Materials Manager

Harmattan AI is a next‑generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission‑critical systems to allied forces. Our work is guided by clear values: building technologies with real‑world impact, pursuing excellence in everything we do, setting ambitious goals, and taking on the hardest technical challenges. We operate in a demanding environment where rigor, ownership, and execution are expected.

About the Role

As the Materials Manager, you will design and execute a strategic roadmap to optimize our warehouse operations. You will be responsible for establishing standard performance metrics, driving continuous improvement, and identifying cost‑reduction opportunities while maintaining a high level of quality. The ideal candidate is an autonomous leader with deep supply‑chain expertise, has developed and implemented SOPs, implemented or improved ERP/WMS, and has a proven track record of scaling high‑performing teams.

Responsibilities

• Design and execute a comprehensive strategic roadmap to optimize and streamline warehouse and inventory operations.
• Implement end‑to‑end material management measures, including FIFO adherence, material variances, cycle time optimization, scrap/obsolescence management, cycle/physical counting, audits, and other measures to ensure inventory accuracy and mitigate stockouts or overstocking.
• Collaborate with cross‑functional teams—procurement, production, engineering, logistics, and quality—to aid accurate demand forecasting, procurement planning, and timely delivery of materials.
• Develop and implement robust SOPs to drive operational efficiency, consistency, and continuous process improvement.
• Utilize and oversee the implementation, integration, or optimization of ERP and WMS software platforms to enhance material‑related processes.
• Identify and execute cost‑reduction opportunities across the supply chain while maintaining a high level of quality and safety.
• Manage and safeguard high‑tech inventory to ensure maximum accuracy, mitigate stockouts, and maintain optimized stock levels.
• Lead and develop a high‑performing logistics and warehouse team through recruitment, mentorship, and a culture of excellence.

Required Qualifications

• Bachelor's degree in supply chain management, logistics, business administration, or equivalent work experience.
• 5+ years of experience in material management, inventory control, or supply chain management roles in a manufacturing environment.
• 2+ years of experience managing a team of supervisors, associates or operators.

Preferred Qualifications

• Strong understanding of production rate, critical path analysis, and key warehouse fundamentals.
• Strong understanding for receiving and deployment documentation for domestic and international shipments.
• Ability to identify safety issues with warehouse vehicles to ensure safe operations.
• Experience being hands‑on and on the ground in the warehouse with proven skills in both process and equipment troubleshooting, and ability to adapt to constantly changing warehouse environments.
• Passion for employee development and enjoyment of training and developing new hires and veteran warehouse staff.
• Experience supporting process development and implementing new processes.
• Experience supporting equipment maintenance.
• Knowledge of 5S, lean manufacturing or 6‑Sigma principles.
• Proficiency with computer use (standard browser, word processing applications) and ability to present data.
• Reliable, organized, and detail‑oriented with excellent verbal and written communication skills.
• Experience ramping low‑volume operations to high rate.
• Forklift certification.

We look forward to hearing how you can help shape the future of autonomous defense systems at Harmattan AI.