Data & ML Engineer

Job Opportunity

Join our innovative team in Foothill Ranch, CA, where we're transforming retail loss prevention and customer safety through advanced technologies like AI, computer vision, and facial recognition. As a global leader with over 25 years of excellence and a diverse team of 500 employees across North America, Europe, Australia, and Asia, we are committed to innovation, integrity, and impact. Be part of a mission-focused team making a real difference in the future of retail by providing innovative solutions that redefine industry standards.

What We Offer

Attractive Total Compensation Package, including an annual bonus

Comprehensive healthcare benefits: medical, dental, vision, Life/ADD/LTD insurance, FSA/HSA options

401(k) Plan with Employer Match

Generous Paid Time Off (PTO) policy

11 paid company holidays

Various Employee Engagement Events

Exciting Growth Opportunities

Positive Company Culture

Responsibilities

Data Platform, Pipelines, & Quality (Primary Focus)

• Design, build, and operate scalable ELT/ETL pipelines for data ingestion from IoT/smart-cart telemetry, video events, operational systems, and external partners into our cloud data lake/warehouse.
• Build and maintain robust data infrastructure, including SQL and NoSQL databases, data warehouses, and data integration solutions.
• Establish canonical data models and definitions to ensure data trust and reuse across products, BI, and analytics.
• Implement data quality assurance through validation rules, automated tests, anomaly detection, and monitoring/alerting.
• Drive data consistency improvements across systems and document data contract expectations with producing teams.
• Troubleshoot pipeline and data issues, perform root-cause analysis, and implement durable fixes.
• Partner with BI Analysts and Product teams to create curated datasets and self-serve analytics foundations.

Applied ML Ownership - Smart Exit Cart-Empty Classifier (Secondary Focus)

• Own the production lifecycle for the cart classification capability, including data collection/labeling workflows and evaluation.
• Implement and optimize machine learning pipelines from feature engineering to deployment and monitoring.
• Build and maintain evaluation harnesses and ongoing monitoring for accuracy and data drift.
• Collaborate with the FaceFirst ML team for model updates and feature changes.
• Ensure the classifier integrates cleanly into the product workflow with robust telemetry, logging, and operational runbooks.

Qualifications

• 5 years of experience in building and operating production ELT/ETL pipelines and data warehouses.
• Fluency in SQL and Python (or similar) for data transformation, validation, and automation.
• Experience with cloud data platforms (Azure and/or GCP), including object storage, security/access controls, and cost-aware design.
• Hands-on experience with orchestration and transformation tooling (e.g., Airflow/Prefect) and batch processing frameworks (e.g., Spark/Databricks).
• Practical experience in implementing data quality practices and improving data consistency across systems.
• Collaboration with operational teams to identify and remediate in-field system issues.
• Bachelor's Degree in Computer Science, Software Engineering, Information Systems, Mathematics, Statistics, or a related technical field.

Benefits PEAK's benefit offerings available for our associates include medical, dental, vision, Flexible Spending Account (FSA), Dependent Care Savings Account (DCA), and 401K plan. PEAK believes that taking care of our team is essential for success and we are proud to provide benefits that enhance both your well-being and your future. Additionally, our associates may be eligible for Paid Sick Leave as required by Federal, State, or local laws.

Equal Opportunity Employer (EEO) PEAK Technical Staffing is committed to creating a diverse and inclusive environment and is proud to be an Equal Opportunity Employer. PEAK does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status, or any other characteristic protected by applicable law. All employment decisions are made based on qualifications, merit, and business need. We encourage all individuals to apply.

Americans Disabilities Act (ADA) The physical and mental requirements described in this job description are representative of those that must be met by an employee to successfully perform the essential functions of the position. Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions. Must be able to perform the essential physical functions of the position, including sitting, standing, walking, stooping, kneeling, and lifting up to 25 pounds, with or without reasonable accommodation.