System Administrator (Linux)
*Local to Raleigh, NC only please
*This is a hybrid position with 2-3 days/week onsite
*This is a 5-month contract position
Description:
- The client requires the assistance of Linux RedHat administrators for the implementation and operational support of the clients 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.
- 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.
Responsibilities:
- Manage configure and maintain Red Hat Enterprise Linux RHEL servers across development staging and production environments
- Build New and Manage existing home-grown Linux scripts for ongoing Operations using shell scripting Bash/Python
- Handle User management permissions and access control RBAC sudo policies
- Manage patching upgrades and package installation based on Dev and Security team advice.
- Implement system hardening and least privilege security best practices
- Manage and Upgrade Support for backup and recovery processes at the OS level
- Collaborate with Application Development and other Operation team members for deployment strategies and environment stability
- Perform system monitoring performance tuning and troubleshooting
- Maintain Documentation for system configurations and procedures
- Work experience on AWS Storage FSx EBS EFS S3and Terraform is plus.
Required Skills/Knowledge/Experience:
- Strong experience with Linux administration experience with Red Hat Enterprise Linux: RHEL on AWS platform, Required 3 Years
- Strong Experience with monitoring and troubleshooting Linux systems and applications, Required 5 Years
- Hands-on experience in performance monitoring enablement to manage the Scaling up and down of the environments, Required 3 Years
- Experience with Linux OS Patch (including taking snapshots of instances before applying updates) and OS Level Vulnerability Management, Required 7 Years
- Strong experience with Cookie Security, Web Browser Security, Server-side encryptions, Data Encryption at Rest and Key management, Required 3 Years
- Strong experience with Image Management using Redhat Image, Required 3 Years
- Experience with cloud infrastructure, specifically Amazon Web Services (AWS) like EC2, S3, RDS, ELB, SSM and EBS., Required 3 Years
- Experience in installing, configuring, and maintaining services such as Bind, Apache, nginx, MYsql etc, Required 5 Years
- Experience with automation and configuration management tools such as Ansible, Cloud formation, Puppet, or Chef, Required 5 Years
- Strong scripting skills, specifically in Bash or Python, Required 7 Years
- Strong understanding of networking concepts, including VPCs, subnets, and routing, Required 3 Years
- Proficient with network tools such as iptables, Linux IPVS, HAProxy, etc, Required 3 Years
- Experience in capturing, interpreting, and analyzing network traffic, Required 3 Years
- Solid knowledge of protocols such as DNS, HTTP, LDAP, SMTP and SNMP, Required 2 Years
- Troubleshooting Apache issues like performance testing and tuning, failure to restart, and queuing of requests, Required 3 Years
- Experience in performing multi-platform volume management using SVM, LVM, ZFS, NAS, and the VERITAS volume manager, Required 5 Years
- Experience with security best practices and implementing security controls in a AWS cloud environment, Required 3 Years
- Familiarity with wired and wireless networking hardware and architectures, Virtual LAN (VLAN) setup and configuration, VPN, Routing, IPV4, IPV6, Required 1 Years
- Experience in user account management for large organization, Required 7 Years
- Linux certifications (RHCT, RHCE and LPIC) will be considered an advantage, Required
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