Infrastructure

Networking Engineer

The challenge

We are looking for a Network Engineer with a strong focus on Datacenter and Network Security, responsible for the design, operation, and continuous improvement of mission-critical network infrastructures with high levels of availability, segmentation, and security.

This role acts as the technical reference within the networking team, leading the adoption of best practices, reviewing high-impact changes, and collaborating closely with Infrastructure, Security, Applications, and Cloud teams to ensure scalable, resilient, and secure network architectures.

You will play a key role in defining standards, guiding architectural decisions, and ensuring operational excellence across Datacenter, backbone, and security environments.

Requirements that are important for us

We are looking for a senior-level network engineer with deep expertise in Datacenter and Service Provider environments, capable of operating at scale, influencing architectural decisions, and ensuring reliable and secure network operations.

Relevant experience and expected outcomes

Key responsibilities

  • Design and review Datacenter architectures based on Spine–Leaf and VXLAN/EVPN using Cisco NX-OS, ensuring scalability and resilience.

  • Design and operate IP/MPLS backbone networks with high availability and multi-tenant support (VRFs, L3VPNs) using Cisco IOS-XR.

  • Define and maintain configuration standards, templates, and operational procedures for Datacenter, backbone, and security networks.

  • Technically lead the network change management process, including review, validation, testing plans, and rollback strategies.

  • Perform advanced troubleshooting for complex incidents involving routing, VXLAN/EVPN, VPNs, security, and performance.

  • Drive the adoption of automation and Infrastructure as Code (IaC) in network operations.

  • Mentor and support the technical team, documenting solutions and best practices.

General experience

  • 5–7+ years of experience in Network Engineering in advanced or senior roles.

  • Proven experience in Datacenter and/or Service Provider environments.

Routing & Switching

  • Strong expertise in BGP (design, policies, communities, route-maps, troubleshooting).

  • Advanced knowledge of at least one IGP (ISIS preferred, OSPF also valued).

  • Experience working in multivendor environments (Cisco or equivalent carrier/Datacenter platforms).

Datacenter & VXLAN/EVPN

  • Solid experience operating Spine–Leaf Datacenter fabrics, including:

    • Cisco Nexus 9000 (NX-OS)

    • VXLAN/EVPN (EVPN control plane and VXLAN data plane)

    • Use of VNIs, VRFs, Anycast Gateway, and redundancy technologies such as vPC or equivalents

Backbone & MPLS

  • Experience with carrier/backbone routers (Cisco IOS-XR).

  • Strong knowledge of:

    • MPLS and L3VPN

    • SR-MPLS or Traffic Engineering (desirable)

    • Internet edge operations using BGP (transit, peering, routing policies)

Route Reflectors

  • Experience working with BGP Route Reflectors, physical or virtual (IOS-XR, Junos or similar platforms).

Key skills and expected impact

  • Fluency in Spanish and English.

  • Technical leadership, with the ability to influence architectural design and strategic decisions.

  • Clear and effective communication, explaining complex concepts to both technical and non-technical stakeholders.

  • Structured troubleshooting mindset, focused on root cause analysis and continuous improvement.

  • Operational rigor, with strong discipline around procedures, documentation, and change control.

  • Collaborative approach, working effectively with Infrastructure, Security, Development, and Operations teams.

  • Continuous improvement mindset, staying up to date with evolving networking and security technologies.

Tools

  • Datacenter & Routing: Cisco Nexus NX-OS, Cisco IOS-XR

  • Overlay & Fabrics: VXLAN/EVPN, Spine–Leaf architectures, vPC

  • Backbone: MPLS, L3VPN, BGP, SR-MPLS / TE

  • Automation & IaC: Python, Ansible, Terraform

  • Collaboration & documentation: Jira, Confluence, Microsoft 365, Slack

Certifications

  • Cisco: CCNP (Enterprise or Data Center). CCIE is a strong plus.

  • Automation (DevNet) or Cloud (AWS / Azure) certifications are positively valued.

About us

Ready to shake up the tech world? At Jotelulu, we’re on a mission to empower Technology Service Providers with our secure, all-in-one cloud platform. We unite automation, AI, and growth tools, giving our partners the freedom to scale fast, launch big ideas, and build their brand with confidence.
This is the perfect time to join us: the company is growing rapidly, the challenges are exciting, and each person has a real impact.

If you are passionate, ambitious and ready to help shape the future of cloud technology, we want to meet you. You will join a fun, fast-paced, collaborative, and agile team, helping us scale our platform to millions of users while building out Jotelulu’s own infrastructure and data centers with the latest technologies.

Life a Jotelulu

We’re passionate about technology, but we’re also a bit geeky—we love Star Wars, video games, 90s movies, and pop culture.
We work hard and with passion, but we also have a great time together. At Jotelulu, you’ll find a balance between work and fun, where teammates often become friends, and boredom is rare—there’s always something new, unexpected, and memorable happening.

Videos behind the scenes

Meet our team!

This is how we roll at events!

