Lead Data Scientist

Sigmoid; Atlanta (GA); On-site; USD 120,000 - 190,000; Full time

Job summary

Sigmoid is seeking a senior data science lead to design, build, and scale advanced AI/ML solutions for large enterprise clients. This role blends hands-on modeling with consulting maturity, stakeholder management, and solution ownership.

You will oversee client engagements, guide data scientists, and drive measurable business impact through forecasting and analytics initiatives.

Qualifications

• 4-8 years of experience in data science, ML, or forecasting consulting.
• Experience in forecasting, predictive analytics, or demand planning projects.
• Proven ability to design and deploy time series forecasting models.

Responsibilities

• Lead design, build, and scale AI/ML solutions for enterprise clients.
• Engage with clients, manage stakeholders, and own solution delivery.
• Develop data science roadmaps and mentor junior team members.
• Oversee end-to-end client AI & analytics programs and governance.

Skills

Python

R

SQL

NoSQL

Spark

Time Series Forecasting

AWS

Azure

GCP

Tools

ML tools

Cloud Technologies

Job description

Sigmoid unlocks business value for Fortune 1000 companies through expert data engineering, data science, and AI consulting. We solve complex challenges for leaders in CPG, Retail, BFSI, and Life Sciences. With 10+ delivery centers in the USA, Canada, UK, Europe, Singapore, and India, we deliver cutting-edge data modernization and generative AI solutions. Join us to shape the future of data-driven innovation!

Why Sigmoid?

• Inc. 500 Fastest-Growing Companies (4 years running)
• Deloitte Technology Fast 500 (4 years running)
• Top Employer: AIM’s 50 Best Firms for Data Scientists
• Recently named British Data Awards Finalist & more accolades on the way!

Summary:

The role is expected to serve as the primary client-facing data science lead to design, build, and scale advanced AI and machine learning solutions for enterprise clients. This role combines strong hands-on expertise in generative AI, NLP, machine learning, and data engineering with consulting maturity, stakeholder management, and solution ownership. The position emphasizes a mix of client advisory, model development, cross-functional collaboration, and measurable business impact

Desired Experience :

Work Experience:

4-8 years

Mandate Skills:

• Experience in Programing (Python, R, SQL, NoSQL,Spark) with ML tools & Cloud Technology (AWS, Azure, GCP) with Time Series Forecasting
• Prior experience in forecasting, predictive analytics, or demand planning projects
• Develop and deploy time series forecasting models for business and operational use cases
• Experience in Python libraries such as numpy, pandas, scikit-learn, tensor-flow, scapy, scrapy, BERT etc.
• Good understanding in statistics, and ability to design statistical hypothesis testing to aid formal decision making.
• Develops predictive models using Machine Learning algorithms (SVM, Random Forest, Neural Network, Decision Tree, Logistic Regression, K-mean Clustering, linear regression, PCA etc.)
• Engaging with clients, understanding complex problem statements, and offering solutions in the domains of Retail, Pharma, Banking, Insurance, etc.
• Contribute to internal product development initiatives related to data science.
• Develop data science roadmap, and guide data scientist to meet their deliverables.
• Handling end-to-end client AI & analytics programs. Your role will be a combination of hands‑on contribution, technical team management, and client interaction.
• Proven ability to discover solutions hidden in large datasets and to drive business results with their data-based insights
• Drive excellent project management required to deliver complex projects, including effort/time estimation.
• Be proactive, with full ownership of the engagement. Build scalable client engagement level processes for faster turnaround & higher accuracy
• Define Technology/ Strategy and Roadmap for client accounts, and guides implementation of that strategy within projects
• Run regular project reviews and audits to ensure that projects are being executed within the guardrails agreed by all stakeholders
• Manage the team-members, to ensure that the project plan is being adhered to over the course of the project
• Manage the client stakeholders, and their expectations, with a regular cadence of weekly meetings and status updates.
• Build a trusted advisor relationship with the IT management at clients and internal accounts leadership.
• Build business case for technological investments to be made for future needs and to remain competitive
• Ensure that billing and utilization of team members is maximized throughout the year

Desired Skills:

• Experience designing data science solutions to business problems
• Deep understanding of ML algorithms for common use cases in both structured and unstructured data ecosystems.
• Comfortable with large scale data processing and distributed computing
• Allocates workload among team members and by taking into consideration employee availability, skill set, and current workload when making assignments.
• Providing required inputs to sales, and pre‑sales activities
• Excellent written and verbal communication skills