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Freelance Bash Shell Scripting Jobs in Wisconsin

StradIT

WI · On-site

$120 - $180/hr

Operating Systems and Scripting: Red Hat Enterprise Linux, Bash Shell script, Java Script and Python. #J-18808-Ljbffr

Jobtailor

WI · On-site

$90 - $130/hr

Bash, PowerShell, .bat). * Hands-on experience with and demonstrated proficiency in JavaScript ... Hands-on experience with and demonstrated proficiency in UNIX shell scripting, Java Script, HTML ...

New

Fiserv, Inc.

DevOps Engineer

Milwaukee, WI · On-site

$52 - $71.25/hr

Prior experience must include: 4 years of scripting in Python, Bash, and Shell; 3 years coding with Java and Spring Boot; 1 year coding with NodeJS and React; Working with build and deployment tools ...

Firefly Aerospace

WI · On-site

$90 - $120/hr

  • Medical

  • Dental

  • Vision

  • PTO

Strong proficiency in Linux system administration (RHEL, Ubuntu, or CentOS), including shell scripting (Bash, Python) * Terraform: Demonstrated experience using and maintaining Terraform modules and ...

New

Worldpay, Inc.

Site Reliability Engineer (AWS)

Milwaukee, WI · Hybrid

$56.25 - $74.75/hr

Proficiency in scripting: Python / Bash / Shell. * Hands-on experience with Infrastructure as Code (Terraform). * Monitoring tools: Dynatrace, CloudWatch, Splunk, Prometheus, Grafana. * Understanding ...

FIS

Site Reliability Engineer (AWS)

Milwaukee, WI · Hybrid

$56.25 - $74.75/hr

Proficiency in scripting: Python / Bash / Shell. * Hands-on experience with Infrastructure as Code (Terraform). * Monitoring tools: Dynatrace, CloudWatch, Splunk, Prometheus, Grafana. * Understanding ...

Booz Allen Hamilton

Cloud Engineer, Senior

Madison, WI · On-site

$69.40 - $158/hr

  • Medical

  • Life

  • Retirement

  • PTO

Experience with C, Python, Shell, or Bash scripting * Experience with developing containerization solutions for components for space-stack library suites * Knowledge of CI/CD infrastructure including ...

NVIDIA Corporation

WI · On-site

$184 - $287.50/hr

Proficiency with Python and Shell/Bash for scripting, automation, and tooling.* Practical experience working with observability systems (e.g., Prometheus, Grafana, Loki, or similar), including ...

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mcts

SOFTWARE DEVELOPER

Milwaukee, WI · On-site

Create and modify command files (shell scripts, batch files, etc.). * Develop and install cross ... Knowledge of Bash and SQL (structured query language) scripting. * Knowledge of server, data base ...

mcts

SOFTWARE DEVELOPER

Milwaukee, WI · On-site

Create and modify command files (shell scripts, batch files, etc.). * Develop and install cross ... Knowledge of Bash and SQL (structured query language) scripting. * Knowledge of server, data base ...

Dairy.com

Tier II Systems Engineer

Elkhorn, WI · On-site

Such as LDAP, RSA, ADFS or RADIUS Shell or Bash scripting experience Additional Information If this job sounds like the perfect fit for you, please apply All your information will be kept ...

Dairy.com

Tier II Systems Engineer

Elkhorn, WI · On-site

Such as LDAP, RSA, ADFS or RADIUS • Shell or Bash scripting experience Additional Information If this job sounds like the perfect fit for you, please apply All your information will be kept ...

Booz Allen Hamilton, Inc.

Cloud Engineer, Senior

Madison, WI · On-site

$69K - $158K/yr

  • Medical

  • Life

  • Retirement

  • PTO

Experience with C, Python, Shell, or Bash scripting * Experience with developing containerization solutions for components for space-stack library suites * Knowledge of CI/CD infrastructure including ...

Booz Allen Hamilton

Cloud Engineer, Senior

Madison, WI · On-site

$69K - $158K/yr

  • Medical

  • Life

  • Retirement

  • PTO

Experience with C, Python, Shell, or Bash scripting * Experience with developing containerization solutions for components for space-stack library suites * Knowledge of CI/CD infrastructure including ...

Phase2 Technology

Cloud Engineer, Senior

Madison, WI · On-site

$69.40 - $158/hr

  • Medical

  • Life

  • Retirement

  • PTO

Experience with C, Python, Shell, or Bash scripting * Experience with developing containerization solutions for components for space-stack library suites * Knowledge of CI/CD infrastructure including ...

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Freelance Bash Shell Scripting information

What is the difference between Freelance Bash Shell Scripting vs Freelance Linux System Administration?

