Job Summary
We are looking for an experienced Linux Administrator with strong expertise in Red Hat Enterprise Linux (RHEL), RHSSO/RHBK (Keycloak), and Microsoft SQL Server Administration. The role involves managing enterprise infrastructure, Identity and Access Management (IAM) integrations, authentication platforms, database environments, security compliance, and automation initiatives. The ideal candidate should have hands-on experience supporting production, UAT, and DR environments while ensuring system stability, security, and high availability.
Job Description
Seeking a highly skilled Linux Administrator with 6-8 years of experience in Linux administration and extensive expertise in RHSSO/RHBK (Keycloak) administration. The candidate will be responsible for administering Red Hat Enterprise Linux environments, managing identity and access management solutions, integrating authentication systems, supporting Microsoft SQL Server databases, and implementing security best practices. The role requires strong troubleshooting, automation, and infrastructure management capabilities within enterprise environments.
Key Responsibilities
Linux Administration
- Administer and maintain Red Hat Enterprise Linux (RHEL) servers in production, UAT, and DR environments.
- Perform OS installation, patching, upgrades, performance tuning, and system hardening.
- Configure and manage LVM, multipath, NFS, Samba, and storage administration.
- Monitor server performance, capacity planning, and resource utilization.
- Automate routine administrative tasks using Shell scripting, Python, or Ansible.
- Manage system logs, troubleshooting, and incident resolution.
RHSSO / RHBK (Keycloak) Administration
- Install, configure, and manage RHSSO/RHBK environments.
- Configure authentication and authorization mechanisms.
- Implement Single Sign-On (SSO), OAuth 2.0, OpenID Connect (OIDC), and SAML integrations.
- Integrate RHSSO/RHBK with Active Directory, LDAP, Microsoft Entra ID (Azure AD), and third-party applications.
- Configure Identity Federation and User Federation.
- Manage realms, clients, users, roles, groups, and policies.
- Perform backup, recovery, clustering, and high availability setup.
- Troubleshoot authentication issues, token-related problems, certificate issues, and connection failures.
- Support migration from RHSSO to RHBK versions where applicable.
Microsoft SQL Server Administration
- Install, configure, and administer Microsoft SQL Server databases.
- Manage database availability, backups, restoration, and disaster recovery.
- Monitor SQL Server performance and optimize queries.
- Configure and maintain Always On Availability Groups and clustering.
- Perform database patching and upgrades.
- Manage security, user access, roles, and permissions.
- Support application teams in database-related troubleshooting.
Security, Compliance & Automation
- Implement server hardening aligned with security best practices.
- Conduct vulnerability remediation and security patch management.
- Support audit, compliance, and regulatory requirements.
- Implement certificate management, SSL/TLS configuration, and key management.
- Utilize monitoring tools such as Nagios, Zabbix, Prometheus, Grafana, Splunk, or ELK Stack.
- Develop automation scripts for deployment, monitoring, and maintenance activities.
- Support CI/CD integrations where required.
Profile Description
- 6-8 years of Linux Administration experience with strong hands-on expertise in RHEL 7/8/9.
- 5+ years of experience in RHSSO/RHBK (Keycloak) administration within enterprise environments.
- Strong understanding of OAuth2, OIDC, SAML, Single Sign-On (SSO), and Identity & Access Management concepts.
- Experience integrating Keycloak/RHSSO with Active Directory, LDAP, Microsoft Entra ID, and enterprise applications.
- 3+ years of Microsoft SQL Server Administration experience.
- Hands-on expertise in shell scripting, automation, SSL/TLS certificate management, HA/DR configuration, and troubleshooting.
- Strong knowledge of ITIL, security frameworks, audit compliance, and infrastructure best practices.
- Bachelor's degree in Computer Science, Information Technology, or related discipline.
- Red Hat certifications (RHCSA/RHCE) and Microsoft SQL Server certifications are preferred
About Company:
A client of ilink Talent Solutions is a leading India-based non-banking financial services organization and part of one of the country's most respected business conglomerates. The company offers a diverse portfolio of financial products, including vehicle finance, home loans, loan against property, SME financing, secured business loans, personal loans, and gold loans. With a strong presence across India, it is recognized for its customer-centric approach, extensive distribution network, digital innovation, and commitment to enabling financial inclusion for individuals, entrepreneurs, and businesses.
