IEM
Manufacturing & IndustrialDirect Greenhouse career site

Supply Planning Manager

Pay
$145,565 – $177,980 per year
Location
Fremont, CA · On-site
Level
Lead / Staff
Experience
5+ years
Education
Bachelor's degree
Listed
31 days ago

Skills & highlights for this role

  • rough-cut capacity planning
  • master production scheduling
  • S&OP
  • ERP systems

Also useful

  • INFOR SyteLine
  • Power BI
  • APICS CPIM
  • CSCP

Stated benefits & perks

  • Medical

Position Summary

The Supply Planning Manager is responsible for owning and driving the enterprise supply plan, including rough-cut capacity planning, as a core component of the company's Sales & Operations Planning (S&OP) cycle. This role serves as the primary liaison between the supply chain organization and plant Operations, ensuring supply plans are feasible, executable, and aligned to customer demand.

Key Responsibilities

  • Develop and maintain the enterprise supply plan, translating the consensus demand plan into a feasible production and supply strategy through rough-cut capacity planning (RCCP).
  • Lead the supply review process within the monthly S&OP cycle, presenting supply constraints, risks, and recommended mitigations to senior leadership.
  • Serve as the primary point of contact for plant Operations teams on supply plan requirements, capacity utilization, and schedule feasibility.
  • Provide dotted-line oversight and direction to plant Master Schedulers, ensuring alignment between enterprise supply plans and facility-level Master Production Schedules (MPS).
  • Identify supply/demand imbalances and capacity constraints; develop and communicate resolution scenarios and trade-off analyses.
  • Collaborate with Demand Planning to ensure supply plans reflect the latest consensus forecast and support agreed service level targets.
  • Work with Procurement and Materials teams to align supply plans with material availability and lead time constraints.
  • Maintain and improve supply planning tools, capacity models, and ERP-based planning parameters, partner with the Planning Systems Manager on system enhancements.
  • Develop and monitor key supply planning KPIs including schedule attainment, capacity utilization, and inventory performance.
  • Lead a team of supply planners to optimize inventory levels, improve forecast accuracy, and ensure seamless product availability.
  • Perform other duties as assigned by supervisor.

Competencies

  • Systems Thinking: Ability to understand and balance enterprise-level supply constraints across multiple facilities and product lines.
  • Collaboration & Communication: Strong interpersonal skills to align Operations, Procurement, and cross-functional teams on supply plan execution.
  • Analytical Thinking: Proficiency in capacity modeling, scenario analysis, and data-driven decision making.
  • Attention to Detail: Ability to manage and reconcile complex planning data across multiple horizons and facilities.
  • Leadership: Capability to influence and align dotted-line reports and operational stakeholders without direct authority.
  • Adaptability: Ability to respond quickly to supply disruptions, demand changes, and shifting operational priorities.

Qualifications

  • Bachelor's degree in Supply Chain Management, Industrial Engineering, Operations, or a related field required.
  • Minimum 5 years of experience in supply planning, master scheduling, or S&OP within a manufacturing environment.
  • Demonstrated experience with rough-cut capacity planning and MPS development.
  • Experience providing cross-functional or dotted-line leadership to scheduling or planning personnel preferred.
  • Proficiency with ERP systems required; INFOR/SyteLine experience highly preferred.
  • Experience with BI tools (e.g., Power BI, Tableau) required for KPI tracking and reporting.
  • APICS CPIM or CSCP certification preferred.
  • Advanced proficiency in Microsoft Excel and capacity modeling tools.
  • ASCM CPIM certification preferred.
  • Demonstrated career ambition with a track record of growth and increasing responsibility; highly promotable with the potential to take on broader leadership roles within a fast-paced, high-growth organization

Additional information

Compensation actually offered for this role will take into account internal equity and also may vary depending on the candidate's geographic region, job-related knowledge, skills, and experience among other factors. A bonus and/or long-term incentive units may be provided as part of the compensation package, in addition to the full range of medical, financial, and/or other benefits, dependent on the level and position offered.

[FRE Compensation Range

$145,565 - 177,980 USD]

Recruiting Scams

Beware of recruiting scams. IEM never charges candidates fees, and all recruiter emails come from an @iemfg.com address. If you suspect fraudulent activity, do not share personal information and report it to us at iemfg.com/contact

Non-Discrimination Statement

IEM does not discriminate against any applicant based on any characteristic protected by law.

Privacy

Information collected and processed as part of your IEM Careers profile, and any job applications you choose to submit is subject to IEM's Workforce Member Privacy Policy.

Use of AI

At IEM, we are committed to a fair and transparent hiring process. Use the link below to view how we use artificial intelligence (AI) technology to assist in reviewing job applications and your rights as an applicant.

AI Use in IEM's Hiring Process

About IEM

At IEM, we're not just building innovative electrical distribution systems, we're shaping the future. IEM is dedicated to delivering world-class solutions for complex power needs. After 75 years, we continue to push the boundaries of what's possible. Whether you're an experienced professional or just starting out, you'll have the opportunity to contribute, grow, and make a lasting impact on industries that power the world's most dynamic markets.

Why Join IEM

At IEM, you'll join a team that powers some of the world's most ambitious projects. We're engineers, makers, and problem-solvers who thrive on tackling complex challenges and delivering solutions that keep industries moving forward. If you're driven, collaborative, and ready to make an impact, we'd love to hear from you. Your creativity and passion can help us achieve great things-come be part of the journey.

We offer comprehensive and competitive benefits package designed to support our employees' well-being, growth, and long-term success.

Read the original posting

From IEM's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

Rolev.ai is a job search and application tool for US job seekers. For this Supply Planning Manager role at IEM, it shows how your resume fits, tailors your resume to the posting, and prepares the application for you to review.

  • See how you fit

    Openings from employer career sites are ranked against your whole resume—and searchable inside Claude, ChatGPT, and Cursor via Rolev.ai MCP.

  • Tailor without inventing

    Every change to your resume is checked against your original. New experience goes in only with your yes—zero fabricated claims.

  • Draft the full kit

    Tailored and Full Match resumes, role-specific cover letters, and answers to employer screening questions are prepared in seconds.

  • 1-Click Extension Autofill

    The Chrome extension fills the employer's Greenhouse, Workday, Lever, or Ashby form in 1 click. You review it and press Submit.

Common questions

What is the salary for the Supply Planning Manager role at IEM?

The Supply Planning Manager posting at IEM states compensation of $145,565 – $177,980 per year. Final pay may depend on location, experience, and interview evaluation on IEM's official career site.

Where is the Supply Planning Manager job at IEM located?

This Supply Planning Manager position at IEM is located in Fremont, CA (On-site). Always check IEM's application page for specific state eligibility or relocation policies.

What qualifications are required for Supply Planning Manager at IEM?

For the Supply Planning Manager role, IEM highlights 5+ years of relevant experience; a bachelor's degree; experience with rough-cut capacity planning, master production scheduling, S&OP, ERP systems. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Supply Planning Manager position at IEM?

This listing links directly to IEM's Greenhouse application page. You can apply directly on IEM's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.