Linux System Administration

 

Description:

Remote: Candidate have to visit office minimum is once or twice a month it can be more as per customer requirement

Skills:

Linux System AdministrationPostfix Configuration and Administration

Email Security and Anti-Spam Techniques

Networking and TCP/IP Fundamentals

Scripting (e.g., Bash, Python) for Automation

Problem-Solving and Troubleshooting

Responsibilities:

  • Install, configure, and maintain Postfix mail servers on Linux systems.
  • Monitor server performance, troubleshoot issues, and perform system optimizations to ensure reliable email delivery.
  • Implement and manage email security measures, including anti-spam, anti-virus, and authentication mechanisms.
  • Configure and manage email accounts, aliases, mailing lists, and distribution groups.
  • Set up and maintain email backups and disaster recovery plans.
  • Collaborate with other IT teams to integrate email systems with other infrastructure components, such as LDAP directories, DNS, and firewalls.
  • Provide technical support to end-users and resolve email-related issues in a timely manner.
  • Stay up-to-date with industry trends, best practices, and security vulnerabilities related to email systems.
  • Strong knowledge and expertise on Active Directory, Azure Active Directory/Entra ID and Okta Active Directory synchronization
  • Strong knowledge of Single-Sign On and authentication protocols such as SAML & OIDC
  • Experience managing MFA providers such as Okta, Microsoft, RSA
  • Knowledge of Identity life cycle management processes
  • Experience managing enterprise cloud infrastructures in AWS, Azure, and Google cloud platforms
  • Strong knowledge of Active Directory attributes, LDAP Queries, Active Directory Federation Services (ADFS), Group Policy Object (GPO) analysis, configuration and item-level targeting, active directory replication, Active Directory backup and restore as well as certificate installation
  • Scripting experience in Python or Powershell. Preferably both
  • Strong knowledge and expertise on Active Directory, Azure Active Directory/Entra ID and Okta Active Directory synchronization
  • Strong knowledge of Single-Sign On and authentication protocols such as SAML & OIDC
  • Experience managing MFA providers such as Okta, Microsoft, RSA
  • Knowledge of Identity life cycle management processes
  • Experience managing enterprise cloud infrastructures in AWS, Azure, and Google cloud platforms
  • Strong knowledge of Active Directory attributes, LDAP Queries, Active Directory Federation Services (ADFS), Group Policy Object (GPO) analysis, configuration and item-level targeting, active directory replication, Active Directory backup and restore as well as certificate installation
  • Scripting experience in Python or Powershell. Preferably both

Organization JSS ASSOCIATES
Industry Management
Occupational Category Linux System Administration
Job Location Dublin,Ireland
Shift Type Morning
Job Type Full Time
Gender No Preference
Career Level Intermediate
Experience 2 Years
Posted at 2024-07-09 5:30 pm
Expires on 2024-08-23