Seasonal peaks are one of the most reliably disruptive events in warehouse and distribution operations. The volume comes, the staffing gap becomes visible, and suddenly every decision is being made under pressure. The operations that handle peaks best are not the ones with the most resources — they are the ones that planned far enough ahead to give their staffing partners time to work. Here is a practical framework for seasonal staffing that protects your core operation and gives you the flexibility to scale back down when volume normalizes.

Start Earlier Than You Think You Need To

The single most common mistake warehouse managers make with seasonal staffing is starting the conversation too late. By the time volume indicators are spiking, the labor market in your area has already tightened. Other facilities in your corridor are competing for the same workers, and a staffing agency that could have pre-screened 30 candidates two months ago now has to scramble to fill your order alongside five competing requests.

For operations in major logistics markets — Atlanta, Chicago, Dallas, Memphis — the general rule is to initiate seasonal staffing conversations at least 6 to 8 weeks before you need workers on the floor. This gives your staffing partner time to build a candidate pipeline specific to your roles, run initial screenings, and hold workers in a pre-commit state rather than placing them elsewhere while they wait for your order to finalize.

Separate Your Core Headcount From Your Flex Headcount

One of the most effective frameworks for seasonal planning is treating your headcount in two layers: your core team (permanent and temp-to-hire workers who know your operation) and your flex layer (temporary workers who handle overflow volume). Protecting your core team during peak means not overworking them to cover a staffing gap — that drives burnout and post-peak attrition among your most experienced workers.

Plan your flex headcount based on your volume forecast minus what your core team can absorb at a sustainable pace. If you normally run 40 warehouse workers and your peak volume projection requires 60 to maintain throughput without overtime, you need 20 temporary workers — not 10 and an expectation that your core team will cover the rest through forced overtime.

Build Your Onboarding Around Temporary Workers

Temporary workers placed for a seasonal peak will not stay long enough to justify the same onboarding investment as a permanent hire. Trying to onboard seasonal workers through the same process designed for permanent employees wastes their time and yours. Build a streamlined version of your onboarding specifically for temporary placements — focused on the safety fundamentals, the specific tasks they will perform, and the daily workflow. Anything beyond that can come later for workers who convert to permanent roles.

The goal for a seasonal worker’s first day is one thing: get them to productive performance on their assigned task as quickly and safely as possible. Everything else is secondary.

Communicate Volume Projections Honestly to Your Staffing Partner

Staffing agencies build candidate pipelines based on what clients tell them they will need. If you tell your staffing partner you need 20 workers and then call with a request for 35 the week before peak, the agency has to scramble to fill the gap — and the workers placed under pressure are often lower quality than those placed with adequate lead time. Give your staffing partner your realistic high-end projection, not your conservative estimate. It is easier to tell a staffing agency you do not need all of the workers they pre-screened than to tell them you need 15 more immediately.

Plan the Ramp-Down as Carefully as the Ramp-Up

Most operations plan the hiring surge carefully and then let the wind-down happen by attrition or last-minute release. This creates two problems: workers who are let go abruptly without adequate notice, which damages your facility’s reputation in the local labor market, and a wind-down that happens faster or slower than your actual volume decline, creating either a staffing overhang or a coverage gap.

Work with your staffing agency to plan assignment end dates in advance. Most agencies can structure temporary assignments with a defined end date or a volume-trigger for release so that both the agency and the worker have reasonable notice. Facilities that handle the ramp-down professionally are the ones workers come back to the following peak season — which makes next year’s sourcing easier.

Identify High-Performers During Peak for Conversion

A seasonal peak is one of the best natural auditions you have for identifying permanent workers. Workers who show up consistently, perform reliably, and adapt well under volume pressure during your busiest weeks are exactly the profile you want in your core team. Keep a structured record of attendance, productivity, and attitude during peak — even informal supervisor notes — so you can make deliberate conversion decisions rather than trying to remember who stood out after the fact.

Global JC can structure temp-to-hire evaluations into your peak placements so that the conversion pathway is clear from day one for workers you identify as strong candidates for permanent roles. Contact us to discuss how we can structure your seasonal staffing plan.