Sr. Buyer - Defense & Space Manufacturing

Sr. Buyer

The Sr. Buyer manages the active supply base to optimize supplier performance and support operational excellence. They lead problem-solving and continuous improvement initiatives while influencing key stakeholders. The role ensures timely ordering and material availability based on approved requisitions and is accountable for developing and maintaining competitive sources for materials, supplies, and services.

Key Responsibilities:

Active supply base management to optimize supplier performance and accommodate operational excellence. Champion problem-solving activities, foster continuous improvement environment and influence stakeholders. The Sr. Buyer is responsible for the ordering, based on approved requisitions, and availability of materials to meet development/production requirements. This includes responsibility for developing and maintaining competitive sources for materials, supplies and services.

PO Process:

• Executes, purchase order, blanket purchase orders and other measures to secure long term supply & fix pricing.
• Identified opportunities for supplier Kan Ban, safety stock or VMI & initiate.
• Ensures that purchase order records are always accurate, and resolves any discrepancies about price, lead time, transportation & T/C's expeditiously.
• Manages the execution of complex processing & operations.
• Responds urgently to shortages or push outs. Able to resolve and manage effectively to prevent disruption to operations & customer expectations.
• Follows all company purchasing policies and procedures.
• Receives and evaluates proposals from potential suppliers. Develops negotiation plans, and with management approval, completes negotiations.
• Documents procurement files to show that competent consideration has been given to all factors essential to effective and economical procurement.

Negotiations:

• Lead negotiation on costs, inventory & standard T/Cs
• Price justification and cost analysis
• Ability to influence multiple suppliers.

Daily Work:

• Leads supplier on-time delivery corrective actions.
• Source for escalation for daily issues
• Perform root cause analysis to facilitate daily management & problem solving.
• Lead audit initiatives on standard work
• Train other buyers
• Ability to lead/mentor & develop standard work.
• Conducts all compliance activity to support corporate & business requirements.
• Pre-emptively manage material obsolescence & lifecycle events
• Responsible for resolving supplier feedback.
• Fully understand origin of system messages and ability to troubleshoot.
• Facilitate change management within department and externally. Coordinates engineering, manufacturing, and quality control requirements with suppliers.
• Process FAR/DFAR compliant purchases
• Adhere to CPSR guidelines and participate in audit activities
• Adhere to Small Business guidelines and participate in Small Business Audit activities

Minimum Qualifications:

• Bachelor of Science in Business or related field or 5+ years related experience in lieu of degree 3+ years of purchasing experience in an aerospace environment or equivalent experience.
• At least 3 years of working in an MRP environment. Working knowledge of Kanban, a plus.
• Good negotiating skills.
• CPM and/or APICS certification desirable
• FAR/DFAR Experience
• CPSR and DCMA Small Business Audit Experience

Ralliant Corporation Overview

Ralliant, originally part of Fortive, now stands as a bold, independent public company driving innovation at the forefront of precision technology. With a global footprint and a legacy of excellence, we empower engineers to bring next-generation breakthroughs to life faster, smarter, and more reliably. Our high-performance instruments, sensors, and subsystems fuel mission-critical advancements across industries, enabling real-world impact where it matters most. At Ralliant we're building the future, together with those driven to push boundaries, solve complex problems, and leave a lasting mark on the world.

About Pacific Scientific Energetic Materials Company (PacSci EMC)

Pacific Scientific Energetic Materials Company (PacSci EMC), a Ralliant Corporation operating company, makes critical missions possible. From concept to demonstration to delivery, we provide leading-edge energetic materials, devices and subsystems for use in military and commercial applications. With engineering and manufacturing capability in Arizona and California, our associates work together to solve the toughest technical challenges with a dedication to Safety First, Quality Every TimeTM. We enable success for innumerable missions on a daily basis, impacting the lives of military personnel, law enforcement officers, commercial airline pilots, astronauts, and oil field operators. For nearly a century, PacSci EMC's experience and expertise has been relied upon in the times When Milliseconds MatterTM. For more information, go to PacSci EMC is an equal opportunity employer. We do not discriminate against any applicant or employee on the basis of race, sex, religion, age, national origin, color, disability, or veteran status. Nonetheless, pursuant to our subcontractor status on highly sensitive national security matters, Mechanical Assemblers and all other floor personnel who frequently shift cell assignments, as well as any personnel directly working with the following contract are subject to the following contractual provision: THAAD PRIME Flowdowns (H-Clauses) H-42 FOREIGN PERSONS, paragraph D., "All employees of all entities that make up the Contractor's team, whether subcontractors, consultants, or anyone who works with or on behalf of the Contractor will be citizens of the U.S." Accordingly, only U.S. citizens will be qualified to fill these roles. We are committed to providing a workplace free of any discrimination or harassment. We all have a role in building a community where everyone belongs. Where you can speak your mind, be yourself, and feel supported. It's how we achieve more together for each other, for our customers, and for the world. We Are an Equal Opportunity Employer Ralliant Corporation and all Ralliant Companies are proud to be equal opportunity employers. We value and encourage diversity and solicit applications from all qualified applicants without regard to race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity or expression, or other characteristics protected by law. Ralliant and all Ralliant Companies are also committed to providing reasonable accommodations for applicants with disabilities. Individuals who need a reasonable accommodation because of a disability for any part of the employment application process, please contact us at View email address on click.appcast.io.

Job Info:

• Job Identification 10387
• Job Category Supply Chain & Procurement
• Posting Date 08/31/2026, 04:11 PM
• Job Schedule Full time
• Locations 3601 Union Road, Hollister, CA, 95023, US (On-site)

• 3601 Union Road, Hollister, CA, 95023, US