Data Analyst

100% remote

Top Skills' Details ET time zone preferred or willing to work ET hours.

3+ years' experience with Python - hands on experience writing scripts for data cleaning and preprocessing. Some existing scripts and tools are available but must be able to work independently and build, modify and optimize scripts.

Jupyter notebook

Should be comfortable pulling data from different sources - calling APIs and writing SQL queries.

Proven experience working with data annotation or labeling combined with strong data analysis skills

Ability to interpret complex datasets and understand underlying data patterns and nuances

Comfortable working with multiple data types and familiar with data management concepts

Basic proficiency with annotation platforms

Description

We are seeking a detail-oriented Data Analyst to evaluate, label, and analyze complex datasets that power our AI and machine learning models. In this role, you will go beyond basic data labeling by reviewing raw data to verify and correct existing labels, applying consistent annotations, and using Python to explore datasets, identify patterns in text and other data types, and interpret what the data represents. You will collaborate closely with our AI/ML engineering team to develop and refine annotation guidelines that improve data quality and model performance.

What you’ll be doing:

Analyze diverse datasets to understand context, quality, and labeling requirements

Perform accurate data annotation and labeling with strong attention to detail

Clean and preprocess datasets by identifying and correcting errors, inconsistencies, and missing data

Collaborate closely with engineers to develop and refine annotation guidelines and standards based on data insights

Identify inconsistencies, ambiguities, or anomalies in the data and provide actionable feedback

Support data quality assurance by reviewing and validating annotations for consistency and accuracy

Document data characteristics, annotation processes, and best practices to maintain knowledge continuity

Skills

Python, Data Analysis, Data Annotation, Jupyter, Panda, Numpy

Top Skills Details

Python,Data Analysis,Data Annotation,Jupyter,Panda,Numpy

Additional Skills & Qualifications

Background in data science, statistics, machine learning, or related technical fields

Familiarity with data cleaning techniques and quality assurance practices

Familiarity with incident management, change management, or operational excellence frameworks

Experience using annotation platforms

Experience contributing to open source projects related to data annotation, machine learning, or AI infrastructure

Hands-on experience building or training machine learning models

Experience Level

Intermediate Level

Job Type & Location

This is a Contract position based out of Columbus, OH.

The pay range for this position is $45.00 - $50.00/hr.

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&D 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)

This is a fully remote position.

This position is anticipated to close on Mar 5, 2026.

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.