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9 Aug 2022

Full-Time Lead Systems Engineer, Site Reliability

TransUnion – Posted by Chicago, Illinois, United States

Job Description

What We’ll Bring:

At TransUnion, we have a welcoming and energetic environment that encourages collaboration and innovation we’re consistently exploring new technologies and tools to be agile. This environment gives our people the opportunity to hone current skills and build new capabilities, while discovering their genius.

Inside the Service Reliability Engineering team at Transunion you’ll be focused on improving the customer experience of Transunion’s products by improving their availability, reliability and sustainability alongside our development teams. Come be a part of our team – you’ll work with great people, pioneering products and cutting-edge technology.


What You’ll Bring:

General understanding of the following with deep knowledge of 2:

  • Kubernetes: cluster provisioning and deploying new services
  • Advanced configuration management. Ex: Puppet, Ansible, Chef, or Salt
  • Advanced operating system (Linux) configuration, package management, startup and troubleshooting
  • Practical knowledge of shell scripting and at least one higher-level language (Python, Go, Ruby,  Java, or similar)
  • Log shipping pipelines
  • Provisioning and setting up metrics Ex: Prometheus and/or Grafana
  • Jenkins CI/CD configuration, pipelines, and jobs
  • Knowledge of TCP/IP networking, architecture, and core technologies (such as DNS, DHCP, HTTPS)


We’d prefer to see:

  • Demonstrated experience building or maintaining highly available systems at scale.
  • Experience with CI/CD pipelines that support a SaaS product.
  • Experience with capacity planning practices or methodologies.
  • Experience using Kubernetes or other container orchestration platforms in a production setting.
  • Experience in networking (things like load balancing, BGP, etc.).
  • Experience with practical InfoSec (like threat modeling and host hardening).


Impact You’ll Make:

  • Fill in and lead team for short periods.
  • Work autonomously with no regular need for review.
  • Act as expert on multiple systems. Help make strategic decisions around major components.
  • Fully participate in on-call rotation (rotation is one week on call approximately every 9 weeks).
  • Elevate the standards through new tooling, processes, procedures and effective communication. Carry out research, testing, implementation and improvement for new systems.
  • Lead high risk maintenance with limited to no customer impact.
  • Significant technical contributor to problem resolution; demonstrate consistent maturity in communication and demeanor under stress.
  • Perform more complex work like capacity planning, load testing, security improvements, etc.
  • Set new professional standards for the team.


We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability status, veteran status, marital status, citizenship status, sexual orientation, gender identity or any other characteristic protected by law.



During the COVID-19 pandemic, TransUnion has several safety protocols in place to protect associates, customers, and visitors.  You may be required to be fully vaccinated against COVID-19 as a condition of employment and/or to participate in certain work-related activities.  Exemption is available to qualified candidates as a reasonable accommodation.     

How to Apply

Apply at Careers (

Job Categories: Equal Opportunities. Job Types: Full-Time.


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