Contract Manager (O&M) M/F

Adiciona; Almada; On-site; EUR 90,000 - 120,000; Full time

Job summary

Quark, part of Sener Group, seeks a Senior Contract Manager to lead the contractual strategy for complex Data Center projects across Portugal. You will act as trusted advisor to Project Directors and senior leadership, guiding teams on risk, change management and commercial positions.

This highly visible role requires governance of contract activities, proactive risk mitigation and strong negotiation with clients, contractors and consultants to protect commercial interests.

Qualifications

• Proven track record in leading contract management for complex projects.
• Experience in engineering, construction, or mission-critical facilities.
• Strong knowledge of contract administration, claims, and change control.
• Fluent English, both written and spoken.

Responsibilities

• Lead contractual strategy and governance for data center projects.
• Act as trusted advisor to Project Directors and senior leadership.
• Manage variations, claims, delay events and commercial negotiations.
• Coordinate with legal, commercial teams, planners and technical specialists.
• Develop contract management plans and risk mitigation strategies.
• Establish governance processes and reporting frameworks.

Skills

Leadership experience

Negotiation skills

Stakeholder management

English fluency

Contract management

Education

Engineering degree

Construction Management degree

Quantity Surveying degree

Job description

At Quark, part of Sener Group, we design some of the world's most advanced digital infrastructure.

Behind every successful data center project lies a careful balance of technical expertise, commercial intelligence, contractual discipline and strong stakeholder relationships.

As our presence in Lisbon continues to grow, we are looking for a Senior Contract Manager who can become a key reference within our Portuguese business, helping to shape the contractual strategy of complex engineering projects while supporting project teams, protecting commercial interests and building long-term client partnerships.

If you enjoy navigating complex environments, influencing critical decisions and combining engineering understanding with commercial leadership, this could be the opportunity you have been looking for.

Your mission

As Senior Contract Manager, you will lead the contractual strategy and governance of complex Data Center projects across Portugal.

You will act as a trusted advisor to Project Directors, Engineering Managers and senior leadership, helping teams anticipate risks, manage change effectively, develop robust commercial positions and navigate challenging project situations with confidence.

This is a highly visible role where your decisions will directly influence project outcomes, client relationships and business performance.

What will you be doing?

• Leading contract management activities across major engineering and construction-support projects.
• Driving contractual strategy, governance and risk management throughout the project lifecycle.
• Managing variations, change orders, claims, delay events, disruption events and commercial negotiations.
• Supporting Project Directors and engineering leaders in complex client discussions.
• Developing claim strategies, executive briefings and contract management plans.
• Coordinating with legal advisors, commercial teams, planners and technical specialists to build strong contractual positions.
• Identifying risks early and implementing proactive mitigation strategies.
• Establishing best practices, templates, reporting frameworks and governance processes.
• Promoting a culture of accountability, contractual awareness and disciplined project execution.
• Acting as a senior representative of Quark in discussions with clients, developers, contractors, investors and consultants.

What are we looking for?

We are seeking a senior professional who combines strong project delivery experience with deep contractual and commercial expertise.

Ideally, you will bring:

• A degree in Engineering, Architecture, Construction Management, Quantity Surveying or a related discipline.
• 12+ years of experience in engineering, construction, infrastructure or mission-critical projects.
• Previous experience in leadership positions such as Engineering Manager, Project Manager, Project Director, Design Manager or similar technical management roles.
• Strong expertise in contract administration, claims management, change control and commercial negotiations.
• Experience working on complex buildings, major infrastructure or mission-critical facilities.
• Ability to understand technical documentation, design deliverables, project schedules and contractual interfaces.
• Excellent negotiation, communication and stakeholder management skills.
• Fluency in English, both written and spoken.

We will especially value experience in:

• Data Centers, hyperscale campuses and colocation developments.
• FIDIC, NEC, EPCM and Design & Build contract models.
• Claims management and dispute avoidance.
• Portuguese and/or Spanish language skills.
• The Portuguese, Iberian or wider European construction market.

What We Offer

• A strategic, highly visible role with real influence on Quark's positioning and growth in Portugal.
• Participation in high‑profile Data Center and mission‑critical projects, within a rapidly expanding market.
• The opportunity to become the reference leader of Quark in Portugal, helping to build and consolidate a local team.
• Real autonomy in client, contractual and delivery decisions.
• Long‑term career development within Sener Group, an international engineering and technology group with a strong track record.
• Competitive compensation package aligned with the seniority and responsibility of the role.