Linux System Administrator

What success looks like in this role:

We are seeking a Linux Engineer to support and contribute to project-based initiatives across our Linux and middleware environments. This role is ideal for an engineer with solid hands-on Linux experience who enjoys building, deploying, and supporting application and infrastructure solutions as part of cross-functional project teams. You will work on implementing new services, deploying application environments, improving automation, and supporting upgrades and migrations for WebLogic, WebSphere, Oracle-based application environments, and web-based platforms. Experience with virtualization technologies such as VMware and KVM is valuable in this role.

What Success Looks Like in This Role

Project Execution & Delivery

• Participate in project teams to deliver Linux platform builds, environment deployments, configuration updates, and system enhancements.
• Assist in building and configuring Webservers, WebLogic, WebSphere, Oracle application environments, and related middleware components for new project implementations.
• Support project planning through technical input on requirements, sizing, performance expectations, and deployment steps.

Linux Engineering & Automation

• Build, configure, and maintain Linux servers used in project deployments.
• Develop and maintain Linux shell scripts to automate recurring build and configuration tasks.
• Contribute to the design of automated code deployment pipelines that reduce manual work and increase consistency.

Security, Compliance & Certificate Management

• Manage SSL certificates, key pairs, and security configurations required for project deployments.
• Ensure newly deployed environments meet audit, security, and compliance requirements.
• Support Linux integration with Active Directory for authentication within project scopes.

Middleware & Application Environment Support

• Support deployments of IBM WebSphere Application Server (8.5.5 & 9.x) in project environments.
• Assist in building and maintaining WebSphere, IIS, and Oracle middleware environments as part of project deliverables.
• Help identify and troubleshoot issues during development, QA, and production rollout phases.

Virtualization, Monitoring & Performance

• Deploy and configure servers within VMWare ESXi and KVM virtualized environments.
• Implement monitoring setups required for new applications or services.
• Assist with performance tuning during testing and go‑live activities.

Collaboration & Documentation

• Provide clear technical documentation for deployments, configurations, and build procedures.
• Share knowledge and support handoff activities with L2 teams for newly delivered environments.
• Communicate project status and technical details effectively with team members and stakeholders.

You will be successful in this role if you have:

Required

• BA/BS degree and 4–6 years of relevant experience, OR equivalent combination of education and experience.
• Hands-on experience with Linux system administration and shell scripting.
• Exposure to WebLogic, WebSphere, Oracle deployment or Oracle middleware environments, or similar platforms.
• Understanding of SSL certificates, security processes, and authentication frameworks.
• Experience working in virtualized environments (e.g., VMware, KVM).
• Familiarity with automation tools (Ansible, Jenkins, Git, etc.).

Preferred

• Experience contributing to project-based deployments or implementation work.
• Experience managing or supporting WordPress environments.
• Located locally or within one hour of the Groton/New London, CT area.
• U.S. Citizenship is required due to federal government contract requirements.

Benefit Highlights:
Unisys offers an outstanding benefits package, featuring unlimited paid time off, a 401(k) match, comprehensive healthcare, HSA matching, ongoing learning opportunities, and more! We’re committed to supporting work-life balance and investing in your future success.

Video Interview Notice:
At Unisys, we incorporate video interviews as a key part of our hiring process. This allows us to get to know you better and provide a more engaging and convenient interview experience. We appreciate your understanding and look forward to connecting with you virtually!

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This role may require access to export-controlled commodities and technology.  Therefore, to conform to U.S. export control regulations, applicant should be eligible for any required authorizations from the U.S. Government.

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at [email protected] or alternatively Toll Free: 888-560-1782 (Prompt 4).  US job seekers can find more information about Unisys’  EEO commitment here.