Linux Systems Administrator

TALENT Software Services; Austin (TX); On-site; USD 120,000 - 150,000; Full time

Job summary

TALENT Software Services in Austin, TX seeks a Linux Systems Administrator to manage Linux VMs, OpenShift, AVI Vantage, and automation with Ansible in a multi-site data center environment.

You will handle identity services, SSL certs, vulnerability coordination, on-call rotations, and hardware lifecycle, collaborating across teams to maintain secure, scalable infrastructure.

Qualifications

• 5+ years of enterprise Linux administration.
• Proficient Ansible for automation.
• Experience with OpenShift or Kubernetes cluster operations.
• Experience with AVI Vantage or F5 load balancers.
• Hardware management with Dell iDRAC and PowerEdge.

Responsibilities

• Manage and administer Linux VMs across multi-site data centers.
• Operate OpenShift container platform (user management, workload troubleshooting, cluster health).
• Support AVI Vantage load balancer operations (virtual service configuration, pool management, SSL binding, health monitors).
• Develop and maintain Ansible playbooks for infrastructure automation.
• Fulfill daily infrastructure requests (VM provisioning, resource augmentation, access provisioning, troubleshooting).
• Manage hardware lifecycle activities (Dell iDRAC, decommission coordination, EOSL tracking).
• Deploy and maintain security agents across all hosts.
• Manage SSL certificate lifecycle (renewals, installation, expiration tracking).
• Support FreeIPA and Keycloak identity services (user provisioning, group management, authentication troubleshooting).
• Coordinate with vulnerability management to patch or mitigate findings on data center hosts.
• Participate in on-call rotation for production infrastructure incidents.

Skills

Linux admin

Ansible

OpenShift

Kubernetes

Load balancers

Dell iDRAC

VM lifecycle

FreeIPA/LDAP

PKI concepts

Git

Multi-site DCs

Cloud basics

Tools

ManageIQ

VMware

GitLab

Jira

Splunk Forwarder

Terraform

Job description

• Manage and administer Linux (RHEL/Rocky) virtual machines across multi-site data center environments
• Operate and maintain OpenShift container platform (user management, workload troubleshooting, cluster health)
• Support AVI Vantage load balancer operations (virtual service configuration, pool management, SSL binding, health monitors)
• Develop and maintain Ansible playbooks for infrastructure automation (user management, security agent deployment, OS patching, SSH hardening)
• Fulfill daily infrastructure requests (VM provisioning, resource augmentation, access provisioning, troubleshooting)
• Manage hardware lifecycle activities (Dell iDRAC, decommission coordination, EOSL tracking)
• Deploy and maintain security agents across all hosts
• Manage SSL certificate lifecycle (renewals, installation, expiration tracking)
• Support FreeIPA and Keycloak identity services (user provisioning, group management,
• authentication troubleshooting)
• Coordinate with vulnerability management to patch or mitigate findings on data center hosts
• Participate in on-call rotation for production infrastructure incidents

Job Title: Linux Systems Administrator

Work Location: Austin, TX Onsite

Primary Responsibilities

• Manage and administer Linux (RHEL/Rocky) virtual machines across multi-site data center environments
• Operate and maintain OpenShift container platform (user management, workload troubleshooting, cluster health)
• Support AVI Vantage load balancer operations (virtual service configuration, pool management, SSL binding, health monitors)
• Develop and maintain Ansible playbooks for infrastructure automation (user management, security agent deployment, OS patching, SSH hardening)
• Fulfill daily infrastructure requests (VM provisioning, resource augmentation, access provisioning, troubleshooting)
• Manage hardware lifecycle activities (Dell iDRAC, decommission coordination, EOSL tracking)
• Deploy and maintain security agents across all hosts
• Manage SSL certificate lifecycle (renewals, installation, expiration tracking)
• Support FreeIPA and Keycloak identity services (user provisioning, group management,
• authentication troubleshooting)
• Coordinate with vulnerability management to patch or mitigate findings on data center hosts
• Participate in on-call rotation for production infrastructure incidents

Required Qualifications

• 5+ years of experience in enterprise Linux systems administration (RHEL 7/8/9, Rocky Linux)
• Strong working knowledge of Ansible for infrastructure automation (playbook development, roles, inventories, vault)
• Experience with container platforms - OpenShift or Kubernetes (cluster operations, user
• management, pod troubleshooting)
• Experience with application delivery controllers / load balancers (AVI Vantage preferred, F5 BIG-IP acceptable)
• Hands-on experience with Dell PowerEdge server hardware management (iDRAC, OpenManage, BIOS/firmware updates)
• Familiarity with virtualization platforms and VM lifecycle management (ManageIQ, VMware, or similar)
• Experience with identity management systems (FreeIPA, LDAP, Keycloak, or Active Directory)
• Understanding of SSL/TLS certificate management and PKI concepts
• Proficiency with Git for version control - comfortable with branching, merge requests, and collaborative workflows (GitLab preferred)
• Experience working in multi-site data center environments
• Foundational knowledge of cloud platforms (AWS or GCP) - understanding of core services
• (compute, networking, storage, IAM) and how on-prem infrastructure maps to cloud equivalents
• Strong troubleshooting skills across network, OS, and application layers
• Ability to work independently, manage a queue of requests, and prioritize effectively

Preferred Qualifications

• Experience with AVI Vantage specifically (virtual services, pools, health monitors)
• Experience with Splunk Forwarder deployment and log pipeline configuration
• Exposure to vulnerability management workflows
• Experience with Jira for work tracking and request management
• Familiarity with hardware lifecycle planning (EOSL tracking, refresh coordination, capacity planning)
• Python scripting for operational automation and reporting
• Understanding of network fundamentals (VLANs, routing, firewall rules, DNS)
• Experience supporting Cisco UCS or Dell EMC Unity storage platforms
• Hands-on experience migrating workloads from on-prem to AWS or GCP (lift-and-shift or re-platform)
• Familiarity with Infrastructure as Code for cloud (Terraform, CloudFormation, or Deployment
• Manager)
• Experience with cloud-native container orchestration (EKS, GKE) in addition to on-prem OpenShift
• EnableSkinIGERscertifications (Associate level or higher)