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Senior Sigma Engineer

Job

Avtech Solutions

Jersey City, NJ (In Person)

Full-Time

Posted 5 days ago (Updated 2 days ago) • Actively hiring

Expires 7/7/2026

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Job Description

Title:
Senior Sigma Engineer Duration:
Long term contract
Location:
Jersey City, NJ Hybrid Position Summary Semantic Modeling & Governance Architect Data Models:
Design governed Sigma Data Models on top of Snowflake, translating raw database schemas into an intuitive, business-friendly semantic layer.
Centralize Logic & Security:
Develop reusable core metrics and enforce inherited row-level security within the semantic layer, ensuring a single source of truth and strict data governance.
AI Integration Deploy AI Capabilities:
Leverage Sigma Assistant and Snowflake Cortex to enable secure, natural-language querying (NLQ) for business stakeholders.
Enrich Data Natively:
Implement inline AI functions directly within workbooks to classify, summarize, and extract insights from unstructured text at warehouse scale.
Workflow Design & Operational Apps Build Interactive Workflows:
Transform static dashboards into dynamic operational applications using Sigma UI components for cross-functional tasks like forecasting and budget approvals.
Enable Scenario Modeling:
Design robust workbooks leveraging dynamic parameters and Input Tables to support complex, human-in-the-loop "what-if" analysis.
Snowflake Writeback & Architecture Implement Secure Writeback:
Configure Sigma Input Tables to push user inputs, manual adjustments, and workflow decisions directly back to dedicated Snowflake schemas.
Optimize & Audit:
Maintain immutable audit trails for all writeback activity and balance live-query performance with strategic Snowflake materializations. Education Bachelor's or Master's in Information technology, Computer Science or related field. Work Environment This job operates in a professional office environment. This role routinely uses standard office equipment, including but not limited to, computers, phones, and photocopiers. Physical Demands This position requires the frequent and repetitive use of a computer, keyboard, and mouse. Hand and finger dexterity is required. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.