Infrastructure Engineer (Linux)

Job Title : Linux Engineer

Work Mode : Remote

Experience : 3+ years

Qualifications- Required :

Bachelor's degree in Information Technology, Computer Science or a related field or equivalent practical experience. Proven experience as a Linux architect, systems engineer, or DevOps engineer in enterprise environments.

Deep understanding of Linux operating systems and core services. Experience designing and managing infrastructure across on-prem and cloud platforms such as Azure.

Experience with monitoring and logging tools such as Prometheus, Grafana, ELK Stack, Splunk, or Azure Monitor.

Strong knowledge of system security practices including SELinux, App, Armor, Firewalls, and secure remote access. Proficiency in scripting languages such as Bash, Python, or Perl for automation and system management.

Hands-on experience with configuration management and IEC tools such as Ansible, Terraform, and Git. Experience with containerization and orchestration platforms such as Docker, Podman, and Kubernetes.

Familiarity with CI, CD pipelines, DevOps practices, and version control using Git and GitHub Enterprise.

Experience integrating systems with ITSM platforms like ServiceNow for automated workflows and incident management.

Strong troubleshooting and performance tuning skills for Linux systems and cloud native environments.

Excellent verbal and written communication skills with the ability to collaborate across cross-functional teams.

Strong analytical thinking, attention to detail, and problem-solving capabilities.

Duties and Responsibilities

• Design, implement, and maintain enterprise-grade Linux infrastructure across on-premises and cloud platforms such as Azure.
• Collaborate with cross-functional teams to align Linux systems architecture with security, compliance, and performance requirements.
• Automate provisioning, configuration, and system management using tools such as Ansible , Terraform , and shell or Python scripting .
• Leverage Infrastructure as Code (IaC) and Git-based workflows to ensure repeatable, version-controlled deployments.
• Architect and support containerized environments using technologies like Docker , Podman , and Kubernetes .
• Implement and manage secure Linux services including LDAP , NFS , SSH , VPN , firewalls ( iptables or nftables ), and SELinux or AppArmor .
• Ensure Linux systems adhere to compliance frameworks such as NIST SP 800-171 and 800-53 through secure configurations and auditing.
• Integrate Linux systems with ITSM platforms like ServiceNow to automate change management and incident handling.
• Monitor system health and performance using observability stacks such as Prometheus , Grafana , and the ELK stack , and proactively resolve issues.
• Design and implement secure remote access, user privilege separation, and network segmentation in multi-tenant Linux environments.
• Participate in the development of CI / CD pipelines for automated infrastructure updates and application deployments.
• Document architecture decisions, configurations, and procedures to ensure operational consistency and audit readiness.
• Document network designs, standards, and operational procedures for team knowledge sharing and audit readiness.

Qualifications (Optional / Desired)

additional certifications like AWS Certified SysOps Administrator or ServiceNow Certified Implementation Specialist are a plus.