Linux Engineer

Cesna-Recruitment

Austin (TX)

On-site

USD 90,000 - 130,000

Full time

14 days+

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Benefits offered by this job

Comprehensive health insurance

401K

PTO

Sick days

Year-end bonus

Job summary

Cesna-Recruitment is seeking a SAS Datalake Linux Engineer to lead on-site storage and compute operations in Austin, TX. You will assess capacity, upgrade nodes, and manage Isilon and NetApp environments while minimizing downtime.

The role emphasizes strong Linux administration, scripting, troubleshooting, and collaboration with data teams to ensure performance, reliability, and secure data management.

Qualifications

4–6 years of hands-on Linux support in enterprise environments.
Strong Linux admin skills (RHEL/CentOS/Ubuntu).
Experience with system monitoring, log analysis, and production support.
Basic scripting (Bash/Python) and networking fundamentals.

Responsibilities

Assess capacity and plan node replacements/upgrades.
Manage integration of new Isilon/NetApp nodes with minimal downtime.
Perform patching, firmware updates, and sandbox testing.
Monitor with logs, SNMP, and Grafana; troubleshoot issues.
Provide data center rack and cabling support.

Skills

Linux experience

RHEL/CentOS/Ubuntu

Scripting Bash/Python

Networking basics

ETL/data pipelines

Cloud environments

Docker/Kubernetes

Problem solving

Communication skills

4–6 years Linux support

Job description

[SAS Datalake Linux Engineer]

1. Node Replacement and Upgrades:

- Assess Isilon and NetApp cluster capacity and performance metrics using OneFS and ONTAP to determine the need for node replacements or upgrades.

- Manage the integration of new Isilon and NetApp nodes, ensuring system compatibility and minimal downtime during scalability operations.

- Oversee the upgrade and replacement of HPC, Kubernetes, Greenplum, Impala cluster servers, and GPU server hardware to enhance computational and graphics processing capabilities.

2. Troubleshooting and Problem Resolution:

- Utilize Impala Insight IQ and NetApp tools for in-depth analysis to diagnose and resolve issues related to throughput, latency, and capacity.

- Leverage One FS and ONTAP troubleshooting tools and logs to identify and rectify system errors and hardware malfunctions.

- Address performance bottlenecks and system failures in HPC, Kubernetes, Greenplum, GPU servers, Impala, and NetApp environments to ensure operational efficiency.

3. System Monitoring and Maintenance:

- Implement continuous monitoring with Isilon One FS event logs, NetApp ONTAP tools, SNMP alerts, and Grafana to detect anomalies early.

- Schedule regular maintenance using Isilon's and NetApp's software suites to ensure optimal performance and longevity of the storage systems.

- Monitor and maintain HPC, Kubernetes, Greenplum, GPU, Impala, and NetApp server environments, applying necessary updates and performing system health checks regularly.

4. Patches and Updates:

- Apply Impala and NetApp-specific patches and firmware updates to nodes and system software, ensuring all components are secure and up-to-date.

- Test new software updates in a sandbox environment to evaluate their impact on performance and stability before deployment across the cluster.

- Manage and coordinate software updates and patch installations across HPC, Kubernetes, Greenplum, GPU servers, Impala, and NetApp systems to maintain software integrity and security.

5. Technical Support and Consultation:

- Provide specialized support and consultation for optimizing storage solutions with Isilon and NetApp, including data migration, system expansion, and configuration tuning.

- Offer technical support for optimizing HPC, Kubernetes, Greenplum, and GPU server configurations, improving computational resources and data processing workflows.

- Assist with the design, configuration, and optimization of NetApp storage architectures to ensure efficient data management.

6. End-of-Life (EOL) Hardware Management:

- Manage the phased decommissioning of aging hardware in Isilon and NetApp systems, ensuring compliance with environmental standards and security protocols.

- Coordinate the replacement of EOL hardware for HPC, Kubernetes, Greenplum, GPU servers, Isilon, and NetApp to prevent performance degradation.

7. Integration and System Compatibility:

- Ensure that Impala, NetApp, HPC, Kubernetes, Greenplum, and GPU storage solutions are fully integrated and compatible with the overall IT infrastructure.

- Develop and implement strategies for the effective integration of storage and processing technologies to maximize performance and resource utilization.

8. Documentation and Knowledge Sharing:

- Maintain detailed documentation of system configurations, upgrades, and troubleshooting activities to streamline processes and support team onboarding.

- Conduct training sessions or create guides for internal teams to share knowledge about system operations and best practices.

9. Disaster Recovery and Backup:

- Plan and test disaster recovery procedures for Impala, NetApp, and HPC/Kubernetes/Greenplum/GPU servers to ensure data availability and business continuity.

- Ensure backup and recovery processes are in place and regularly tested to minimize data loss risks.

10. Capacity Planning:

- Develop capacity planning strategies to proactively scale storage and compute resources based on performance trends and business needs.

11. Automation:

- Develop and maintain automation scripts for routine tasks such as monitoring, data migration, or maintenance to improve system efficiency.

- Utilize automation tools to streamline repetitive tasks, enhancing system performance and reducing manual errors.

12. Security and Compliance:

- Ensure compliance with organizational security standards and relevant regulations during all maintenance, upgrades, and troubleshooting activities.

- Implement or coordinate with security teams on applying best practices and hardening measures for Isilon, NetApp, HPC, Kubernetes, Greenplum, and GPU servers.

13. Data Center Work:

- Participate in data center activities, including racking and initial installation of servers and storage equipment.

- Ensure proper cabling, power connections, and network configurations during initial setup to facilitate smooth integration into the IT environment.