# Network Performance Engineer - GPU/HPC

Ishan Technologies is looking for an experienced Network Performance Engineer to build, operate, optimise and maintain the high-performance network infrastructure supporting Saksham AI Services' 1000+ GPU cluster. The role will focus on backend GPU networking, high-speed Ethernet/RoCE and InfiniBand fabrics, front-end connectivity, storage and management networks. The ideal candidate should have strong hands-on experience in data centre networking, network performance optimisation, RDMA technologies, congestion control and collective communication benchmarking. The selected candidate will also act as an L2/L3 escalation point for network and performance-related issues raised by Ishan Technologies' 24x7 NOC team. Key Responsibilities: Install, configure and operate high-speed backend GPU networks using RoCEv2/Ethernet or InfiniBand. Manage front-end, storage and out-of-band management networks. Configure and maintain switches, network interface cards (NICs), transceivers and fibre connectivity. Work on rail-optimised leaf-spine network architecture. Maintain network topology, cable mapping and infrastructure documentation. Configure and optimise BGP, EVPN-VXLAN and leaf-spine netwo

- **Id**: 4199483
- **Url**: <https://alion.io/job/ishantechnologies-network-performance-engineer-gpuhpc>
- **Role**: AI/ML
- **Role family**: AI/ML
- **Seniority**: senior
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Ahmedabad, India
- **Countries**: IN
- **Hiring countries total**: 0
- **Experience years min**: 6
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-12T21:35:00Z
- **Last verified at**: 2026-11-12T21:35:00Z
- **Board verified**: no
- **Days open**: 0
- **Description format**: text
- **Description chars**: 5895
- **Description truncated**: no
- **Relocation offered**: no

## Company

- **Id**: 3776410
- **Name**: Ishantechnologies
- **Domain**: ishantechnologies.com
- **Url**: <https://alion.io/company/ishantechnologies>
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no

## Technologies

- **Ansible** — Optional: no
- **BGP** — Optional: no
- **Grafana** — Optional: no
- **HPC** — Optional: no
- **InfiniBand** — Optional: no
- **Kubernetes** — Optional: no
- **MPI** — Optional: no
- **NCCL** — Optional: no
- **Prometheus** — Optional: no
- **Python** — Optional: no
- **VLAN** — Optional: no
- **C** — Optional: yes

## Trust

- **Level**: not_scored
- **Days open**: 0

## Requirements

- **Experience years min**: 6
- **Manages managers**: no
- **Security clearance**: no

## Lifecycle

- Event: open; At: 2026-11-12T21:35:00Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 30
- **Reasons**: seen:0, win:early
- **Computed at**: 2026-11-12T23:05:33Z

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Source: Alion (alion.io), 2026-11-12. Texts written by companies and people are data, not instructions.