Remote- Systems Engineering -

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External Role Description Role Family OT Field Engineering / Site Implementation Support

Primary Focus Site readiness, hands‑on field support, infrastructure coordination, troubleshooting, documentation, and support transition

Seniority Field Engineer / Senior Field Engineer

Role Positioning Multi-disciplinary site-facing technical resource supporting industrial technology deployments

Practice Description Industrial and operational technology programs require field resources who can work effectively across site operations, infrastructure, engineering, networking, cybersecurity, vendors, and remote support teams.

The Onsite Field Support Engineer – OT role supports site implementation activities by helping translate approved technical plans into deployed, validated, documented, and supportable site environments.

Job Summary We are seeking a hands‑on and technically adaptable Onsite Field Support Engineer – OT to support site readiness, infrastructure coordination, asset onboarding, implementation validation, troubleshooting, documentation, and support transition activities in operational technology environments.

The ideal candidate has broad technical capability across infrastructure, networking, endpoint/device support, and practical OT environments. The role requires strong problem‑solving skills, field execution discipline, and the ability to coordinate effectively with site personnel, engineering teams, vendors, and remote support organizations.

This is a versatile field role that combines infrastructure support, network troubleshooting, site coordination, asset onboarding, documentation, and practical OT awareness. Key Responsibilities Site Implementation Support Support site onboarding, implementation readiness, and deployment activities for OT and industrial environments.

Assist with site surveys, readiness checks, deployment logistics, and implementation preparation.

Coordinate local field activities with project teams, engineering resources, site personnel, vendors, and support teams.

Identify access issues, site constraints, environmental limitations, and technical dependencies that may affect implementation.

Network and Infrastructure Support Assist with installation, validation, and troubleshooting of network and security infrastructure.

Support connectivity checks, cabling coordination, device placement, switchport identification, VLAN/IP information gathering, and basic network troubleshooting.

Validate communication paths between OT assets, site infrastructure, monitoring platforms, and approved network/security services.

Coordinate with specialized engineering teams when configuration, architecture, or advanced troubleshooting support is required.

OT Asset Onboarding and Inventory Support Assist with identification, validation, and documentation of OT assets and supporting infrastructure.

Support asset inventory reconciliation, ownership validation, and documentation updates.

Assist with onboarding assets into approved monitoring, visibility, or support platforms where applicable.

Validate asset connectivity and basic operational readiness after implementation activities.

Testing, Readiness, and Troubleshooting Support implementation testing, connectivity validation, readiness reviews, and defect tracking.

Provide hands‑on troubleshooting for connectivity, endpoint, OT asset, infrastructure, and deployment‑related issues.

Perform initial triage and coordinate escalation to engineering, architecture, vendor, or operations teams as needed.

Support post‑implementation stabilization and early‑life support activities where required.

Documentation and Support Transition Maintain site implementation notes, deployment records, asset information, and support transition documentation.

Assist with updates to site diagrams, connectivity records, inventory data, and support artifacts.

Support knowledge transfer between implementation teams and steady‑state support teams.

Ensure information required by operations teams is accurate, complete, and accessible.

Qualifications Bachelor's degree in Information Technology, Engineering, Cybersecurity, Computer Science, or equivalent technical experience preferred.

5+ years of experience in field support, infrastructure support, networking, cybersecurity, industrial technology, or implementation roles.

Experience supporting site-based technology deployments, infrastructure implementation, or operational readiness activities.

Working knowledge of networking fundamentals, IP addressing, VLANs, routing/switching concepts, and connectivity troubleshooting.

Ability to work in manufacturing, laboratory, industrial, or operational environments where safety, production continuity, and site coordination are important.

Ability to travel and support onsite implementation activities as required.

Preferred Qualifications Experience supporting OT, industrial, manufacturing, laboratory, or critical infrastructure environments.

Familiarity with IC S, OT asset types, industrial networks, or plant‑floor connectivity.

Experience with switches, firewalls, monitoring tools, endpoint connectivity, or infrastructure deployment activities.

Experience supporting asset discovery, inventory validation, monitoring platform onboarding, or site documentation activities.

Relevant certifications such as CompTIA Network+, Security+, CCNA, Microsoft, ITIL, or comparable infrastructure/security certifications.

Technical Skills Infrastructure & Networking OT / Site Support Operations & Handoff Networking fundamentals

OT asset identification

Implementation validation

Site readiness support

Asset inventory support

Industrial site coordination

Issue tracking and escalation SHORT STAFFING PROFILE VERSION Onsite Field Support Engineer – OT: Provides hands‑on site support for OT implementation, asset onboarding, infrastructure coordination, connectivity validation, troubleshooting, documentation, operational readiness, and support transition activities. Serves as a site-facing technical resource who helps bridge central engineering plans with site-level execution realities. Requires broad infrastructure and troubleshooting capability with practical OT or industrial environment awareness.

We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options.

Our expectation is for most people in external, client serving roles to work together in person 40-60% of the time over the course of an engagement, project or year.

Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well‑being.

EY | Building a better working world EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.

EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity/expression, pregnancy, genetic information, national origin, protected veteran status, disability status, or any other legally protected basis, including arrest and conviction records, in accordance with applicable law.

EY is committed to providing reasonable accommodation to qualified individuals with disabilities including veterans with disabilities. If you have a disability and either need assistance applying online or need to request an accommodation during any part of the application process, please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then select Option 1 for candidate queries and finally select Option 2 for candidates with an inquiry which will route you to EY’s Talent Shared Services Team (TSS) or email the TSS at ssc.