Linux System Developer Jobs in Wisconsin (NOW HIRING)

MGIC is seeking a highly motivated Linux Engineer / DevOps Engineer to support and modernize our enterprise infrastructure platforms. This role is ideal for someone who is passionate about Linux, cloud technologies, automation, and continuous improvement.

You will work alongside Infrastructure, Engineering, Security, and Application teams to build, automate, and support critical platforms running on Red Hat Enterprise Linux (RHEL) and Amazon Web Services (AWS). The position offers the opportunity to influence architecture, improve operational excellence, and help drive MGIC's cloud and automation strategy.

What You'll Do

As a Linux Engineer / DevOps Engineer, you will:

• Administer and support Red Hat Enterprise Linux (RHEL) environments.

• Design, deploy, and maintain AWS cloud infrastructure.

• Develop and maintain Infrastructure as Code (Terraform and CloudFormation).

• Automate server provisioning and configuration management using Ansible.

• Build and support CI/CD pipelines for application deployment.

• Monitor system health, performance, and availability.

• Troubleshoot and resolve Linux, cloud, networking, and application issues.

• Partner with development teams to streamline deployments and improve reliability.

• Implement security hardening, patching, and vulnerability remediation.

• Support enterprise authentication integrations including LDAP and Active Directory.

• Create and maintain technical documentation, standards, and operational runbooks.

What We're Looking For

Required Qualifications

• 5+ years of Linux administration experience.

• Experience supporting Red Hat Enterprise Linux (RHEL).

• Hands-on experience with AWS cloud services.

• Experience using:

• Ansible

• Terraform

• Git

• Bash or Python scripting

• CI/CD platforms such as Jenkins, GitHub Actions, or GitLab

• Strong understanding of networking concepts including DNS, TCP/IP, load balancing, and firewalls.

• Experience troubleshooting production systems and critical incidents.

Preferred Qualifications

• RHCSA or RHCE certification.

• AWS Certified Solutions Architect, SysOps Administrator, or DevOps Engineer certification.

• Experience with Kubernetes, OpenShift, Docker, or EKS.

• Experience with JBoss, Tomcat, Apache, or NGINX.

• Experience with monitoring and logging tools such as Splunkor CloudWatch.

• LDAP and Active Directory experience is highly desirable, including authentication, SSO, Kerberos, LDAPS, and directory service integrations.

What to Expect in Your First 90 Days at MGIC

MGIC is committed to setting new team members up for success through onboarding, mentorship, and hands-on learning.

First 30 Days - Learn the Environment

You'll focus on understanding MGIC's infrastructure, processes, and technology stack.

You can expect to:

• Complete onboarding and security training.

• Gain access to Linux, AWS, monitoring, and DevOps platforms.

• Learn MGIC's cloud and infrastructure architecture.

• Review automation frameworks and deployment processes.

• Understand operational procedures and support workflows.

• Become familiar with authentication services, including LDAP and Active Directory.

• Partner with team members on ongoing infrastructure activities and support efforts.

Days 31-60 - Contribute and Deliver

You'll begin taking ownership of operational responsibilities and automation efforts.

You can expect to:

• Support Linux and AWS production environments.

• Troubleshoot system and application issues.

• Contribute to Ansible, Terraform, and automation initiatives.

• Participate in deployment and release activities.

• Assist with patching, security remediation, and platform improvements.

• Participate in incident response and root cause analysis.

Days 61-90 - Lead and Improve

By the end of your first three months, you'll be contributing independently and driving improvements.

You can expect to:

• Own Linux and cloud operational tasks.

• Lead infrastructure changes and deployments.

• Improve monitoring, automation, and platform reliability.

• Recommend enhancements to security, scalability, and operational efficiency.

• Create and update technical documentation.

• Become a trusted partner to engineering and business teams.

Successful Candidates Will Demonstrate

• Strong Linux engineering and troubleshooting skills.

• A passion for automation and process improvement.

• Cloud expertise with AWS services and best practices.

• Effective communication and collaboration across teams.

• A commitment to reliability, security, and continuous learning.