regardless of how strong the electrical design is.


You will serve as the company's primary mechanical interface with hyperscaler qualification teams. Your understanding of both published and practical mechanical integration requirements can shorten qualification timelines by months.


In a product where high-power electronics and solid-state battery cells share the same enclosure, you are the engineer responsible for making that coexistence physically possible.

Apply