Senior Systems Engineer

Job Description IREN is a vertically integrated AI Cloud provider, delivering large-scale data centers and GPU clusters for AI training and inference. IREN’s platform is underpinned by its expansive portfolio of grid‑connected land and power in renewable‑rich regions across North America, Europe and APAC. With 100% renewable energy, we build, own and operate our data centers and take pride in being at the forefront of sustainable solutions for the ever‑evolving applications of high‑performance compute. We believe that human progress is invaluable, but it should be done in the right way – responsibly, sustainably and having a positive impact on the communities we operate in. The HPC Senior Systems Engineer will spearhead the design, deployment, and optimization of our high‑performance computing (HPC) systems with a focus on HPC clustering, Kubernetes, Slurm, and management tools. The ideal candidate will seamlessly blend traditional HPC solutions with modern container orchestration, ensuring a versatile and scalable computing environment that can be offered to our customers. Job Requirements Minimum of 5 years of experience in HPC system architecture with proven expertise in designing, deploying, and managing HPC clusters. Extensive knowledge of Kubernetes, with a focus on its integration within HPC environments. Hands‑on experience with the Slurm workload manager and its intricacies. Familiarity with HPC management tools and software, ensuring efficient system monitoring and troubleshooting. Proven track record of resolving complex system challenges and enhancing operational performance. A Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field. Relevant certifications in Kubernetes, HPC technologies, or system architecture are advantageous. Understanding of cloud platforms and their integration into HPC ecosystems. Deep knowledge of network and storage solutions commonly used in HPC setups. Key Attributes Analytical mindset, adept at envisioning and designing intricate systems. Collaborative approach, with the ability to work effectively with diverse technical teams. Excellent communication skills, translating complex technical concepts into understandable terms for varied audiences. Detail‑oriented focus, ensuring systems are both robust and efficient. Continuous learner, keen to stay updated with rapid technological evolutions in the HPC and Kubernetes domains. Pre‑employment Screening Pre‑employment screening, including background check and substance testing may be required according to company policies. Job Responsibilities Lead the deployment and maintenance of HPC clusters, ensuring they operate effectively and maximise availability. Integrate and manage HPC software components such as Kubernetes, Slurm, cluster management software, and any infrastructure required to operate the HPC environment. Stay abreast of advancements in HPC, Kubernetes, and associated technologies, bringing innovations into our operations and product options. Collaborate with technical teams to establish and implement best practices for system maintenance and optimisation. Draft comprehensive documentation, including system designs, operational procedures, and best practice guidelines. Facilitate the selection and integration of relevant management tools to monitor, troubleshoot, and enhance HPC operations. Provide technical leadership and training to other team members, fostering an environment of continuous learning and improvement. Job Benefits At IREN, we offer a highly competitive compensation package that includes base salary, annual performance incentives, and opportunities to build long‑term wealth through equity programs. These offerings are part of our broader total rewards package, thoughtfully designed to support your health, well‑being, and long‑term success. Compensation Total compensation package may be inclusive of annual incentive bonus, equity (long‑term incentive). Relocation or living‑out‑allowance / per diem (as applicable and based on successful candidate circumstances). Health & Wellness 100% company paid health insurance premiums (medical, dental, and vision) for employees, 75% company paid coverage for dependents. Company‑paid short‑term and long‑term disability insurance. Voluntary life, critical illness, and accident coverage available. Health Savings Accounts (HSA) – when combined with the High Deductible Health Plan. Employee Assistance Program and wellness resources. Retirement & Financial Wealth 401(k) retirement plan with company match. Access to financial planning and legal services. Time Off & Leave Programs Paid Time Off (PTO) and paid holidays. Growth & Development Internal skills training and advancement pathways. Professional development to support certifications, continuing education, or role‑related training. Community & Culture Company events and team‑building activities. We value diverse perspectives and believe that skills can be developed. If you’re passionate about this role, we want to hear from you – whether you meet every criteria or not. Your unique experiences might be exactly what we need! IE US Operations Inc., the employing entity and proud member of the IREN group is an equal opportunity employer that is committed to creating an inclusive workplace. We are committed to evaluating qualified applicants and do not discriminate against protected characteristics under applicable legislation. IE US Operations, Inc. “IREN” participates in E‑Verify and will provide the federal government with your FormI‑9 information to confirm that you are authorized to work in the United States. 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