Linux System Administrator - Durham, United States - Crescens

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    Description

    Job Title:
    Linux System Administrator


    Location:
    Durham, NC-Initially Remote

    Duration: 6 Months


    Note:
    All work must be

    completed on site once COVID restrictions are lifted.


    Job Description:


    The client requires the assistance of Linux (RedHat) administrator(s) for the implementation and operational support of Applications on AWS/Hybrid cloud.

    The primary role is to install and configure the Linux operating system as well as manage and maintain Linux-based systems on the Amazon Web Services (AWS) platform.

    The position will be responsible for the deployment, configuration, and ongoing maintenance of AWS services such as EC2, S3, RDS, and more.


    It will also be responsible for System maintenance by reviewing error logs, system backups, monitoring system performance to prevent slowdowns and disruptions, License deployments and setup, may include setting up a Linux Satellite server and deployment manager, and providing any needed technical support.


    This position will provide hands-on technical support for system security monitoring and optimizing the performance of these systems, as well as troubleshooting and resolving any issues that may arise.

    Additionally, this resource may be responsible for managing and maintaining other related technologies such as DDI (DNS, DHCP, and IPAM).

    Strong knowledge of Linux administration, AWS, and networking are required for this role. This position is required to be on call for evenings and weekends to meet business needs.


    Required Skills:
    Strong experience with Linux administration experience with

    Red Hat Enterprise Linux:
    RHEL on AWS platform.

    Strong Experience with monitoring and troubleshooting Linux systems and applications

    Hands-on experience in performance monitoring enablement to manage the Scaling up and down of the environments

    Experience with Linux OS Patch (including taking snapshots of instances before applying updates) and OS Level Vulnerability Management

    Strong experience with Cookie Security, Web Browser Security, Server side encryptions, Data Encryption at Rest and Key management

    Strong experience with Image Management using Redhat Image

    Experience with cloud infrastructure, specifically Amazon Web Services (AWS) like EC2, S3, RDS, ELB, SSM and EBS.

    Experience in installing, configuring, and maintaining services such as Bind, Apache, nginx, MYsql etc

    Experience with automation and configuration management tools such as Ansible, Cloudformation, Puppet, or Chef

    Strong scripting skills, specifically in Bash or Python

    Strong understanding of networking concepts, including VPCs, subnets, and routing

    Proficient with network tools such as iptables, Linux IPVS, HAProxy, etc

    Experience in capturing, interpreting, and analyzing network traffic

    Solid knowledge of protocols such as DNS, HTTP, LDAP, SMTP and SNMP

    Troubleshooting Apache issues like performance testing and tuning, failure to restart, and queuing of requests

    Experience in performing multiplatform volume management using SVM, LVM, ZFS, NAS, and the VERITAS volume manager

    Experience with security best practices and implementing security controls in a AWS cloud environment

    Familiarity with wired and wireless networking hardware and architectures, Virtual LAN (VLAN) setup and configuration, VPN, Routing, IPV4, IPV6

    Experience in user account management for large organization

    Linux certifications (RHCT, RHCE and LPIC) will be considered an advantage

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