Master Planner (Garden Grove)

At Winchester Interconnect, we always do the right thing, the right way.

Winchester Interconnect is committed to inspiring the most innovative teams. We foster a dynamic, inclusive environment that thrives on collaboration and continuous growth. We hire exceptional people, celebrate wins, empower employee growth, and provide opportunities to thrive. Winchester is where potential transforms into purpose, and every team member plays a vital role in shaping our shared success.

Position Summary :

As our Master Planner, you will be the strategic architect of our production operations, responsible for establishing, distributing, and managing comprehensive production plans and schedules for short and long-range manufacturing. You will define and implement our master production strategy, coordinate schedules across multiple product lines, and ensure optimal resource utilization for our precision interconnect solutions. This role requires expertise in planning all production components, assemblies, raw materials procurement, and outside processing coordination. You will be directly accountable for delivery performance and customer satisfaction in our high-mix, low-volume aerospace manufacturing environment.

Qualifications & Requirements :

• Bachelor's degree in Operations Management, Supply Chain Management, Industrial Engineering, or Business Administration
• 5-7 years of operations management experience in aerospace / high-reliability manufacturing environment, with demonstrated expertise in forecasting, scheduling, and real-time operations management
• Advanced proficiency in MRP System software (preferably Syspro), LYNQ, SQL / ESQL, Microsoft Office Suite, and Google Workspace
• Extensive knowledge of manufacturing practices and techniques in aerospace / mil-spec environment, including understanding of AS9100 quality requirements and compliance standards
• Previous supervisory experience with ability to coordinate cross-functional teams and drive results through influence
• Strong understanding of accounting principles relating to product costing, expense budgeting, inventory management, and working capital optimization
• Highly proficient in data analysis, advanced Excel modeling, report writing, and KPI development
• Excellent interpersonal, presentation, and written communication skills with ability to interface with customers and senior leadership

Our core values - Accountability, Collaboration, and Empowerment (ACE) - are the foundation of how we operate and drive success. You will take ownership of your contributions, collaborate with a team that gets stuff done, and be empowered to innovate and pursue bold initiatives that drive our business forward.

Are You Our Next ACE?

Systems You'll Use :

Pay Transparency :

Winchester Interconnect Corporation is committed to pay transparency. The pay range for this position is up to $90,000 annually. Exact salary will be contingent upon your experience, education, skills, and any other factors Winchester Interconnect Corporation considers relevant to the hiring decision.

For a sneak peek into some of our benefits and to learn more about our career opportunities, click here https : / / www.winconn.com / jobs / .

Equal Opportunity Employer / Protected Veterans / Individuals with Disabilities. In addition to federal law requirements, Winchester Interconnect complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.

Winchester Interconnect expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.