Senior App Reliability Engineer - Incident & Resilience

Cognizant; Ciudad de México; On-site; MXN 1,200,000 - 1,700,000; Full time

Benefits offered by this job

Competitive benefits package

Training and development plan

Global opportunities

Job summary

Cognizant in Mexico City is seeking an Application Reliability Engineer to lead reliability improvements across critical applications, analyze incidents, and drive observable, measurable enhancements in stability and performance.

You will work with cross‑functional teams to reduce MTTR, strengthen monitoring, and implement automation. The role requires deep diagnostic skills and a proactive, owner‑minded approach, with clear stakeholder communication.

Qualifications

• 8+ years in application reliability, production engineering, SRE, or application operations.
• Strong diagnostic skills across logs, metrics, traces, and distributed systems.
• Experience with incident management, RCA, and operational readiness.
• Hands-on experience with monitoring tools and cloud platforms.

Responsibilities

• Lead reliability uplift initiatives across assigned applications and services.
• Assess current reliability posture, incidents, degradation patterns, toil, and risk.
• Define and prioritize improvements to reduce incidents, alert noise, and MTTR.
• Lead production incident reviews and root cause analysis.
• Establish traceability for incidents, remediation items, owners, and timelines.
• Improve monitoring, observability, and end-to-end reliability across teams.

Skills

SRE/Production engineering

Diagnostic skills

Incident management

Python

Shell

Ansible

Jenkins

Communication

Cross-team leadership

Tools

Splunk

Datadog

New Relic

AppDynamics

Grafana

Job description

Cognizant in Mexico City is seeking an Application Reliability Engineer to lead reliability improvements across critical applications, analyze incidents, and drive observable, measurable enhancements in stability and performance.

You will work with cross‑functional teams to reduce MTTR, strengthen monitoring, and implement automation. The role requires deep diagnostic skills and a proactive, owner‑minded approach, with clear stakeholder communication.