Senior Site Reliability Engineer

Job Description:

Position Overview

The primary responsibility of the Senior Site Reliability Engineer (SRE) to lead reliability engineering initiatives across our Azure estate and Command Center operations. This role focuses on scripting, automation, and observability to ensure uptime, performance, and rapid incident response. The Senior SRE will design and implement monitoring-as-code, optimize alerting, and build self-healing automation that reduces toil and accelerates recovery.

As part of our journey from traditional operations toward a mature SRE model, the Senior SRE will partner with product engineering, platform teams, and the Command Center including Service Desk and Major Incident Command (MIC) to deliver measurable improvements in service reliability.

All duties are to be performed in accordance with departmental and Las Vegas Sands Corp.’s policies, practices, and procedures. All Las Vegas Sands Corp. Team Members are expected to conduct and carry themselves in a professional manner at all times. Team Members are required to observe the company’s standards, work requirements and rules of conduct.

Essential Duties & Responsibilities

• Observability & Monitoring

  • Architect end-to-end monitoring using Azure Monitor, Log Analytics, Application Insights, and ITRS Geneos.

  • Implement monitoring-as-code with Terraform/Bicep, including alerts, dashboards, and diagnostic settings.

  • Create actionable dashboards (Azure Workbooks, Grafana) for SLIs/SLOs and real-time service health.

• Alerting & Incident Response

  • Design alert taxonomies with severity mapping (P0–P4), dynamic thresholds, and escalation policies.

  • Reduce alert noise and ensure 100% alert-to-runbook mapping.

  • Support Major Incident Command (MIC) during P0/P1 bridges with technical expertise and rapid remediation.

• Automation & Tooling

  • Build automation using PowerShell, Python, and Azure Functions for alert lifecycle, runbooks, and self-healing workflows.

  • Integrate with ITSM (ServiceNow/Jira) for automated ticket enrichment and routing.

  • Eliminate repetitive operational tasks and reduce toil through automation-first practices.

• Reliability Engineering

  • Define and enforce SLIs/SLOs, error budgets, and resilience patterns (bulkheads, retries, timeouts).

  • Conduct production readiness reviews, chaos drills, and failover rehearsals.

  • Partner with app teams to embed instrumentation and structured logging.

• Governance & Compliance

  • Enforce desired state with Azure Policy, DSC/Guest Configuration, and drift detection.

  • Harden networking (VNet, NSGs, Private Link, Firewall), identity (Entra ID), and secrets (Key Vault).

  • Ensure auditability and compliance across environments.

• Perform job duties in a safe manner.

• Attend work as scheduled on a consistent and regular basis.

• Perform other related duties as assigned.

Minimum Qualifications

• At least 21 years of age.

• Proof of authorization to work in the United States.

• Bachelor’s degree in Computer Science or IT field, or equivalent experience.

• Must be able to obtain and maintain any certification or license, as required by law or policy. 

• 7+ years of experience in SRE/DevOps/Platform roles, with 4+ years focused on Azure in production at scale.

• Expert knowledge in Infrastructure as Code (Terraform or Bicep) and Git-based workflows (GitHub Actions/Azure DevOps).

• Proficiency in CI/CD, deployment strategies (canary, blue-green), and automated rollbacks.

• Proficiency in PowerShell and Python for automation; experience building reusable modules.

• Demonstrated experience with AKS, App Services, Functions, VM Scale Sets, and Azure networking/security.

• Deep knowledge of:  

  • Azure: AKS, App Services, Functions, VMSS, Storage, Front Door, API Management, Load Balancers, Monitor, Log Analytics, App Insights, Key Vault, Policy, Defender

  • Automation & IaC: Terraform/Bicep, PowerShell, Python, GitHub Actions/Azure DevOps

  • Observability: Azure Monitor, Log Analytics, App Insights, Prometheus/OpenTelemetry; experience with ITRS Geneos.

  • Service Management: ServiceNow, Jira

• Proficiency in SRE fundamentals: SLIs/SLOs, error budgets, capacity planning, chaos testing, and toil reduction.

• Demonstrated experience leading incidents and collaborating across teams.

• Strong interpersonal skills with the ability to communicate effectively and interact appropriately with management, other Team Members and outside contacts of different backgrounds and levels of experience.

• Must be available to work varied shifts including nights, weekends, and holidays, to ensure 24/7 coverage.

• Provide off-hours support on an infrequent, but as needed basis during critical incidents. (Potential shifts may run 24/7 due to the need of the business.) 

• Team Members are required to be on site within the IT Command Center. 

Preferred Qualifications

• Certifications & Training

  • AZ-400: Azure DevOps Engineer Expert

  • AZ-305: Azure Solutions Architect Expert or AZ-104: Azure Administrator

  • AZ-500: Azure Security Engineer Associate

  • ITIL v4 for operational rigor

  • SRE Foundation/Practitioner Certification (DevOps Institute or equivalent)

Physical Requirements

Must be able to:

• Lift or carry 50 pounds, unassisted, in the performance of specific tasks, as assigned.

• Physically access assigned workspace areas with or without reasonable accommodation.

• Work indoors and be exposed to various environmental factors such as, but not limited to, CRT, noise, and dust.

• Utilize laptop and standard keyboard to perform essential functions of the job.