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Technology Leadership Program - Hybrid (Starting August 2027)
Target Enterprise Inc
NCD-0375 Brooklyn Park, MN
Working at Target means helping all families discover the joy of everyday life. We bring that vision to life through our values and culture. Learn more about Target here.
Added 1 min ago
AWS and AI engineer
Infosys
United States
⦁ Facilitate software application design discussions, and document design decisions to guide the technical team towards building software solutions
Added 1 min ago
Senior Product Engineer
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…of respect, integrity, trust, inclusion and safety. With a vision to be the leader in water infrastructure solutions - solving challenges, enriching lives and safeguarding the future - we…
Added 2 mins ago
Support Desk Engineer
Five Nines Technology Group, LLC
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A Support Desk Engineer serves as a primary point of contact for client technical support, playing a key role in delivering a high-quality client experience. They manage and resolve…
Added 2 mins ago
Support Desk Engineer
Five Nines Technology Group, LLC
Omaha, NE
A Support Desk Engineer serves as a primary point of contact for client technical support, playing a key role in delivering a high-quality client experience. They manage and resolve…
Added 2 mins ago
Sr. Data Engineer - Amazon Leo, Leo Global Business
Amazon Kuiper Commercial Services LLC
Bellevue, WA
As a Data Engineer in Leo's Global Business Operations (GBO), you will be one of the architects and engineers building up the cloud data infrastructure for use across Leo. You will be…
Added 2 mins ago
Software Development Engineer II, Customer Terminal Aviation Quality
Amazon Kuiper Manufacturing Enterprises LLC
Redmond, WA
- 1+ years of software development engineer or related occupational experience
Added 2 mins ago
Software Dev Engineer I, Security Platform
Twitch Interactive, Inc.
Seattle, WA · Irvine, CA · San Francisco, CA
This role is ideal for an engineer who learns quickly, values operational excellence, and wants to see their work directly improve Twitch's security posture.
Added 4 mins ago
SN
Director of Information Security Engineering
Southern New Hampshire University
Remote, United States
- $129,057 to $206,531 USD / year
…of leading transformation in complex organizations, and the vision to align security architecture and engineering investments with institutional priorities, modern technology environments,…
Added 4 mins ago
DevOps Engineer (Level I, II, III) (6904)
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Reston, VA
As a DevOps Engineer, you’ll play a critical role in designing, operating, and improving shared cloud and DevOps platform services used by multiple customer mission teams. This role…
Added 6 mins ago
Lead Engineering Associate II
Aerospace
Minneapolis, MN
As a Lead Engineer Associate II here at Honeywell Aerospace, you will take a lead role in engineering projects, providing technical expertise and guidance to ensure successful project…
Added 7 mins ago
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Forward Deployed Engineer
Caylent
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- $136,000 to $216,000 USD / year
Our capabilities span generative and agentic AI, cloud migration and modernization, cloud-native application development, data and analytics, DevOps, managed services, security and…
Added 8 mins ago
Design and Release Engineer-Cockpit and Trim
Ford Global
Dearborn, MI
Immediate medical, dental, vision, and prescription drug coverage
Added 8 mins ago
TM
Manufacturing Engineering Manager
thyssenkrupp Materials NA, Inc.
United States
- $115,000 to $150,000 USD / year
Professional Engineer (P.Eng.) designation or eligibility.
Added 9 mins ago
Cybersecurity Reliability Engineer 3 - Vulnerability Management
CHN Choice Hotels International Services
United States
…exciting new opportunity as our Level 3 Cybersecurity Reliability Engineer – IT (Vulnerability Management) in the Information Security / Security Operations. The Information Security /…
Added 10 mins ago
Infrastructure Software Engineer II (Remote - US)
BNSF Railway
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Collaborate with internal application teams to improve platform usability and feedback
Added 10 mins ago
Systems Engineer, Test Automation
Peraton
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This position is listed as a System Engineer; however, this role supports Test Automation.
Added 10 mins ago
Cloud Systems Administrator
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The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability…
Added 11 mins ago
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Network Engineer
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RAHWAY, NJ
- $83,156 to $117,458 USD / year
Participate in the application of network and related IT technology assets into the enterprise
Added 11 mins ago
Devops Engineer
Lawelawe Technology Services
Washington, DC
You are a technically resourceful engineer who supports Windows environments, identity services, and automation. You work carefully with privileged access and collaborate with application…
Added 11 mins ago
Engineer, Drive Unit Test & Validation
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As a Test and Validation Engineer, you will take responsibility for the development and execution of automated test systems for drive units and powertrain components. Based on your…
Added 14 mins ago
Ford Racing Chassis Engineer
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The Ford Racing Chassis Team is seeking an independent, empowered and passionate Chassis engineer to lead the Chassis Steering System of an upcoming off-road vehicle program
Added 14 mins ago
Design and Release Engineer-Cockpit and Trim
Ford
Dearborn, MI · Dearborn
Immediate medical, dental, vision, and prescription drug coverage
Added 16 mins ago
CO
Civil Engineering Tech II
City of Battle Creek (MI)
Battle Creek, MI
- $23.4 to $31.58 USD / hour
Have Questions About Your Application or a Job Opportunity with The City of Battle Creek?
Added 17 mins ago
Equipment Engineer I
USA-Medtronic MiniMed, Inc 1017
Northridge, CA
We anticipate the application window for this opening will close on - 13 Nov 2026

