Find Senior network security engineer Jobs in Dublin, D

Senior Platform Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Communication skills
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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
11d
Cyber Operations Engineer
Tata Consultancy Services —Swords, County Dublin
- Call to connect
- No degree
- Scripting
- Python
Senior Lead SRE (DSS)
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- Azure
- Oracle
- Java
12d
Pre Sales Solution Engineer
Elwood Roberts —Dublin, County Dublin
- €60,000–€100,000 a month
- Full-time
- Sales
- Communication skills
Quick apply
AI Workplace (M365) & Microsoft Purview Senior Engineer
BearingPoint Ireland —Dublin, County Dublin
- Hybrid work
- SharePoint
- AI
- Communication skills
Senior Lead Software Engineer
JPMorganChase —DUBLIN 2, County Dublin
- Full-time
- Azure
- Computer Science
- Java
Senior Data Engineer
GridBeyond —DUBLIN 24, County Dublin
- Full-time
- Azure
- Computer Science
- Engineering
5d
IT Systems Engineer
Daon Inc —Dublin, County Dublin
- Full-time
- Hybrid work
- Computer Science
- Windows
- Bachelor's degree
Quick apply
6d
Senior Reliability Maintenance Engineering Technician, RME
Amazon Ireland Support Services Limited —Dublin, County Dublin
- Weekend availability
- No degree
- Leadership
Sr Software Eng
Sony Interactive Entertainment —Dublin, County Dublin
- €87,800–€131,800 a year
- Hybrid work
- Computer Science
- C++
- Bachelor's degree
- Wellness program
- Annual leave
Senior Cyber Incident Response Analyst
Integrity360 —Dublin, County Dublin
- Windows
Senior Full-Stack Developer
Citi —Dublin, County Dublin
- €71,440–€107,160 a year
- Full-time
- Hybrid work
- Computer Science
- DevOps
- Java
Vice President & Founding Technology Lead, AI Engineering & Consulting Platforms
Mastercard —Dublin, County Dublin
- Full-time
- Computer Science
- Engineering
- Presentation skills
2d
Lead Software Engineer
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- System design
- Java
Director of Cloud, Enterprise Operations
Mastercard —Dublin, County Dublin
- Full-time
- Azure
- DevOps
- English
5d
Cloud Engineer, VP
Sumitomo Mitsui Banking Corporation —Dublin, County Dublin
- Azure
- AWS
Head of Product Management LIMS / LIS Clinical Diagnostics
Eurofins —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Analysis skills
- Continuous improvement
Quick apply
5d
Development Manager
Sentrium —Dublin, County Dublin
- Remote
- Team management
- AI
- Leadership
- Annual leave

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Senior Platform Engineer

Mastercard -
Dublin, County Dublin

Apply Now

Job details

Full-time
11 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

Cyber Operations Engineer

Senior Lead SRE (DSS)

Pre Sales Solution Engineer

AI Workplace (M365) & Microsoft Purview Senior Engineer

Senior Lead Software Engineer

Senior Data Engineer

IT Systems Engineer

Senior Reliability Maintenance Engineering Technician, RME

Sr Software Eng

Senior Cyber Incident Response Analyst

Senior Full-Stack Developer

Vice President & Founding Technology Lead, AI Engineering & Consulting Platforms

Lead Software Engineer

Director of Cloud, Enterprise Operations

Cloud Engineer, VP

Head of Product Management LIMS / LIS Clinical Diagnostics

Development Manager

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