Find Senior network security engineer Jobs in Dublin, D

Senior Platform Engineer
Mastercard —Dublin, County Dublin
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Sr Machine Learning Engineer
paypal —Dublin, County Dublin
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Capacity Planning Manager, CDP EMEA
Amazon Data Services Ireland Limited —Dublin, County Dublin
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Sumitomo Mitsui Banking Corporation —Dublin, County Dublin
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SIM Engineer II
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- Full-time
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Senior Penetration Tester
Integrity360 —Dublin, County Dublin
- Computer Science
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Incident Management Engineer (Korean/English bilingual), Incident Detection and Response
Amazon Web Services EMEA SARL (Irish Branch) —Dublin, County Dublin
- Weekend availability
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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
12d
Senior Reliability Maintenance Engineering Technician, RME
Amazon Ireland Support Services Limited —Dublin, County Dublin
- Weekend availability
- No degree
- Leadership
Principal Cybersecurity Architect
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- AWS
- Software development
- AI
EMEA Cabling Quality Mgr, Global Cabling Quality
Amazon Data Services Ireland Limited —Dublin, County Dublin
- Full-time
- AWS
- Bachelor's degree
- Electrical Engineering
Senior Lead Engineer - Operations and Asset Management - Generic
Eirgrid —Dublin, County Dublin
- Engineering
- Analysis skills
- Organisational skills
Quick apply
Network Engineering Manager, EMEA
ByteDance —Dublin, County Dublin
- Computer Science
- English
- Bachelor's degree
Senior Cloud Networking Manager
eBay Inc. —Dublin, County Dublin
- Full-time
- Computer Science
- Master's degree
- Bachelor's degree
Software Development Manager, Network Capacity Services
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Engineering
- Java
- AWS
Associate Director - Civil Engineering (Transmission & Distribution)
Jacobs —Dublin, County Dublin
- Hybrid work
- Civil Engineering
- Leadership
- Communication skills
14d
Lead Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Computer Science
- English
- Java
Agentic AI - Senior Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- System design
- Java
- JavaScript
6d
Sr.Manufacturing Engineer - OnSite, Hardware Engineering - Manufacturing
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Master's degree
- AWS
- Project management
Senior Engineer - Operations and Asset Management - Generic
Eirgrid —Dublin, County Dublin
- Engineering
- Analysis skills
- Organisational skills
Quick apply

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Senior Platform Engineer

Mastercard -
Dublin, County Dublin

Apply Now

Job details

Full-time
6 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

Sr Machine Learning Engineer

Capacity Planning Manager, CDP EMEA

Cloud Engineer, VP

SIM Engineer II

Senior Penetration Tester

Incident Management Engineer (Korean/English bilingual), Incident Detection and Response

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

Senior Reliability Maintenance Engineering Technician, RME

Principal Cybersecurity Architect

EMEA Cabling Quality Mgr, Global Cabling Quality

Senior Lead Engineer - Operations and Asset Management - Generic

Network Engineering Manager, EMEA

Senior Cloud Networking Manager

Software Development Manager, Network Capacity Services

Associate Director - Civil Engineering (Transmission & Distribution)

Lead Software Engineer

Agentic AI - Senior Software Engineer

Sr.Manufacturing Engineer - OnSite, Hardware Engineering - Manufacturing

Senior Engineer - Operations and Asset Management - Generic

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