Caleb Walker
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Caleb Walker Email & Phone Number

Procurement Category Manager, Energy and Bulk Gases at Hemlock Semiconductor
Location: United States 9 work roles 1 school
2 work emails found @hscpoly.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 86%

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Work email c****@hscpoly.com
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Current company
Role
Procurement Category Manager, Energy and Bulk Gases
Location
United States
Company size

Who is Caleb Walker? Overview

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Quick answer

Caleb Walker is listed as Procurement Category Manager, Energy and Bulk Gases at Hemlock Semiconductor, a with 790 employees, based in United States. AeroLeads shows a work email signal at hscpoly.com and a matched LinkedIn profile for Caleb Walker.

Caleb Walker previously worked as Procurement Category Manager, Energy & Bulk Gases at Hemlock Semiconductor and Reliability Technical Leader at Hemlock Semiconductor. Caleb Walker holds Bachelors, Mechanical Engineering from Michigan Technological University.

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Email format at Hemlock Semiconductor

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{first}.{last}@hscpoly.com
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About Caleb Walker

Caleb Walker is a Procurement Category Manager, Energy and Bulk Gases at Hemlock Semiconductor.

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Caleb Walker's current company

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Hemlock Semiconductor
Hemlock Semiconductor
Procurement Category Manager, Energy and Bulk Gases
United States
Website
Employees
790
AeroLeads page
9 roles

Caleb Walker work experience

A career timeline built from the work history available for this profile.

Associate Reliability Engineering Specialist

Hemlock, Michigan, Us

● Site Commodity Leader for Valves & Piping. Responsible for driving reliability, writing and maintaining specifications and site valve database, leading improvement projects, reviewing failures, leading high level root cause analyses, establishing best practices, dealing with stock-related issues, and working with manufacturers and vendors to correct problems. ● Certified and experienced practitioner of both Sologic and ABS Root Cause Investigation methodologies. Six Sigma trained. Routinely employ minitab, Spotfire, and SPC principals to solve difficult problems.● Reliability team subject matter expert for: OEE, Piping, Valves, Heat Exchanger, Vessels and Process Refrigeration. ● Maintain and set goals for site KPI’s (Key Process Indicator), including tracking valve and piping related incidents, costs, and OEE for all areas or the plant. Analyze data to identify patterns and defect improvement opportunities. Create and complete improvement projects related to findings.● Active team member on both Process Compressor Commodity team, along with the Refrigeration Compressor Commodity team.

Oct 2018 - Nov 2019

Associate Maintenance Engineering Specialist

Hemlock, Michigan, Us

● Responsible for daily reliability support, which included the investigation of all types of equipment failures. Strong focus on rotating equipment, through the utilization of SAP, ABB plant control system, PI Osisoft software, electronic operator logs, operator rapport, shops interactions, and Central Reliability.● Development and execution of reliability improvement/maintain projects, working directly with building technicians, operations team, central engineering, shops personnel, and external construction. Acted as Manufacturing Representative. Responsible for developing and maintaining change management processes for projects ranging from small expense projects up to $2M capital projects.● Developed and executed the Reliability Roadmap, including creating and monitoring reliability KPI’s, utilizing SPC (Statistical Process Control) Principals.● Developed and helped implement Site Commodity Team strategy, which narrowed the focus from central engineering groups, driving continuous improvement. ● Documentation management and development of standard operating procedures (SOP), developed the site process compressor seal SOP. ● Led multiple root cause investigations, effectively applying both Six Sigma and Sologic RCA methods. Created and executed corrective action plans that prevented major incidents from recurring.● Successfully executed large piping insulation remediation projects. Coordinated efforts to repair $1.5M+ of CUI (corrosion under insulation) and insulation defects.● Established scope and execution of a major site stress corrosion cracking remediation project, with replacement costs exceeding $2M. Challenged site’s current piping specifications, which led to the development of new pipe specifications, eliminating the risk of catastrophic process failures.● Acted as subject matter expert on Process Hazard Analysis (PHA) for multiple areas of the plant.● Supervised engineering intern who completed high-impact reliability projects.

