This role is a customer-facing technical support position for CMG software in Linux-based and windows-based HPC environments. It involves helping customers install, run, and troubleshoot distributed (MPI) jobs on on-prem, cloud, or hybrid clusters; resolving environment, networking, dependency, and licensing issues; improving job submission scripts and documentation; and escalating complex problems to R&D; with clear technical details while maintaining strong customer communication.

Customer-Facing Troubleshooting (Core)

- Coordinate with other teams to support customers with installing, upgrading, and running CMG software on Linux and windows systems.
- Troubleshoot MPI-based job execution on customer clusters (scheduler, MPI runtime, nodes, networking).
- Guide customer to collect logs (scheduler output, simulator logs, MPI errors) for analyzing & reporting.
- Guide customers through structured troubleshooting when issues cannot be reproduced internally.
- Creating reports, documentation, and customer training materials for running CMG softwares over MPI.
- Building test beds to replicate user environment

Cluster & Setting Support

- Assist customers running CMG on HPC clusters (on-prem, cloud, or hybrid).
- Identify and resolve common software deployment issues such as: Software not available on all nodes, Shared path inconsistencies, Environment or shell configuration issues, Missing runtime dependencies.
- Work within customer environment constraints and policies.
- Working knowledge of HPC cluster architecture and distributed computing environments.
- Experience with HPC job schedulers such as Microsoft HPC, SLURM, and/or PBS is desirable;
- Understanding of job scheduling concepts, resource allocation, queues/partitions, job priorities and scheduling policies.
- Administer and maintain Linux-based compute infrastructure; Support server provisioning,



hardware upgrades, lifecycle management, and decommissioning.
- Support Windows-based servers and workstations, ensuring system availability, and performance.
- In addition to supporting CMG’s Customers, support CMG’s internal HPC cluster and users

MPI & Networking Support

- Support common MPI implementations and validate configuration and dependencies.
- Help customers collect useful diagnostics and debug information.
- Troubleshoot node communication and networking issues affecting distributed jobs.

Scripts & Operational Improvements

- Review and improve job submission scripts for reliability.
- Provide recommended job-launch patterns.
- Document solutions and create internal knowledge base articles to improve future response time.

Licensing Support

- Verify license entitlement and investigate licensing-related runtime issues.
- Coordinate license updates or escalations when required.
- Help customer to configure license server and network according to licensing requirements.
- Configure CMG licensing features into to HPC clusters

Escalation & Cross-Team Collaboration

- Escalate complex issues to R&D; with clear documentation (logs, environment details, steps taken).
- Maintain clear communication with customers during escalation.

Note: This description reflects the general nature of the role. It’s not a complete list of responsibilities—we believe in flexibility, initiative, and growing together.

- Minimum 3 years’ experience in a similar role

No need to call us about the status of your application. We promise—we’re reviewing every submission, and if your skills are a match, you’ll hear from us!

We kindly request that external recruiters and agencies refrain from submitting unsolicited resumes or candidate profiles. Submissions without a signed agreement in place will not be considered and will become the property of CMG.

📌 HPC Solutions Specialist - Computer Modelling Group (Calgary)
🏢 Computer Modelling Group
📍 Calgary