  Our own event, the SUMMIT  

The challenge
We’re at a pivotal stage in the evolution of our cloud platform. To continue scaling efficiently and strengthening reliability, we are expanding our Operations & SRE capabilities. Our infrastructure supports mission-critical services for our customers, and ensuring performance, stability, and continuous improvement is at the core of our vision.As a Site Reliability Engineer / Systems Administrator, your mission will be to monitor and optimize our cloud systems, automate processes, ensure effective incident management, and help us maintain a robust, scalable and secure infrastructure. You will play a key role in minimizing downtime, improving operational efficiency, and supporting sustainable growth.You’ll be part of a highly collaborative engineering environment, working closely with DevOps, Product and Development teams to build reliable services from the ground up, enforce good operational practices and contribute to ongoing enhancements that impact thousands of users.Collaboration will be essential. You will support critical infrastructure decisions, lead incident response, proactively detect risks and ensure that both technology and teams can continue to scale confidently.
Requirements that are important for us
  • Experience in administration of large-scale cloud or MSP infrastructures.
  • Expert in Linux systems (a must).
  • Design and maintenance of resilient backup and disaster recovery strategies.
  • Close collaboration with Dev and Ops teams to ensure reliability from design to production.
  • Experience working with critical environments requiring fast and effective incident resolution.
  • Infrastructure as Code (Terraform, Ansible) to improve automation and repeatability
  • Solid networking expertise: TCP/IP, DNS, load balancing, firewalling, BGP, network virtualization.
  • Experience with network storage solutions (Ceph, NFS or similar).
  • Familiarity with DevOps technologies, CI/CD and agile methodologies.
  • Knowledge of IaaS orchestration such as CloudStack or OpenStack.
  • Database skills: MySQL, MariaDB or PostgreSQL.
  • Experience with monitoring and tuning tools (Zabbix, Nagios, Prometheus, Grafana, Datadog…).
  • Understanding of ITIL processes for managing incidents, problems, and changes.
Key skills and expected impact
  • Strong documentation practices and contribution to operational knowledge.
  • Monitoring and optimization of performance, identifying bottlenecks and preventing service interruptions.
  • Ability to lead root cause analysis and prevent recurring incidents.
  • Implementation of centralized log management and analysis.
  • Excellent communication in Spanish and intermediate English.
   Nice to have
  • Hands-on experience with CI/CD pipelines.
  • Container orchestration (Docker, Kubernetes…).
  • Performance optimization in distributed applications.
  • Experience with web servers and virtualized platforms.
  • Advanced security knowledge and system hardening.
  • Analytical mindset focused on operational excellence.
  • Experience with ticketing systems (workflow creation, prioritization, follow-up).
Tools
  • Automation & IaC: Terraform, Ansible
  • Monitoring & performance: Prometheus, Grafana, Nagios, Zabbix, Datadog
  • Logging: Sistemas de gestión centralizada de logs
  • Databases: MySQL, MariaDB, PostgreSQL
  • Orchestration: CloudStack, OpenStack, containers
  • Collaboration & knowledge base: Jira, Confluence, Microsoft 365, Slack
  • Ticketing & ITSM: Herramientas basadas en ITIL
About us

Ready to shake up the tech world? At Jotelulu, we’re on a mission to empower Technology Service Providers with our secure, all-in-one cloud platform. We unite automation, AI, and growth tools, giving our partners the freedom to scale fast, launch big ideas, and build their brand with confidence.
This is the perfect time to join us: the company is growing rapidly, the challenges are exciting, and each person has a real impact.

If you are passionate, ambitious and ready to help shape the future of cloud technology, we want to meet you. You will join a fun, fast-paced, collaborative, and agile team, helping us scale our platform to millions of users while building out Jotelulu’s own infrastructure and data centers with the latest technologies.

Life a Jotelulu

We’re passionate about technology, but we’re also a bit geeky—we love Star Wars, video games, 90s movies, and pop culture.
We work hard and with passion, but we also have a great time together. At Jotelulu, you’ll find a balance between work and fun, where teammates often become friends, and boredom is rare—there’s always something new, unexpected, and memorable happening.

Videos behind the scenes

Meet our team!

This is how we roll at events!

  Our own event, the SUMMIT  

What we offer

At Jotelulu, we aim to create an environment where people can grow, enjoy what they do, and bring their best selves to work. That’s why we’ve designed a benefits package that reflects who we are, how we work, and what we value as a company.

Jotelulu Culture

Our culture is how we work, how we relate to one another, and how we build something meaningful together.
It’s not about “cool” values for a website — it’s about real behaviors we live every day: a positive atmosphere, accountability, trust, and effectiveness.

At Jotelulu, we are committed to:
A great working environment built on teamwork, optimism, joy and the drive to do things well.
Responsibility and ownership, because everyone knows what needs to be done and finds the way to make it happen.
Trust, as the foundation of teamwork and our relationships with partners.
Effectiveness, focusing on results and constantly challenging ourselves to ensure we’re on the right path.

Special Days
You’ll enjoy:
December 24th and 31st off,
Your birthday off — because we believe your day should be yours.

Competitive Salary
We offer a competitive salary aligned with the market and reviewed periodically to ensure fairness and recognition.

Continuous Learning
We support your professional growth through internal training, learning resources, and development plans tailored to your career path.

Private Health Insurance
You’ll have access to private health coverage, giving you peace of mind and support in your day-to-day life.

Informal Events
We believe in celebrating achievements, strengthening team bonds, and having fun along the way. We regularly organize informal events and activities to enjoy time together and reinforce our team spirit.

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