Senior Linux/Unix Systems Engineer with Automation

Job Title :Linux/Unix Systems Engineer with Automation

Location : Sanjose CA(Onsite from day 1)

Rate : 12 +Years of consultant

Visa : H1b, GC and USC

Job Responsibilities

· Build infrastructure-as-code (Ansible, Terraform, Puppet, Chef) version-controlled, peer-reviewed, CI/CD-deployed

· Apply security principles (least privilege, defense in depth, zero trust) to system design

· Own system hardening baselines and CVE response workflows

· Design and enforce compliance-as-code: drift detection, secret detection, automated remediation, and audit trails

· Monitor system performance, troubleshoot bottlenecks, and implement optimizations to ensure high availability and reliability

· Conduct capacity planning and performance engineering across computers, storage, and network layers

· Maintain Git-based workflows for all infrastructure changes — branching, code review, merge pipelines

· Build and maintain CI/CD pipelines (GitLab CI, Jenkins, GitHub Actions) for configuration deployment, image builds, and validation

· Manage configuration management at scale using Puppet, Chef, or Ansible across heterogeneous environments

· Automate everything from provisioning, compliance checks, patching until decommissioning,

· Address complex cross-system issues: NFS, kernel, networking, storage, and server hardware

· Perform performance engineering: identify bottlenecks, implement measurable fixes, and produce evidence-based root cause analysis

· Build observability and synthetic monitoring tooling to detect problems before users report them

· Work closely with development, networking, security, and other IT teams to deploy applications, integrate new technologies, and manage project lifecycles

· Create and maintain comprehensive documentation for system configurations, architectural decisions, runbooks, and troubleshooting procedures

Required Skills & Qualifications

· 12+ years of extensive hands-on experience in Unix/Linux administration and enterprise infrastructure management.

· Strong expertise in automation using Puppet, Chef, Ansible, Terraform

· Strong experience with installation, configuration, administration, and support of enterprise infrastructure and operational tools.

· Deep understanding of system security hardening, vulnerability remediation, patch management, and access control best practices.

· Advanced troubleshooting and root cause analysis skills with the ability to resolve complex technical issues across multiple infrastructure layers.

· Solid knowledge of core networking concepts including TCP/IP, DNS, subnetting, routing, and firewall fundamentals.

• Strong written and verbal communication skills with the ability to document designs, procedures, and technical recommendations clearly.