AspectFreelance Bash Shell ScriptingFreelance Linux System Administration
Required SkillsScripting, automation, command-line proficiencySystem setup, user management, network configuration
CertificationsNone mandatory, but Linux or scripting certifications helpLinux certifications (e.g., LPIC, RHCSA)
Work EnvironmentPrimarily remote, project-basedRemote or onsite, ongoing support
Industry UsageTech, startups, automation projectsIT services, enterprise, hosting providers

Freelance Bash Shell Scripting focuses on writing scripts for automation and task simplification, while Freelance Linux System Administration involves managing entire Linux environments. Both roles require Linux knowledge, but scripting is more specialized, whereas system administration covers broader responsibilities.

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The most popular types of Bash Shell Scripting jobs in Wisconsin are:

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For Freelance Bash Shell Scripting jobs in Wisconsin, the most frequently searched job titles are:

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Freelance Bash Shell Scripting jobs near you
Infographic showing various Freelance Bash Shell Scripting job openings in Wisconsin as of August 2026, with employment types broken down into 1% Internship, 88% Full Time, 3% Part Time, and 8% Contract. Highlights an 81% Physical, 8% Hybrid, and 11% Remote job distribution.

Lead Middleware Infrastructure Engineer - Dallas, TX

StradIT

WI • On-site

$120 - $180/hr

Other

Posted 14 days ago

Job description

Primary Responsibilities
  • Drive application modernization and migration initiatives from legacy platforms to OpenShift and cloud-native architectures.
  • Develop and maintain automation solutions using Ansible, Chef Cookbooks, Python, and Shell scripting for server provisioning, middleware configuration, patching, SSL certificate management, and operational tasks.
  • Build and enhance self-service platform capabilities to improve operational efficiency and developer experience.
  • Administer, configure, and troubleshoot applications running on Red Hat OpenShift (OCP), including Kubernetes resources, Helm Charts, ConfigMaps, Secrets, Routes, Persistent Volumes, and containerized workloads.
  • Manage Kubernetes resources including Pods, Deployments, StatefulSets, DaemonSets, Services, Ingresses, Routes, and Operators.
  • Troubleshoot OpenShift cluster, networking, storage, security, performance, and high‑availability issues across development, test, and production environments.
  • Support production incidents, perform root cause analysis, and lead Major Incident Management (MIM) and technical bridge calls during critical outages.
  • Build, enhance, and support CI/CD pipelines using Jenkins, GitLab, Maven, and enterprise deployment frameworks to enable automated deployments and platform lifecycle management.
  • Create and maintain Chef Cookbooks for Tomcat, Apache HTTP Server, SSL certificate automation, middleware patching, platform upgrades, and infrastructure standardization.
  • Configure, administer, and troubleshoot Apache Tomcat and Red Hat JBoss Web Server (JWS) environments, including server.xml, context.xml, JVM settings, connectors, clustering, session management, security configurations, and application deployments.
  • Partner with application development teams to onboard, deploy, troubleshoot, and optimize Java-based applications running on OpenShift and VM-hosted platforms.
  • Perform application startup analysis, thread dump analysis, heap dump analysis, garbage collection tuning, JVM performance optimization, log analysis, and troubleshooting of application connectivity, memory, SSL/TLS, and deployment-related issues.
  • Support middleware workloads hosted in AWS cloud environments, including deployment automation, upgrades, patching, and operational support.
  • Implement and manage SSL/TLS, mTLS, certificate lifecycle management, and security compliance controls across middleware platforms.
  • Configure and support observability solutions using Grafana, OpenTelemetry, Prometheus, Splunk, and Dynatrace for monitoring, alerting, performance tuning, capacity planning, and platform health visibility.
  • Automate self‑healing, auto‑remediation, and operational resiliency capabilities to improve platform reliability and reduce manual intervention.
  • Perform advanced troubleshooting, root cause analysis, performance tuning, and production issue resolution for Tomcat, Apache, Java, Spring Boot, and containerized applications.
  • Collaborate with Application Development, Infrastructure, Security, Cloud Engineering, and Platform Engineering teams to deliver secure, scalable, and standardized platform solutions.
  • Participate in production support rotations, change management, release management, disaster recovery testing, and platform governance activities.
Talents Needed for Success
  • Version Control Systems: Atlassian Bitbucket, GitHub.
  • Containerization and Orchestration: Docker, Kubernetes, RedHat OpenShift.
  • Application Servers: IBM WebSphere, Apache Tomcat, Redhat JBoss EAP.
  • Configuration Management and Infrastructure as Code (IaC): Chef, Terraform, Puppet, Ansible.
  • Cloud Computing Platforms: Amazon Web Services (AWS), Google cloud, Azure.
  • Build and Dependency Management: Jenkins, Maven, and Gradle.
  • Streaming Platform: Apache Kafka.
  • Continuous Integration and Continuous Deployment (CI/CD): Ansible.
  • Operating Systems and Scripting: Red Hat Enterprise Linux, Bash Shell script, Java Script and Python.
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