# Operational Technology Engineer

**Company:** [xAI](https://hotfix.jobs/companies/xai)
**Location:** Memphis, TN, Southaven, MS
**Role:** DevOps / SRE
**Experience:** 5+ years
**Skills:** ot infrastructure, bms, epms, scada, plc, juniper networks, juniper ex/qfx, vrf, bacnet, modbus, opc ua, mqtt, ethernet/ip, virtualization, SQL
**Posted:** 2026-08-05

> Designs, commissions, and sustains resilient operational technology infrastructure for hyperscale data centers and power facilities, spanning industrial control networks, facility systems, virtualization, and cybersecurity. Requires a technical bachelor’s degree or equivalent experience and at least five years in mission-critical controls or OT environments.

## Job Description

## Responsibilities

- Own end-to-end OT critical infrastructure design, programming, configuration, commissioning, sustainment, and ongoing optimization.
- Deliver high-availability OT infrastructure for hyperscale cooling and power control systems, including data center facility networks (MDFs/IDFs), industrial control networks, and server rooms with switches, hosts, and virtualization.
- Provide on-call network infrastructure support for BMS, EPMS, SCADA, PLC, and related systems, including connectivity, addressing, protocol transport, and troubleshooting across Layers 1–4.
- Design and sustain Juniper fiber and copper networks in OT and facility environments, including EX/QFX series, segmentation, VRFs, and integration with industrial control networks.
- Design, implement, and secure OT networks and communications while driving robust segmentation, monitoring, and cybersecurity practices.
- Coordinate with mechanical, electrical, structural, facilities operations, IT/OT networking, and construction teams to integrate control systems with campus infrastructure.
- Perform advanced troubleshooting, root-cause analysis, and continuous improvement of OT systems to maximize availability and operational resilience.
- Respond to field issues, design reviews, RFIs, and operational needs while maintaining documentation, change control, and design intent.
- Identify and implement solutions in industrial automation, advanced monitoring, predictive analytics readiness, and standardized control architectures.
- Mentor junior engineers and technicians and improve OT design, programming, and mission-critical facilities standards.

## Requirements

- Bachelor’s degree in Controls Engineering, Automation Engineering, Electrical Engineering, Mechatronics, Computer Engineering, or a related technical field, or equivalent practical experience.
- 5+ years of hands-on experience as a Controls, OT, or Automation Engineer in data centers, semiconductor fabs, power plants, heavy industrial environments, or other mission-critical facilities.
- Experience designing, implementing, and sustaining OT infrastructure for BMS, EPMS, SCADA, and related control systems.
- Systems administration experience with virtualization platforms, Juniper networks, and SQL databases.
- Experience hardening and monitoring OT servers, including RAID, UPS-backed systems, and isolated management planes.
- Experience with industrial communication protocols and OT network design and segmentation.
- Familiarity with OT cybersecurity principles, secure remote access, VLANs, VRFs, firewalls, jump hosts, and monitoring.
- Experience supporting commissioning of major mechanical and electrical systems in data centers or industrial plants.
- Proven cross-functional collaboration skills with mechanical, electrical, facilities operations, construction, and networking teams.
- Willingness to travel to project sites and work extended hours or non-standard shifts when needed to support critical operations and deployments.

## Nice-to-haves

- Juniper EX/QFX experience.
- Ignition SCADA or Siemens TIA Portal programming experience.
- Experience with predictive analytics readiness and standardized control architectures.

## Compensation and Benefits

- No compensation information was provided in the posting.

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