Supply Planner Jobs
Supply Planner jobs are open across manufacturing, consumer goods, retail, pharmaceuticals, and logistics, at every level from entry-level to senior and lead, with specializations in demand planning, inventory optimization, and S&OP. Find a role that fits from the openings below and apply directly.
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At Winchester Interconnect, we always do the right thing, the right way.
Winchester Interconnect is committed to inspiring the most innovative teams. We foster a dynamic, inclusive environment that thrives on collaboration and continuous growth. We hire exceptional people, celebrate wins, empower employee growth, and provide opportunities to thrive. Winchester is where potential transforms into purpose, and every team member plays a vital role in shaping our shared success.
Position Summary:
As our Senior Supply Chain Planner, you will be the vital link between customer demand, plant floor operations, and procurement. In this role, you will oversee end-to-end production scheduling and material flow within our Garden Grove manufacturing facility, taking responsibility for creating, optimizing, and maintaining master production schedules that maximize plant throughput and ensure 100% on-time delivery to our customers.
Operating in a high-mix, regulated aerospace and defense environment, you will address complex capacity bottlenecks, resolve material shortages before they impact production, and drive continuous improvement within our ERP/MRP systems and planning workflows. As a senior-level contributor, you will bring strong analytical skills and crisis management agility to anticipate conflicts, balance resources, and keep operations running seamlessly.
This position reports to the Supply Chain Manager.
Qualifications & Requirements:
- Bachelor's Degree in Supply Chain Management, Operations Management, Industrial Engineering, Business, or a related technical field.
- Must be a U.S. Person (U.S. Citizen or Permanent Resident) due to ITAR regulations.
- 6–8+ years of direct experience in production scheduling, master planning, or material control in a high-mix or high-volume manufacturing plant environment. Experience working under AS9100 or ISO9001 quality management systems is highly desired.
- Deep technical proficiency with major ERP/MRP platforms (e.g., SAP PP/MM, Oracle SCM, Epicor, Infor) and advanced scheduling software/APS tools; Syspro experience is a strong plus.
- Advanced skills in MS Excel (Power Query, Pivot Tables, Complex Formulas) or business intelligence tools (Power BI, Tableau) for capacity modeling and scenario analysis.
- APICS/ASCM certification is strongly preferred (e.g., CPIM - Certified in Planning and Inventory Management, or CSCP - Certified Supply Chain Professional).
- Solid understanding of Lean, Kanban, Just-In-Time (JIT) material flow, and Theory of Constraints (TOC).
- Able to make rapid, data-backed decisions under pressure when unexpected material shortages, machine breakdowns, or rush orders occur.
- Excellent interpersonal skills to effectively bridge priorities between Operations, Engineering, Quality, Purchasing, and Program Management/Customer Service.
- Exceptional quantitative and problem-solving skills to anticipate schedule conflicts before they reach the factory floor.
Our core values - Accountability, Collaboration, and Empowerment (ACE) - are the foundation of how we operate and drive success. You will take ownership of your contributions, collaborate with a team that gets stuff done, and be empowered to innovate and pursue bold initiatives that drive our business forward.
Are You Our Next ACE?
- Develop, maintain, and execute detailed finite daily and weekly production schedules for multiple production lines, work centers, and assembly areas.
Conduct rough-cut capacity planning (RCCP) and detailed line-level capacity analysis to balance labor, machinery, and material availability against sales forecasts and firm customer orders.
Partner daily with Production Supervisors and Operations Managers to review schedule adherence, address line stoppages, and re-sequence orders dynamically when disruptions occur.
- Collaborate closely with Buyers and Procurement to ensure raw materials, components, and sub-assemblies arrive in-plant to align seamlessly with production start dates.
- Optimize Safety Stock, Reorder Points (ROP), and Economic Order Quantities (EOQ) to maintain lean inventory levels while eliminating stockouts and line downtime.
- Monitor Work-in-Progress (WIP) levels across the plant floor to prevent bottlenecks, control lead times, and optimize overall shop-floor flow.
- Act as an ERP/MRP super-user, maintaining master data integrity (lead times, bills of materials (BOMs), routing times, batch sizes) within the system to ensure accurate scheduling logic.
- Track, report, and drive improvement on core operational KPIs, including Schedule Attainment, On-Time In-Full (OTIF) delivery, Inventory Turnover, and Downtime due to material shortages.
- Lead Lean/Kaizen initiatives within the planning department, automating scheduling workflows, standardizing material replenishment strategies (e.g., Kanban/Pull systems), and reducing production lead times.
- Ensure all supply chain processes and documentation comply with AS9100, ITAR, and applicable customer and regulatory requirements.
- Comply with all company policies and procedures.
- Perform other duties as assigned.
Systems You'll Use:
- Google Workspace / SmartView / Salesforce / Planful / AwardCo
- ADP / Syspro / QMS / LYNQ / SQL / ESQL
Pay Transparency:
Winchester Interconnect Corporation is committed to pay transparency. The pay range for this position is $90,000 – $110,000 per year plus 10% AIP. Exact salary will be contingent upon your experience, education, skills, and any other factors Winchester Interconnect Corporation considers relevant to the hiring decision.
