Operational Buyer III
Vacaville, CA
Date Posted:06-Aug-2026
Work Type:On-Site
Job Number:494163
Job Description
Position Title: Operational Buyer III
Work Location: Vacaville CA 95688
Assignment Duration: 6 Months with opportunities for extension
Work Schedule: Regular Office Hours
Work Arrangement: Onsite
Position Summary:
Proactively manage the performance of raw material suppliers, to ensure the Material Requirement Plan can be realized. Ensure relevant Procurement Master Data is available and maintained in SAP so the Material Requirements Plan (MRP) can be calculated reliably and the PO creation process can be as effective as possible. Support the category manager and strategic buyers to implement their supply strategies. Cooperate closely with Accounts Payable to resolve invoice queries.
Key Responsibilities:
Procurement & SAP Data: Maintain and audit purchasing records, purchase orders, and supplier data in SAP.
Data & Analytics: Function as an embedded analyst—pull and manipulate raw procurement data to create actionable reports.
Vendor Management: Handle supplier complaints and resolve invoice, delivery, or fulfillment issues.
Operations: Manage day-to-day purchasing workflows independently with minimal supervision.
• Monitor & track supplier performance and feedback to strategic buyers and/or category managers
• Support the implementation of supplier changes and other initiatives led by Central Category managers and Site Strategic Buyers
• Collaborate with the broader procurement team to ensure all relevant material & vendor master data and outline agreements are available in SAP and are up to date
• Manage all Level 2 vendor escalations, including but not limited to:
? Expediting delivery confirmation dates that don’t meet our MRP and production needs
? MRP driven delivery date “Push Out” or “Pull In”
? Late or missing PO confirmations
? Pricing Discrepancies
? Delivery and Shipping related issues and inquiries
• Manage Vendor performance, driving improvements on time delivery, quality conformance, and other compliance issues
• Manage and resolve Vendor Returns (RMA, Cost Recovery, Replacements)
• Perform regular open order review meeting with Vendors
• Manage AP Inquiries (Invoice issues, etc..)
• Support internal cross-functional stakeholders to onboard and approve new raw materials and supplier
• Lead competitive bid process (per applicable policy) and/or execute RFx market interventions
• Lead supplier negotiations for low value contracts with supplier
• Train new joiners and junior colleagues
• Supervise more junior colleagues in the team
• Perform other duties as assigned
Qualification & Experience:
Experience: 5+ years in operational procurement or supply chain, or a combination with a degree in data analysis.
Technical: Proficient in SAP and advanced data manipulation (Excel/BI tools).
Skills: Strong problem-solver, self-directed, and detail-oriented. Able to communicate efficiently and patiently with vendors.
• Degree (preferred): Associates or Bachelor in Business, Economics, Engineering, Procurement or Supply Chain
• Language(s) Required: English – Ability Level 3 - Native Speaker
• Preferred: Depending on geography – Ability Level 2 - Business Fluent
• Certifications Required: None
• Work Experience Area: Raw material Purchasing – Level: Entry Level - 0-4 years
• Work Experience Area: SAP Material management – Level: Intermediate Level – 5-8 years
• Customer service mindset and ability to manage several priorities simultaneously
• Positive attitude with a willingness to learn new skill sets
• Working knowledge of general business practices
• Experience and knowledge of both Operational Procurement and Purchasing of Direct (Raw Materials) (e.g. Purchase Requisition to Purchase Order Process)
• Conducting competitive bid processes
• Experience of managing suppliers and carrying out low value negotiations
• Able to persuade and influence suppliers to achieve best outcome for our organization
• Hands on experience of using SAP ERP in a purchasing/procurement role
• Hands on experience of using Microsoft Office
• Ideally APICS or equivalent MRP Planner certificate
• Competencies & Behaviors: Agility – Is willing to take on new challenges. Takes steps to adapt thinking and behavior to support change
• Business Acumen – Uses knowledge of his/her business area to make accurate and timely decisions
• Collaboration – Works as an active member of his/her and cross-functional team
• Customer Focus – Understands what internal and/or external customers need from him/her to deliver in his/her respective role
• Driving Results – Ensures quality standards are maintained while delivering results
• Leadership – Contributes to a positive work environment. Acts as a reliable and dependable member of the team
Working Conditions & Physical Demands (If Applicable):
Safety: Must know and follow job safety procedures, attend required health and safety training, proactively promote safety at work, and promptly report actual and potential accidents and injuries. Must comply with safety policies of the company and site.
Quality Responsibility: Adherence to cGMPs is required at all times during the manufacture of APIs. All personnel own the quality of what they deliver and are responsible for notifying responsible management in a timely manner of regulatory inspections, serious GMP deficiencies, process deviations, product defects and related actions.
Environmental Demands: The normal working environment is: Office Setting
Mental Demands: Must have the ability to work in a fast paced, high workload environment, and be able to manage multiple projects and objectives for on-time event closure. Must have the ability to comprehend process flow and identify factors which influence the process. Must be able to read and follow defined SOPs and policies, work independently and as part of a team on various manufacturing tasks, identify and communicate non-routine events, and review more complex decisions with management. Must be proactive, action oriented, and have the ability to adapt to a change. Must be able to identify and flag risks in a timely manner to keep deliverables on track. Must have strong communication skills both verbally and written. Must be able to support other members of the team through mentoring and training.
