Data Scientist

TEKsystems; Philadelphia (Philadelphia County); Hybrid; USD 96,000 - 103,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Paid time off

Job summary

TEKsystems is seeking a Contractor, Data Science and Ops Research Scientist—Supply Chain Planning COE—in Philadelphia, PA. The role focuses on time-series forecasting, MEIO model development, and optimization to improve demand planning and inventory policy across the network.

You will build and deploy ML models, design end-to-end data science pipelines, and ensure model inputs are accurate and production-ready.

Qualifications

• 6+ years of experience in Operations Research, data science and forecasting.
• Ability to translate business requirements, planning policies, and constraints into mathematical optimization and analytical solutions.
• Experience developing and deploying optimization models using Gurobi or comparable solvers.
• Strong understanding of multi-echelon inventory optimization, safety stock and service levels.
• Proficiency in Python and SQL for data pipelines and model-ready datasets.
• Experience with stochastic/robust optimization, scenario planning, or simulation.

Responsibilities

• Develop and deploy time-series forecasting and machine learning models to improve demand planning across products, regions, and business segments.
• Build ML solutions for demand sensing, anomaly detection, predictive analytics, and forecast improvement.
• Perform feature engineering, model development, validation, and statistical analysis on large-scale supply chain data.
• Design end-to-end data science pipelines from data preparation through deployment, monitoring, and continuous improvement.
• Evaluate model performance using accuracy, SMAPE, forecast attainment and other metrics.
• Collaborate with teams to productionize and scale data science solutions.
• Lead MEIO model development across stores, distribution centers, hubs, and customer-facing nodes.
• Translate business requirements into mathematical optimization models and scalable decision-support solutions.
• Own model lifecycle management from design to deployment and recalibration as conditions evolve.
• Partner with stakeholders to align model outputs with planning strategies and service objectives.
• Develop and maintain SQL-based ETL processes and data pipelines supporting optimization models.

Skills

Data Science

SQL

Python

Tools

Gurobi

Pyomo

OR-Tools

Job description

• W2 only - Unable to utilize C2C resources*
• W2 only - Unable to utilize C2C resources*

Top Skills Details

Data Science, SQL, Python

Top Skills' Details

Needs a combination of Data Science (model prediction) and Operation Research (optimization, how can we do better with what we have).

Key Deliverables

Develop and maintain SQL-based ETL processes and data pipelines supporting optimization models, scenario analysis, and production deployment.

Partner with data engineering teams to ensure the quality, availability, and integrity of model inputs, including demand variability, lead times, network structure, service policies, and operational constraints.

Establish governance, monitoring, and documentation to ensure model outputs are accurate, explainable, auditable, and production-ready. Contact Supplier

Description

Contractor, Data Science and Ops Research Scientist - Supply Chain Planning COE

Key Responsibilities

Forecasting - Data Science

• Develop and deploy time-series forecasting and machine learning models to improve demand planning across products, regions, and business segments.
• Build ML solutions for demand sensing, anomaly detection, predictive analytics, and forecast improvement.
• Perform feature engineering, model development, validation, and statistical analysis using large-scale supply chain data.
• Design and implement end-to-end data science pipelines, from data preparation through deployment, monitoring, and continuous improvement.
• Evaluate model performance using accuracy, bias, SMAPE, forecast attainment, and other relevant metrics.
• Collaborate with multiple teams to productionize and scale data science solutions.

Inventory Optimization - MEIO Model Development & Ownership

• Lead the end-to-end development and ownership of Multi-Echelon Inventory Optimization (MEIO) models across retail stores, distribution centers, hubs, and customer-facing nodes.
• Translate business requirements, inventory policies, service objectives, and operational constraints into mathematical optimization models and scalable decision-support solutions.
• Design and maintain model objectives, assumptions, constraints, and optimization logic to balance service, inventory, safety stock, leadtime variability, capacity and cost.
• Own model lifecycle management, including design, development, validation, deployment, monitoring, and recalibration as business conditions evolve.
• Partner with business stakeholders to align model outputs with planning strategies, inventory policies, and service objectives.

Optimization & Solver Engineering

• Develop mathematical optimization models using Gurobi or comparable commercial solvers.
• Apply techniques including linear programming, mixed-integer programming, scenario analysis, and uncertainty-aware optimization.
• Improve model performance through reformulation, decomposition, heuristics, and solver parameter tuning.
• Establish practices for reproducible testing, scenario analysis, benchmarking, and validation to ensure optimization recommendations are practical and implementable.

Data, Operationalization & Adoption

• Develop and maintain SQL-based ETL processes and data pipelines supporting optimization models, scenario analysis, and production deployment.
• Partner with data engineering teams to ensure the quality, availability, and integrity of model inputs, including demand variability, lead times, network structure, service policies, and operational constraints.
• Establish governance, monitoring, and documentation to ensure model outputs are accurate, explainable, auditable, and production-ready.
• Support algorithmic planning and predictive scenario analysis using supply chain planning systems and advanced analytics tools.
• Drive adoption through user training, workshops, documentation, and ongoing support for planners and other stakeholders.

Required Qualifications

• 6+ years of experience in Operations Research, supply chain optimization, data science and forecasting, including direct ownership of MEIO or comparable inventory optimization solutions and demand forecasting models.
• Demonstrated ability to translate business requirements, planning policies, and operational constraints into mathematical optimization and analytical solutions.
• Experience developing and deploying optimization models using Gurobi preferred, or comparable commercial solvers.
• Strong understanding of multi-echelon inventory optimization, including safety stock, service levels, demand and lead-time variability, replenishment policies, and network topology.
• Strong foundation in data science and forecasting, including time-series and ML-based forecasting techniques such as ARIMA, Prophet and XGBoost.
• Experience applying machine learning and predictive analytics to real-world supply chain problems.
• Experience with stochastic optimization, robust optimization, scenario planning, or simulation.
• Proficiency in Python and optimization frameworks such as gurobipy, Pyomo and similar OR Tools, with strong software development practices.
• Advanced SQL skills, including ETL, data transformation, and development of model-ready datasets.
• Experience with commercial MEIO platforms or comparable in-house optimization solutions.
• Strong understanding of supply chain planning, inventory management, and S&OP processes.

Skills & Competencies

• Strong technical expertise in mathematical optimization, solver tuning, model validation, and forecasting.
• Strong data science skills, including time-series forecasting, machine learning, feature engineering, and model evaluation.
• Ability to connect data, models, business processes, and operational outcomes to develop scalable solutions.
• Strong leadership and communication skills, with the ability to influence stakeholders and explain technical concepts to diverse audiences.
• Ability to operationalize solutions through governance, monitoring, documentation, and user adoption.
• Strong project management and problem-solving skills with the ability to manage complex, cross-functional initiatives.
• Industry experience in consumer goods, retail, manufacturing, or distribution networks with complex demand, inventory, service, and lead-time requirements preferred.

Job Type & Location

This is a Contract to Hire position based out of Philadelphia, PA.

Job Type & Location

This is a Contract to Hire position based out of Philadelphia, PA.

Pay And Benefits

The pay range for this position is $70.00 - $75.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&DD for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Application Deadline

This position is anticipated to close on Oct 21, 2026.

Workplace Type

This is a hybrid position in Philadelphia,PA.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems And TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records. Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.