HPC Network Engineer

Argonne is a multidisciplinary science and engineering research facility, where world-class researchers work alongside experts from industry, academia, and other government laboratories to address vital national challenges in technology and national security. As a member of the Argonne Leadership Computing Facility (ALCF) High Performance Computing (HPC) team, you will directly work with first-class supercomputers and emergent technologies alongside scientific staff and research colleagues within the division.

The selected individual will assist with the design, development, and advancement of the networking in the HPC environment of the ALCF. This position will focus on the implementation and operations of networking designs within the larger HPC ecosystem at the facility site.

Work Expectations

• Under supervision, perform routine configuration of VLANs, interface speeds, and Link Aggregation Groups using the CLI
• Assist in the racking, stacking, initial provisioning, and replacement of networking hardware
• Responsible for the installation and labeling of networks using DAC, AOC, and fiber optics
• Utilize monitoring tools to identify port errors, packet loss, or flapping links
• Utilize the IB UFM or other tooling to verify fabric health and health-check HCAs
• Use of configuration management workflows to track changes
• Maintain accurate network documentation
• This position qualifies as "Hybrid Remote Work - Occasionally Onsite" which applies to employees scheduled for some onsite and some remote days, with employees typically working more than 60% of their time remotely

• Strong knowledge of and experience with Ethernet based networks, designs, protocols, and services
• Knowledge of media types such as Cat6a, SMF, MMF (OM4/OM5), transceiver types, and link negotiation
• Knowledge of the Data Link Layer, especially MAC/CAM tables, 802.1Q tagging, ARP, and access lists
• Knowledge of LACP/LAGs, MLAGs, STP, and path MTU
• Knowledge of network-based services like DHCP
• Experience with InfiniBand fabrics, Subnet Managers, and the use of the UFM
• Familiarity with SAN and PFS storage concepts and design
• Familiarity with version control systems for managing configurations
• Problem-solving skills for troubleshooting issues
• Experience working in collaborative teams, including refining user requirements and supporting researchers in scientific computing settings
• Ability to model Argonne's core values of impact, safety, respect, integrity, and teamwork
• To perform the essential functions of this position successful applicants must provide proof of U.S. citizenship, which is required to comply with federal regulations and contract

This position can be hired at one of two levels; the selected candidate will be placed at the appropriate level (PT2 or PT3) dependent upon the depth and breadth of relevant knowledge and skills. The minimum requirements for the two levels are as follows:

• PT2: Bachelors and 2+ years of experience, or equivalent. The expected hiring range for this position is $69,750 – 108,810
• PT3: Bachelors and 4+ years of experience, Masters and 2+ years, or equivalent. The expected hiring range for this position is $86,299 – 134,626

Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such as, but not limited to, the scope and responsibilities of the position, the qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. Additionally, comprehensive benefits are part of the total rewards package.

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As an equal employment opportunity employer, and in accordance with our core values of impact, safety, respect, integrity and teamwork, Argonne National Laboratory is committed to a safe and welcoming workplace that fosters collaborative scientific discovery and innovation. Argonne encourages everyone to apply for employment. Argonne is committed to nondiscrimination and considers all qualified applicants for employment without regard to any characteristic protected by law.