Skip to main contentA logo with &quat;the muse&quat; in dark blue text.

Sr. Infrastructure Engineer

AT Liberty Mutual Insurance
Liberty Mutual Insurance

Sr. Infrastructure Engineer

Portsmouth, NH

Description

  • Collaborates with application software developers in a team as technical expert in coding, testing, and debugging new software or significant enhancements to existing software to achieve desired results and documents appropriate aspects of those deliverables.
  • Analyzes complex technical system problems for large, complex systems.
  • Provides Infrastructure solutions, operational support and problem resolution for large systems.
  • Develops effective, defect free source code that meets business requirements and team standards.
  • Interacts with Software Product and Infrastructure teams to gather and define user stories.
    Performs Quality Assurance coding and design review defects or discrepancies in requirements identified and resolved with appropriate Product Owners and application Software Developers.
  • Monitors system performance and capacity reports changes in usage. Depicts highly complex ideas, issues and designs to varied audiences.
  • Participates in site set-up, user training, hardware/software installation, maintenance and support and documentation of hardware/software logs and operating procedures.
  • Develops test scripts. Analyzes user stories for validity and feasibility.
  • Plans work out appropriately, proactively escalates issues that may impact scope, schedule, budget.
  • May participate in Agile Ceremonies (demos, retros).
  • Mentors new developers and junior developers.
  • Identify and recommends appropriate continuous improvement opportunities.
  • Telecommuting permitted up to 100%.
Qualifications

Want more jobs like this?

Get Software Engineering jobs in Portsmouth, NH delivered to your inbox every week.

By signing up, you agree to our Terms of Service & Privacy Policy.

The position requires a Bachelor's degree, or foreign equivalent, in Business Administration, Mathematics, Computer Science, or a related field plus five (5) years of experience in the job offered or a Sr. Infrastructure Engineer-related occupation.

Position also requires demonstrable experience with each of the following:
  • New and emerging technologies: NGINX, Ansible, and Python;
  • Key technologies: IBM Datapower (both physical and virtual), XSLT, and F5;
  • IT concepts, strategies, infrastructure, cloud based platforms, and development tools including each of the following:
    • Build and deploy automation pipelines.
    • hybrid cloud solutions, and
    • DevOps tooling.
  • Running large scale applications in containers.
  • Industry Standard knowledge: PCI DSS, and SOX.
  • Agile software development concepts and processes; and
  • Experience with both scrum and kanban, JIRA.
  • Telecommuting permitted up to 100%.
REFER TO: To apply, please visit https://jobs.libertymutualgroup.com/, select "Search Jobs," enter job requisition # 2025-70877 in the "Job ID or Keywords" field, and submit resume. Alternatively, you may apply by submitting a resume via e-mail to RecruitLM@LibertyMutual.com. Reference requisition number in subject of e-mail.
About Us
Pay Philosophy: The typical starting salary range for this role is determined by a number of factors including skills, experience, education, certifications, and location. The full salary range for this role reflects the competitive labor market value for all employees in these positions across the national market and provides an opportunity to progress as employees grow and develop within the role. Some roles at Liberty Mutual have a corresponding compensation plan which may include commission and/or bonus earnings at rates that vary based on multiple factors set forth in the compensation plan for the role.

As a purpose-driven organization, Liberty Mutual is committed to fostering an environment where employees from all backgrounds can build long and meaningful careers. Through strong relationships, comprehensive benefits, and continuous learning opportunities, we seek to create an environment where employees can succeed, both professionally and personally.

At Liberty Mutual, we believe progress happens when people feel secure. By providing protection for the unexpected and delivering it with care, we help people embrace today and confidently pursue tomorrow.

We are dedicated to fostering an inclusive environment where employees from all backgrounds can build long and meaningful careers. By actively seeking employee feedback and amplifying the voices of our seven Employee Resource Groups (ERGs), which are open to all, we create an environment where every individual can make a meaningful impact so we continue to meet the evolving needs of our customers.

We value your hard work, integrity and commitment to make things better, and we put people first by offering you benefits that support your life and well-being. To learn more about our benefit offerings please visit: https://LMI.co/Benefits

Liberty Mutual is an equal opportunity employer. We will not tolerate discrimination on the basis of race, color, national origin, sex, sexual orientation, gender identity, religion, age, disability, veteran's status, pregnancy, genetic information or on any basis prohibited by federal, state or local law.

Fair Chance Notices
  • California
  • Los Angeles Incorporated
  • Los Angeles Unincorporated
  • Philadelphia
  • San Francisco

Client-provided location(s): Portsmouth, NH 03801, USA
Job ID: liberty_mutual-2025-70877-en_1
Employment Type: Other

Perks and Benefits

  • Health and Wellness

    • Long-Term Disability
    • FSA
    • HSA With Employer Contribution
    • HSA
    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Mental Health Benefits
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
  • Office Life and Perks

    • Happy Hours
    • Snacks
    • On-Site Cafeteria
    • Casual Dress
    • Holiday Events
  • Vacation and Time Off

    • Personal/Sick Days
    • Paid Holidays
    • Paid Vacation
    • Volunteer Time Off
    • Leave of Absence
  • Financial and Retirement

    • Performance Bonus
    • 401(K) With Company Matching
    • Financial Counseling
  • Professional Development

    • Mentor Program
    • Promote From Within
    • Learning and Development Stipend
    • Tuition Reimbursement
    • Internship Program
    • Associate or Rotational Training Program
    • Access to Online Courses
    • Lunch and Learns
    • Shadowing Opportunities

Company Videos

Hear directly from employees about what it is like to work at Liberty Mutual Insurance.