Mission-Critical AI Engineer — Agentic ML & LLMs
$99k - $225kPhase2 Technology
Phase2 Technology in O'Fallon, Illinois, is seeking an Agentic AI Developer who will be a part of the Defense Technology team. The role requires expertise in machine learning to develop and deploy AI solutions that tackle real-world challenges faced by the Department of War. Candidates should have experience with Large Language Models and necessary programming skills. The position offers a comprehensive salary range from $99,000 to $225,000 annually and an opportunity to contribute to mission-critical projects within a talented team dedicated to advanced AI technologies. #J-18808-Ljbffr Phase2 Technology
$99k - $225k
...Number: R0241538 Agentic AI Developer Opportunity... ...As an experienced engineer, you know that machine learning is critical to understanding and... ...processes using ML techniques makes you... ...create real‑world, mission‑critical impacts.... ...Large Language Models (LLMs) Experience with...SuggestedLocal area$110k - $150k
...Job Description Job Description AI Developer Position Details Position... .... This role combines applied AI engineering with developer enablement, focusing on... ...experience with large language models (LLMs), AI integrations, agentic workflows, and modern software...SuggestedWork at officeRemote work- ...in the payments industry. Our mission is to connect and power an inclusive... ...potential.The Internal AI team is looking for an experienced... ...our redesign of the mission critical Settlement Predictor... ...environmentProven track record in ML pipeline design including LSF...SuggestedFor contractorsH1bWork at officeLocal area
$115k - $184k
...potential. Title and Summary Senior AI Platform Engineer (DevOps) Who is Mastercard? Mastercard... ...AI platforms and capabilities. Our mission is to provide scalable, secure, and... ...databases, retrieval systems, AI gateways, agentic systems, or emerging AI platform...SuggestedFull timePart timeWorldwideFlexible hours$170k - $281k
...Principal Software Engineer Who is Mastercard... ...industry. Our mission is to connect and power... ...delivery, and puts AI to work in how we build... ...capacity during critical spikes,... ...practices, including LLMs, RAG, and agent frameworks... ...building with AI and Agentic solutions, including...SuggestedFull timeTemporary workPart timeWorldwideFlexible hoursShift work- ...Senior Software Engineer Mastercard powers economies and empowers people in 200+ countries... ...the talent and vision to create the critical systems and products that power global commerce... ...machine learning platforms that provide mission-critical insights to many of the world's...Full timeContract workPart timeWork experience placementWorldwideFlexible hours
$140k - $231k
...Title and Summary Manager, Software Engineering We are seeking a visionary and... ...Manager to lead a service group in our critical Decision Management Platform for fraud detection... ...including leadership roles on complex, mission-critical platforms. • Proven track record...Full timePart timeWorldwideFlexible hours$115k - $184k
...Summary Senior Software Development Engineer Overview The Senior... ...responsibilities and ownership of critical software components from design... ...and CI/CD. •Experience building AI-assisted applications, autonomous agents, or agentic workflows. •Agile Scrum...Full timePart timeWorldwideFlexible hours- ...Senior Software Engineer Visa: No OPT EAD, US Citizen or Green Card preferred... ...Senior Software Engineer to drive forth our mission of building robust IBM ODM Rule... ...prediction applications, which include mission critical, high volume transaction processing systems...Long term contractWork experience placementLocal areaRelocationFlexible hours
- ...interacting with Product ownersUnderstands operational and engineering experience, actively works to improve experience and metrics... ...the basic engineering principles used in building and running mission critical software capabilities (security, customer experience,...Contract workLocal area
- ...Lead Software Engineer Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with... ...applications meet strict performance SLAs in high-volume, mission-critical environments Secure Coding & Compliance Enforce secure...Full timePart timeWorldwideFlexible hours
$115k - $184k
...potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a... ...company in the payments industry. Our mission is to connect and power an inclusive,... ...applications and services that power critical capabilities across the real-time payment...Full timePart timeWorldwideFlexible hours$115k - $184k
...potential. Title and Summary Senior Software Engineer Overview: Mastercard Send (part of... ...almost instantly. Send supports critical use cases such as disbursements, gig-economy... ..., security, and performance of mission-critical payment systems. Role Responsibilities...Full timePart timeWorldwideFlexible hoursShift work$92k - $147k
