Contract Manufacturing Manager, Supplements

JuneShine Brands • San Diego, CA

6d • $110,000 - $120,000 • Hybrid

About The Position

The Manager of Contract Manufacturing, Supplements owns day-to-day execution and management across our supplement co-manufacturing network, with supplements production as a core strategic pillar of the business. This role ensures all supplement products are produced on time, on spec, and on cost, while navigating the unique regulatory, compliance, and operational demands of the supplement industry. Reporting to the Director of External Manufacturing, you translate strategy into action. You hold partners accountable, protect margins, solve problems fast, and keep product moving. You’ll partner cross-functionally with R&D, Supply Chain, Quality, Finance, and Commercial teams while serving as the face of JuneShine Brands with all supplement co-manufacturing partners. This is a hands-on role for someone who thrives in fast-paced environments and understands that supplements manufacturing requires both operational rigor and deep category expertise.

Requirements

• 4-6 years of experience in contract or co-manufacturing management within the dietary supplements, nutraceuticals, or functional health and wellness industry
• Hands-on expertise across multiple supplement dosage forms, including powders, gummies, stikpaks, and nutraceuticals
• Demonstrated track record managing a portfolio of co-manufacturing partners from partner selection through ongoing performance management
• Strong working knowledge of supplement regulatory requirements, including FDA 21 CFR Part 111 (cGMP for dietary supplements), NSF, USP, and third-party certification standards
• Proven ability to manage R&D scale-up, formula transfer, and new product commercialization at contract manufacturers
• Demonstrated understanding of COGS, tolling structures, yield management, and their impact on gross margin
• Proficiency in ERP or production management systems (Ekos preferred)
• Experience managing multiple co-manufacturing partners and shifting production priorities simultaneously
• Strong negotiation, communication, and relationship-building skills with both internal stakeholders and external manufacturing partners
• Ability and willingness to travel up to 35%, with occasional needs up to 50% for audits, partner onboarding, and new product launches

Nice To Haves

• Experience in the CPG beverage or functional beverage category in addition to supplements
• Familiarity with clean label, organic, or third-party certified supplement production (NSF Sport, Informed Sport, Non-GMO Project)
• Background in supply chain or procurement functions adjacent to contract manufacturing
• Familiarity with lean manufacturing or continuous improvement methodologies
• Experience working in a high-growth startup or emerging brand environment

Responsibilities

• Assist with identification, evaluation, and onboarding of co-manufacturing partners for supplement formats including powders, gummies, stikpaks, and nutraceuticals based on quality capabilities, capacity, regulatory compliance, and cost competitiveness
• Serve as the primary relationship owner for all supplement contract manufacturers, acting as the face of JuneShine Brands in all partner interactions
• Manage a portfolio of co-manufacturing partners, establishing clear performance expectations, operating within established SLAs, and collaborative operating SOPs
• Conduct regular site visits, capability assessments, and manufacturing audits to ensure cGMP compliance, quality adherence, and continuous improvement
• Lead production calls and run direct, solutions-focused conversations with partners
• Convert demand forecasts into clear, executable production schedules across the co-manufacturing network
• Oversee scheduling, production runs, and finished goods delivery to ensure on-time fulfillment to the distribution network
• Manage raw material and packaging supply alignment with co-manufacturers, partnering with Supply Chain to prevent shortages or delays
• Oversee production data and inventory accuracy in ERP systems (Ekos preferred)
• Monitor tolling, material usage, and production variances to protect margins
• Monitor and manage inventory levels at co-manufacturers to optimize working capital and minimize waste
• Identify and resolve production bottlenecks, non-conformances, and delivery disruptions in a timely and cost-effective manner
• Partner with internal and external Quality Assurance teams to ensure all supplement products meet FDA, cGMP, NSF, and company quality requirements
• Drive resolution of quality issues, non-conformances, and CAPA processes with co-manufacturing partners
• Ensure co-manufacturers maintain appropriate certifications and documentation in compliance with regulatory requirements for dietary supplements (FDA 21 CFR Part 111)
• Support label accuracy and product specification integrity across all externally manufactured supplement SKUs
• Manage contract manufacturer accountability for COGS targets, tolling costs, and budget performance in partnership with Finance
• Track KPIs and address performance gaps before they become problems
• Identify and lead cost reduction and efficiency improvement initiatives without compromising quality or delivery
• Provide clear operational updates and risk visibility to the Director of External Manufacturing
• Partner with R&D on new product development, supporting co-manufacturer selection, trial runs, scale-up, and commercial launch readiness for new supplement formats and SKUs
• Collaborate cross-functionally with Marketing, Sales, and Product teams to align on timelines, product specifications, and launch priorities
• Lead co-manufacturer onboarding projects from validation through first commercial production
• Identify practical process improvements that make production faster, cleaner, and more efficient

Benefits

• Unlimited Paid Time Off
• Paid sick leave in accordance with state and local laws
• Healthcare coverage: up to 90% company contribution for employees and 25% for dependents
• Voluntary vision, dental, and accidental plans
• 401(k) with up to 4% company match, free financial coaching, student loan match support, and 529 education savings accounts
• 12 weeks of paid Equal Parental Leave, $500 Baby Bonding Bucks, and a sustainable baby gift
• Dedicated parental leave support, including a personalized dashboard, full pay transparency, and a specialist to handle every logistical detail so you can focus on your family
• Product and soft goods discounts & perks

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed