YonkersRecruiter Since 2001
the smart solution for Yonkers jobs

Linux System Administrator - Located in Blooming Grove, NY

Company: Mediacom
Location: Ossining
Posted on: May 9, 2022

Job Description:

Located in Blooming Grove, NY


  • Creation/Deployment of VMs using VMWare, building and integrating systems based of business requirements, and working with different teams to validate interfaces.
  • Maintenance and monitoring of development & testing equipment running Red Hat Linux. Troubleshooting with development teams, making OS changes, testing changes and documenting changes for hand off to production teams.
  • Responsible for changes, validation and deployment of functionality of enterprise level DNS/DHCP infrastructure Build and modify Ansible jobs to provision new RHEL systems via Satellite; setup other OS automations to streamline repetitive administration via Ansible Tower/Satellite 6 system.
  • Keep abreast of latest changes, vulnerabilities and feature availability for Red Hat Linux, Red Hat Directory Services, Ansible, GlusterFS, Splunk, vCenter, NGNIX.
  • Perform hardware and software installations, upgrades, and troubleshooting of OS, provisioning, email and web-based applications.
  • Perform resource monitoring, performance tuning and scaling of infrastructure as needed on RHEL systems.
  • Customize scripts to kickstart RHEL systems; setup Ansible automations to streamline repetitive administration.
  • Maintain and apply changes necessary on 2-factor authentication platform and apply understanding of SSSD and DUO-SAML.
  • Work closely with application support & security teams to maintain up-to-date patch levels and application specific feature configuration.
  • Document Linux configurations and procedures participate in environment planning meetings and communicate environment requirements to management.
  • Participate in on-call rotation and work to resolve critical issues 24/7
    • Bachelor's degree in MIS, CS or related field required.
    • 3-5 years' experience with RHEL versions 7/8, CentOS, system administration in an enterprise environment required.
    • 2-4 years' experience supporting web, NGINX, HAProxy and LB
    • 1-2 years' experience working with and support VMWare & vCenter v6.
    • 1-2 years' experience in network support
    • Ability to multitask and or related support mechanisms for escalation/resolution purposes.
    • Understanding of PHP, NGINX, Ansible, HAProxy, 2-factor authentication, sssd, firewalld, LDAP/LDAPS setup, GITLAB, python
    • Knowledge of Internet server protocols and utilities (DNS, DHCP, SMTP, POP, IMAP, HTTP/S, SSL, TLS, S/FTP, TCP/IP, SSH, iptables)
    • Knowledge of security hardening and system performance tuning
    • Advanced enterprise level skills in shell scripting and programming with vi editor.
    • Knowledge of enterprise Technologies (Ansible Automation Software, NFS, Kickstart, RedHat Satellite 6, Active Directory, RHEL 8 features, performance analysis tools such as AppDynamics, mail, SELINUX/firewalld.
    • Experience with troubleshooting and problem-solving skills with little supervision (email, network, hardware, OS).
    • Understanding of RHEL and/or software-based cluster configurations and concepts such as keepalived.
    • Performance tuning and monitoring (Nagios)
    • Technical documentation skills.
    • Ability to exercise discretion and independent judgement.
    • Working knowledge of Splunk, GlusterFS, NetApp, Cisco UCS helpful

Keywords: Mediacom, Yonkers , Linux System Administrator - Located in Blooming Grove, NY, IT / Software / Systems , Ossining, New York

Click here to apply!

Didn't find what you're looking for? Search again!

I'm looking for
in category

Log In or Create An Account

Get the latest New York jobs by following @recnetNY on Twitter!

Yonkers RSS job feeds