GSC Third Party Manager

Job Description

The Role:

As a leader in Supply Chain, this role is responsible for managing day-to-day operations related to third-party service providers supporting plant operations. The position serves as the key liaison between GM and third-party partners to ensure safe, efficient, and cost-effective execution of services that support production. This role is responsible for driving performance in safety, quality, responsiveness, cost, and people initiatives while ensuring third-party operations remain aligned with plant objectives, contractual requirements, and GM processes.

What You'll Do (Responsibilities):

• Act as the primary GM contact for assigned third-party service providers supporting plant operations.

• Monitor third-party performance to ensure alignment with plant safety, quality, delivery, and cost targets.

• Oversee compliance to GM procedures, plant requirements, and contractual obligations.

• Resolve day-to-day service, operational, and supplier issues with urgency to minimize impact to production.

• Coordinate with internal teams including Production, Quality, Engineering, PC&L, Materials, Finance, and Purchasing to support business needs.

• Lead implementation of new third-party activities, scope changes, process
  updates, and operational improvements.

• Support onboarding and offboarding activities, system access needs, and administrative requirements for third-party personnel.

• Review invoices, accruals, forecasts, and budget performance related to third-party services.

• Analyze supplier performance, identify gaps, and develop corrective actions and cost improvement opportunities.

• Support audits, BPD reviews, layered audits, and other plant governance routines related to third-party operations.

• Prepare and communicate status updates, metrics, risks, and action plans to plant leadership.

• Support continuous improvement initiatives to improve material flow, service performance, and operational efficiency.

Your Skills and Abilities (Required Qualifications):

• Bachelor’s degree in Supply Chain, Business, Engineering, or related field, or equivalent manufacturing/materials experience.

• 3 years of experience in manufacturing, supply chain, materials, warehouse operations, logistics, or plant operations.

• Strong problem-solving and analytical skills.

• Strong written and verbal communication skills.

• Ability to work cross-functionally with internal teams and external suppliers.

• Proficiency in Microsoft Office applications, especially Excel.

• May require flexibility in schedule to support operational issues across shifts as needed.

• Ability to work overtime as needed

• MUST have a valid driver's license

• Ability to drive between sites on a weekly basis

• Ability to stand and walk for long periods of time

What Can Give You a Competitive Edge (Preferred Qualifications):

• 5+ years of experience in manufacturing, supply chain, materials, warehouse operations, logistics, or plant operations.

• Experience working with third-party service providers in a plant or warehouse environment.

• Knowledge of supply chain, materials, logistics, or PC&L processes.

• Experience with budgeting, invoice tracking, accruals, or cost performance management.

• Familiarity with GM operating systems, plant processes, audits, and performance reviews.

• Demonstrated ability to lead initiatives and drive issue resolution in a fast- paced manufacturing environment.



GM does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need GM immigration sponsorship now or in the future. This includes direct company sponsorship, entry of GM as the immigration employer of record on a government form, and any work authorization requiring a written submission or other immigration support from the company (e.g., H1-B, OPT, STEM OPT, CPT, TN, J-1, etc).

This role is categorized as onsite. This means the selected candidate is expected to report to a specific location on a full-time basis.

This job may be eligible for relocation benefits.

This position requires the ability to legally operate a motor vehicle on a regular basis. A company vehicle will only be provided for this role by passing the Motor Vehicle Report review.



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