Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Lead Network Engineer-2

Full-time

Mastercard

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

Lead Network Engineer-2

Overview
The Data Center and Network team is seeking a highly motivated and experienced Lead Platform Engineer to spearhead our Telcom Operations team forward by consistently innovating and problem-solving. The ideal candidate is passionate about problem solving and offering solutions to resolve Network and customer circuit issues. The role is pivotal in maintaining a secure, diverse network that supports the Mastercard backbone and customer network. You will work closely with Global Network and Data Center Engineers and will be responsible for engaging our Telecom Vendors to troubleshoot circuit issues and effectively message back results and solutions to isolate and resolve circuit troubleshoot issues.

Key Responsibilities

Technical Leadership & Troubleshooting
• Serve as the lead escalation point for complex network circuit issues including DIA, MPLS, Ethernet, DWDM, backbone, and last-mile connectivity.
• Perform advanced fault isolation across carrier networks, customer premises, and internal infrastructure.
• Lead bridge calls with service providers, vendors, and internal teams during outages and degradations.
• Analyze circuit performance issues such as latency, packet loss, jitter, and flapping links.
• Validate carrier root cause analyses (RCA) and ensure corrective actions are completed.
Operations & Incident Management
• Oversee incident response for major outages, ensuring timely communication and resolution.
• Drive adherence to SLAs and ensure accurate incident documentation and ticket updates.
• Coordinate maintenance windows, circuit testing, and service restorations.
• Participate in on-call rotations and provide after-hours support for critical incidents.
Vendor & Carrier Management
• Work directly with global carriers and vendors to troubleshoot, escalate, and resolve circuit issues.
• Hold carriers accountable for SLAs, response times, and service quality.
• Support circuit turn-ups, migrations, upgrades, and decommissions from an operational readiness perspective.
Process Improvement & Mentorship
• Mentor and guide Network Operations Engineers on troubleshooting techniques and best practices.
• Develop and maintain troubleshooting runbooks, knowledge articles, and standard operating procedures.
• Identify recurring issues and recommend proactive improvements to network design or operations.
• Provide input into tooling, monitoring enhancements, and automation initiatives.
Cross-Functional Collaboration
• Partner with Network Engineering, Capacity Management, Service Delivery, and Architecture teams.
• Support change management processes and assess operational risk for network changes.
• Provide technical input for new circuit designs and vendor selections.

Required Qualifications
• 7+ years of experience in Network Operations or Network Engineering with a strong focus on circuit troubleshooting.
• Deep hands-on experience supporting enterprise and carrier-grade networks.
• Strong understanding of:
o TCP/IP, BGP, OSPF, VLANs, QoS
o DIA, MPLS, Ethernet, DWDM, and backbone connectivity
o Network monitoring and ticketing systems
o Data Center Connectivity
• Proven ability to lead incident calls and manage high-severity outages.
• Experience working directly with telecom carriers and service providers.
• Strong documentation and communication skills.
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.
Vacancy posted 21 days ago
Similar jobs that could be interesting for youBased on the Lead Network Engineer-2 in Ireland vacancy
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services...  ...governments realize their greatest potential. Title and Summary Lead SRE Network Engineer Lead Network Engineer, Site Reliability Engineering... 
    Suggested
    Full time
    Worldwide

    Mastercard

    Ireland
    a month ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services...  ...governments realize their greatest potential. Title and Summary Lead Software Engineer - Distributed Microservices Platform Role overview... 
    Suggested
    Full time
    Worldwide

    Mastercard

    Ireland
    19 days ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services...  ...governments realize their greatest potential. Title and Summary Lead Platform Engineer – AWS Cloud DevOps Engineer Overview Mastercard’s... 
    Suggested
    Full time
    Worldwide

    Mastercard

    Ireland
    a month ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  ...potential. Title and Summary Senior Network Engineer Overview • The Load Balancer...  ...“hands on” role that is responsible for leading troubleshooting sessions and driving these... 
    Suggested
    Full time
    Worldwide

    Mastercard

    Ireland
    7 days ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services...  ...governments realize their greatest potential. Title and Summary Lead Software Engineer Lead Software Engineer Overview: Who is Mastercard... 
    Suggested
    Full time
    Temporary work
    Worldwide

