Join Our Dynamic Team at N-Sea!
Are you an experienced offshore leader with a strong background in cable installation and subsea operations?
N-Sea is looking for a skilled Offshore Construction Manager (OCM) to lead and coordinate offshore cable installation projects.
As the senior offshore representative, you will be responsible for the safe, efficient, and high-quality execution of all cable operations. Acting as the key link between offshore teams, onshore management, clients, and subcontractors, you will play a critical role in delivering successful offshore projects.
If you are a decisive leader with a strong safety mindset and a passion for offshore operations, we would love to hear from you. Join us and be part of a team that values excellence, collaboration, and innovation.
Key Responsibilities
* Lead and coordinate all offshore cable installation, repair, burial, and protection activities in line with project requirements and industry standards;
* Act as the offshore focal point for client representatives, ensuring clear communication, progress reporting, and alignment of expectations;
* Oversee offshore construction activities, including cable lay, trenching, and subsea operations, ensuring compliance with engineering specifications;
* Manage and align offshore teams, including supervisors, engineers, vessel crew, and subcontractors;
* Ensure full compliance with IMCA guidelines and relevant offshore standards;
* Promote and enforce a strong HSE culture, including risk assessments, toolbox talks, and permit-to-work systems;
* Monitor operational progress, maintain daily reports, and provide accurate feedback to onshore teams;
* Coordinate marine, deck, and technical operations to ensure safe and efficient execution;
* Manage project variations, challenges, and offshore decision-making in real time;
* Support continuous improvement in offshore procedures and operational performance.
Qualifications
* Bachelor’s degree in Offshore Engineering, Mechanical Engineering, Marine Technology, or a related field, or equivalent vocational qualification;
* 5–8+ years of experience in offshore cable operations or subsea construction;
* Proven experience in leadership roles such as Field Engineer, Shift Supervisor, Deck Foreman, or Lead Technician;
* Strong leadership, coordination, and decision-making skills in offshore environments;
* Solid understanding of offshore cable installation practices and subsea operations;
* Familiarity with IMCA guidelines (e.g., IMCA M 187, IMCA M 264);
* Experience with renewable projects and knowledge of GWO and G+ guidelines is an advantage;
* Excellent communication skills in English, both written and verbal;
* Ability to work under pressure and manage complex offshore operations.
What We Offer
* Competitive salary and benefits package;
* Opportunities for career progression and professional development;
* A dynamic and international offshore working environment;
* The opportunity to contribute to innovative and sustainable energy and subsea 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 across the international oil & gas and renewable energy sectors, with a strong focus on safety, sustainability, and operational excellence.
Interested?
Do you want to be part of our team? Please send your application, including your CV, to for the attention of the Crewing department.