Site Reliability Engineer
Willis Towers Watson
hace 1 min


We have spent many years growing and fostering a DevOps culture by bridging the divide between our Software and Infrastructure Engineering departments.

Our cross-functional teams include Site Reliability Engineers to help us build, maintain and monitor a complex, multi-tenant, hybrid cloud and on-premises infrastructure that spans both Windows and Linux OS’es.

We strive for security, reliability, and automation in line with DevOps and Site Reliability Engineering principles.


  • Identify improvements to the quality, security, and performance of our infrastructure
  • Identify how to remediate production incidents more quickly and safely while reducing the frequency of outages
  • Participate in department Communities of Practice, actively engaging with other teams and departments to collaborate on best practices and implementation strategy
  • Adhere to and advocate for best practices, including Infrastructure as Code, monitoring, high availability, disaster recovery, security, and DevOps methodologies
  • Contribute to capacity planning, advise and consult with teams who will be load / stress testing
  • Keep up with industry innovations, recommending new tools or practices when appropriate
  • Provide timely assistance and remediation solutions during critical situations and production incidents
  • Requirements

    Advanced English level

    4+ years of hands-on experience with a majority of the following technologies, along with enthusiasm to become proficient in the remaining areas :

  • Windows and Linux Servers
  • VMware, Active Directory
  • Cloud platforms, preferably with Azure
  • Terraform
  • Firewalls and load balancers such as F5
  • Web servers, including IIS and NGINX
  • Database Server Infrastructure like Microsoft SQL Server and PostgreSQL
  • Infrastructure monitoring with tools like Sensu, SolarWinds, or Nagios
  • CI / CD tools like TeamCity, Octopus Deploy, Concourse, or Azure DevOps
  • Log Aggregation tools like SumoLogic or Splunk
  • Network theory and protocols such as DNS, DHCP, proxy servers, and firewalls
  • Security operations with tools for SAST, DAST, RAST, and WAF
  • Knowledge of scripting lanaguages like PowerShell and BASH
  • Knowledge of any programing language like C#, JavaScript, Python or Go (optional)
  • At TRANZACT, our hiring processes ensure equal conditions, objectivity and non-discrimination.

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