Work Location: Vacaville CA 95688
Assignment Duration: 6 Months with opportunities for extension
Work Schedule: Regular Office Hours
Work Arrangement: Onsite
Position Summary:
Proactively manage the performance of raw material suppliers, to ensure the Material Requirement Plan can be realized. Ensure relevant Procurement Master Data is available and maintained in SAP so the Material Requirements Plan (MRP) can be calculated reliably and the PO creation process can be as effective as possible. Support the category manager and strategic buyers to implement their supply strategies. Cooperate closely with Accounts Payable to resolve invoice queries.
Key Responsibilities:
Procurement & SAP Data: Maintain and audit purchasing records, purchase orders, and supplier data in SAP.
Data & Analytics: Function as an embedded analyst—pull and manipulate raw procurement data to create actionable reports.
Vendor Management: Handle supplier complaints and resolve invoice, delivery, or fulfillment issues.
Operations: Manage day-to-day purchasing workflows independently with minimal supervision.
• Monitor & track supplier performance and feedback to strategic buyers and/or category managers
• Support the implementation of supplier changes and other initiatives led by Central Category managers and Site Strategic Buyers
• Collaborate with the broader procurement team to ensure all relevant material & vendor master data and outline agreements are available in SAP and are up to date
• Manage all Level 2 vendor escalations, including but not limited to:
? Expediting delivery confirmation dates that don’t meet our MRP and production needs
? MRP driven delivery date “Push Out” or “Pull In”
? Late or missing PO confirmations
? Pricing Discrepancies
? Delivery and Shipping related issues and inquiries
• Manage Vendor performance, driving improvements on time delivery, quality conformance, and other compliance issues
• Manage and resolve Vendor Returns (RMA, Cost Recovery, Replacements)
• Perform regular open order review meeting with Vendors
• Manage AP Inquiries (Invoice issues, etc..)
• Support internal cross-functional stakeholders to onboard and approve new raw materials and supplier
• Lead competitive bid process (per applicable policy) and/or execute RFx market interventions
• Lead supplier negotiations for low value contracts with supplier
• Train new joiners and junior colleagues
• Supervise more junior colleagues in the team
• Perform other duties as assigned
Qualification & Experience:
Experience: 5+ years in operational procurement or supply chain, or a combination with a degree in data analysis.
Technical: Proficient in SAP and advanced data manipulation (Excel/BI tools).
Skills: Strong problem-solver, self-directed, and detail-oriented. Able to communicate efficiently and patiently with vendors.
• Degree (preferred): Associates or Bachelor in Business, Economics, Engineering, Procurement or Supply Chain
• Language(s) Required: English – Ability Level 3 - Native Speaker
• Preferred: Depending on geography – Ability Level 2 - Business Fluent
• Certifications Required: None
• Work Experience Area: Raw material Purchasing – Level: Entry Level - 0-4 years
• Work Experience Area: SAP Material management – Level: Intermediate Level – 5-8 years
• Customer service mindset and ability to manage several priorities simultaneously
• Positive attitude with a willingness to learn new skill sets
• Working knowledge of general business practices
• Experience and knowledge of both Operational Procurement and Purchasing of Direct (Raw Materials) (e.g. Purchase Requisition to Purchase Order Process)
• Conducting competitive bid processes
• Experience of managing suppliers and carrying out low value negotiations
• Able to persuade and influence suppliers to achieve best outcome for our organization
• Hands on experience of using SAP ERP in a purchasing/procurement role
• Hands on experience of using Microsoft Office
• Ideally APICS or equivalent MRP Planner certificate
• Competencies & Behaviors: Agility – Is willing to take on new challenges. Takes steps to adapt thinking and behavior to support change
• Business Acumen – Uses knowledge of his/her business area to make accurate and timely decisions
• Collaboration – Works as an active member of his/her and cross-functional team
• Customer Focus – Understands what internal and/or external customers need from him/her to deliver in his/her respective role
• Driving Results – Ensures quality standards are maintained while delivering results
• Leadership – Contributes to a positive work environment. Acts as a reliable and dependable member of the team
Working Conditions & Physical Demands (If Applicable):
Safety: Must know and follow job safety procedures, attend required health and safety training, proactively promote safety at work, and promptly report actual and potential accidents and injuries. Must comply with safety policies of the company and site.
Quality Responsibility: Adherence to cGMPs is required at all times during the manufacture of APIs. All personnel own the quality of what they deliver and are responsible for notifying responsible management in a timely manner of regulatory inspections, serious GMP deficiencies, process deviations, product defects and related actions.
Environmental Demands: The normal working environment is: Office Setting
Mental Demands: Must have the ability to work in a fast paced, high workload environment, and be able to manage multiple projects and objectives for on-time event closure. Must have the ability to comprehend process flow and identify factors which influence the process. Must be able to read and follow defined SOPs and policies, work independently and as part of a team on various manufacturing tasks, identify and communicate non-routine events, and review more complex decisions with management. Must be proactive, action oriented, and have the ability to adapt to a change. Must be able to identify and flag risks in a timely manner to keep deliverables on track. Must have strong communication skills both verbally and written. Must be able to support other members of the team through mentoring and training.
Applicant Notices & Disclaimers
- For information on benefits, equal opportunity employment, and location-specific applicant notices, click here
At SPECTRAFORCE, we are committed to maintaining a workplace that ensures fair compensation and wage transparency in adherence with all applicable state and local laws. This position's pay range is $35.76/hr – $36.50/hr.