About Triaina (a Signal Venture):

Maritime transport, representing over 80% of global trade volume, faces substantial operational and financial risks. 

At Triaina, we develop advanced predictive models, leveraging proprietary data to empower bulk-shipping stakeholders with superior decision-making and trading performance.

Signal Ventures, the investment arm of Signal, is a specialized venture capital firm focused on supporting early-stage technology startups and entrepreneurs in the shipping, logistics, mobility, and commodities sectors. With a track record of over 15 investments, 3 incubation projects, and successful exits for notable companies like OilX and nuTonomy, Signal Ventures is at the forefront of the industry.

About the role: 

As a Quantitative Researcher, you’ll drive the full predictive-modeling pipeline – from data acquisition and feature engineering through model training, live deployment and risk management. You’ll shape our quantitative trading infrastructure, developing advanced models for shipping derivatives to support high-stakes decisions with immediate real-world impact.

The ideal candidate combines deep expertise in modeling time-varying stochastic processes and decision-making under uncertainty with an entrepreneurial mindset.

We welcome experienced candidates ready to lead research initiatives, mentor peers, and drive the discovery of new alpha-generating strategies.

At OB Streem, we are pioneers in logistics. We are embarking on a bold new direction, expanding our capabilities to become the leading end-to-end logistics service provider that delivers intelligent solutions for customers around the world.

We grew bolder, bigger and better, enriched by our legacy companies, Orphee Beinoglou, internationally known as ORBIT (Orphee Beinoglou International Transports) and Makios Logistics. From the former, we inherit a tradition that spans a century, having set the highest standards in freight forwarding, moving and logistics services across the Balkans and the Eastern Mediterranean. From the latter, we pick the dynamics of a 90-year enterprise that grew into a flexible handler of diverse logistics needs, with one of the largest truck fleets in the region.

We are seeking  highly motivated IT Reporting Senior Manager to join our team in Marousi.

As an IT Reporting Senior Manager, you will act as a strategic bridge between Operations and IT, responsible for collecting, analyzing, and transforming operational data into meaningful reports and dashboards. You will collaborate across functions, mentor reporting analysts, and ensure our business intelligence tools deliver accurate, timely insights aligned with company objectives.

About Signal Ocean:

Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, helps shipping and commodities professionals navigate their complex decision making. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that support our clients in achieving performance and efficiency. By securely handling and combining private and public shipping data flows, and applying advanced analytics, insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities that are leveraged in the solutions that we offer or can be directly embedded in our client’s system topologies.

About the role: 

We are looking for a Software Development Lead to take ownership of one of our product teams within the Signal Ocean SaaS web application. This team focuses on building scalable, reusable components and data-driven features, enabling users to visualize complex shipping information via charts, graphs, tables, maps, and more.

A key upcoming focus is the Next-Gen Vessel List, which integrates multiple data sources and connects with our new Supply Trend capabilities.

At OB Streem, we are pioneers in logistics. We are embarking on a bold new direction, expanding our capabilities to become the leading end-to-end logistics service provider that delivers intelligent solutions for customers around the world.

We grew bolder, bigger and better, enriched by our legacy companies, Orphee Beinoglou, internationally known as ORBIT (Orphee Beinoglou International Transports) and Makios Logistics. From the former, we inherit a tradition that spans a century, having set the highest standards in freight forwarding, moving and logistics services across the Balkans and the Eastern Mediterranean. From the latter, we pick the dynamics of a 90-year enterprise that grew into a flexible handler of diverse logistics needs, with one of the largest truck fleets in the region.

We are seeking  highly motivated and detail-oriented Group Financial Statements Reporting Manager to join our team in Attika, Greece.

As a Group Financial Statements Reporting Manager, you will lead collaboration with domestic and international subsidiaries and external auditors, ensuring full compliance with International Financial Reporting Standards (IFRS) and applicable local GAAP requirements.

At OB Streem, we are pioneers in logistics. We are embarking on a bold new direction, expanding our capabilities to become the leading end-to-end logistics service provider that delivers intelligent solutions for customers around the world.

We grew bolder, bigger and better, enriched by our legacy companies, Orphee Beinoglou, internationally known as ORBIT (Orphee Beinoglou International Transports) and Makios Logistics. From the former, we inherit a tradition that spans a century, having set the highest standards in freight forwarding, moving and logistics services across the Balkans and the Eastern Mediterranean. From the latter, we pick the dynamics of a 90-year enterprise that grew into a flexible handler of diverse logistics needs, with one of the largest truck fleets in the region.

