Warehouse Operations interview prep.

Trained on DC manager / fulfillment ops manager / shift supervisor / general-manager-of-DC / area manager interviews across retail DCs, e-commerce fulfillment centers, contract logistics sites, parcel hubs, cold-storage, and industrial / B2B distribution.

What interviewers look for

  • Can the candidate run a shift safely - OSHA discipline, MHE risk, near-miss program, daily safety conversation?
  • Do they own labor + productivity - UPH, lines / hour, attrition, overtime, span of control - as daily numbers?
  • Are they fluent in inbound + outbound flow mechanics - receiving, putaway, slotting, picking, packing, shipping, returns?
  • Can they read + drive WMS configuration - wave strategy, task interleaving, slotting, cycle count?
  • Do they handle people leadership - 1:1s, performance management, retention, peak hiring + onboarding?
  • Are they grounded in MHE + automation reality - forklifts, conveyors, AS/RS, AMRs, GTP - and the safety + reliability that wraps them?
  • Can they navigate peak season - capacity ramp, flex labor, dock + door utilization, contingency?
  • Long-game fit - shift supervisor / ops manager / senior ops / general-manager-of-DC / regional director trajectory?

Behavioural questions to expect

  1. Walk me through your background + your path into warehouse / fulfillment operations.

    What it tests: Story arc - operational training + floor exposure + labor-leadership work + KPI discipline. Interviewers screen for candidates whose path lands on warehouse ops as deliberate, not a fallback.

  2. Tell me about a shift, area, or site you've owned end-to-end on the floor.

    What it tests: Floor-leadership rigor + safety + labor + KPI lens. Can the candidate walk a normal shift from start-up huddle to end-of-shift handover cleanly.

  3. Why warehouse operations vs transportation, planning, or commercial roles?

    What it tests: Authentic alignment - floor pace, labor-leadership stakes, daily KPI ownership, tangible flow of goods vs pure analysis.

  4. Why fulfillment / DC ops specifically vs transportation ops or network planning?

    What it tests: Specificity. Generic 'I like operations' fails.

  5. Why this firm?

    What it tests: Real homework - site profile + customers + automation + recent moves - not 'great brand'.

  6. What's your read on our site network + customer footprint?

    What it tests: Industry literacy - site type, customer concentration, recent moves, where the ops team likely focuses.

  7. Tell me what you understand about our automation + safety posture.

    What it tests: Engineering + safety maturity awareness - automation footprint, WMS platform, OSHA record, named safety programs.

  8. Walk me through a time you lifted productivity - UPH, lines / hour, or dock-to-stock - on a site or area.

    What it tests: Operational rigor + KPI fluency - can the candidate baseline, diagnose, intervene, and sustain on a productivity metric.

Technical concepts to master

WMS, slotting + wave strategy

WMS (Warehouse Management System)
Software directing receiving, putaway, slotting, picking, packing, shipping, cycle count - core system of record for the four-wall operation. Major platforms: Manhattan Active WM, Korber (HighJump), Blue Yonder, and the major enterprise-ERP-bundled WMS modules.
Slotting
Assigning SKUs to pick locations to minimise travel + congestion - velocity-based (A-B-C) + cube-based + family-grouped.
Wave + batch + cluster picking
Wave = group of orders released together for picking; batch = picker picks multiple orders in one pass; cluster = picker carries multiple containers and picks to each.
Task interleaving
WMS directs MHE operators to combine putaway + replenishment + picking + cycle count in one trip rather than separate dedicated trips.

Labor planning + productivity

Labor management system (LMS)
Engineered standards + time-study-based productivity tracking by task + associate (Manhattan LMS, Korber LMS, Easy Metrics, ProTrack).
Span of control + supervisor ratio
Front-line supervisor span - typical 15-25 associates per supervisor; area / ops manager 3-5 supervisors per direct report.
Flex labor + agency strategy
Mix of permanent + agency + seasonal labor - typical permanent 60-80%, flex 20-40% sized to peak ratio.
Attrition + retention
DC industry attrition is structurally high (35-100%+ annualised) - drivers: wage, supervisor quality, onboarding, schedule, safety, culture.

Safety + OSHA fundamentals

OSHA TRIR + DART
Total Recordable Incident Rate + Days Away / Restricted / Transferred rate - calculated as incidents x 200,000 / labor hours worked.
Hierarchy of controls
Elimination > substitution > engineering controls > administrative controls > PPE - the canonical ranking for hazard mitigation.
PIT (Powered Industrial Truck) program
OSHA 1910.178 - certification, daily inspection, traffic + pedestrian separation rules for forklifts + reach trucks + pickers.
Behaviour-based safety + near-miss reporting
Programs that engage associates in observing + reporting unsafe behaviours + conditions - shifts from lagging to leading indicators.

Inbound + outbound flow fundamentals

Receiving + ASN
Trailer arrival, dock scheduling, unload, ASN (Advance Ship Notice) match, exception handling.
Putaway + replenishment
Move from receiving dock to storage location (putaway) + replenish pick faces from reserve (replenishment).
Picking
Discrete (one order at a time), batch (multi-order single pass), cluster (multi-tote single pass), zone (multi-zone consolidation) - choice driven by order profile + cube + velocity.
Packing + value-add
Order consolidation, packing, labeling, customization (gift wrap, kitting, light assembly, returns refurb).

Practical drills

  • Your e-com FC needs to ship 30,000 units / day at peak vs 12,000 / day at baseline. Average picker UPH is 90, packer UPH is 60. Shifts are 8 hours productive. Walk me through your labor build, identify the bottleneck, and tell me how many flex labor heads to add. Show your numbers.
  • A 400-associate e-com FC has seen picker UPH drop from 110 to 85 over 6 weeks. OTIF is slipping, overtime is up 30%. The site general manager has asked you to diagnose + fix in 4 weeks. Walk me through your approach.
  • You're the site general manager of a 1M sq ft e-com FC handling 80,000 units / day baseline, peaking to 250,000 / day in November + December. You have 6 weeks to plan. Walk me through your peak planning playbook.

Smart-question anchors

  • Site network + customer mix - where the ops team's focus areas + growth are likely
  • Automation + WMS maturity - AS/RS, AMRs, GTP, conveyor + sortation, WMS standard + recent investments
  • Safety posture + culture - TRIR / DART trend, named programs, OSHA history, leading-indicator focus
  • Labor model - union vs non-union, wage band, attrition reality, peak hiring playbook, retention programs
  • KPI scorecard + cadence - daily / weekly / monthly KPIs the operating leader is accountable for

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