Title: Senior Linux System Administrator - Hybrid
Mandatory skills:
Linux, RedHat, AWS, Hybrid cloud,
Linux operating system, Linux systems, Linux applications, Linux OS Patch,
AWS, Amazon Web Services, EC2, S3, RDS, ELB, SSM, EBS, AWS cloud environment,
Linux administration, Red Hat Enterprise Linux, RHEL,
Cookie Security, Web Browser Security, Server side encryptions, Data Encryption,
performance monitoring, cloud infrastructure, automation, configuration management,
Vulnerability Management, Image Management, Redhat Image,
Ansible, Cloudformation, Puppet, Chef, Bind, Apache, nginx, MYsql, Bash, Python
Description:
The client requires the assistance of Linux (RedHat) administrator(s) for the implementation and operational support of client 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.
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, S3)and Terraform is plus.
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
Notes:
Hybrid. Onsite work is expected 2-3 days per week.
VIVA USA is an equal opportunity employer and is committed to maintaining a professional working environment that is free from discrimination and unlawful harassment. The Management, contractors, and staff of VIVA USA shall respect others without regard to race, sex, religion, age, color, creed, national or ethnic origin, physical, mental or sensory disability, marital status, sexual orientation, or status as a Vietnam-era, recently separated veteran, Active war time or campaign badge veteran, Armed forces service medal veteran, or disabled veteran. Please contact us at for any complaints, comments and suggestions.
Contact Details :
Account co-ordinator: Binodh M.T
VIVA USA INC.
3601 Algonquin Road, Suite 425
Rolling Meadows, IL 60008
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