OSI Engineering

Data Annotator Lead

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Data Annotator Lead on a 10-month contract in Sunnyvale, CA (hybrid), offering $85.00 - $100.00/hour. Requires 5+ years in operations/project management, 2+ years in data annotation, and a Bachelor's in engineering.
🌎 - Country
United States
πŸ’± - Currency
$ USD
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πŸ’° - Day rate
800
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πŸ—“οΈ - Date
May 27, 2026
πŸ•’ - Duration
More than 6 months
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🏝️ - Location
Hybrid
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πŸ“„ - Contract
W2 Contractor
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πŸ”’ - Security
Unknown
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πŸ“ - Location detailed
Sunnyvale, CA
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🧠 - Skills detailed
#Security #Data Analysis #AI (Artificial Intelligence) #ML (Machine Learning) #SQL (Structured Query Language) #Compliance #Metadata #Project Management #Python #Scala #Scripting #Data Engineering #Quality Assurance #Data Quality
Role description
A globally leading consumer device company based in Sunnyvale, CA is looking for Data Engineer III to join their team. This individual will regularly collaborate cross-functionally with data collection, annotation, and algorithm development partners. The role serves as the primary point of contact for the scoping, bring-up, and management of multi-discipline data annotation projects within our organization. You will collaborate with vendor annotation leads and the organization managers to lead annotation operation development and execution. Key Responsibilities: β€’ Design, develop and optimize annotation workflow and instructions to ensure high-throughput, scalability and accurate annotation β€’ Partner with engineering teams to define and align on annotation tool requirements β€’ Establish and enforce rigorous QA/QC processes for annotation accuracy and consistency β€’ Develop annotation project timeline and ensure the success delivery of annotations β€’ Track, facilitate, and direct priorities for several concurrent annotation efforts β€’ Track key performance metrics such as throughput (labels per hour), quality scores, and spend against targets, and provide regular report to stakeholders β€’ Develop and implement annotation working guidelines to ensure the compliance with organization’s security, privacy, and financial guidelines β€’ Monitor financial states of purchase orders and budgets to ensure careful spending for uninterrupted service from the vendor β€’ Drive supply, equipment, and software ordering in coordination with stakeholders β€’ Find, socialize, and implement program improvements in coordination with stakeholders β€’ Facilitate project clearances, non-disclosure agreements, and Restricted Project Agreements β€’ Ensure vendor compliance with statements of work and service level agreements Minimum Qualifications: β€’ 5+ years in operations, project management, or data analysis, with at least 2 years specifically in data annotation operations. β€’ Proven history of success in leading and managing large scale annotations for multimodal data, including, image, video, text, audio, sensor data, metadata, etc. β€’ Experience with data labeling platforms β€’ Strong understanding of AI/ML concepts, annotation workflows, and data quality assurance. β€’ Proven ability to create, maintain, and optimize SOPs for high-volume annotation, improving efficiency and scalability. β€’ Ability to translate complex technical requirements into clear, easy-to-understand instructions for non-technical staff. β€’ Experience managing complex, cross-functional projects, often with international or remote teams. β€’ Familiarity with budget tracking, cost reporting, or operational financial practices. β€’ A Bachelor’s degree in engineering related fields Preferred Qualifications: β€’ Basic knowledge of SQL and/or Python for data querying and scripting. β€’ Experience with annotation tool and/or AIML model development Type: Contract Duration: 10 months with extension Work Location: Sunnyvale, CA (hybrid) Pay Rate: $85.00 - $100.00/ph (DOE)