Stanley/Stella

Senior Manager – Sourcing, Costing & Product Engineering

Stanley/Stella  •  Kingdom of Belgium (Onsite)  •  1 day ago
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Job Description

Your purpose at Stanley/Stella

The Senior Manager – Sourcing, Costing & Product Engineering is a strategic and technical leadership role responsible for optimizing product cost structures and ensuring engineering excellence across our categories and collections. The ideal candidate brings minimum 10+ years of hands‑on experience in sourcing, costing, and product development within premium apparel & accessories, with deep expertise in knitwear cotton base, outerwear & accessories manufacturing, raw materials, yarns, knitting & weaving, dyeing & finishing techniques, in a multi‑country production ecosystem.
This role requires a unique blend of technical product knowledge, commercial acumen, supplier management, strong analytics and sustainability awareness to deliver best‑in‑class product value and margin performance.

Your role and impact

1. Costing Leadership & Margin Optimization

  • Execute costing & product engineering strategy, under leadership of the Head of Global Sourcing, and collaborate with company product development, design, product manager, marketing, operations, quality, sustainability and margin goals.
  • Get into the end‑to‑end costing process for all styles from proto to bulk.
  • Partner with Finance to provide full understanding of Stanley Stella costing structure and provide future estimation of cogs.
  • Build detailed cost breakdowns including yarn, knitting, weaving & dyeing, trims, packaging, overheads, and logistics.
  • Partner with design, merchandising, and planning teams to align product architecture with target costs and margin expectations, expected selling forecasts.
  • Analyse cost drivers and propose engineering solutions to optimize cost without compromising quality, sustainability or performances.
  • Ensure costing integration and accuracy within company’s systems (PLM, ERP etc)
  • Monitor market trends in raw material, yarn & material prices, labour rates, and currency fluctuations to anticipate cost impacts. Follow-up on Industry direction related to Circularity and recycling.

2. Product Engineering & COGS mitigation

  • Translate design concepts into cost‑efficient products, in collaboration with Product development, Liaison offices & partners.
  • Participate to fit sessions and provide directional recommendations improving cogs, while ensuring premium quality.
  • Ensure all products meet sustainability requirements (e.g., preferred fibres, certifications, supply chain transparency and traceability).

3. Cross‑Functional Collaboration

  • Report to the head of Global Sourcing of the company
  • Work closely with design, product development, Product Management, marketing, operations, liaison offices, sustainability, and quality teams to deliver aligned seasonal collections.
  • Support Finance, planning and logistics teams.

About you

Required

  • Minimum 10+ years of proven experience in sourcing, costing, and product engineering within the apparel industry from multiple global production regions.
  • Deep specialization in knitwear (circular knit), and to some extend into outerwear, and accessories.
  • Strong technical understanding of yarns, gauges, knitting & woven machines, dyeing & finishing processes, stitch structures, and garment construction.
  • Demonstrated success in strategic costing and detail negotiation with international suppliers.
  • Strong analytical skills with the ability to build detailed cost models.
  • Excellent communication, cross‑cultural collaboration, and supplier‑relationship skills.
  • Ability to travel internationally as needed. Good command in English.
  • Experience in mass- production apparel industry, with a strong understanding in premium Apparel.
  • Knowledge of sustainable materials & certifications (GOTS, GRS, OCS etc), Compliance certifications (BSCI, SEDEX), fair purchasing practices, and traceability systems.
  • Familiarity with PLM, ERP systems and advanced Excel costing tools, BI environment. Agile with data management.

Key Competencies

  • Technical mastery, Textile engineering, knowledge in economics & geopolitical environment.
  • Strategic negotiation & commercial mindset with high analytics capabilities
  • Supplier relationship management. Cost modelling & financial acumen
  • Problem‑solving and technical troubleshooting
  • Sustainability‑driven mindset
  • Strong communication and cultural adaptability
Stanley/Stella

About Stanley/Stella

Founded in 2012, Stanley/Stella is a European leader in premium, sustainable blank apparel, driven by innovation, sustainability and unmatched quality. Our mission is to transform the textile industry by setting a new standard in premium basics, creating garments that respect both the planet and the people who produce them.

With a strong commitment to sustainability and fair labour practices, we stand out through five core pillars: design, decoration, sustainability, cotton and customer service. Each product we create reflects our dedication to excellence, ensuring premium-quality items that never compromise on environmental or social responsibility.

Driven by the vision of our founder, Jean Chabert, we focus on meaningful change in fashion. By collaborating with carefully selected factories that share our values, we aim to lead the way towards a more responsible future for the industry.

Like no other.

Industry
Fashion & Apparel
Company Size
201-500 employees
Headquarters
Brussels, BE
Year Founded
2011
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