Join Our Dynamic Team at N-Sea!
Are you an experienced offshore professional ready to take the next step into a leadership role? Do you have a strong background in cable installation and subsea construction?
N-Sea is looking for a Deputy Offshore Construction Manager (DOCM) to support and assist in leading offshore construction campaigns.
As the Deputy OCM, you will act as the second-in-command offshore, supporting the Offshore Construction Manager in delivering safe, efficient, and high-quality cable installation operations. You’ll play a key role in coordinating offshore teams, ensuring operational continuity, and maintaining the highest safety and quality standards.
If you are hands-on, safety-driven, and ready to step into a leadership position offshore, we would love to hear from you.
Your Responsibilities
* Support the OCM in managing offshore cable installation activities, including cable lay, burial, pull-ins, jointing, and testing
* Supervise deck operations, cable handling, and installation spread setup
* Monitor execution against procedures, method statements, and engineering specifications
* Act as deputy to the OCM, taking command in their absence
* Coordinate between vessel crew, engineers, subcontractors, and survey/ROV teams
* Promote and enforce a strong QHSE culture, including toolbox talks and permit-to-work systems
* Ensure compliance with IMCA guidelines, LOLER, and project HSE requirements
* Support offshore client communication, reporting progress, variations, and issues
* Contribute to daily reporting, installation logs, and as-built documentation
* Provide technical support on cable handling, burial tools, and pull-in systems
* Participate in emergency drills and ensure operational readiness
Your Profile
* Bachelor’s degree in Offshore Engineering, Mechanical Engineering, Marine Technology, or equivalent
* Or HND / vocational qualification with relevant offshore experience
* 3–6+ years of experience in offshore cable installation or subsea construction
* Experience in roles such as Cable Installation Supervisor, Shift Supervisor, Deck Foreman, or Senior Project Technician
* Strong knowledge of subsea power cable handling and burial techniques
* Familiar with IMCA guidelines (e.g., M 252, SEL 019)
* Experience with renewables and knowledge of GWO and G+ standards is a plus
* Strong leadership and coordination skills
* Fluent in English (written and spoken)
* Able to work under pressure in a dynamic offshore environment
What We Offer
* Competitive salary and benefits package
* Opportunities for career progression into senior offshore leadership roles
* A dynamic and international offshore working environment
* Involvement in innovative subsea and renewable energy projects
* A collaborative culture focused on safety, quality, and continuous improvement
About N-Sea
N-Sea is an integrated subsea solutions provider specializing in Survey, IRM & Construction, Subsea Cable Repair & Installation, and UXO Identification & Disposal. We deliver end-to-end solutions for subsea infrastructure in the international oil & gas and renewable energy sectors, with a strong focus on safety, sustainability, and operational excellence.
Interested?
Ready to take the next step in your offshore career?
Send your CV to