Principal Infrastructure Engineer

Liberty Mutual Raleigh , NC 27611

Posted 2 months ago

Advance your Information Technology (IT) career at Liberty Mutual Insurance- A Fortune 100 Company.


  • Work at the highest level of all technical phases of systems administration and serves as the lead technical consultant in the area

  • Guide and support systems administration, operational support and problem resolution for large systems

  • Devise or modify procedures to solve highly complex problems

  • Collaborate with application software developers on projects or subprojects of highly technical complexity

  • Responsible for system analysis, design, coding, testing, debugging, and documentation

  • Conduct quality assurance review; develop maintainable/scalable, effective, defect free source code that meets business requirements and team standards

  • Perform hardware and software installation and upgrades

  • Monitor system performance and capacity reports changes in usage

  • Develop complex test scripts; troubleshoot hardware and software problems, take appropriate corrective action and work with IT staff or vendors in performing complex testing, support and troubleshooting functions

  • Consult on basic user administration (adds, changes, deletes, disk space management, backups and file restorations)

  • Work within project team to lead iterative development that delivers a high-quality product

  • Participate in site set-up, user training, hardware/software installation, maintenance and support and documentation of hardware/software logs and operating procedures


  • The position requires a Bachelor`s degree or foreign equivalent in Electrical and Electronic Engineering or a related technical or business discipline, plus eight (8) years of experience in the job offered or a related occupation.

  • The position also requires demonstrable experience with the following: IT concepts, strategies, methodologies; infrastructure, cloud-based platforms, and development tools

  • Agile software development concepts and processes

  • Consulting, including the ability to understand and apply customer requirements, including drawing out unforeseen implications and making recommendations for design, the ability to define design reasoning, understanding potential impacts of design requirements

  • Backlog tracking, burndown metrics, and incremental delivery

  • Full Stack Development, including back-end languages and frameworks, specifically Node/Express, Ruby on Rails, Python, and Java

  • Code versioning tools, specifically GIT

  • Infrastructure configuration tools including Chef, Puppet, and Ansible

  • Scripting and programming experience with infrastructure using Python, Ruby, and Powershell

  • Public cloud deployment tools specifically CloudFormation or Terraform

  • Reading and creating API documentation with tools such as Swagger and OpenAPI;

  • Linux

  • Demonstrable knowledge of CI/CD pipelines and methodologies, including automated builds, deployments and integration/unit testing

  • Demonstrable knowledge of Agile software development concepts and processes

To apply, please visit, select "Search Jobs," enter job requisition #112947 in the "Job ID or Keywords" field, and submit resume. Alternatively, you may apply by submitting a resume via e-mail to Reference requisition number in subject of e-mail.


We value your hard work, integrity and commitment to positive change. In return for your service, it's our privilege to offer you benefits and rewards that support your life and well-being. To learn more about our benefit offerings please visit:


At Liberty Mutual, we give motivated, accomplished professionals the opportunity to help us redefine what insurance means; to work for a global leader with a deep sense of humanity and a focus on improving and protecting everyday lives. We create an inspired, collaborative environment, where people can take ownership of their work; push breakthrough ideas; and feel confident that their contributions will be valued and their growth championed.

We're dedicated to doing the right thing for our employees, because we know that their fulfillment and success leads us to great places. Life. Happiness. Innovation. Impact. Advancement. Whatever their pursuit, talented people find their path at Liberty Mutual.

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Principal Infrastructure Engineer

Liberty Mutual