System One has an exciting System Admin opportunity with a partner in the Tulsa, OK area. The qualified candidate will possess at least 5 years of in-depth use of virtualization technologies in a on prem setting.
Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. This position is not open to corp-to-corp, subcontractor or independent consulting arrangements.
Initial Responsibilities
- Server Maintenance: Execute procedures such as patching.
- Automation Configuration and Troubleshooting: Ansible, RedHat Satellite, Puppet
- Review Reports: Analyze vulnerability reports and access logs.
- Incident Management and Response
- Troubleshooting: RedHat Linux OS, Automation configuration
- Server Builds.
Must Haves
- Linux Administration: Experience with the RedHat ecosystem.
- Local Firewall Configuration: Using firewalld and iptables.
- Domain Integration: Experience with sssd and realmd.
- Network Configuration: Checking network settings, configuring DHCP and static IP.
- Package Management: Using yum/dnf.
- Logging: Familiarity with system log files, journalctl, log rotation and forwarding.
- Storage Management: Experience with LVM, local storage, SAN storage (multipath configuration), and file systems (XFS, ext4, NFS, CIFS).
- File Transfer: Using openssh (SFTP), rsync etc
- SELinux: Enabling, disabling, checking for denials, and configuring.
- Excellent customer service
- Support internal application and development teams.
- Automation/Configuration Management/Infrastructure as Code:
- Red Hat Satellite or Foreman
- AAP or AWX
- Puppet
- Git
- YAML
- Scripting:
- Shell scripting (bash)
- Python
- Troubleshooting:
- Authentication/authorization issues: Checking log files, local user accounts, and domain accounts.
- Permission issues.
- Storage issues.
- Performance issues.
- Networking issues: Familiarity with ping, nslookup/dig, nmap. netcat
- SELinux.
Nice to Have
- SSL Certificates:
- Basics: Base64 encode certs, Java keystores (JKS, PKCS12).
- Checking certificates by URL and files: Using openssl, Java keytool.
- VMware:
- Logging into servers over VMware console.
- Extending resources: CPU, RAM, storage.
- Adding rescue boot ISO and booting server in rescue mode.
- Containers
- Docker/podman
- Kubernetes/OpenShift
- Operator installation and maintenance
- ArgoCD
- Helm
Ref: #208-Eng Tulsa
System One, and its subsidiaries including Joulé, ALTA IT Services, TeamPeople, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
Read Full Description