Skill Group
Linux administration
- RHEL, SUSE, Ubuntu, CentOS, Oracle Linux
- Systemd, RPM, YUM, DNF, cron
- SELinux, firewalld, iptables
- Kickstart and troubleshooting
Technical Fit Snapshot
Core Skills
A structured overview of enterprise Linux capabilities for quick recruiter review.
Skill Group
Patching & repositories
- Red Hat Ansible Automation Platform
- Red Hat Satellite
- Yum repositories
- Emergency and zero-day patching
Skill Group
Hardening & remediation
- CIS benchmarks
- DISA STIG
- Tripwire
- SSL/TLS certificate management
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Identity & access
- LDAP, Active Directory, Kerberos
- SSSD, PAM, sudo, SSH keys
- Red Hat IdM
- BeyondTrust, CyberArk, HashiCorp Vault
Skill Group
Storage & recovery
- LVM, NFS, SAN, NAS
- GPFS / IBM Spectrum Scale
- dm-crypt / LUKS2
- NetBackup, TSM, Veritas
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Automation & scripting
- Ansible
- Python
- Bash, KSH, Go, Perl
- Terraform, Git, Jenkins
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Monitoring & logging
- Prometheus, Grafana, Node Exporter
- IBM Instana, Dynatrace
- Splunk, Elastic / ELK
- Alerting and dashboards
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Cloud & containers
- AWS, Azure, IBM Cloud, OpenStack
- OpenShift, Kubernetes
- Docker, Podman
- KVM, VMware, IBM LinuxONE
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Compliance
- NIST 800-53, NIST RMF
- FedRAMP, GovRAMP
- SOC 2, ISO 27001/27002
- HIPAA, PCI-DSS, SOX, FISMA, CMMC, GDPR
Resume overview
Professional Summary
Kurt B. Eisinger is an enterprise Linux engineer with 25+ years of hands-on experience across Linux and UNIX server environments, from build and configuration through operations, modernization, and lifecycle support. He brings deep strength in patching, hardening, monitoring, troubleshooting, and automation with tools such as Ansible and Python, with a strong track record in regulated environments where stability, security, and compliance are non-negotiable.
- Enterprise Linux & UNIX lifecycle ownership
- Automation-first operations mindset
- Remote-ready collaboration
- Veteran, disciplined execution
- Contact Kurt
Career Timeline
Enterprise Linux Experience
A concise, recruiter-friendly view of recent roles, scope, and measurable technical depth across enterprise Linux administration, security hardening, patching, and automation.
Principal – Enterprise Security & Infrastructure Engineer Team Lead
Infosys
August 2015 – Present
- Administers enterprise RHEL, SUSE, and Ubuntu servers across multi-site on-premises and hybrid cloud environments
- Performs health, capacity, log, process, storage, and network monitoring and resolves incidents and recurring problems
- Applies security, kernel, and bug-fix patches using Red Hat Ansible Automation Platform and maintains Yum and Satellite repositories
- Enforces CIS and DISA STIG baselines and supports regulatory compliance mapping
- Manages users, sudo, SSH keys, identity services, and privileged access architecture
- Automates provisioning, patching, validation, reporting, and environment builds with Ansible, Python, Go, shell, and Terraform
Sr. Systems Administrator / Security Engineer
IBM (End Client: State Street Bank)
July 2012 – July 2015
- Administered RHEL and SUSE servers with LDAP and Active Directory integration
- Supported DB2, MQ-Series, Oracle, and WebSphere middleware on zLinux/LinuxONE
- Designed and implemented server hardening and sudo/PAM access policies
- Used Tripwire and custom Puppet, Ruby, and Shell automation aligned with financial-sector compliance standards
- Served as Scrum Leader for zLinux/LinuxONE and eCommerce cloud architecture planning
Information Security Infrastructure Team Lead
Hewlett Packard
June 2011 – June 2012
- Led a 6-member engineering group
- Provided L3 support for Comcast Email messaging
- Used HP Server Automation for Linux provisioning and patching
Sr. Systems Administrator Generalist
IBM
November 2010 – May 2011
- Supported RHEL and SUSE on IBM LinuxONE and VMware/ESX/Vblock
- Contributed to enterprise Linux systems administration in mixed infrastructure environments