Senior Service Engineer (m/f/d)

NACOS Marine; Sæby; On-site; DKK 600,000 - 800,000; Full time

Job summary

NACOS Marine in Denmark seeks a Senior Service Engineer (Automation) to program, commission and support IAS/IAMCS and SCADA on vessels, including cruise ships and large commercial ships. You’ll work with owners, yards and internal teams on newbuilds, refits, upgrades and warranty work.

You will travel internationally and perform onboard assignments, combining hands-on engineering with strong customer interaction to ensure safe, reliable automation solutions across cycles and handovers.

Qualifications

• Bachelor’s degree in Automation, Electrical Engineering, or related field.
• Hands-on experience with industrial automation, SCADA, PLC programming (IEC 61131-3).
• Strong troubleshooting across software, electronics, and networks.
• Experience with marine/industrial communication protocols (Modbus, NMEA, OPC, Profibus).
• Willingness to travel and work onboard vessels; Danish and English fluency.
• Ability to obtain NATO clearance and a valid driver’s license.

Responsibilities

• Perform commissioning, service, refits, and upgrades of marine automation and SCADA systems.
• Support FAT, HAT, and Sea Trials, including onboard commissioning activities.
• Diagnose and resolve complex software and hardware issues during service execution.
• Develop, modify, and standardize PLC/SCADA software both in-house and onboard vessels.
• Handle warranty cases for newbuild and retrofit projects, including remote and onsite support.
• Prepare and maintain technical documentation such as functional descriptions, drawings, and interface documentation.
• Support class compliance activities and system handover to shipowners, shipyards, and classification societies.
• Communicate professionally with customers and stakeholders during project execution.

Skills

Automation

SCADA systems

PLC programming

Troubleshooting

Marine protocols

Travel ready

Danish language

English language

Onboard experience

Education

Bachelor’s degree in Automation

Tools

C++/C#

IEC 61131-3

Job description

NACOS Marine is a globally integrated group of companies at the forefront of maritime automation, navigation, and control systems. Building on decades of expertise and a heritage of trusted solutions, NACOS Marine continues to pioneer technologies that set the standard for safer, smarter, and more efficient ship operations worldwide.

Within our Customer Delivery organization, we focus on delivering, commissioning, and supporting automation systems that keep vessels operating safely and efficiently throughout their lifecycle.

Role Overview

We are now looking for a Senior Service Engineer (m/f/d) Automation to join our team in Sæby/Frederikshavn. In this role, you will be responsible for programming, commissioning, and supporting Integrated Alarm & Control Systems (IAS/IAMCS) and SCADA solutions for vessels, primarily cruise ships and large commercial vessels.

You will work closely with shipowners, shipyards, and internal engineering teams, delivering high-quality automation solutions across newbuilds, refits, upgrades, and warranty activities. The role combines hands-on technical work with strong customer interaction and requires international travel and onboard assignments.

Key Responsibilities

• Perform commissioning, service, refits, and upgrades of marine automation and SCADA systems
• Support FAT, HAT, and Sea Trials, including onboard commissioning activities
• Diagnose and resolve complex software and hardware issues during service execution
• Develop, modify, and standardize PLC/SCADA software both in-house and onboard vessels
• Handle warranty cases for newbuild and retrofit projects, including remote and onsite support
• Prepare and maintain technical documentation such as functional descriptions, drawings, and interface documentation
• Support class compliance activities and system handover to shipowners, shipyards, and classification societies
• Communicate professionally with customers and stakeholders during project execution

Key Requirements

• Bachelor’s degree or equivalent experience in Automation, Electrical Engineering, or a related technical field
• Solid hands-on experience with industrial automation, SCADA systems, and PLC programming (IEC 61131-3: ST, LD, FBD, etc.)
• Strong troubleshooting skills across automation software, electronics, and industrial networks
• Experience with common marine and industrial communication protocols (e.g. Modbus, NMEA, OPC, Profibus)
• Comfortable working onboard vessels and traveling internationally for service and commissioning activities
• Fluent in Danish and English, both written and spoken
• Ability to obtain NATO and national security clearance in accordance with authority regulations
• Valid driver’s license

Additional Knowledge (Advantageous)

• Experience with Power Management Systems (PMS), propulsion control, and alarm & monitoring systems
• Familiarity with classification society requirements and approval documentation
• Knowledge of object-oriented programming (e.g. C++ / C#) for tools, utilities, or integrations

Why choose us and why we’d choose you

At NACOS Marine, we empower our people to take ownership and responsibility for their work. You will be part of a collaborative, international environment where safety, quality, and reliability are at the core of everything we do.

You will work end-to-end with advanced automation systems, from programming and integration to sea trials and handover, while continuously developing your skills alongside experienced colleagues who share a passion for maritime technology and innovation.