Senior Network Security Engineer

1 week ago

Dublin, Dublin City, Ireland Mastercard Full time

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 Network Security Engineer (Checkpoint)
Network Engineering team is looking for dynamic & experienced network professional to work on implementation, security and support of large multi-site, robust multi-vendor network environments.
Major Accountabilities:
o Manage and implement medium to complex networks in multi-domain environments working on industry leading technologies & platforms.
o Partner with design and platforms teams, implementing network designs as per requirements defined.
Working on new, as well as re-architecting network segments to facilitate new requirements, technologies, and growth.
o Be able to effectively triage and conduct effective problem solving.
o Good communication, accountability and attention to detail are important soft skills
o Support regional projects, which include responsibility for planning, time, and implementation.
o Ability & desire to automate processes and tasks to increase efficiency.
Education:
o Bachelor's degree in computer science, Math, or Engineering or equivalent combination of education and experience.
o Industry leading certification (Cisco, Checkpoint, Arista, etc) desirable but not compulsory
Knowledge / Experience:
o 5+ Years IT experience in the following areas:
o Skills and knowledge on network automation/scripting such as Python, Ansible.
o Proven experience & hands on knowledge on Fundamentals of Network engineering and operations.
o Experience of managing and deploying medium to large scale networks using such as Cisco, Palo Alto, Aruba, Arista & Checkpoint.
o Awareness of Project Management methodology and best practices.
o Strong hands-on knowledge of Network diagnostics, BGP, VPN, DMVPN, MPLS, SD-WAN
o Strong understanding of Network Architecture and new trends - Traditional, Cloud, Spine/Leaf, segmentation.
o Good knowledge and hands-on experience of firewalls and other security methods.
o Experience creating and maintaining detailed process documentation.
Skills/ Abilities:
o Strong verbal and written communications skills.
o Self-starter with demonstrated listening skills.
o The ability to adapt and willingness to learn new technologies as required.
o Team player and equally strong individual contributor.
o Limited supervision: work may be reviewed for direction and strategy.
Working condition
o May require occasional local/domestic travel within country
o Should be open to working occasional weekends/weeknights for planned work.
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.
#J-18808-Ljbffr

  • Senior/ Network Security Engineer

    2 hours ago

    Dublin, Dublin City, Ireland St Engineering Full time

    Social network you want to login/join with:Senior/ Network Security Engineer - PS, Dublin 8Job Reference: e39cfLocation: Dublin 8, IrelandJob Category: OtherEU work permit required: YesPosted:Expiry Date:Job Description:Title: Senior/ Network Security Engineer - PSAbout ST EngineeringST Engineering is a global technology, defence, and engineering group with...

  • Senior Network Security Engineer

    2 weeks ago

    Dublin, Dublin City, Ireland Mastercard, Inc. Full time

    Social network you want to login/join with:Senior Network Security Engineer (Checkpoint), DublinClient: Mastercard, Inc.Location: Dublin, IrelandJob Category: OtherEU work permit required: YesJob Reference: 7ea1514de381Job Views: 6Posted: 10.08.2025Expiry Date: 24.09.2025Job Description:Our PurposeMastercard powers economies and empowers people in over 200...

  • Senior/ Network Security Engineer

    2 weeks ago

    Dublin, Dublin City, Ireland ST Engineering Full time

    Social network you want to login/join with:Senior/ Network Security Engineer - PS, Dublin 8Job Reference: 1030957e39cfLocation: Dublin 8, IrelandJob Category: OtherEU work permit required: YesPosted: 18.08.2025Expiry Date: 02.10.2025Job Description:Title: Senior/ Network Security Engineer - PSAbout ST EngineeringST Engineering is a global technology,...

  • Senior Network Security Engineer

    3 weeks ago

    Dublin, Dublin City, Ireland Mastercard, Inc. Full time

    Social network you want to login/join with:Senior Network Security Engineer (Checkpoint), DublinClient: Mastercard, Inc.Location: Dublin, IrelandJob Category: OtherEU work permit required: YesJob Reference: 7ea1514de381Job Views: 6Posted: 10.08.2025Expiry Date: 24.09.2025Job Description:Our PurposeMastercard powers economies and empowers people in over 200...

  • Senior Network And Security Engineer, Rté

    3 weeks ago

    Dublin, Dublin City, Ireland Raidió Teilifís Éireann Full time

    Senior Network and Security Engineer, RTÉSenior Network and Security EngineerRTÉ is Ireland's national public-service media organisation.We are embarking upon an ambitious and exciting 5-year transformation strategy to update the way we run the organisation.Our mission is to serve as an independent source of stories, news, information and entertainment for...

  • Network Security Engineer

    3 weeks ago

    Dublin, Dublin City, Ireland Ergo - Information Technology Full time

    Ergo is seeking SeniorNetwork Security Engineerfor a permanent position based in any of our Irish offices (Dublin / Cork / Limerick / Belfast).Joining an established and industry leading team you will be responsible for the design, implementation, and ongoing support of network and security services both within Ergo and across its client environments.We...

  • Network Security Engineer

    3 weeks ago

    Dublin, Dublin City, Ireland Meta Full time

    Summary:Meta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs.We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and solve security problems across network infrastructure.You will...

  • Senior Network Security Engineer

    2 weeks ago

    Dublin, Dublin City, Ireland Hamilton Barnes Associates Limited Full time

    Are you a skilled Network Security Engineer with expertise in Cisco ISE? Join the Cisco Gold Partner and leading provider of telecommunications and IT solutions. They offer a comprehensive range of services, including voice, data, and internet connectivity, as well as managed IT services, cloud solutions, and cybersecurity. With a focus on delivering...

  • Network Security Engineer

    3 weeks ago

    Dublin, Dublin City, Ireland Ergo Full time

    Social network you want to login/join with:Network Security Engineer (Automation / SDN / NSX), Dublincol-narrow-leftClient:ErgoLocation:Dublin, IrelandJob Category:Other-EU work permit required:Yescol-narrow-rightJob Reference:7356d0b2fb6eJob Views:8Posted:12.08.2025Expiry Date:26.09.2025col-wideJob Description:Network Security Engineer (Automation / SDN /...

  • Senior Network Engineer

    2 weeks ago

    Dublin, Dublin City, Ireland Fexco Full time

    The Role:Fexco Tech is seeking a highly skilled and motivated Senior Network Engineer to join our team. This role focuses on cloud networking across Azure and Google Cloud, while also requiring a solid understanding of hybrid environments and on-prem to cloud connectivity. The ideal candidate will have deep expertise in cloud networking, experience with...