Dec 2014 - Sep 2018

Senior Manufacturing Engineer At Hemlock Semiconductor

Hemlock, Michigan, Us

Manufacturing/Reliability Engineer – Define and implement projects to improve reliability of process and physical assets – July 2013 to Dec 2014 ● Responsible for daily troubleshooting support, as well as development and implementation of process improvement projects, working directly with building technicians and operations team.● Developed and monitored process KPI’s utilizing SPC (Statistical Process Control).● Managed the successful startup of an idled process, on budget, on time, and with zero safety incidents.● Led optimization of HCl Recovery Process to minimize HCl breakthrough at max production rates, using a Six Sigma Black Belt approach.● Management and development of safety-related documentation and operation procedures for the HCl/Plant vent areas.● Developed and maintained mechanical integrity monitoring programs for both the HCl/Plant Vent areas.● Identified reliability issues and interfaced with site bad actor program leader to implement engineered Continuous Improvement solutions.● Participated on Six Sigma Project to reduce site phosphorous excursions. Receiving a MEGO (Manufacturing Engineering and Global Operations) award for my participation, which was given annually to recognize Dow Corning’s most impactful manufacturing or engineering projects.

Jul 2013 - Dec 2014

Mechanical Project Engineering Specialist

Hemlock, Michigan, Us

Project Engineer – Mechanical Team: Define, estimate, design and execute capital projects, support plant reliability projects – July 2011 to June 2013● Execute improvement projects on chemical piping systems, chemical process systems, pressure vessel improvements, reactor system rebuilds, automated material handling systems and safety systems.● Detailed piping layout design, process system design, pipe stress analysis utilizing Intergraph Caesar II modeling software, relief calculations, steam system design, pressure vessel design, heat exchanger design, and detailed estimating for projects ranging from $5k to $2M, utilizing Precision Estimating software.● Construction planning and scheduling, bidding, negotiations, engineering field support during construction, system startup support.● Preventive maintenance planning and SAP plan creation.● Technical authority responsible for developing and maintaining safety standards, engineering standards, engineering project records, and equipment records.

Jul 2011 - Jun 2013

Design Engineer

Houston, Texas, Us

● Selected for Rotational Leadership Development Program based upon leadership qualities and diverse career background.● Analyzed customer issues through high level customer interaction. Provided feasible design solutions for companies, including: Exxon, BP, and Marathon.● Performed engineering calculations utilizing Excel, Solidworks, and Microstation to ensure tools were fully functional and of top quality. ● Responsible for performing quality and assurance checks with manufacturing process, classifying non-conformances, and presenting them to the customer. Used engineering calculations to get their approval on these non-conformances. ● Safety Champion of work group, which allowed me to lead the development of safety presentations and present on safety topics. Received a safety award for being a responsible corporate citizen.

Jun 2010 - Jun 2011

Maintenance Engineer Intern

Delphi Automotive Systems

Maintenance Engineer Intern• Lead reorganization of tool crib.• Worked directly with members of tooling group.• Implemented recycling program, working with supervisors for optimum plan. • Development of preventative maintenance calendar.• Reviewed and prepared a new Maximum/Minimum list on all parts in the tool crib.

May 2007 - Aug 2007
Team & coworkers

Colleagues at Hemlock Semiconductor

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1 education record

Caleb Walker education

  • Michigan Technological University
    Michigan Technological University
    Mechanical Engineering
FAQ

Frequently asked questions about Caleb Walker

Quick answers generated from the profile data available on this page.

What company does Caleb Walker work for?

Caleb Walker works for Hemlock Semiconductor.

What is Caleb Walker's role at Hemlock Semiconductor?

Caleb Walker is listed as Procurement Category Manager, Energy and Bulk Gases at Hemlock Semiconductor.

What is Caleb Walker's email address?

AeroLeads has found 2 work email signals at @hscpoly.com for Caleb Walker at Hemlock Semiconductor.

Where is Caleb Walker based?

Caleb Walker is based in United States while working with Hemlock Semiconductor.

What companies has Caleb Walker worked for?

Caleb Walker has worked for Hemlock Semiconductor, Baker Hughes, and Delphi Automotive Systems.

Who are Caleb Walker's colleagues at Hemlock Semiconductor?

Caleb Walker's colleagues at Hemlock Semiconductor include Tim Kaminski, Jaquan Ross, Mark Davis, Karmen Sanders, and Josh Mueller.

How can I contact Caleb Walker?

You can use AeroLeads to view verified contact signals for Caleb Walker at Hemlock Semiconductor, including work email, phone, and LinkedIn data when available.

What schools did Caleb Walker attend?

Caleb Walker holds Bachelors, Mechanical Engineering from Michigan Technological University.

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