    Mastercard

    Ireland
    13 days ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services...  ...governments realize their greatest potential. Title and Summary Lead Software Engineer Overview: Mastercard is seeking a Lead Software... 
    Full time
    Worldwide
    3 days per week

    Mastercard

    Ireland
    12 days ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services...  ...governments realize their greatest potential. Title and Summary Lead Software Engineer Overview The Program Modernization team at MasterCard... 
    Full time
    Worldwide

    Mastercard

    Ireland
    19 days ago
  •  ...innovation, partnerships and networks combine to deliver a unique set...  ...and Summary Principal DevOps Engineer - Decision Management Platform...  ...automation efforts when needed — lead by example. • Partner with...  ...roles, including at least 2 years in a technical leadership... 
    Full time
    Worldwide

    Mastercard

    Ireland
    13 days ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that...  ...governments realize their greatest potential. Title and Summary Lead AI engineer Who is Mastercard? Mastercard is a global technology... 
    Full time
    Worldwide

    Mastercard

    Ireland
    a month ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that...  ...realize their greatest potential. Title and Summary Lead, SRE Engineer Lead SRE Engineer, Site Reliability Engineering Our Purpose... 
    Full time
    Worldwide

    Mastercard

    Ireland
    26 days ago
  •  ...accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that...  ...their greatest potential. Title and Summary Site Reliability Lead Engineer Lead Site Reliability Engineer Who is Mastercard? At... 
    Full time
    Worldwide

    Mastercard

    Ireland
    14 days ago
  •  ...and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that...  ...greatest potential. Title and Summary Director, Platform Engineering (vmware) Who is Mastercard? Mastercard is a global technology... 
    Full time
    Worldwide

    Mastercard

    Ireland
    a month ago
  •  ...and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that...  ...their greatest potential. Title and Summary SR Azure Database Engineer Who is Mastercard? Mastercard is a global technology company... 
    Full time
    Worldwide

    Mastercard

    Ireland
    a month ago
  •  ...and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that...  ...their greatest potential. Title and Summary Senior Platform Engineer - Linux Overview: Linux Systems Administrator, Platform Support... 
    Full time
    Worldwide

    Mastercard

    Ireland
    22 days ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  ...Title and Summary Principal Oracle Platform Engineer Principal Platform Engineer (Database)...  ..., Ireland (Hybrid) Level: Principal / Lead Focus: 70% Architecture & Design | 30% Engineering... 
    Full time
    Worldwide

    Mastercard

    Ireland
    a month ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  .... Title and Summary Manager, Software Engineering Overview The Mastercard Fraud Platform...  ...on a team that is building industry leading solutions for fighting fraud? · Do you... 
    Full time
    Local area
    Worldwide

    Mastercard

    Ireland
    26 days ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of products and...  .... Title and Summary Director of Software Engineering Mastercard is seeking a Director of Software Engineering to lead a team responsible for building and operating... 
    Full time
    Worldwide
    Shift work

    Mastercard

    Ireland
    25 days ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  ...Title and Summary Director, Software Engineering Director, Software Engineering Overview...  ...Virtual C-Suite products. You will lead by example through deep hands on engineering... 
    Full time
    Worldwide

    Mastercard

    Ireland
    15 days ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  .... Title and Summary Manager, Software Engineering Overview The Corporate Client Experience...  .... • Work closely with technical leads, architects, and product owners to help... 
    Full time
    Worldwide

    Mastercard

    Ireland
    28 days ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  .... Title and Summary Manager, Software Engineering • The Decision Management program enables...  ...• This person will be responsible for leading the team as well as stay hands on. We... 
    Full time
    Work at office
    Worldwide

    Mastercard

    Ireland
    6 days ago
  •  ...technology and innovation, partnerships and networks combine to deliver a unique set of...  ...Title and Summary Director, Software Engineering About Mastercard Mastercard is a global...  ...for all. Role Summary Lead Quality Engineering as a strategic function... 
    Full time
    Temporary work
    Worldwide
    Shift work
    Early shift

    Mastercard

    Ireland
    14 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Lead Network Engineer-2. Be the first to apply!