For a sneak peek into some of our benefits and to learn more about our career opportunities, click here https://www.winconn.com/jobs/.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. In addition to federal law requirements, Winchester Interconnect complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.
Winchester Interconnect expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.
Compensation: $90,000 – $110,000 per year
At Winchester Interconnect, we always do the right thing, the right way.
Winchester Interconnect is committed to inspiring the most innovative teams. We foster a dynamic, inclusive environment that thrives on collaboration and continuous growth. We hire exceptional people, celebrate wins, empower employee growth, and provide opportunities to thrive. Winchester is where potential transforms into purpose, and every team member plays a vital role in shaping our shared success.
Position Summary:
As our Senior Supply Chain Planner, you will be the vital link between customer demand, plant floor operations, and procurement. In this role, you will oversee end-to-end production scheduling and material flow within our Garden Grove manufacturing facility, taking responsibility for creating, optimizing, and maintaining master production schedules that maximize plant throughput and ensure 100% on-time delivery to our customers.
Operating in a high-mix, regulated aerospace and defense environment, you will address complex capacity bottlenecks, resolve material shortages before they impact production, and drive continuous improvement within our ERP/MRP systems and planning workflows. As a senior-level contributor, you will bring strong analytical skills and crisis management agility to anticipate conflicts, balance resources, and keep operations running seamlessly.
This position reports to the Supply Chain Manager.
Qualifications & Requirements:
- Bachelor's Degree in Supply Chain Management, Operations Management, Industrial Engineering, Business, or a related technical field.
- Must be a U.S. Person (U.S. Citizen or Permanent Resident) due to ITAR regulations.
- 6–8+ years of direct experience in production scheduling, master planning, or material control in a high-mix or high-volume manufacturing plant environment. Experience working under AS9100 or ISO9001 quality management systems is highly desired.
- Deep technical proficiency with major ERP/MRP platforms (e.g., SAP PP/MM, Oracle SCM, Epicor, Infor) and advanced scheduling software/APS tools; Syspro experience is a strong plus.
- Advanced skills in MS Excel (Power Query, Pivot Tables, Complex Formulas) or business intelligence tools (Power BI, Tableau) for capacity modeling and scenario analysis.
- APICS/ASCM certification is strongly preferred (e.g., CPIM - Certified in Planning and Inventory Management, or CSCP - Certified Supply Chain Professional).
- Solid understanding of Lean, Kanban, Just-In-Time (JIT) material flow, and Theory of Constraints (TOC).
- Able to make rapid, data-backed decisions under pressure when unexpected material shortages, machine breakdowns, or rush orders occur.
- Excellent interpersonal skills to effectively bridge priorities between Operations, Engineering, Quality, Purchasing, and Program Management/Customer Service.
- Exceptional quantitative and problem-solving skills to anticipate schedule conflicts before they reach the factory floor.
Our core values - Accountability, Collaboration, and Empowerment (ACE) - are the foundation of how we operate and drive success. You will take ownership of your contributions, collaborate with a team that gets stuff done, and be empowered to innovate and pursue bold initiatives that drive our business forward.
Are You Our Next ACE?
- Develop, maintain, and execute detailed finite daily and weekly production schedules for multiple production lines, work centers, and assembly areas.
Conduct rough-cut capacity planning (RCCP) and detailed line-level capacity analysis to balance labor, machinery, and material availability against sales forecasts and firm customer orders.
Partner daily with Production Supervisors and Operations Managers to review schedule adherence, address line stoppages, and re-sequence orders dynamically when disruptions occur.
- Collaborate closely with Buyers and Procurement to ensure raw materials, components, and sub-assemblies arrive in-plant to align seamlessly with production start dates.
- Optimize Safety Stock, Reorder Points (ROP), and Economic Order Quantities (EOQ) to maintain lean inventory levels while eliminating stockouts and line downtime.
- Monitor Work-in-Progress (WIP) levels across the plant floor to prevent bottlenecks, control lead times, and optimize overall shop-floor flow.
- Act as an ERP/MRP super-user, maintaining master data integrity (lead times, bills of materials (BOMs), routing times, batch sizes) within the system to ensure accurate scheduling logic.
- Track, report, and drive improvement on core operational KPIs, including Schedule Attainment, On-Time In-Full (OTIF) delivery, Inventory Turnover, and Downtime due to material shortages.
- Lead Lean/Kaizen initiatives within the planning department, automating scheduling workflows, standardizing material replenishment strategies (e.g., Kanban/Pull systems), and reducing production lead times.
- Ensure all supply chain processes and documentation comply with AS9100, ITAR, and applicable customer and regulatory requirements.
- Comply with all company policies and procedures.
- Perform other duties as assigned.
