Our vision is to inspire wellness seekers everywhere to embrace healthy movement, a positive mindset, and a desire to continuously achieve their best.
Paid Time Off
Paid Time OffFlexible Sick Days11.5 Paid Holidays Per YearAdditional Paid Holiday Days Based on Target HitsPaid Community Service Time
Wellness ProgramOn-Site GymAdjustable Standing DesksPaid Fitness TimeOn- and Off-Site Group Fitness ActivitiesAthleisure Wear Encouraged!Hybrid Work + Dog Days
Compensation
Quarter Bonus for All Employees401(k) Match Up To 4%Stock Options for All EmployeesApparel StipendEmployee DiscountsGroup Health Benefits
Open Positions
At 33 Threads, we don't just sell an active lifestyle — we live it. You do, too? Then you're in the right place (at the right time). While we create bags, socks, and apparel that help our community reach its potential, if you join our team, you will also be in the perfect environment to reach yours.
Position:Quality Control & Quality Assurance Supervisor
Location: Tijuana, Baja California
Job Id:130
# of Openings:1
Our Mission
Thirty Three Threads was born on the 33rd parallel. It echoes the spirit of the active lifestyle so intrinsic to San Diego, our home, and it is here that our story comes to life. Our brands: Tavi, Toe Sox, Base33, Vooray and Mizu all reflect this synergy, although each step boldly with its own unique personality. We define new trends in the studio and beyond, driven by our customers’ desire to continually enhance their practice. And, we dedicate our days to innovating and creating high performance and premium, quality products that allow them to lead the active lifestyle they choose with style they love. We invite you to join our journey.
About Us
Founded in 2004, Thirty-Three Threads is an industry leader in high performance, fashionable premium apparel, socks and accessories for the general boutique fitness market and beyond. Our brands and products are known as best-in-class in quality, design, style and functionality.
Summary
The Quality Control & Quality Assurance Supervisor is the company’s central authority for product quality governance within the Transversal Organization. This role owns the design, mapping, auditing, and enforcement of all QC/QA workflows and SOPs across Mexico warehouse operations, production vendors, Co Brand production, and 3 PL partners - rebuilding the quality system from the ground up. The Supervisor leads QC Inspectors, Production QC staff, Rework QC teams, and governs GGlobal QC support. They ensure disciplined execution of inspections, documentation accuracy, defect classification, and quality escalation. The role owns the end‑to‑end quality experience from vendor → production → warehouse → outbound, ensuring quality expectations are understood, adopted, and enforced across all operational teams.
Duties and Responsibilities:
Quality System Design & Governance Rebuild the entire QC/QA system, including process maps, SOPs, inspection criteria, defect classification standards, and documentation workflows.
Own end‑to‑end QC/QA mapping for vendor production, Co Brand production, inbound, outbound, in‑process, rework, and 3 PL QC workflows.




Ensure all QC/QA processes reflect true operational reality across Warehouse Ops, Production Control, Co Brand, Inventory Control, Logistics, and GGlobal.
Establish quality governance standards and ensure cross‑functional adoption.
Partner closely with Business Process & Operational Alignment team to align QC/QA SOPs and process maps with the broader Transversal SOP framework. Quality Control Leadership Manage daily QC inspections for inbound, outbound, and in‑process product.
Ensure QC teams follow inspection procedures, AQL standards, measurement accuracy, and packaging requirements.
Govern defect identification, classification, documentation, and escalation.
Oversee rework QC processes to ensure corrections meet quality expectations.
Ensure QC execution aligns with SOPs, process maps, and quality standards. Quality Assurance & Vendor Quality Governance Maintain QA standards, defect classification guidelines, and inspection criteria.
Govern quality expectations for Mexico warehouse operations, Co Brand production, vendors/suppliers, and 3 PL partners.
Provide structured feedback to vendors (in partnership with Production Control and Co Brand) to reduce defects and improve consistency.
Monitor vendor quality performance and elevate recurring issues to Production Control and Co Brand leadership.
Lead and support vendor quality audits and corrective action plans.
Clarify boundaries: Production timelines and vendor management remain owned by Production Control and Co Brand; QC/QA governs quality expectations and defect reduction. GGlobal QC Support Management Govern GGlobal QC support, ensuring alignment with company quality standards and SOPs.
Ensure GGlobal QC teams follow correct inspection workflows, documentation standards, and defect classification rules.
Audit GGlobal QC execution and drive corrective actions when gaps are identified.
Maintain communication channels between GGlobal QC, Warehouse Ops, Production Control, and Co Brand. Documentation & Reporting Ensure QC reports, inspection forms, defect logs, and rework documentation are complete, accurate, and compliant.
Deliver weekly QC summaries, defect trends, and vendor quality scorecards.
Maintain documentation accuracy in SAP QC workflows and defect logging systems.
Escalate major defects, compliance risks, or recurring issues to Warehouse Ops and Production Control leadership. Cross Functional Alignment Partner with Warehouse Ops to support inbound, outbound, and production workflows.
Coordinate inspection timing and QC requirements with Production Control.
Align QC documentation with Logistics and Inventory Control accuracy needs.
Communicate quality issues and improvement opportunities to Product teams.
Support Co Brand and Production Control in vendor quality communication.
Work closely with Christine to ensure QC/QA SOPs integrate seamlessly into the Transversal SOP ecosystem.



