Senior Network Engineer

hace 1 mes


distrito federal, México Nubank A tiempo completo

Nubank is a young company with a large ambition: revolutionize the lethargic financial services industry. In Brazil, since 2014 we have been actively servicing millions of clients with our mobile-controlled credit card product and digital bank account, and is the largest challenger bank in the world outside of Asia. We’re a technology-driven financial services Unicorn funded by Sequoia Capital, Founders Fund, Tiger Global, Kaszek Ventures, and QED Investors. Nubank challenges an outdated and bureaucratic system by building a simple, safe, and 100% digital environment that delights our customers.

Shipping valuable features requires dealing with distributed systems, infrastructure, monitoring and observability, platform engineering and production microservices. Our engineers commonly rotate focus on these responsibilities. We consistently work with and explore new technologies, and thus value professionals who are open to learning new things, regardless of preexisting comfort zones.

About the Position

The Senior Network Engineer will work along the Global IT Engineering team, collaborating with infrastructure and support engineers, among others. This role involves working on different Connectivity projects, with end-to-end accountability for the lifecycle of connectivity infrastructure of Nubank products, i.e. Architecture & Engineering, Delivery, and Support.

Key Responsibilities:

  • Design customized solutions as required to support Business objectives.
  • Execute High Level Design and Low Level Design for Products connectivity solutions.
  • Assist in the development of networking architecture and Global standards including hardware/software, protocol, transport, and topology standards.
  • Design, build, and improve peripheral network infrastructure and platform through project execution based on standards.
  • Support the enterprise network infrastructure, including troubleshooting incidents in a timely manner and handling network changes.
  • Participate in problem management processes including root cause analysis and configuration management.
  • Provide reliable and stable infrastructure via best practices, standards, and operational excellence.
  • Implement effective monitoring to proactively identify issues within agreed SLAs.
  • Configuration, maintenance, and support of network solutions for Nubank’s products, including Data Centers and 3rd Parties.
  • Configuration and maintenance of network equipment across multivendor and platform technologies such as Juniper, Cisco, F5, Fortinet, AWS, Palo Alto, and Infoblox.
  • Willingness to produce documentation and written deliverables.

We are looking for a person who has:

The following are considered a must:

  • Strong working knowledge in L2 (Switching) protocols: STP, VLAN, LACP, Stacking, Bundle Ethernet, Port security.
  • Strong working knowledge in Layer 3 (Routing) protocols: OSPF, IS-IS, BGP (iBGP, eBGP), IPv6, VXLAN.
  • Ability to implement protocols and solutions for Fast Convergence, Redundancy, and high availability such as HSRP, VRRP, VRF.
  • Solid experience configuring and implementing filtering secure protocols: ACL, Prefix-list, Route-map, PBR, GRE, IPSEC, TLS/EAP, VPN, DMVPN.
  • Demonstrated knowledge/experience in WAN network environments: MPLS, L3VPN, L2VPN, MP-BGP, EVC, SD-WAN, Carrier Ethernet.
  • Ability to implement network protocol services: TCP/IP, DNS, DHCP, NTP, HTTPS, SCP, FTP, SNMP, AAA, NAT, Multicast, and VoIP.
  • Knowledge of the principles of operation and configuration of Data Center Spine-and-Leaf Architecture.
  • Progressive knowledge/experience managing projects of increasing size and complexity.
  • Load-balancing (F5 Big-IP LTM/GTM) design experience and troubleshooting.
  • Proficiency in configuring and managing Fortigate and PaloAlto Next Generation firewalls.
  • Functional knowledge of network management/observability tools.
  • Knowledge of Infrastructure Governance fundamentals.

The following are considered a plus:

  • Experience with developing and deploying Cluster Datacenter, Cloud HW, and infrastructure.
  • Scripting or programming experience using Bash, Perl, Python, and automation tools.
  • Active certifications in technologies such as CCNA/CCNP CISCO, FORTINET, ARUBA, AWS, Juniper, HCA HCP Huawei, Palo Alto.
  • Hands-on experience in Mexico Financial Services Network.
  • Hands-on experience of Cloud networking principles in AWS.
  • Knowledge and experience with key network security protocols.

You will fit well if:

  • You possess solid troubleshooting and debugging skills with a passion for problem-solving.
  • You can analyze complex data and develop innovative solutions.
  • You take ownership of critical initiatives.
  • You have a strong customer, quality, and results orientation.
  • You have proven success in contributing to a team-oriented environment.
  • You possess strong communication, collaboration, and professionalism skills.
  • You are highly effective in ambiguous environments.
  • You consult with and develop relationships with in-house engineers and developers.
  • You communicate effectively across time zones and language boundaries.

Benefits:

  • Chance of earning equity at Nubank.
  • Extended maternity and paternity leaves.
  • Health and life insurance.
  • NuCare - Our mental health and wellness assistance program.
  • Nucleo - Our learning platform of courses.
  • Holiday Bonus of 30 days of pay per year.
  • 17 days of paid vacation with a 25% vacation bonus.

Our Nu Way of Working:

Our work model is hybrid, with cycles ranging from two to three months according to the business needs. For every eight or twelve weeks of remote work, one will be at the office.

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