Find Senior network security engineer Jobs in Dublin, D

Senior Platform Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Communication skills
10d
Senior Site Reliability Engineer - CloudVision
Arista Networks —Dublin, County Dublin
- Full-time
- Remote
- Azure
- Computer Science
- Software troubleshooting
Quick apply
Agentic AI - Senior Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- System design
- Java
- JavaScript
10d
Senior Lead SRE (DSS)
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- Azure
- Oracle
- Java
12d
Senior Manager of SRE
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- Azure
- Oracle
- Java
Senior Infrastructure Security Engineer
Crusoe —Dublin, County Dublin
- Full-time
- AWS
- Linux
- AI
Quick apply
9d
Senior Cyber Incident Response Analyst
Integrity360 —Dublin, County Dublin
- Windows
Director of Cloud, Enterprise Operations
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- DevOps
- English
5d
Head of Product Management LIMS / LIS Clinical Diagnostics
Eurofins —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Analysis skills
- Continuous improvement
Quick apply
5d
Sr Software Eng
PlayStation Global —Dublin, County Dublin
- €87,800–€131,800 a year
- Computer Science
- C++
- Bachelor's degree
Quick apply
Senior Software Engineer (Backend / Platform)
Mastercard —Dublin, County Dublin
- Full-time
- Oracle
- SQL
- Scripting
Associate Business Developer , Data Center Supply Solutions EMEA, Data Centre Supply Solutions
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- AWS
- Organisational skills
- Contracts
Lead Data Engineer – AI & Foundation Models
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- SQL
Telecom Engineer
Jacobs —Dublin, County Dublin
- Hybrid work
- Electrical Engineering
- Higher certificate
- Communication skills
SIM Engineer I
Cubic³ —Dublin, County Dublin
- Full-time
- Hybrid work
- Computer Science
- Engineering
- Java
11d
Java Software Engineer (AVP)
Citi —Dublin, County Dublin
- €71,440–€107,160 a year
- Full-time
- Computer Science
- System design
- Java
13d
Senior Grid Delivery Manager, AWS , (To be based in London, Dublin, Madrid or Frankfurt)
Amazon Web Services EMEA SARL (Irish Branch) - G50 —Dublin, County Dublin
- Full-time
- Spanish
- Engineering
- Master's degree
Principal Platform Architect
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- AWS
- AI
Director, Data engineering
Mastercard —Dublin, County Dublin
- Full-time
- Master's degree
- AWS
- Analytics
Software Development Manager, Aurora Control Plane, Aurora Control Plane
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Management
- Engineering
- AWS

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Senior Platform Engineer

Mastercard -
Dublin, County Dublin

Apply Now

Job details

Full-time
10 days ago

Qualifications

FTP
SFTP
WebSphere
UNIX
SSL
TCP/IP
Middleware
Communication skills

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

Senior Platform Engineer

Overview:
As a Senior Platform Engineer (specializing in Communication Server), you will be responsible for maintaining and optimizing our mainframe network infrastructure. You will play a crucial role in ensuring the reliability, security, and efficiency of our z/OS communication environment, including VTAM, TCP/IP, SNA, Sysplex, and related technologies.

Role:

Manage and administer z/OS Communication Server components, including VTAM, TCP/IP,

SNA, Sysplex Distributor, Parallel Sysplex, and z/OS Cryptographic Services.

Implement and support secure communication protocols including AT-TLS (z/OS Policy

Agent-ATTLS), SSL, SFTP, FTPS, and Connect Direct.

Collaborate with application and network teams to integrate z/OS Communication Server technologies

with z/OS WebSphere Servers and other middleware solutions.

Utilize z/OS Unix System Services for integrating mainframe applications with distributed

environments.

Monitor system performance and implement tuning strategies to optimize network

throughput and response times.

Provide expertise and support in mainframe networking technologies and assist in capacity

planning and disaster recovery planning.

Subject to On Call, weekend duties, implementation with customers, and all other duties as assigned.
Stay current with industry trends and advancements in mainframe communication technologies to recommend and implement best practices.

All About You

Minimum 4+ years of experience as a z/OS Systems Programmer specializing in Communication Server technologies.
Strong inter-personal, written, and oral communication skills.
Ability to effectively work with vendors, internal departments, and management.
Ability to diagnose and resolve problems quickly and completely.
Solid understanding and experience with communications server in a z/OS mainframe environment.
Experience with third party vendor products (IBM, Broadcom) a plus.
Knowledge of and experience with IBM monitoring tools a plus (Netview and NetMaster for File Transfer / TCP/IP).
Ability to install, support and diagnose third party software.
Strong programming skills in JCL, REXX, and other programming languages a plus.

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

senior network security engineer jobs in dublin, d

Senior Platform Engineer

Senior Site Reliability Engineer - CloudVision

Agentic AI - Senior Software Engineer

Senior Lead SRE (DSS)

Senior Manager of SRE

Senior Infrastructure Security Engineer

Senior Cyber Incident Response Analyst

Director of Cloud, Enterprise Operations

Head of Product Management LIMS / LIS Clinical Diagnostics

Sr Software Eng

Senior Software Engineer (Backend / Platform)

Associate Business Developer , Data Center Supply Solutions EMEA, Data Centre Supply Solutions

Lead Data Engineer – AI & Foundation Models

Telecom Engineer

SIM Engineer I

Java Software Engineer (AVP)

Senior Grid Delivery Manager, AWS , (To be based in London, Dublin, Madrid or Frankfurt)

Principal Platform Architect

Director, Data engineering

Software Development Manager, Aurora Control Plane, Aurora Control Plane

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