OST Manager

Filiale:

Filiale: CESI SpA

Stampa

Location : Milan, Berlin, Arnhem, Czech Republic | Job Type : Full-time (38 hrs/w) | Salary Range : 70/85K e 15% variable

Your next adventure starts here!

At CESI S.p.A. we're always on the lookout for passionate and driven professionals to join our team! Whether you're an experienced expert or someone bringing a fresh perspective, here you'll have the space to grow, make an impact, and work on exciting projects. Ready to give your career a boost and become part of an energetic and innovative team? Keep reading!

What you will do

As an OST Manager CESI S.p.A., your main responsibilities will include:

Project Execution & Site Operations

• Plan, coordinate and execute OST projects in line with customer requirements, contractual commitments and internal delivery standards.
• Define execution schedules, allocate resources and monitor progress to ensure timely completion and high equipment utilization.
• Supervise site activities and ensure compliance with technical procedures, safety standards and customer expectations.
• Act as the primary operational interface for customers and site teams during project execution.
• Manage unexpected issues and site constraints, ensuring rapid and effective problem‑solving to avoid downtime, cost overruns or service disruption.
• Ensure proper mobilization and demobilization of test systems, logistics, documentation and site readiness.

Resource & Asset Management

• Plan and coordinate the deployment of personnel, test systems, vehicles and external service providers, where applicable.
• Optimize asset utilization, reduce idle time and maximize testing productivity across multiple sites.
• Ensure field teams are technically prepared, properly equipped and aligned with project‑specific requirements.
• Coordinate maintenance needs and operational availability of testing assets in cooperation with the relevant technical and support functions.

Scheduling, Cost & Performance Control

• Prepare and maintain detailed project schedules, including dependencies, milestones and critical path items.
• Track time, cost, margin and operational performance for each job, implementing corrective actions where required.
• Support the budgeting process for the OST unit and take responsibility for achieving assigned financial and operational targets.
• Maintain transparent reporting on workload, resource availability, equipment utilization, project risks and delivery performance.

Client Interface & Commercial Support

• Liaise directly with customers to confirm execution schedules, coordinate site access, logistics and readiness, and ensure satisfaction with service delivery.
• Manage claims, variations, deviations and non‑conformities in close collaboration with Sales, Quality and the relevant technical functions.
• Cooperate with Sales during the definition and operational assessment of complex quotations, including feasibility, resource needs, timing and

Operational Excellence & Continuous Improvement

• Identify bottlenecks, inefficiencies and recurrent delays, and implement practical process improvements.
• Introduce, maintain and continuously improve standardised site procedures, checklists, lessons learned and delivery KPIs.
• Lead initiatives aimed at reducing setup time, improving test efficiency, strengthening safety performance and enhancing reliability of results.
• Lead and motivate OST field teams, fostering a culture of safety, accountability, ownership and result orientation.
• Ensure personnel are trained, certified and technically competent for their assigned duties.
• Conduct regular performance reviews, coaching and capability development to strengthen operational excellence across locations.

QHSE Responsibility

• Ensure full compliance with Quality, Health, Safety and Environment requirements for all OST activities.
• Guarantee that all work is executed in accordance with KEMA Labs standards, customer/site‑specific rules and applicable regulations.
• Promote a proactive safety culture, including preparation, toolbox talks, risk assessments, incident prevention and timely escalation of issues.

Here, you're not just a number. You are part of a team that supports each other and celebrates successes together. Plus, we offer an open and informal work atmosphere.

What you bring

Among all your other talents, your qualifications, key competencies and additional requirements are:

Qualifications

• Bachelor's degree in Electrical Engineering or equivalent technical discipline; Master’s degree is a plus
• 10+ years of proven experience in on‑site operations, commissioning, testing or field service activities in the energy or power sector.
• Strong background in project execution, scheduling, resource planning and site management.
• Demonstrated ability to manage multi‑site teams, resources and assets in an international environment.
• Solid knowledge of testing, commissioning or diagnostics of high‑voltage equipment, such as transformers, cables, GIS or substations, is strongly preferred.
• Excellent organisational, problem‑solving, communication and leadership skills.
• Strong execution and delivery orientation.
• Excellent planning, scheduling and coordination capability.
• Ability to manage trade‑offs between time, cost, quality, safety and customer satisfaction.
• Pragmatic, hands‑on approach with the ability to make timely decisions in the field.
• High sense of ownership and accountability for results.
• Effective communication with customers, engineers, field staff and internal stakeholders.

Additional Requirements

• Availability to travel frequently across Europe.
• Proven ability to lead multicultural and multi‑location teams.
• Fluency in English is required; German and/or Dutch are an advantage.

What you get

At CESI S.p.A., we don't just offer a job – we offer a chance to grow and develop in a dynamic environment that is an important part of the energy transition that we are in! Since that doesn't pay the bills, a selection from our employment conditions:

• A permanent contract from the start, because we believe in long‑term relationships.
• Balance between work and private life: 38 hours workweek and 20 holidays annually (plus 30,40 permission hours) to recharge and come back with fresh energy.
• Training and development opportunities: because your personal development is beneficial for us both.

Want to know more about working for us and what we offer, please click the link to our introductory page here .

How you apply

Do you recognize yourself in this profile and are you excited to be part of our team? Apply now.

Ready to take the next step in your career as an OST Manager? We can't wait to have your expertise on board!

About us

CESI S.p.A. is an international company specialising in testing, certification, and verification of products, primarily in the energy and electrical sectors. We offer a wide range of services, including safety tests, performance evaluations, and compliance testing, ensuring that products meet global regulations and standards. We support businesses in developing safe, reliable, and efficient technologies by leveraging advanced testing facilities and our expertise in energy solutions.

The recruitment and selection process is carried out according to predefined, objective evaluation criteria aimed at preventing gender disparities and mitigating bias. Candidates are contacted in an equitable manner regardless of gender, and, wherever possible, a balanced gender representation is ensured both in the short‑lists for each stage and in the evaluation panels.