Job ID: JOB_ID_1160
Position Summary
We are looking for an experienced Linux Administrator to join our infrastructure team in Minneapolis, MN. This role involves managing a diverse and complex server environment, ensuring high availability, security, and performance across multiple Linux distributions. The ideal candidate will have over 10 years of experience in system administration, with a strong background in automation, security hardening, and large-scale infrastructure management. You will be responsible for the entire server lifecycle, from initial provisioning to decommissioning, while maintaining strict compliance with industry standards.
Core Responsibilities
- Install, configure, and maintain Linux servers across RHEL, CentOS, Ubuntu, Debian, and SUSE distributions.
- Manage physical and virtual Linux environments, primarily utilizing VMware hypervisors.
- Perform regular system updates, security patching, and hardening based on CIS benchmarks and STIG standards.
- Configure and manage system services, daemons, and startup processes using systemd and init.d.
- Implement user account management, access controls, and sudo policies to ensure secure system access.
- Monitor system performance and resource utilization, performing capacity planning to support business growth.
- Manage disk storage using LVM, NFS, and iSCSI, ensuring optimal filesystem performance.
- Deploy new servers using automation tools and kickstart/preseed configurations.
- Configure network interfaces, routing, VLANs, and bonding/teaming for reliable connectivity.
- Manage firewalls (iptables, firewalld) and implement VPN solutions like OpenVPN or IPsec.
- Design and implement backup and recovery strategies using tools such as rsync, Veeam, or Commvault.
- Develop automation scripts in Bash, Python, or Perl to streamline repetitive tasks and scheduling.
Security & Compliance
- Implement security best practices and authentication systems including LDAP and Active Directory integration.
- Manage SSH key infrastructure and secure remote access protocols.
- Configure intrusion detection systems (IDS/IPS) and perform regular vulnerability assessments.
- Ensure compliance with regulatory requirements such as PCI-DSS, HIPAA, and SOC 2.
- Manage SSL/TLS certificates and centralized log management using ELK Stack or Splunk.
Monitoring & Performance Tuning
- Implement comprehensive monitoring solutions using Datadog and other enterprise tools.
- Analyze system performance metrics (CPU, memory, disk I/O) to identify and resolve bottlenecks.
- Optimize kernel parameters and system tuning for specific application workloads.
- Respond to incidents and service requests, performing root cause analysis for system crashes or failures.
Application & Database Support
- Install and configure web servers (Apache, Nginx) and application servers (Tomcat, JBoss).
- Support database servers (MySQL, PostgreSQL, Oracle) with basic administration and backup tasks.
- Coordinate with DBA teams for advanced operations and high-availability configurations.
Special Requirements
10+ years experience required; Experience with System Z – z/Linux preferred; Knowledge of Datadog and ELK stack required.
Compensation & Location
Salary: $130,000 – $170,000 per year
Location: Minneapolis, MN
Recruiter / Company – Contact Information
Recruiter / Employer: Sira Consulting Inc
Email: manish@siraconsultinginc.com
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