Sr. Linux Administrator

Job Title:

• Candidate must be able to work in a team setting and help manage 150 RHEL 7 OS installations that are installed on a mix of physical hardware, VMware VM’s, and Amazon EC2.
• Candidate will work with RedHat Satellite to maintain OS patching and security updates.
• They will also develop automation tasks using technologies such as Ansible w/Tower, Python, Terraform and Bash scripting.
• They will also perform CIS hardening and regular review of NESSUS security appliance compliance scan reports.
• We perform user management through a Help Systems BoKS application.
• Candidate performs SFTP administration for incoming, outgoing, pickup of EDI files.
• Candidate will also be expected to participate in an on-call rotation.
• During this time the on-call person will monitor a team inbox for any requests / issues as well as respond to any Solarwinds/Everbridge alerts.

• SAN experience preferred.

• Firewall experience required.

  • IPtables/NFtables

• BIND DNS Management experience preferred.

• Basic networking understanding

  • Routing

  • Vlan

  • NIC bonding

• UCS Hardware knowledge preferred.

  • UCS Blade hardware

  • UCS Manager

• SNMP OS monitoring knowledge preferred.

• Ability to provide technical documentation. Day to day responsibilities:

• Managing the infrastructure in the data center
• Scripting
• Troubleshooting problems, administering discs, creating virtual machines on VMware
• Closing tickets
• Working on operating systems/storage tasks