Material Resource Planner (MRP)  Location: San Diego, CA (Hybrid – 50% Onsite) Contract Duration: 2+ Months with Potential for Full-Time Join a forward-thinking aerospace and defense company where your planning expertise will directly support mission-critical programs. We're seeking a driven and detail-oriented Material Resource Planner (MRP) to help shape the future of our supply chain operations. This is a high-impact role with room to grow, innovate, and collaborate across departments. What You’ll Do + Develop and maintain time-phased material plans based on BOMs, production schedules, and program timelines + Translate program demand into actionable planned orders and coordinate purchasing activities with Procurement + Monitor material status and availability across development, qualification, and production phases + Ensure MRP system data accuracy, including lead times, lot sizes, and reorder points + Drive resolution of material shortages by working closely with Procurement, Engineering, Manufacturing, and Quality + Assess material impacts from configuration changes and design updates + Identify and escalate risks to material readiness and delivery timelines + Collaborate with Engineering to validate BOM accuracy, manage part substitutions, and support early material needs + Contribute to program schedules, burn-down charts, and execution readiness metrics What You Bring + 2–5 years of experience in material planning, production scheduling, or MRP systems + Strong proficiency in Microsoft Excel and data-driven decision making + Experience in aerospace, defense, medical, or aviation industries preferred + Familiarity with NetSuite, JobBOSS, or similar ERP/MRP systems + Understanding of sourcing, vendor management, and purchase order coordination + Experience working with electronic materials and regulated environments is a plus Why This Role Stands Out + Be part of a respected company with a strong reputation in aerospace and defense + Contribute to a team implementing new systems and modernizing supply chain operations + Work in a hybrid environment that values collaboration and flexibility + Play a key role in programs that make a real-world impact Pay and Benefits The pay range for this position is $35.00 - $48.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a hybrid position in San Diego,CA. Application Deadline This position is anticipated to close on Oct 10, 2025. About Aston Carter: Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com (%20astoncarteraccommodation@astoncarter.com) for other accommodation options.