We are seeking a highly motivated Senior Project Manager to join our team in Marousi.

As a Senior Project Manager with a Civil or Mechanical Engineering background, you will lead and supervise major construction and infrastructure projects, overseeing all phases of development—from design and tendering to contract management and on-site execution. You will ensure that all projects meet local regulations and are executed to the highest standards.

Responsibilities

We are currently recruiting on behalf of our client, a COO, Events who will be the strategic leader responsible for overseeing and optimising all operational aspects of the division. This includes the successful execution of global events, managing cross-functional teams, scaling operational frameworks, driving profitability and ensuring the brands continue to deliver world-class experiences for attendees, sponsors and partners.

This role will report to and work closely with the CEO to drive the company’s vision, align departments with business goals, and ensure executional excellence across all key markets.

Strategic & Operational Leadership

• Translate company strategy into actionable and measurable operational plans.
• Lead the annual planning, budgeting, forecasting, and reporting processes.
• Own P&L and financial performance for all events and related business units.
• Ensure operational scalability as the brands expand globally and vertically.
  

Operations & Event Execution

Do you love engineering and knowledge sharing? Then, do not hesitate to apply to the Senior Technical Trainer position at Alumil and be responsible for mentoring leading fabricators in the architectural aluminium industry!

Our Sr. Technical Trainer will be a member of the Architectural Aluminium Academy, and play a crucial role in mentoring our partners, enhancing our global network, and fostering a culture rich in continuous learning and excellence.

More specifically, your responsibilities will be the following:

• Provision of theoretical and practical training on technical matters

• Design and development of all relevant training material
• Conduction of seminars and workshops meant for industry professionals
• Support and guidance of all students
• Collaboration with other members of the Academy in order to improve the available courses

Requirements

We are OB Streem, a leading end-to-end logistics provider delivering intelligent and innovative solutions in Southeast Europe. Our rich heritage stems from decades of expertise with ORBIT (Orphee Beinoglou International Transports) and Makios Logistics and drives our forward-thinking approach in providing excellence in service.

We believe every journey begins with a commitment—to our clients and our team. With a deep-rooted passion and a drive to redefine industry standards, we strive to create seamless logistics solutions that empower businesses and individuals alike. Our mission is to navigate the complexities and challenges of global logistics, ensuring flexibility, reliability, efficiency, and an unwavering focus on customer satisfaction.

As part of the OB Streem family, you will be contributing to maintain a legacy of excellence while being empowered to innovate, collaborate, and make a meaningful impact every day. If you share our vision of transforming logistics into an experience of trust and reliability, we invite you to embark on this exciting journey with us.

We are actively seeking an Accounting Admin to join our offices in Elefsina.

 The Accounting Admin will be responsible for supporting our finance team with daily accounting operations.

Responsibilities

• Manage and update accounting records, ensuring accuracy and completeness.

At OB Streem, we are pioneers in logistics. We are embarking on a bold new direction, expanding our capabilities to become the leading end-to-end logistics service provider that delivers intelligent solutions for customers around the world.

We grew bolder, bigger and better, enriched by our legacy companies, Orphee Beinoglou, internationally known as ORBIT (Orphee Beinoglou International Transports) and Makios Logistics. From the former, we inherit a tradition that spans a century, having set the highest standards in freight forwarding, moving and logistics services across the Balkans and the Eastern Mediterranean. From the latter, we pick the dynamics of a 90-year enterprise that grew into a flexible handler of diverse logistics needs, with one of the largest truck fleets in the region.

We are seeking for a motivated and detail-oriented Invoice/Reporting Professional to join our Road Freight Forwarding team in Eleusina.

As an Invoice/Reporting Professional, you will be responsible for ensuring accurate invoicing and generating reports related to road freight operations. This role plays a key part in maintaining financial accuracy, supplier payments, and operational visibility for both internal stakeholders and clients.

Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste management solutions across the Eastern Mediterranean, Egypt, and the Balkans. Operating in six main business pillars, including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste, and Technology, we are committed to sustainability, innovation, and operational excellence.  

Role Overview: 

The Marketing & Communications Manager will oversee the development and execution of strategic initiatives in corporate branding, stakeholder engagement, internal and external communications, media monitoring, events management and corporate social responsibility. This role is integral to ensuring cohesive messaging, stakeholder satisfaction and alignment with the organization’s mission and values. 

Key Responsibilities: 

1. Marketing Strategy & Planning