Senior Network Reliability Engineer

Location: Buenos Aires, Argentina

Detailed Job Description

Key responsibilities

• Own reliability outcomes for mission-critical network services (availability, performance, recoverability) and drive measurable improvements.
• Lead major incident response: establish response rigor, coordinate technical mitigation, coach responders, and ensure high-quality post-incident learning.
• Own problem management end-to-end: author/approve RCAs, identify systemic root causes, and drive durable remediation and prevention.
• Architect automation frameworks using Python, Shell, and Ansible (e.g., self-healing patterns where appropriate, automated remediation with guardrails, validation pipelines, standardized tooling).
• Provide deep technical leadership across:
  • SD-WAN, SDA, and software-defined networking (SND)
  • Routing and Switching
  • Firewalls, Load Balancers, Proxies
  • Strong preference for Cisco ACI / Fabrics; VMware NSX as a plus
• Partner with developers/platform teams to develop observability insights: define operational signals, reduce alert noise, improve actionability, and align monitoring to service health.
• Embed SRE engineering practices into design and delivery:
  • Translate NFRs into controls, standards, and measurable targets
  • Apply FMEA-style risk analysis to designs/changes to reduce failure impact
  • Drive operational readiness reviews, resilience testing, and change safety mechanisms
• Mentor engineers, set technical standards, influence cross-team roadmaps, and deliver outcomes with minimal supervision.

Required qualifications

• Extensive experience operating and engineering large-scale networks with strong troubleshooting depth.
• Proven leadership in major incidents, RCA, and delivery of long-term fixes that reduce repeat incidents.
• Advanced automation track record using Python, Shell, and Ansible, with demonstrable toil reduction and reliability gains.
• Strong applied understanding of SRE concepts, NFRs, and FMEA (or equivalent failure/risk analysis).
• Strong ownership mindset, stakeholder management, and ability to drive delivery independently.

Preferred qualifications

• Strong expertise with Cisco ACI / Fabrics.
• VMware NSX experience (nice-to-have).
• Certifications such as CCNP/CCIE (or equivalent), plus other vendor certifications.
• Prior experience in financial institutions (advantage).

About Us

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world’s most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.

About the Organization

Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we’re setting our businesses, clients, customers and employees up for success.Senior/Lead Network SRE accountable for reliability outcomes of critical network services. Leads major incident practices, sets automation and operational standards, drives systemic problem management and resilience improvements, and partners with developers to build observability and reliability-by-design.