Global Network Infrastructure Expert

3 days ago


Oslo, Oslo County, Norway Mastercard Full time

Welcome to Mastercard, where we empower individuals to thrive in a digital economy. We are seeking a highly skilled Global Network Infrastructure Expert to join our Global Network Operations team, responsible for providing Level two Network support to MasterCard's global network operations command centre.

About the Role

In this role, you will manage incident and problem queues, perform deep dive packet capture analysis to identify root causes, and work to continuously improve the network environment. You will also provide Network support to project teams in support of infrastructure deliverables, collaborating with cross-functional teams to drive projects forward.

Main Responsibilities

  • Manage incident and problem queues, responding to network-related issues and performing root cause analysis to identify solutions.
  • Perform proactive network analysis to ensure network integrity and performance is in an optimal state, leveraging your expertise in routing protocols, network appliances, and monitoring tools.
  • Collaborate with cross-functional teams to drive projects forward, providing Network support to project teams in support of infrastructure deliverables.
  • Create or update documentation to support the environment as required, maintaining accurate records for future reference.
  • Plan, coordinate and implement changes to the network following our internal change control process, ensuring minimal disruption to services.
  • Produce reports in support of any issues resolved or progressed by you, highlighting key findings and recommendations.
  • Some on-call responsibility and occasional off hours work required, demonstrating your ability to work under pressure and outside regular working hours.

About You

  • Demonstrated strong knowledge levels and experience in a Network Infrastructure Delivery environment, with a deep understanding of BGP, IBGP, OSPF routing protocols and network appliances.
  • Strong Communication and documentation skills, able to effectively communicate technical information to non-technical stakeholders.
  • Strong analytical/problem solving skills with troubleshooting experience in a pressured environment, using your expertise to resolve complex network issues.
  • Experience in operating under a global follow the sun model, with a flexible and adaptable approach to working across different time zones.
  • Ability to work individually and as part of a team, contributing to a collaborative and inclusive work environment.
  • Flexible and Self-motivated, willing and able to adapt to legacy and new technologies, and fluent in English.

Security Responsibility

All activities involving access to Mastercard assets, information, and networks come 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;
  • Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.


  • Oslo, Oslo County, Norway Manning Global AG Full time

    Job DescriptionWe are seeking a highly skilled Network Security Expert to join our team at Manning Global AG. The successful candidate will be responsible for designing, implementing, and supporting network security solutions across our enterprise.This is an exciting opportunity for a motivated individual who is passionate about delivering top-notch security...


  • Oslo, Oslo County, Norway Manning Global AG Full time

    About Our TeamManning Global AG is a dynamic and innovative company that values collaboration, innovation, and continuous learning. Our team is comprised of highly skilled professionals who are passionate about delivering exceptional results.We are committed to making a positive impact on our clients' businesses and communities. If you're a motivated...


  • Oslo, Oslo County, Norway Telenor ASA Full time

    Harnessing technology and innovation to drive valueAre you inspired by empowering societies and connecting people to what matters most? Are you motivated by defining and implementing the change of telecom networks for a sustainable future? Do you want to set and drive the execution of Telenor's future technologies in collaboration with Telenor Business Areas...


  • Oslo, Oslo County, Norway TN Norway Full time

    We're excited to announce a unique opportunity for a seasoned professional to take on the role of Global Rail Network Director at Ramboll. As part of our Transport business, this position plays a critical role in driving sustainable change within the rail sector.The successful candidate will be responsible for leading and managing Ramboll's group-wide rail...


  • Oslo, Oslo County, Norway Telenor ASA Full time

    Unlocking Telecom PotentialTelenor is seeking a Senior Expert Network Systems to unlock the potential of our Open Network by setting and executing strategic directions for architecture principles. The role involves developing Open API strategy and architecture documents, coordinating across Business Areas, and elaborating on implementation strategies.Main...


  • Oslo, Oslo County, Norway TN Norway Full time

    About the RoleThis position offers advancement opportunities toward supervisory or team leadership roles, with comprehensive training and mentorship provided.Key ResponsibilitiesAttend Clients' Sites On TimeKnowledge of Network Cabling and Optic TypesFamiliarity with Common Networking Terms and Best PracticesExperience with Medium to Large...


