Linux Engineer

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)

Relevant certifications such as

Red Hat Certified Engineer (RHCE) ,

Linux Foundation Certified Engineer (LFCE) ,

CompTIA Linux+ , or

LPIC-2 / 3 ; additional certifications like

AWS Certified SysOps Administrator

or

ServiceNow Certified Implementation Specialist

are a plus.

Experience with

automated system testing and validation tools , including custom

Python or shell-based test frameworks .

Familiarity with

ITIL processes and best practices , particularly in

incident, change, and problem management

for infrastructure operations.

Experience working in or supporting

Government Cloud environments

(GCC, GCC High, or DoD).

Working knowledge of

compliance frameworks

such as

NIST SP 800-171

and

800-53 , with experience applying security controls in Linux environments.

Understanding of

containerized environments

(e.g.,

Docker, Podman ) and their integration with enterprise Linux systems.

Exposure to

Kubernetes or OpenShift deployments

and

cluster administration

in production environments.