Senior RHEL Engineer

Job Title: Senior RHEL Engineer

Job Location: Colorado Springs, CO - Remote

Eligibility/Clearance: Active Secret

Job Description: We are seeking a highly skilled and experienced Senior

RHEL Engineer to join our team. As a Senior RHEL Engineer, you will be

responsible for leading the deployment and management of Red Hat

OpenShift clusters, ensuring high availability and security. This role

involves developing and maintaining automation scripts for system

provisioning, configuration management, and deployment.

Job-Specific Essential Duties and Responsibilities

- Architect and deploy containerized applications using Red Hat

OpenShift, ensuring optimal performance and scalability.

- Implement and optimize monitoring and logging tools (e.g., Prometheus,

Loki, Grafana) for real-time tracking of application health.

- Transition OpenShift cluster operations from connected to partially

disconnected environments, ensuring seamless deployment of critical

security updates.

- Automate cluster provisioning and scaling to reduce deployment time

and minimize human error.

- Manage and optimize multi-cluster OpenShift environments across

production and development clusters, ensuring 99.99% uptime.

- Conduct knowledge-sharing sessions and update documentation to improve

team expertise in Red Hat Advanced Cluster Manager and Kubernetes

management.

- Integrate Red Hat Satellite for efficient patch management and system

updates across multiple environments.

- Develop and implement disaster recovery plans and backup strategies

for critical systems.

- Configure and manage network services (e.g., DNS, DHCP, NFS) within

RHEL environments.

- Perform kernel tuning and system optimization to enhance performance

and reliability.

- Implement and manage security policies using SELinux and firewall

configurations.

- Conduct root cause analysis for system failures and implement

corrective actions to prevent recurrence.

- Implement and manage cloud security best practices, including identity

and access management (IAM), encryption, and network security.

- Monitor and optimize cloud resource usage to ensure cost efficiency

and performance.

- Develop and maintain CI/CD pipelines for automated deployment and

testing of applications in cloud environments.

Job-Specific Minimum Requirements:

- An active Secret Clearance is required.

- Due to federal requirements, only US Citizens can be considered.

Candidates with dual citizenship cannot be considered.

- 12+ years of experience with 7+ years working directly with RHEL.

Candidate should show clear career progression in RHEL engineering.

- Demonstrated focus on system integrations and DevOps

- 4+ years should include hands on OpenShift experience.

- Participation in a rotational on-call schedule is required, so

candidates must reside within a commutable distance.

- Additional tasks to be assigned as needed.

Preferred Skills and Qualifications:

- Recent experience under DHS

- RedHat certifications - RHCE, RedHat Certified - OpenShift, RHCSA, etc

Arena Technical Resources, LLC, (ATR) is an Equal Opportunity Employer

(EOE) who will provide equal employment opportunity to employees and

applicants for employment without regard to race, ethnicity, religion,

color, sex, pregnancy, national origin, age, veteran status, ancestry,

sexual orientation, gender identity or expression, marital status,

family structure, genetic information, or mental or physical disability.