Find Lead program security engineer Jobs in Dublin, County Dublin

Principal DevOps Engineer - Decision Management Platform
Mastercard —Dublin, County Dublin
- Full-time
- DevOps
- Java
- AWS
Senior Applied Scientist, AWS Security
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Doctoral degree
- Research
- Master's degree
14d
Optical NDE II, Optical Long Haul Network Deployment
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- AWS
- Project management
- Bachelor's degree
Sr Cybersecurity Engineer
Workday —Dublin, County Dublin
- €84,000–€126,000 a year
- Full-time
- AWS
- Scripting
- AI
Manager, Security Engineering, Differentiated Security Team
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- Computer Science
- Master's degree
- Bachelor's degree
3d
Site Reliability Engineer, Networking
Protex AI —Dublin, County Dublin
- Full-time
- Hybrid work
- Management
- Computer Science
- AWS
Lead Software Engineer - Financial Wellness
Gen Digital Inc. —Dublin, County Dublin
- Full-time
- Hybrid work
- System design
- Java
- AWS
Quick apply
Sr Machine Learning Engineer
paypal —Dublin, County Dublin
- Full-time
- Azure
- Java
- Master's degree
- Annual leave
Staff Technical Program Manager, Site Reliability Engineering
MongoDB —Dublin, County Dublin
- Remote
- Azure
- AWS
- SDLC
Senior Software Development Engineer, AWS RDS SQL Server
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Oracle
- Computer Science
- Java
Lead Engineer - AI Agents
M-KOPA —Dublin, County Dublin
- Full-time
- Remote
- AI
- Leadership
10d
Senior Reliability Maintenance Engineering Technician, RME
Amazon Ireland Support Services Limited —Dublin, County Dublin
- Weekend availability
- No degree
- Leadership
Lead MEP Agent
Wills Bros Limited —North Dublin, County Dublin
- Full-time
- AutoCAD
- English
- Team management
- Employee assistance program
Quick apply
8d
Technical Infrastructure Program Manager, EMEA Data Center Delivery
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- AWS
- Project management
- Bachelor's degree
Lead Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Computer Science
- English
- Java
Senior Software Development Engineer
Solventum —Dublin, County Dublin
- Full-time
- Hybrid work
- DevOps
- SQL
- AWS
- Relocation assistance
EMEA Data & Digital Program Manager
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- Computer Science
- Master's degree
- SQL
11d
AI Engineer 2
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- AWS
4d
Software Engineer II (R-19394)
Dun & Bradstreet —Dublin, County Dublin
- Full-time
- Hybrid work
- Computer Science
- System design
- English
- Annual leave
Quick apply
AI & Intelligent Automation Consultant (Retail Banking)
NTT Ltd —Dublin, County Dublin
- Hybrid work
- Mentoring
- AI
- Leadership

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Principal DevOps Engineer - Decision Management Platform

Mastercard -
Dublin, County Dublin

Apply Now

Job details

Full-time

Qualifications

CI/CD
Kubernetes
DevOps
Java
Bash (Unix shell)
AWS
Docker
Distributed systems
Terraform
Splunk
Scripting
GitHub
Linux
Leadership
Jenkins
Communication skills
Python

Full 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

Principal DevOps Engineer - Decision Management Platform

Overview

Join Mastercard’s Services Technology organization as a DevOps Principal Engineer for the Decision Management Program (DMP)—a patented, real-time decisioning platform that powers fraud prevention, risk scoring, and identity verification across the global payments network. The platform processes billions of transactions each month, consistently delivering results in milliseconds to support mission critical business solutions.

Role

In this role you will design systems to enable deployment and management of critical high-volume, low-latency financial systems into public and private cloud environments. You will work with global engineering teams to drive DevOps initiatives across the platform utilizing a highly scalable architecture leveraging In-Memory data grids and real time processing technologies.

This is a unique opportunity to shape the future of Mastercard’s decisioning ecosystem—advancing innovative, high‑performance solutions and driving engineering and operational excellence across a critical real‑time platform

Architect, provision, and manage public and on-prem cloud infrastructure, including containerized and virtualized systems
Design, build, and optimize CI/CD pipelines to enable fast, safe, and repeatable delivery of complex distributed systems across a global network of data centres.
Collaborate cross-functionally with R&D teams to design scalable systems, troubleshoot complex issues, and support new product initiatives.
Champion Infrastructure as Code principles using tools like Terraform and CloudFormation.
Drive observability and reliability through monitoring, logging, and alerting systems (Prometheus, Grafana, Druid, Splunk etc.).
Foster innovation and continuous improvement, adopting new tools and practices to increase efficiency, scalability, and cost optimization.
Contribute to hands-on coding and automation efforts when needed — lead by example.
Partner with stakeholders to align DevOps initiatives with business objectives, including uptime, deployment velocity, and cost efficiency.

All About You

8+ years of experience in Software Engineering and DevOps roles, including at least 2 years in a technical leadership capacity.
Strong Linux systems administration background
Deep familiarity with AWS cloud environments.
Proven experience with container orchestration and tooling (Kubernetes, Helm, Docker Compose).
Hands-on experience with infrastructure-as-code (Terraform, CloudFormation).
Strong understanding of CI/CD pipelines (GitHub Actions, Jenkins, XLR etc.).
Proficient in scripting and programming (Bash, Python, Java).
Experience with monitoring and observability platforms (Prometheus, Grafana, Druid, Splunk, Loki).
Excellent communication skills and the ability to work effectively with Developers, QE, Operations and support teams.
Experience with FinOps or cost optimization in cloud environments
Demonstrated ownership mindset, prioritization skills, and ability to thrive in a fast-paced, multi-tasking environment.

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.

Apply Now

Refine Your Search

lead program security engineer jobs in dublin, county dublin

Principal DevOps Engineer - Decision Management Platform

Senior Applied Scientist, AWS Security

Optical NDE II, Optical Long Haul Network Deployment

Sr Cybersecurity Engineer

Manager, Security Engineering, Differentiated Security Team

Site Reliability Engineer, Networking

Lead Software Engineer - Financial Wellness

Sr Machine Learning Engineer

Staff Technical Program Manager, Site Reliability Engineering

Senior Software Development Engineer, AWS RDS SQL Server

Lead Engineer - AI Agents

Senior Reliability Maintenance Engineering Technician, RME

Lead MEP Agent

Technical Infrastructure Program Manager, EMEA Data Center Delivery

Lead Software Engineer

Senior Software Development Engineer

EMEA Data & Digital Program Manager

AI Engineer 2

Software Engineer II (R-19394)

AI & Intelligent Automation Consultant (Retail Banking)

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