Senior OT & Automation Consultant — Life Sciences

Nnit A/S; Dublin; Hybrid; EUR 90,000 - 140,000; Full time

Benefits offered by this job

Dynamic workplace

Social activities

Team events

Work-life balance

Job summary

NNIT is seeking an experienced Senior Automation / OT Consultant to support leading Life Sciences clients across Ireland and Europe. This client-facing consultancy role takes ownership of technical solutions, leads delivery on complex automation projects, and acts as a trusted advisor in modern industrial systems.

You will shape high-value solutions across digitalisation initiatives, mentor engineers, and promote best practices while navigating GxP, validation, and data integrity requirements.

Qualifications

• Strong controls background across PLC, HMI/ SCADA and middleware systems.
• Proven experience developing and deploying OT solutions across platforms (Rockwell, Siemens, Ignition, Aveva).
• Deep understanding of industrial protocols (OPC DA/UA) and system integration.
• Experience with modern OT/IT technologies such as MQTT and Kafka (desirable).
• Experience integrating with MES systems and manufacturing processes.

Responsibilities

• Lead the design, development, and deployment of SCADA, Batch, OEE, and Historian systems.
• Define and implement architectures, ideally leveraging the Ignition platform.
• Act as a technical lead on client engagements, ensuring high-quality delivery and alignment with requirements.
• Drive integration of automation systems across Level 2 / MES / enterprise systems.
• Collaborate with clients to translate business needs into scalable technical solutions.
• Contribute to commercial aspects of projects, estimation, RFI/RFP development.
• Mentor and support junior engineers, promoting technical excellence and reusable standards.
• Ensure compliance with GxP, validation (CSV), and data integrity requirements.

Skills

Controls background

OT solutions

Industrial protocols

MQTT

Kafka

MES integration

Python scripting

C# / .NET / Java

Tools

Rockwell

Siemens

Ignition

Aveva

Job description

NNIT is seeking an experienced Senior Automation / OT Consultant to support leading Life Sciences clients across Ireland and Europe. This client-facing consultancy role takes ownership of technical solutions, leads delivery on complex automation projects, and acts as a trusted advisor in modern industrial systems.

You will shape high-value solutions across digitalisation initiatives, mentor engineers, and promote best practices while navigating GxP, validation, and data integrity requirements.