SOP Governance & Process Mapping Develop, audit, maintain, and govern QC/QA SOPs for inbound, outbound, in‑process, rework, Co Brand production, vendor quality, and 3 PL QC workflows.
Build and maintain process maps for all QC/QA workflows; ensure maps reflect true operational reality across Warehouse Ops, Production Control, Co Brand, and 3 PL.
Conduct SOP audits to identify gaps, reduce errors, and strengthen cross‑functional discipline.
Ensure Warehouse Ops, QC teams, Production Control, Co Brand, and 3 PL partners follow established QC/QA SOPs; elevate non‑compliance and drive corrective actions.
Govern training for QC teams on SOPs, system workflows, defect logging, and documentation standards.
Lead change management for QC/QA process updates, ensuring documentation, communication, and adoption across all impacted teams. KPI Ownership & Business Reviews Develop and own QC KPIs including defect rate, rework rate, vendor quality score, inspection accuracy, and documentation accuracy.
Track QC throughput, inspection timeliness, and rework completion accuracy.
Prepare Monthly business review materials for leadership.
Drive initiatives to reduce defects, improve vendor quality, and strengthen QC execution.
Use KPI trends to identify root causes and drive continuous improvement.
Lead QC Inspectors, Production QC staff, Rework QC teams, and govern GGlobal QC support.
Train teams on QC tools, SAP QC workflows, defect logging systems, and documentation standards.
Build a disciplined, accuracy focused QC culture.
Reinforce accountability for quality standards, documentation accuracy, and SOP adherence. Knowledge, Skills and Abilities Required: Deep expertise in QC inspection methods, defect classification, and apparel/manufacturing quality standards.
Strong analytical skills and documentation accuracy.
Ability to manage QC teams and resolve quality issues quickly.
Highly organized, deadline driven, and detail oriented.
Strong cross functional alignment and vendor communication skills.
Bachelor’s degree in Operations, Quality, Manufacturing, Engineering, or related field.
5–7 years of QC/QA or manufacturing quality experience (apparel preferred).
Experience with ERP systems (SAP preferred) and QC documentation tools.
Experience leading QC teams and enforcing quality standards.
Strong vendor communication and cross‑functional alignment skills. Travel/Schedule Requirements: Must be available to work regular business hours, with occasional overtime or weekend work.
Must accommodate late‑night or early‑morning meetings with international counterparts (Ex: China, Hong Kong, Netherlands).
Ability to travel up to 30% nationally and international for Vista office visits, management meetings, vendor meetings, sales meetings, or cross‑functional sessions (local, Mexico, U. S., or overseas). Benefits + Pay: Base salary up to $9,000 MXN Net weekly based on experience
Annual bonus: $3,000 USD
Wellness focused work environment, casual/lifestyle apparel work attire, one hour paid fitness time per week
Summer Half Days, additional incentivized paid time off.
Quarter and Monthly Employee Recognition Programs #J-18808-Ljbffr

📌 Quality Control & Quality Assurance Supervisor (Centro-Norte)
🏢 Thirty Three Threads
📍 Centro-Norte