Jobs · Manufacturing · California

Senior Planner Buyer

Monarch Quantum · San Diego, CA · 2 wk ago
On-siteManufacturing$90k–$120k/yrFull-time

Join our dynamic team and play a key role in building our foundation, working with cutting-edge technologies, and supporting new product development. This position is ideal for a self-starter who thrives in a fast-paced, engineering-driven environment and enjoys working closely with technical teams to ensure material readiness for complex products.

Responsibilities

  • Develop and maintain material requirements plans (MRP) to support engineering builds, prototype development, and low-rate production.
  • Partner closely with Engineering to manage BOM releases, revisions, and Engineering Change Orders (ECOs).
  • Execute procurement against the Master Production Schedule (MPS) and ensure materials are aligned to cost, schedule, and performance objectives.
  • Collaborate with Engineering, Quality, Program Management, and Finance to ensure material alignment with program milestones.
  • Monitor and manage long-lead-time components to prevent schedule risk. Proactively identify alternate parts or suppliers for long-lead or at-risk components.
  • Track and report key supply chain metrics, including OTIF, supplier lead times, purchase price variance (PPV), inventory accuracy, and material availability.
  • Maintain accurate planning parameters (lead times, safety stock, order policies) within the ERP system.
  • Identify, qualify, and manage suppliers capable of meeting technical specifications and quality requirements.
  • Lead RFQs, perform cost analysis, and negotiate pricing, terms, and delivery schedules.
  • Establish and manage supplier relationships to ensure on-time, quality performance.

Requirements

This position requires access to export-controlled information. Employment is contingent upon the applicant being a U.S. person as defined by 8 U.S.C. § 1324b(a)(3).

  • Bachelor's degree in Supply Chain, Engineering, Business, or related field; or equivalent experience.
  • 5-8 years of experience in production planning, procurement, or planner/buyer roles.
  • Experience supporting new product introduction (NPI) or low-volume, high-mix manufacturing environments.
  • Experience in high-tech hardware sectors such as photonics, electronics, aerospace, or precision manufacturing preferred.

Skills

  • Ability to read and interpret technical drawings and specifications.
  • Strong ERP/MRP system experience; advanced Excel skills required.
  • Familiarity with demand planning, MRP logic, and inventory control principles.
  • Understanding of supplier negotiations, RFQs, and basic contract terms.
  • Working knowledge of ISO9001 or AS9100 environments preferred.
  • Strong organizational skills with the ability to manage multiple priorities in a dynamic environment.

Startup Mindset

  • You're creative, flexible, and eager to wear multiple hats.
  • You're passionate about building systems from the ground up and comfortable with ambiguity and change.

Benefits

  • Medical, Dental, and Vision insurance.
  • Fidelity 401(k) plan with 4% employer matching.
  • 20 paid time off (PTO) days per year.
  • 13 paid company holidays.
  • 9/80 work schedule (every other Friday off).

Pay

The expected annual salary range for this position is $90,000-$120,000.

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