Maritime Offshore Manager Jobs (NOW HIRING)

Are you looking for an opportunity with plenty of growth potential? Do you enjoy working in an exciting, fast-paced, collaborative environment? Are you interested in working with the world’s most innovative companies to create a more connected world? 

Connecting Continents. Impacting Communities. 

The backbone of the Internet is a series of high-tech subsea fiber optic cables deployed throughout the globe - SubCom has deployed over 50% of them. Our employees ensure data communications networks are engineered, manufactured, deployed to the highest standards, enabling faster and more reliable connectivity to communities worldwide. Every member of the SubCom team plays a role in an end-to-end process that is critical to enterprises, governments, big cities, and rural towns. 

We encourage, expect, and value creativity, thoughtful risk taking, openness to change, and diverse perspectives. Whether you’re a seasoned applicant seeking a new and exciting challenge, or you’re new to the workforce and looking for a flexible, rewarding, and fast-paced position with an innovative and stable organization (since 1953), SubCom has opportunities to advance your career. 

Position Overview 

We are seeking a highly skilled and detail-oriented Maritime Operational Technology Lead to manage, support, and enhance our OT network infrastructure across a maritime fleet. This role ensures OT systems remain reliable, secure, and compliant with international maritime regulations, including applicable IMO cybersecurity guidelines. The ideal candidate brings strong project management capabilities, a background in cybersecurity, and experience working with maritime or vessel-based OT systems.  

Responsibilities 

• Manage, support, and optimize OT network systems, including switches, firewalls, PLCs, SCADA systems, and industrial controllers onboard vessels or maritime facilities.
• Plan and execute OT network upgrades, migrations, and expansion projects with minimal operational impact.
• Ensure OT cybersecurity practices align with maritime regulatory frameworks such as current IMO Resolutions, IACS guidelines, applicable flag-state requirements, and industry best practices.
• Lead cross-functional technical projects and maintain project schedules, scope, and deliverables.
• Troubleshoot OT network issues, conduct root-cause analyses, and maintain system reliability and operational readiness.
• Audit maintenance and calibration records to ensure accuracy, compliance, and adherence to maritime safety and operational requirements.
• Maintain thorough documentation, including network diagrams, asset inventories, cybersecurity procedures, and compliance records.
• Collaborate with IT, Engineering, Vessel Operations, and Safety departments to ensure secure and efficient IT/OT integration.
• Monitor system performance, identify areas for improvement, and proactively mitigate operational and cybersecurity risks.

Qualifications 

• 3–5+ years of experience supporting or managing OT networks, ideally in maritime, offshore, or industrial environments.
• Solid understanding of maritime systems, industrial communication protocols, and ICS components (SCADA, PLCs, HMIs).
• Strong project management skills with experience leading technical or cross-functional initiatives.
• Cybersecurity background with familiarity or hands-on experience implementing IMO cyber risk management guidelines. Excellent attention to detail with strong documentation and organizational skills.
• Strong analytical and troubleshooting abilities.
• Candidate must be able to obtain and maintain a valid Security Clearance.
• Maritime certifications: STCW, Seamans Record Book, TWIC, Passport.
• Relevant certifications: CISSP, GICSP, PMP, CCNA/CCNP, MXCP or other related maritime-specific credentials.
• Experience with class society requirements (ABS, DNV, Lloyd’s Register) related to cybersecurity or OT systems.
• Familiarity with the ISM Code, IACS UR E26/E27, and other maritime governance frameworks.

NOTE: This job description is not intended to be all-inclusive. Employee may perform other related duties as negotiated to meet the ongoing needs of the organization. 

Candidates for positions with SubCom must be legally authorized to work in the United States. Employment eligibility verification will be required at the time of hire. Visa sponsorship is not available for this position. 

Our selection procedure is based on local, state and federal law.

Please be sure to attach a resume to your application. We are not able to consider applications without a resume. 

BENEFITS 

SubCom offers a comprehensive benefits package, including but not limited to: competitive salaries, medical, dental, vision, life and disability insurance coverages, FSA, HSA, generous vacation, paid sick leave, paid parental leave, paid holidays, tuition reimbursement, adoption assistance, and a 401(k) plan with generous company match. Additionally, some positions may be eligible for shift differential. 

AFFIRMATIVE ACTION/EQUAL EMPLOYER OPPORTUNITY 

SubCom is committed to providing a work environment that prohibits discrimination based on age, color, disability, ethnicity, marital status, national origin, race, religion, gender, gender identity, sexual orientation, protected veteran status, disability or any other characteristics protected by applicable law or regulation. 

SubCom engineers, manufactures, and installs subsea fiber optic data cables - the unsung heroes of global communication. With an unrelenting focus on quality, reliability, and value, SubCom offers flexible end-to-end building blocks for the high-tech networks that are the backbone of the world's digital infrastructure. While the company's origins date back to the mid-19th century, SubCom has deployed enough cable to circle the equator more than 25 times since its entry into the communications industry in 1955.

SUBCOM’S CORE VALUES 

Quality   -   Accountability   -   Teamwork   -   Innovation