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MA
Project Manager I
MasTec Advanced Technologies
Franktown, CO
- $90,000 to $110,000 USD / year
…budgeting, scheduling, and progress tracking, using KPIs to make data driven decisions. Verify project progress, support forecasting, and maintain thorough…
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Registered Nurse (Assistant Nurse Manager)
Veterans Affairs, Veterans Health Administration
Glendale, CO
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Assistant/Associate Professor of Psychology - Tenure Track
Adams State Universi
Alamosa, CO
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VR
Senior Manager: Child Care
Vail Resorts
Breckenridge, CO
- $70,631 to $100,901 USD / year
Lead the enterprise Child Care Best Practice Group to support operational and financial success.
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Director, Visitation Analytics
Vail Resorts
Vail, CO
…Resorts network. The team leverages Vail Resorts' proprietary data as well as external data sources to generate insights about guest behavior and performance trends that create value for…
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Media & Digital Strategy Director
Champion Pet Foods
Louisville, CO
Digital & Emerging Media Transformation. Lead the organization in transformation towards a digital-first pet parent model; strengthening team capabilities across media platforms, insights,…
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EC
Director, Government Partnerships (Grants & Incentives)
Eaton Corporation
Golden, CO
- $165,000 to $242,000 USD / year
Create and lead collaborative initiatives across Eaton businesses, technology organizations, government agencies, and external research partners to secure government-funded programs that…
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BH
Registered Nurse Home Care
Banner Health
Greeley, CO
- $33.77 to $56.28 USD / hour
…knowledge, judgment, and nursing skills necessary to assess data and plan, provide and evaluate care appropriate to the physical and developmental age of assigned…
Added 1 min ago
Application Service Team Lead
Intermountain Health
Grand Junction, CO
Added 1 min ago
M
Product Owner, Digital Product Management
ManpowerGroup
Lone Tree, CO
- $65 to $67 USD / hour
Lead the design and development of the next generation data delivery platform on Google Cloud Platform (GCP), helping meet growing demand for client account data.
Added 1 min ago
Senior Mgr - Vertical Markets - Industrial
Trane Technologies
Pueblo, CO
Data-Driven Decision Making: Utilize data analytics to identify market trends, market attractiveness, and customer needs, translating insights into actionable growth strategies. Utilize…
Added 1 min ago
Facilities and Maintenance Manager
Trane Technologies
Pueblo, CO
As Facilities and Maintenance Manager, you will lead the strategic integration of equipment reliability, site infrastructure, and total productive maintenance across our Pueblo facility.
Added 1 min ago
Engineering Technician Supervisor - RF/Electronics & Environmental Test
Redwire Space, Inc.
Longmont, CO
…at our Longmont, CO facility. This working supervisor will lead a team of technicians responsible for RF hardware checkout, system bring-up, troubleshooting, and environmental qualification…
Added 1 min ago
RS
RF Business Development Manager
Redwire Space, Inc.
Longmont, CO
- $160,000 to $210,000 USD / year
Added 1 min ago
ANM Assistant Nurse Manager Regional Float Pool FT Days
AdventHealth
Greenwood Village, CO
Lead quality improvement initiatives by analyzing data, identifying areas for improvement, and implementing strategies to enhance patient care and operational efficiency.
Added 1 min ago
Quantum Research Scientist - Remote - 790
Quantinuum
Broomfield, CO
Added 1 min ago
ServiceNow Platform Manager - 1081
Quantinuum
Broomfield, CO
…Manager to serve as the primary internal owner and product lead for the ServiceNow platform. This role manages the platform roadmap, stakeholder demand, governance, vendor delivery, release…
Added 1 min ago
Senior Electrical Project Engineer
Weston Solutions, In
Lakewood, CO
…applicable, through field investigations or review of field data provided by our construction team, monitor and evaluate contractor's performance and report progress to client. -…
Added 1 min ago
Senior Electrical Project Engineer
Weston Solutions, In
Lakewood, CO
…applicable, through field investigations or review of field data provided by our construction team, monitor and evaluate contractor's performance and report progress to client. -…
Added 1 min ago
Senior Electrical Project Engineer
Weston Solutions, In
Lakewood, CO
…applicable, through field investigations or review of field data provided by our construction team, monitor and evaluate contractor's performance and report progress to client. -…
Added 1 min ago
Senior Electrical Project Engineer
Weston Solutions, In
Lakewood, CO
…applicable, through field investigations or review of field data provided by our construction team, monitor and evaluate contractor's performance and report progress to client. -…
Added 1 min ago
MI
Sr. Manager, Strategic Accounts
Maxar Intelligence I
Westminster, CO
- $219,000 to $292,000 USD / year
…clearance. Vantor is seeking a Sr. Manager, Strategic Accounts to lead growth, sustainment, and customer outcomes across a portfolio of high-value government and prime contractor accounts.…
Added 1 min ago
G
Managing Consulting - Human Centered Reserach for Energy Efficiency Programs
Guidehouse
BOULDER, CO
- $102,000 to $170,000 USD / year
…creative problem-solving skills. The successful candidate will lead human-centered research throughout the project lifecycle, from planning and data collection to analysis and insight…
Added 1 min ago
BH
Registered Nurse RN PACU
Banner Health
Fort Collins, CO
- $36.14 to $60.23 USD / hour
…knowledge, judgment, and nursing skills necessary to assess data and plan, provide and evaluate care appropriate to the physical and developmental age of assigned…
Added 1 min ago
OP
Director, Product Line Management
Otter Products, LLC
Fort Collins, CO
- $170,000 to $210,000 USD / year
…is currently seeking a Director, Product Line Management to lead our Product Line Management team! This is a hybrid role based in our Fort Collins, CO office, with flexibility to work a…

US: Mastercard Technologies, LLC

AI Engineer ||

O'Fallon, MO, United States

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

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Job details

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

Original job description

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

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