NCFast Senior Linux System Administrator
Job Location:
Raleigh, WV - USA
Monthly Salary:
Posted on:
Vacancies:
Job Summary
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.
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 accesscontrol (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 tuningand troubleshooting
Maintain Documentation for system configurations and procedures
Work experience on AWS Storage (FSx EBS EFS S3)and Terraform is plus.
Required/Desired Skills
| Skill | Required /Desired | Amount | of 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 Cloudformation 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 | 0 |