Systems You'll Use:
- Google Workspace / SmartView / Salesforce / Planful / AwardCo
- ADP / Syspro / QMS / LYNQ / SQL / ESQL
Pay Transparency:
Winchester Interconnect Corporation is committed to pay transparency. The pay range for this position is $90,000 – $110,000 per year plus 10% AIP. Exact salary will be contingent upon your experience, education, skills, and any other factors Winchester Interconnect Corporation considers relevant to the hiring decision.
For a sneak peek into some of our benefits and to learn more about our career opportunities, click here https://www.winconn.com/jobs/.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. In addition to federal law requirements, Winchester Interconnect complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.
Winchester Interconnect expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.
Compensation: $90,000 – $110,000 per year
Supply Planner Jobs by Experience Level
See All 232+ Supply Planner Jobs
Find roles that match your experience and apply in just a few clicks.
Find Supply Planner JobsSupply Planner Job Market
Who's Hiring
- Anduril12A
- SpaceX6S
- Penske Truck Leasing5
- Honeywell4
- BAE Systems USA4
Top Industries Hiring
- Chemicals & Materials
- Electronics & Hardware
- Technology & Software
- Transportation & Logistics
- Manufacturing
What Employers Look For
The qualifications that appear most often in supply planner jobs.
- Bachelor's degree in supply chain management, operations, business, or a related field
- Proficiency in ERP and planning software such as SAP, Oracle, or Kinaxis
- Experience with demand forecasting, inventory planning, and S&OP processes
- Strong Excel skills including pivot tables, VLOOKUP, and scenario modeling
- APICS CPIM or CSCP certification preferred or required for senior roles
- Ability to collaborate cross-functionally with procurement, logistics, and sales teams
Tips for Your Supply Planner Job Search
Quantify your inventory metrics on your resume
Hiring managers for supply planner roles want to see numbers, not duties. Replace phrases like 'managed inventory' with the fill rates, forecast accuracy percentages, or carrying-cost reductions you drove. Specific metrics make your impact legible across industries.
List your planning tools prominently
SAP IBP, Oracle, Kinaxis, Blue Yonder, and similar platforms often appear as hard requirements in job descriptions. Put the tools you know in a dedicated skills section near the top of your resume so recruiters and applicant-tracking systems catch them immediately.
Filter openings by planning horizon and industry
Supply planner roles differ sharply between short-cycle consumer goods and long-lead manufacturing or pharma. Targeting openings that match your industry background shortens the learning curve and strengthens your case during interviews, so filter by sector before applying broadly.
Apply early to roles that fit
Migrate Mate lists supply planner openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Prepare for a case-style supply scenario interview
Many supply planner interviews include a live or take-home scenario: a demand spike, a supplier disruption, or a safety-stock recalculation. Practice walking through your logic out loud, including the assumptions you make when data is incomplete, since interviewers evaluate your process as much as your answer.
Negotiate using total cost of role, not just base pay
Supply planner compensation often includes shift differentials, on-call pay, or annual bonuses tied to service-level targets. Before your final conversation, clarify how the variable components are calculated so you can evaluate the full offer against your target.
Supply Planner Jobs: Frequently Asked Questions
Which companies are hiring the most supply planners?
The companies hiring the most supply planners right now include Anduril, SpaceX, and Penske Truck Leasing, with the largest share of openings in California, Texas, and Ohio, based on current listings on Migrate Mate as of August 2026. Demand is strongest in consumer goods, pharmaceuticals, and industrial manufacturing.
How many supply planner jobs are remote?
About 42% of supply planner openings are fully remote or hybrid as of August 2026, though the share varies by industry and seniority. Demand planning and S&OP coordination roles tend to offer more remote flexibility than positions tied to distribution centers or manufacturing facilities that require on-site system access.
How do you become a supply planner?
Start with a degree in supply chain, business, or operations, then build hands-on experience with ERP systems and demand planning tools through internships, co-ops, or entry-level coordinator roles. Earning an APICS CPIM certification strengthens your candidacy significantly. Most hiring managers look for demonstrated ability to manage forecast accuracy and inventory trade-offs, not just theoretical knowledge.
How do you get a supply planner job with little experience?
Target entry-level supply chain analyst or inventory coordinator roles that use the same planning tools and expose you to S&OP cycles. Highlight any academic projects, internships, or part-time work involving forecasting, purchasing, or logistics coordination. Getting familiar with SAP or a similar ERP platform before you apply, even through free training modules, closes a common experience gap.
What does the supply planner interview process look like?
Most supply planner interviews include an initial recruiter screen, a hiring-manager conversation focused on your planning process and cross-functional experience, and at least one technical or scenario round where you work through a supply disruption or demand-shaping problem. Some employers add a take-home case or an Excel exercise testing your ability to build a replenishment or safety-stock model from raw data.
Where can I find and apply to supply planner jobs?
You can find and apply to supply planner jobs on Migrate Mate, which lists current openings from across the United States. Search the listings to find roles that match your industry background and planning experience, then apply directly to each one that fits.
See All 232+ Supply Planner Jobs
Find roles that match your experience and apply in just a few clicks.
Find Supply Planner Jobs