Closed listing

Mastercard

AI Engineer ||

O Fallon, MO, United States

Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

Pay: Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD
Posting language: English
Posted: Nov 4, 2026

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Original job description

Archived listing. The details below describe a past opening.

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

AI Engineer ||

Role Summary The AI Engineer is responsible for designing and delivering AI-powered solutions that improve engineering productivity and business workflows. This role requires a strong foundation in AI/ML concepts, with hands-on expertise in LLM systems, data preparation, and context design (including chunking) to build scalable, high-quality AI solutions.

What You Will Do Lead AI-Driven Solution Development

Identify and drive high-impact AI use cases across engineering and business workflows Design end-to-end AI solutions leveraging LLMs, orchestration, and automation Move rapidly from exploration to production-grade implementations

Build LLM Solutions & Intelligent Agents

Develop LLM-based applications including prompt frameworks, orchestration layers, and integrations Create and evolve AI-powered agents (e.g., Copilot-based or similar) for workflow automation and decision support Apply techniques such as retrieval-augmented approaches, context management, and prompt optimization

Design Data, Context & Chunking Strategies (Critical)

Structure and prepare data for LLM consumption, including effective chunking and context window optimization Design retrieval strategies that improve relevance, accuracy, and response quality Balance context size, latency, and cost while maintaining solution effectiveness

Apply Strong AI/ML Foundations

Understand and reason about model behavior, evaluation, bias, and limitations Tune and adapt prompts, context, and workflows instead of relying on model retraining Ensure responsible and effective use of AI through sound engineering practices

Drive Engineering Productivity with AI

Apply AI tools (e.g., Copilot and similar) to improve developer velocity and quality Build reusable patterns for AI-assisted coding, testing, and documentation Measure and scale productivity impact across teams

Data & Application Engineering

Build data pipelines and integrations to support AI workflows Develop APIs, services, and applications embedding AI capabilities Ensure solutions are scalable, maintainable, and integrated into real workflows

What You Bring

Strong foundation in AI/ML concepts, especially LLMs and modern AI systems

Hands-on experience with:

Prompt engineering and LLM orchestration frameworks Context design, chunking strategies, and retrieval techniques Working with structured and unstructured data for AI use cases

Solid software engineering and system design experience Ability to build end-to-end AI solutions (data → context → LLM → application) Pragmatic mindset focused on quality, usability, and business impact

Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

Abide by Mastercard’s security policies and practices;
Ensure the confidentiality and integrity of the information being accessed;
Report any suspected information security violation or breach, and
Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.

THIS POSTING RELECTS ONE OR MORE CURRENT VACANCIES ON OUR TEAM, AND MASTERCARD INTENDS TO FILL THIS POSITION BY 02/02/2027. If the fill date has passed, Mastercard intends to fill this position as soon as possible.

Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD

About employer

More about this job

Skills

ML
Workflow
Normalise data
Documentation
Unstructured data
Cybersecurity
Confidentiality

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