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Linux Administrator
3 weeks ago
Job Title: Linux Administrator
Experience5
General Description
Collaborate closely with IT business and compliance teams to guarantee the
uninterrupted availability robust security and full compliance of our systems
Key Responsibilities
Server Administration:
Install configure and maintain Linux servers and systems. OEL 6 to 8
Plan and Upgrade OS versions
Monitor system performance and implement performance optimization strategies.
Administer user accounts and permissions ensuring data security and access
control.
Setup maintain Linux clusters.
Setup maintain DR environment
System Maintenance:
Conduct routine system updates patches and backups.
Perform system and hardware upgrades as necessary.
Troubleshoot and resolve system and network issues in a timely manner.
Security Management:
Collaborate with Infosec and Auditing team to implement and maintain security
measures to protect against unauthorized access data breaches and cyber threats.
Conduct regular security audits and apply necessary security patches.
Virtualization and Containerization:
Manage virtual environments using technologies such as VMware OVM OLVM.
Experience with migrating VMs across different virtualization platforms
Experience with containerization technologies (Docker Kubernetes) is a plus.
Automation and Configuration Management:
Utilize Ansible for automation and configuration management of Linux systems.
Develop and maintain scripts for system automation and tasks.
Monitoring and Analysis:
Set up and configure ELK Stack for log analysis and monitoring.
Implement monitoring tools to ensure system health and performance.
Respond to alerts and proactively address potential issues.
Scripting and Automation:
Develop and maintain scripts (Bash Python etc.) for system automation and tasks.
Implement and optimize automated processes for routine tasks.
Develop test and implement scripts for DRM automation
Monitoring and Alerting:
Set up and configure monitoring tools like logrhythm to ensure system health and
performance.
Respond to alerts and proactively address potential issues.
GoodtoHave Skills and Concepts:
Familiarity with storage solutions including SAN and NAS technologies.
Understanding of network concepts such as VLANs routing and subnetting.
Knowledge of cloud computing platforms (e.g. AWS Azure GCP).
Experience with load balancers and highavailability configurations.
Exposure to containerization and orchestration technologies (Docker Kubernetes).
Knowledge of backup and disaster recovery strategies.
Documentation:
Maintain detailed documentation for configurations procedures and policies.
Keep system diagrams up to date.
Should be providing weekly monthly reports as per the compliance.
Collaboration:
Collaborate with crossfunctional teams to support various IT projects.
Provide guidance and mentoring to junior team members.
Work Experience Requirements
5 to 7 years of Linux administration experience
Licensure / Certification Requirements
N/A
Education
Bachelor s degree in computer science Information Technology or other relevant field
of study or Certificate or Diploma from higher educational institute
Skills and Competencies
Knowledge of Middleware technologies (WebLogic JBoss Tomcat IIS)
Knowledge of serviceoriented architecture (SOA) and enterprise application
integration (EAI) concepts
Profound understanding of multipletier application architecture.
Familiarity with ELK Stack for log analysis and monitoring.
Strong experience in Linux server administration including various distributions like
Oracle Red Hat CentOS Debian and Ubuntu.
Set up and maintain Linux OVM OLVM clusters.
Set up and maintain various reverse proxy solutions such as Apache or Nginx.
Set up and maintain Oracle Linux Automation Manager and deploy automation
scripts as required.
Set up and maintain various agents such as Illumio and Microsoft Defender.
Set up and configure RabbitMQ instances.
Manage and configure Wordpress instances.
Proficiency in Ansible for automation and configuration management.
Competency in working with cloud computing platforms such as AWS Azure or
GCP.
Understanding of network concepts including VLANs routing and subnetting.
Experience with storage solutions like SAN and NAS technologies.
Knowledge of containerization and orchestration technologies such as Docker and
Kubernetes.
Strong grasp of backup and disaster recovery strategies.
Familiarity with load balancers and highavailability configurations.
Expertise in security measures for protecting against unauthorized access and cyber
threats.
Excellent problemsolving and troubleshooting skills.
Proficient in scripting languages (Bash Python etc.) for automation and task
execution.
Ability to collaborate with crossfunctional teams to support various IT projects.
Strong documentation skills for configurations procedures and policies.
Excellent analytical execution problemsolving and decisionmaking abilities.
Flexibility and the capacity to work effectively under pressure.
High regard for maintaining confidentiality.
Proactive and resultsoriented while ensuring a high level of work quality.
Advanced level of customer service orientation and professionalism in all
interactions.
Ability to work in a multicultural environment and promote teamwork and
knowledge sharing to achieve goals and deliverables.
Knowledge of Microsoft applications for integration with Linux systems.