  • Oslo, Oslo County, Norway TN Norway Full time

    Social network you want to login/join with:Senior Architect Infrastructure & Cloud, OsloClient:StatkraftLocation:Oslo, NorwayJob Category:OtherJob Reference:408f10d152f1Job Views:6Posted:15.03.2025Expiry Date:29.04.2025Job Description:Company DescriptionStatkraft has been making clean energy possible for over a century. That is what we offer. 125 years of...


  • Oslo, Oslo County, Norway Telenor ASA Full time

    Digital Innovation at TelenorTelenor ASA is looking for a Senior Expert Network Systems to drive the execution of Open Network strategy and high-level architecture. The role involves defining strategic directions, participating in creating Open Network architecture principles, and engaging in detailing execution plans.About the Role:Set and execute strategic...


  • Oslo, Oslo County, Norway Manning Global AG Full time

    Our client, a leading global multinational information technology services and consulting company, is recruiting for a Sr. Network Security SME/ Consultant to join their business in Sweden.Position Title: Sr. Network Security SME/ ConsultantPosition Type: PermanentStart Date: ASAPLocation: Oslo, Norway OR Stockholm, SwedenQualification:Diploma or Graduate...


  • Oslo, Oslo County, Norway Mastercard Full time

    We are seeking a highly skilled Enterprise Network Support Manager to join our Global Network Operations team at Mastercard. In this role, you will be responsible for providing Level two Network support to MasterCard's global network operations command centre, with some focus on the Nordic region.About the JobAs a member of our follow-the-sun model, you will...

  • Network Engineer

    1 week ago


    Oslo, Oslo County, Norway StaffHost digital Full time

    Join one of Norway's most innovative consultancies, home to one of the largest and most experienced networking teams in the country. This dynamic environment brings together top-tier Architects and CCIE-accredited professionals, delivering end-to-end solutions for large enterprises and critical public sector entities. If you're passionate about cutting-edge...

  • Network Architect

    1 week ago


    Oslo, Oslo County, Norway Cognizant Full time

    Network ArchitectPermanent EmploymentAs a Network Architect, you will develop long-term network strategies and provide technical leadership to ensure robust, secure, and scalable network infrastructures. This includes building relationships with customers, Cognizant leaders, and vendors to implement innovative solutions.About the Team / Business UnitThe oil...


  • Oslo, Oslo County, Norway Halr Tech Group Full time

    Halr Tech Group OverviewWe provide expert recruitment services to match top talent with leading companies, leveraging industry expertise and innovative technology.Job RoleThis on-site role involves providing technical support and resolving issues related to hardware, software, and networks. The ideal candidate will have experience in troubleshooting and...


  • Oslo, Oslo County, Norway Mavenir Full time

    We are committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities. If you require any assistance, please state in your application or contact your recruiter.We are an Equal Employment Opportunity (EEO) employer and welcomes qualified applicants from around the world, regardless of their ethnicity,...


  • Oslo, Oslo County, Norway Capgemini Full time

    What We OfferWe offer a challenging career in a vibrant environment with access to extensive training and a global network of experts. Our company culture is driven by core values: Honesty, Trust, Freedom, Team Spirit, Modesty, Fun, and Boldness. We also commit to inclusion, diversity, and supporting the whole person.


  • Oslo, Oslo County, Norway Opus Resourcing Ltd Full time

    We are looking for a Distributed Systems and Networking Expert to join our team at Opus Resourcing Ltd. In this role, you will work on designing and developing complex back-end applications using C# and Azure Cloud. This is not a web developer role but more systems engineering, where you will work on building complex video communication systems that support...


  • Oslo, Oslo County, Norway TN Norway Full time

    Are you ready to make a lasting impact in the world of transportation? We're seeking an accomplished Railway Infrastructure Specialist to join our team as our new Global Director Sector Rail.This pivotal role involves leading and managing Ramboll's group-wide rail sector internationally. Your responsibilities will encompass executing the overall Global Rail...


  • Oslo, Oslo County, Norway Whitehall Resources Ltd Full time

    Job OverviewWhitehall Resources Ltd is seeking an experienced IT Infrastructure Manager to oversee the maintenance and operation of all IT systems.The ideal candidate will have strong knowledge of IT systems, networks, and security protocols. They will be responsible for ensuring that all IT equipment is functioning optimally and troubleshooting any issues...


  • Oslo, Oslo County, Norway Mastercard Full time

    Our PurposeMastercard 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,...


  • Oslo, Oslo County, Norway Mastercard Full time

    Our PurposeMastercard 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...