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Senior Machine Learning Engineer Jobs in Indianapolis, IN

Elevance Health

Engineer Senior

Indianapolis, IN · On-site

$99K - $137K/yr

Engineer Senior Engineer Senior Location: This role requires associates to be in-office 1-2 days ... and applied machine learning solutions. * Designs, develops, and supports scalable applications ...

Elevance Health

Engineer Senior

Indianapolis, IN · Hybrid

$99K - $137K/yr

Engineer Senior Engineer Senior Location: This role requires associates to be in-office 1-2 days ... and applied machine learning solutions. * Designs, develops, and supports scalable applications ...

Elevance Health

Engineer Senior

Indianapolis, IN · On-site +1

$99K - $137K/yr

Engineer Senior Location: This role requires associates to be in-office 1-2 days per week ... and applied machine learning solutions. * Designs, develops, and supports scalable applications ...

Pwc

NGA AI Engineer Senior Manager

Indianapolis, IN · On-site

$91K - $321K/yr

Those in data science and machine learning engineering at PwC will focus on leveraging advanced ... As a Senior Manager you will serve as a strategic advisor, leveraging your knowledge to guide large ...

Pwc

AI Engineer

Indianapolis, IN

$55K - $187K/yr

... Machine Learning-based solutions at scale. As a Senior Associate, you will leverage your skills to analyze complex problems, mentor others, and maintain professional standards. You will focus on ...

Pwc

ERP AI Engineer - Senior Associate

Indianapolis, IN · On-site

$77K - $202K/yr

Responsibilities - Design and implement advanced AI and machine learning solutions - Analyze ... Engineering, Mathematics, Statistics, or a related quantitative field - At least 3 years of ...

Simos

Machine Technical Associate

Greenfield, IN · On-site

$22 - $30/hr

Description Launch your machine learning career in Greenfield, IN as a Machine Technical Associate ... Knowledge of CNC and PLC systems and programming * Knowledge of robots * Demonstrated casting ...

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All JobsMachine Learning Engineer JobsSenior Machine Learning Engineer JobsSenior Machine Learning Engineer Jobs in Indianapolis, IN

Senior Machine Learning Engineer information

See Indianapolis, IN salary details

$56.9K

$121K

$175.4K

How much do senior machine learning engineer jobs pay per year?

As of Aug 1, 2026, the average yearly pay for senior machine learning engineer in Indianapolis, IN is $120,972.00, according to ZipRecruiter salary data. Most workers in this role earn between $99,900.00 and $137,200.00 per year, depending on experience, location, and employer.

What are some common challenges Senior Machine Learning Engineers face when deploying models to production, and how can they be addressed?

Senior Machine Learning Engineers often encounter challenges related to model scalability, maintaining performance in real-world scenarios, and ensuring reliable integration with existing systems. Addressing these challenges typically involves thorough testing, implementing robust monitoring for model drift, and collaborating closely with DevOps and software engineering teams to streamline deployment pipelines. Staying updated on best practices in MLOps and adopting tools for automated deployment and monitoring can greatly improve the reliability and efficiency of production models.

What does a Senior Machine Learning Engineer do?

A Senior Machine Learning Engineer designs, develops, and implements machine learning models to solve complex problems. They are responsible for selecting appropriate algorithms, preprocessing data, and optimizing model performance. Additionally, they collaborate with data scientists, software engineers, and product teams to integrate machine learning solutions into production systems. Senior engineers also mentor junior team members and contribute to setting technical direction for machine learning projects.

What are the key skills and qualifications needed to thrive as a Senior Machine Learning Engineer, and why are they important?

To thrive as a Senior Machine Learning Engineer, you need advanced knowledge of machine learning algorithms, statistical modeling, and programming languages like Python or Java, typically supported by a degree in computer science or a related field. Experience with frameworks and tools such as TensorFlow, PyTorch, scikit-learn, and cloud platforms, as well as familiarity with version control and CI/CD systems, is essential. Strong problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior team members. These capabilities are crucial for designing scalable ML solutions and driving impactful results within complex, dynamic projects.

What is the difference between Senior Machine Learning Engineer vs Data Scientist?

AspectSenior Machine Learning EngineerData Scientist
Required CredentialsBachelor's/Master's in CS, ML, or related; experience with ML frameworksBachelor's/Master's in CS, Statistics, or related; strong analytical skills
Work EnvironmentDevelops and deploys ML models in production systemsAnalyzes data, builds models, and provides insights
Industry UsageTech, finance, healthcare, e-commerceResearch, finance, marketing, tech

While both roles require strong technical skills and knowledge of machine learning, Senior Machine Learning Engineers focus more on deploying scalable ML solutions in production environments, whereas Data Scientists primarily analyze data and develop models for insights. The roles often overlap but differ in their core responsibilities and focus areas.

What are the most commonly searched types of Machine Learning Engineer jobs in Indianapolis, IN? The most popular types of Machine Learning Engineer jobs in Indianapolis, IN are:
What are popular job titles related to Senior Machine Learning Engineer jobs in Indianapolis, IN? For Senior Machine Learning Engineer jobs in Indianapolis, IN, the most frequently searched job titles are:
What job categories do people searching Senior Machine Learning Engineer jobs in Indianapolis, IN look for? The top searched job categories for Senior Machine Learning Engineer jobs in Indianapolis, IN are:
What cities near Indianapolis, IN are hiring for Senior Machine Learning Engineer jobs? Cities near Indianapolis, IN with the most Senior Machine Learning Engineer job openings:
Senior Machine Learning Engineer jobs near you
Infographic showing various Senior Machine Learning Engineer job openings in Indianapolis, IN as of July 2026, with employment types broken down into 91% Full Time, 4% Part Time, and 5% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $120,972 per year, or $58.2 per hour.

Machine Learning Engineer

Bespoke Labs

Indianapolis, IN • On-site

Full-time

Re-posted 14 days ago

Job description

About Us

We are AI researchers and builders who understand how to curate data and RL environments that truly improve models. We curated OpenThoughts, one of the best open reasoning datasets, and have trained SOTA models such as Bespoke-MiniCheck and Bespoke-MiniChart.

We are embarked on a journey to build Environments that are entire digital worlds that can be used to push the frontier of agents.

What You'll Be Working On

You will work directly with our research team on RL environment and task creation for agent training. This means designing observation spaces, action spaces, reward signals, and success criteria for new environments — and building the infrastructure that makes world-scale RL training possible. This is a high-ownership role; you will be building novel systems, not maintaining legacy ones.

Must-Have Skills

3+ years of ML engineering experience — model training, fine-tuning, or post-training pipelines in research or production

Strong Python and deep learning proficiency (PyTorch preferred; familiar with training loops, optimizers, mixed precision)

Hands-on experience with LLM post-training — SFT, RLHF, PPO, DPO, or reward model training — and understanding of how training data quality affects model behavior

Familiarity with RL frameworks (Gymnasium, dm_env) and the ability to design or modify reward functions for agent training objectives

Experience running experiments at scale on cloud or HPC (AWS, GCP, SLURM, or Ray)

Solid understanding of evaluation methodology — held-out sets, benchmark design, avoiding train/eval contamination

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