Howmet Aerospace logo

Sales Inventory and Operations Planning Manager (SI&OP)

Howmet Aerospace

Whitehall, MIJobSeen 2w agoSeen in employer's feed 5 days ago

Most applications go out cold — see where you stand first. No sign-up to start.

You apply on the employer's site, with no Olive account needed.

Watch jobs like this.

Don't just apply. Show up ready.

Olive works from this exact posting.

At a glance

Compensation
No compensation found
Location
Whitehall, MI
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Bachelor's degree

Job overview

The SIOP Manager leads the Sales, Inventory, and Operations Planning process, aligning demand, supply, and financial plans. The role works across Sales, Operations, Supply Chain, Finance, and Engineering to optimize inventory, improve forecast accuracy, and support production scheduling. It also supports ERP/MRP enhancements and provides performance reporting to leadership. Visa sponsorship is not available, and applicants must be legally authorized to work in the United States.

Skills & qualifications

RequiredNice to have

Skills

Demand ForecastingSupply Chain PlanningProduction PlanningERP/MRP SystemsAnalytical SkillsProblem SolvingCommunicationFacilitationCross-Functional LeadershipInfluencingExcelPower BIData AnalysisLean PrinciplesContinuous Improvement

Qualifications

Bachelor's in Business, Supply Chain, Operations Management, or Related Field5+ Years Supply Chain, Production Planning, or Operations Management Experience3+ Years SIOP or Demand Planning Leadership ExperienceMaster of Business AdministrationManufacturing Industry ExperienceMulti-Site Experience

Benefits

Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match
Paid Time Off
Parental Leave
Tuition Assistance

Full job description

Position Summary

The SIOP Manager is responsible for leading the Sales, Inventory, and Operations Planning process to ensure alignment across demand, supply, and financial plans. This role drives cross-functional collaboration between Sales, Operations, Supply Chain, Finance, and Engineering to optimize inventory levels, improve forecast accuracy, and support efficient production scheduling. The SIOP Manager plays a key role in ensuring the organization can meet customer demand while maintaining operational efficiency and profitability.

Key Responsibilities:

  • Lead and facilitate the monthly SIOP process to ensure alignment between demand, supply, and financial goals.

  • Partner with Sales and Marketing to develop accurate demand forecasts and assess market trends

  • Collaborate with Operations, Procurement, and Production teams to ensure capacity and material availability align with forecasted demand.

  • Analyze supply and demand data to identify gaps, risks, and opportunities; present findings and recommendations to leadership.

  • Develop and maintain metrics to monitor forecast accuracy, inventory turns, service levels, and production performance.

  • Drive continuous improvement in forecasting, inventory management, and production planning processes.

  • Lead cross-functional meetings to review forecasts, production plans, and inventory strategies.

  • Partner with Finance to align operational plans with business budgets and performance targets.

  • Support ERP/MRP system enhancements to improve visibility and accuracy of SIOP data.

  • Prepare and deliver regular executive summaries and performance reports for leadership review.

Basic Qualifications

  • Bachelor’s degree in Business, Supply Chain, Operations Management, or related field from an accredited institution

  • Minimum of 5 years of experience in supply chain, production planning, or operations management, with at least 3 years in a SIOP or demand planning leadership role

  • Employees must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Visa sponsorship is not available for this position.

Preferred Qualifications

  • Master of Business Administration from an accredited institution

  • Manufacturing industry experience; multi-site experience a plus.

  • Experience with ERP/MRP systems.

  • Strong analytical and problem-solving skills

  • Excellent communication and facilitation abilities across all levels of the organization

  • Demonstrated ability to lead cross-functional teams and influence without direct authority

  • Proficiency in Excel, Power BI, and data analysis tools

  • Knowledge of Lean principles and continuous improvement methods preferred

Compensation and Benefits:

If a pay range is identified for this job, it is based on a good faith estimate at the time of this posting. Actual compensation is subject to variation due to factors such as education, experience, skillset, market/business considerations, and/or location.

Howmet Aerospace offers a competitive benefits package to support the health, financial well-being, and professional growth of our employees. Benefits include:

  • Comprehensive medical, prescription, dental, and vision benefits coverage, including FSA and HSA account options

  • Pre-tax and Roth 401(k) retirement savings plans offering employer matching funds and a separate employer retirement contribution

  • Paid holidays and vacation time (eligibility, accrual, and usage are discretionary and governed by applicable policies)

  • Paid parental leave and adoption assistance programs

  • Life insurance and disability coverage plans

  • Optional coverage plans for auto, home, legal, identity theft, and pet insurance

  • Tuition Assistance Program and ongoing professional development opportunities

  • Employee Assistance Program (EAP)

Our Story:

Howmet Aerospace Inc. (NYSE: HWM), headquartered in Pittsburgh, Pennsylvania, is a leading global provider of advanced engineered solutions for the aerospace and transportation industries. Our primary businesses focus on jet engine components, aerospace fastening systems, titanium structural parts and forged wheels. With $8.3 Billion in revenue in 2025, our products play a crucial role in enabling fuel efficiency and lightweighting, contributing to our customers’ success and making a positive impact on the world. To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report. Follow: LinkedIn (https://www.linkedin.com/company/howmet-aerospace) , Twitter (https://twitter.com/howmetaerospace) , Instagram (https://www.instagram.com/howmetaerospace/) , Facebook (https://www.facebook.com/Howmetaerospace/) , and YouTube (https://www.youtube.com/howmetaerospace) .

Equal Opportunity Employer:

Howmet is proud to be an Equal Employment Opportunity employer. We are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or other applicable legally protected characteristics.

If you need assistance to complete your application due to a disability, please email: [email protected]

How this job compares

Set against the 580 open Supply Chain Planning jobs on Olive Jobs, counted November 4, 2026.

Pay
  • This postingNot listed
  • US median$102–204K/yr453 salary ranges
Openings
Olive Jobs lists 17 open Supply Chain Planning jobs in Michigan and 580 across the US. 3% of them nationwide are listed as remote or flexible.
Hiring the most across the US
Experience
This posting asks for at least 5 years of experience; Supply Chain Planning postings that state a minimum ask for 5 years at the median (514 postings).
Education
This posting asks for a bachelor's degree; 301 of the 580 open Supply Chain Planning jobs (52%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 4, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

Prepare for this role

You've read the whole posting — now see how you match it.