...realize their greatest potential. Title and Summary Software Engineer II Overview Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone...Full timePart timeWorldwideFlexible hours- ...and React Experience building Agentic Frameworks utilizing MCP layers and LLMs Strong logical design, analytical... ...Seeking a Lead Software Engineer with strong full-stack development... ...experience and expertise in Agentic AI frameworks. This role will support...Temporary work
$61.9k - $141k
...and work. Innovate with intention Build mission-ready tech that protects the nation. Ever... ...available today than ever before. As a data engineer, you know that organizing data can yield... ...identity and prevent fraud. Candidate AI Usage Policy AI is a part of our daily work...Full timeContract workPart timeWork at officeLocal areaRemote work$152k - $258k
...Summary Director, Platform Engineering Who is Mastercard?... ...in the payments industry. Our mission is to connect and power an inclusive... ...of change across technology, AI, and the nature of work... ...Director, Platform Engineering is a critical technology and engineering...Full timePart timeWorldwideFlexible hours$76k - $127k
...greatest potential. Title and Summary Site Reliability Engineer II The BizOps team at Mastercard is looking for a Site... ...relationships across development, operations, and product teams. Mission BizOps ensures production readiness by partnering closely...Full timePart timeWorldwideFlexible hoursEarly shift$96k - $163k
...Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior Site Reliability... ...orchestration and lifecycle management, leverages AI-driven optimization intelligence, and executes time-critical optimization actions while maintaining clear domain...Full timePart timeWorldwideFlexible hours$76k - $127k
...greatest potential. Title and Summary Site Reliability Engineer II Who is Mastercard? At Mastercard technology, we work to... ...truly global network. With the talent and vision to create the critical systems and products that power global commerce and connect people...Full timePart timeWorldwideFlexible hours- ...information systems, information technology, computer science, engineering, or equivalent work experience. More than 7 years of... ...well as methodologies such as Waterfall and Agile. Experience with LLM integration, prompt engineering, and agentic patterns....Work experience placement
- ..., Spring, Spring Boot, Kafka, RESTful web services, and JPA You have experience in building AI assisted application, autonomous and semi-autonomous agents and agentic workflow systems that coordinate multi-step tasks. Strong belief in continuous refactoring and...
- ...Sr. Software Engineer This is hybrid in O'Fallon, Missouri 3 days per week (Tuesday, Thursday... ..., Gradle, Chef, and Sonar 3. GenAI / AI-Enabled Engineering Ability to... ...Agile. Experience with LLM integration, prompt engineering, and agentic patterns....Work experience placement3 days per week
- ...Quality Engineering Team Lead Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using...Work experience placement
$122k - $207k
...greatest potential. Title and Summary Lead Site Reliability Engineer-2 Overview: Who is Mastercard?At Mastercard technology, we... ...truly global network. With the talent and vision to create the critical systems and products that power global commerce and connect...Full timePart timeWorldwideFlexible hours$122k - $207k
...greatest potential. Title and Summary Manager, Site Reliability Engineering Who is Mastercard? At Mastercard technology, we work to... ...global network. With the talent and vision to create the critical systems and products that power global commerce and connect people...Full timePart timeWorldwideFlexible hours- ...Google Test)Experience developing on Linux operating systemsExperience developing in a team environment with a source control tool (Git/Bitbucket preferred)Strong critical thinking, attention to detail, and analytical skillsStrong oral and written communication skills...
$140k - $231k
...greatest potential. Title and Summary Lead Software Development Engineer Overview The Lead Software Development Engineer is a... ...architecture ownership, modernization initiatives, and adoption of Agentic AI-powered engineering practices. What You Will Do Software...Full timePart timeWorldwideFlexible hours- ...PostMastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that... ...Microsoft Enterprise Viva platform as a core integration engineer of the project team.ResponsibilitiesAssists senior resources in...
- ...Safe Harbor, and others.Drive performance engineering of the enterprise software architecture... ...it is resilient, secure, and scalable.Use AI tools effectively as part of daily development... ...LLM integration, prompt engineering, and agentic patterns.Top 3 Required Skills:Java Full...Work experience placement
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