High Performance Computing (HPC) Systems Engineer

nAG; Houston (TX); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Competitive salary

401k match

Health, dental, life insurance

Vacation days

Parental leave

Job summary

nAG is seeking an experienced HPC Systems Engineer in Houston to design, build, operate, and optimize large-scale HPC platforms supporting demanding scientific workloads.

You will work on deploying infrastructure, optimizing performance, and collaborating with scientists and vendors to ensure reliability and scalability.

Qualifications

• Bachelor's degree or equivalent practical experience.
• 5+ years administering Linux production environments.
• 5+ years deploying and supporting production HPC environments.
• Experience with Lustre or GPFS file systems.

Responsibilities

• Configure and optimize HPC clusters, storage, and networking for performance and reliability.
• Diagnose and resolve hardware, OS, and software issues in the HPC stack.
• Collaborate with scientists and vendors to optimize workflows.

Skills

Linux administration

HPC platforms

Networking and storage

Python scripting

Communication skills

Education

Bachelor's degree in Computer Science or related

Tools

Lustre/GPFS

InfiniBand/Omni-Path

Conda/Spack

RPM packaging

Job description

Position

High Performance Computing (HPC) Systems Engineer

Location

Houston, Texas (Full-time on-site. No relocation assistance provided.)

Employment Type

Full-time

Salary Range

Competitive based on experience and background

Are you an experienced High-Performance Computing (HPC) Platform Engineer who enjoys solving complex technical challenges while working alongside skilled, collaborative colleagues? Do you have the expertise to design, build, operate, and optimize HPC platforms that support demanding scientific and engineering workloads? If so, we'd love to hear from you.

Joining nAG means becoming part of a long-established organization with a reputation for technical excellence. For over 50 years, we've been helping organizations solve complex scientific and engineering challenges through world-class technical software, numerical expertise, and High-Performance Computing solutions. We value collaboration, innovation, and sharing knowledge, and as our HPC Services team continues to grow, you'll have the opportunity to work alongside experienced HPC specialists, helping design, optimize, and support a large-scale HPC environment.

This position is based full-time at our client's Houston location, where you'll work as part of the nAG HPC Services team supporting a large-scale HPC environment.

What You'll Do

You'll have the opportunity to make a real impact on the evolution of a large-scale HPC environment supporting critical scientific and engineering workloads. You'll design, deploy, operate, and support high-performance computing platforms that power some of the energy industry's most computationally demanding scientific and engineering workloads. From deploying new infrastructure and optimizing existing platforms to diagnosing complex performance issues and evaluating new technologies, you'll play a key role in the ongoing evolution of the HPC environment. You'll take ownership of the day-to-day performance, reliability, and continuous improvement of a large-scale HPC environment supporting critical scientific and engineering workloads.

Working as part of our HPC Services team, you'll collaborate closely with computational scientists, researchers, domain specialists, technology partners, vendors, and globally distributed technical teams to deliver a reliable, secure, and high-performing HPC environment. You'll play an important role in supporting critical workflows such as seismic data processing, reservoir visualization, and well planning by ensuring the platform continues to perform at its best.

Responsibilities include

• Configuring, optimizing, and managing HPC clusters, storage systems, and networking components to support performance, reliability, and scalability.
• Supporting the day-to-day operation, maintenance, and continuous improvement of HPC environments.
• Diagnosing and resolving hardware, operating system, networking, storage, and application issues across the HPC stack.
• Implementing appropriate security controls and maintaining platform integrity.
• Collaborating with data scientists, researchers, computational scientists, and domain specialists to support and streamline technical workflows.
• Monitoring system health and performance, investigating bottlenecks, and identifying opportunities for optimization.
• Planning and performing software and operating system installations, upgrades, patches, and platform improvements.
• Evaluating new hardware, software, and emerging technologies to improve platform capability and performance.
• Working with technology partners and vendors to resolve complex infrastructure issues and evaluate emerging technologies and product roadmaps.
• Ensuring HPC platforms continue to meet user, project, and organizational requirements.
• Working closely with users to resolve complex technical issues and help them maximize the performance of scientific and engineering applications.
• Supporting large-scale parallel file systems and the storage infrastructure underpinning HPC workloads.

Essential Experience and Skills

• Bachelor's degree in Computer Science, Computer Engineering, Information Systems, or a related discipline, or equivalent practical experience.
• Minimum of five years' hands‑on experience administering Linux-based production environments (e.g., RHEL, CentOS).
• Minimum of five years' experience deploying, administering, and supporting production HPC environments.
• Experience with HPC technologies including one or more:
• Parallel or distributed file systems (e.g., Lustre, GPFS)
• High-speed interconnects (e.g., InfiniBand, Omni‑Path)
• Experience supporting production infrastructure, including networking, storage, compute, installation, configuration, maintenance, upgrades, and troubleshooting.
• Solid understanding of data centre operations, including networking, cooling, and power.
• Strong communication skills and the ability to work effectively with computational scientists and technical stakeholders.

Technical Skills

• Experience programming or scripting using Bash, Python, C, or C++.
• Experience with HPC monitoring, troubleshooting, and performance optimization.
• Experience with infrastructure automation and configuration management tools.
• Experience with package management tools such as Conda, Spack, or RPM.
• Experience supporting HPC applications using MPI.

Preferred Experience

• Experience supporting multi‑user HPC environments at scale.
• Experience implementing infrastructure changes and security controls within enterprise or global environments.
• Experience installing, compiling, and supporting vendor and open‑source software.
• Experience deploying or supporting infrastructure in public cloud environments.
• Experience with GitLab CI/CD or similar automation tools.
• Experience with container technologies supporting HPC workloads.

Benefits

• Competitive compensation and benefits package including a competitive salary (dependent on your experience)
• 401(k) plan with company match up to 5%
• Health, dental, life, short‑term and long‑term disability insurance
• 10 vacation days
• Paid sick days and maternity and paternity leave

About n² Group

At n²Group, we are transforming computing and technology investment with a radical new approach. Our businesses are all established, purpose‑driven market leaders in computing products or services. We stimulate long‑term sustainable growth through group‑level support in strategy, business development, innovation, and operations. With no shareholders or external financial interests, we reinvest all profits back into the group or to the community, reinforcing our commitment to positive social impact through technological advancements.

n²Group companies are at the forefront of computing and IT infrastructure, helping clients in various sectors to be more productive, innovative or reduce risk through advanced software and services. Rapidly expanding in high‑performance computing, artificial intelligence, and scientific computing, our businesses maintain their unique brands and identities but benefit from the expanded network available through the group.

• BioTeam: Scientific computing consultancy integrating technologies, data, and cultures to accelerate science.
• nAG: Advanced products and services in algorithms, optimization, high‑performance computing and AI.
• STAC: Independent financial services technology research and community events.
• VSNi: Proven statistical solutions and data expertise driving innovation and success.
• X-ISS: Industry leading management and analytics solutions for HPC/AI systems.