Buyer

A Day in Your Life at MKS:

As a Buyer at MKS Instruments, you will partner with Engineering, Planning, Quality, Suppliers, and internal cross‑functional teams to execute procurement activities, place and manage purchase orders, and ensure continuity of supply in support of production and business requirements. In this role, you will report to the Procurement Manager.

You Will Make an Impact By:

• Executing purchase orders in accordance with approved demand, lead times, and sourcing strategies.
• Managing supplier communications related to order confirmations, delivery commitments, and changes.
• Monitoring open orders, past due items, and shortages, and driving timely resolution to avoid production impact.
• Supporting supplier performance management, including on‑time delivery, responsiveness, and issue resolution.
• Collaborating with Planning, Engineering, Quality, and Finance to ensure alignment on material requirements and changes.
• Maintaining accurate procurement data and documentation within ERP systems (e.g., SAP / Oracle).

Travel Requirements: Up to 10% of travel is required.

Skills You Bring:

• Bachelor’s degree in business, Supply Chain, Engineering, or related field.
• 2+ years of job‑related work experience in procurement, purchasing, or supply chain roles.
• Experience placing and managing purchase orders in an ERP environment.
• Ability to analyze demand, lead times, and supplier constraints to support supply continuity.
• Strong communication skills for internal and external stakeholder coordination.
• Proficiency in Microsoft Excel and data analysis for tracking and reporting.

Preferred Skills:

• Experience in manufacturing, electronics, or industrial supply chains.
• Familiarity with SAP, Oracle, or similar ERP systems.
• Experience supporting ramp‑ups, shortages, or constrained supply environments.
• Understanding of supplier performance metrics (OTD, lead time, responsiveness).

Supervisory Scope:

• Reporting Relationships: Individual contributor role; no direct reports.
• Financial Responsibilities: Responsible for purchase order execution and spend compliance within assigned commodities or supplier scope.

Physical Demands and Working Conditions:

• Primarily office‑based role with extended periods of computer use.
• Occasional interaction with manufacturing or supplier sites as required.
• Ability to work across time zones to support global suppliers.

Globally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to various export control regulations.  Applicants for these positions may be limited (by, for example, their countries of citizenship, country of origin, or immigration status) where required by law or governmental contact, and/or employment made contingent upon the issuance of appropriate governmental licensing.

MKS Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply. We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy-related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law. Hiring decisions are based on merit, qualifications and business needs. We conduct background checks and drug screens, in accordance with applicable law and company policies.  MKS is generally only hiring candidates who reside in states where we are registered to do business.

MKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at: [email protected] .

If applying for a specific job, please include the requisition number (ex: RXXXX), the title and location of the role