TOS L3 Senior Engineer

Role Summary :

APM Terminals is looking for a Senior TOS L3 Engineer to strengthen our global support capability for mission-critical Navis N4 and XPS platforms.

This role combines advanced technical expertise with a proactive focus on standardization documentation and knowledge transfer driving excellence across all terminals and L3 engineers worldwide.

You will be responsible for handling the most complex technical issues developing and documenting horizontal solutions applicable to multiple terminals and contributing to the continuous improvement and modernization of our global TOS landscape.

The position also plays a key role in creating guides conducting training and promoting best practices across the support community.

Key Responsibilities :

Provide expert-level L3 support for Navis N4 and XPS ensuring system reliability availability and performance.

Investigate diagnose and resolve complex incidents and problems across applications integrations databases and infrastructure.

Perform root cause analysis (RCA) and implement permanent fixes ensuring lessons learned are shared across the organization.

Design document and standardize horizontal solutions impacting multiple terminals ensuring consistency and efficiency across global operations.

Create and maintain technical documentation procedures and knowledge base articles contributing to the standardization of TOS support.

Develop training materials playbooks and technical guides and deliver sessions to upskill the global L2 / L3 teams.

Lead by example in promoting best practices process discipline and operational excellence.

Support system upgrades migrations and DR / HA testing coordinating with terminals vendors and global teams.

Collaborate with Engineering Infrastructure and Cybersecurity teams to enhance observability automation and resilience.

Participate in implementation and improvement projects contributing both technical depth and cross-team perspective.

What Were Looking For :

Must-Have (Required Qualifications) :

Proven hands-on experience with Navis N4 and / or XPS (functional and technical).

Advanced troubleshooting skills in application database and integration layers.

Solid knowledge of infrastructure networking and database administration

Experience in scripting or development.

Strong understanding of Linux system administration.

Excellent communication skills with the ability to make clear presentations and technical explanations.

Demonstrated ability to work collaboratively within a distributed global team.

Experience with ITSM / ITIL processes (Incident Problem Change Request).

Nice-to-Have (Preferred Qualifications) :

Experience with monitoring and observability tools.

Exposure to cybersecurity frameworks and compliance controls.

Background in terminal operations or TOS implementation projects.

Strong interest in automation and continuous improvement initiatives.

Key Attributes :

Technically rigorous and methodical in troubleshooting and documentation.

Proactive in identifying and solving recurring or cross-terminal issues.

Clear and structured communicator; capable of producing high-quality documentation and training content.

Collaborative mindset and commitment to team learning and continuous improvement.

Strong sense of ownership accountability and curiosity for new technologies.

Maersk is committed to a diverse and inclusive workplace and we embrace different styles of thinking. Maersk is an equal opportunities employer and welcomes applicants without regard to race colour gender sex age religion creed national origin ancestry citizenship marital status sexual orientation physical or mental disability medical condition pregnancy or parental leave veteran status gender identity genetic information or any other characteristic protected by applicable law. We will consider qualified applicants with criminal histories in a manner consistent with all legal requirements.

We are happy to support your need for any adjustments during the application and hiring process. If you need special assistance or an accommodation to use our website apply for a position or to perform a job please contact us by emailing .

Required Experience :

Senior IC

Key Skills

APIs,C / C++,Computer Graphics,Go,React,Redux,Node.js,AWS,Library Services,Assembly,GraphQL,High Voltage

Employment Type : Full-Time

Experience : years

Vacancy : 1