Senior IT Project Manager - Data Center (f/m/x)
Offer summary

(Summary generated by AI based on the full job description)

The project involves managing data center infrastructure and IT projects across Europe. Key technologies and tools include Agile, Scrum, Microsoft Project. Responsibilities cover coordination of cross-functional teams, risk management, scheduling, and reporting to leadership. The role entails delivering large, complex IT infrastructure projects aligned with business goals and quality standards.

Senior IT Project Manager - Data Center (f/m/x)

Company: Sii Sp. z o.o.

from: 12 August 2026
to: 11 September 2026
salary not specifiedB2B contract
Offer parameters
level:senior
working mode:hybrid • full office
Warszawa, Mokotów
Warszawa, MokotówAleja Niepodległości 69View on map

Requirements

Operating system

Windows

Our requirements

  • Minimum 5 years of project management experience, with proven experience in infrastructure projects within large-scale IT environments
  • Proven track record of successfully delivering complex data center projects within large, multinational organizations
  • Strong project management expertise, with the ability to lead cross-functional teams, manage stakeholders, and navigate complex organizational environments
  • Solid technical understanding of data center infrastructure, including servers, storage, networking, and related technologies
  • Hands-on experience with project management methodologies and tools, including Agile, Scrum, and Microsoft Project
  • Excellent communication, coordination, and stakeholder management skills, with experience working in international and multicultural environments
  • Bachelor’s degree in Information Technology, Engineering, or a related field
  • PMP, PRINCE2, or equivalent project management certification is highly desirable
  • Advanced level of English and Polish, with professional proficiency in both written and spoken communication

Your responsibilities

  • Leading the delivery of complex data center and IT infrastructure projects, ensuring alignment with business objectives, budgets, timelines, and quality standards
  • Coordinating and managing cross-functional teams, including IT, Operations, Engineering, and external vendors, to ensure successful project execution
  • Developing and maintaining detailed project plans, including scope, timelines, milestones, resource allocation, and dependencies
  • Identifying, assessing, and mitigating project risks, proactively addressing issues and implementing corrective actions to ensure smooth delivery
  • Monitoring project progress, tracking key performance indicators, and driving resolution of roadblocks to achieve project goals
  • Providing regular project status updates, reporting, and recommendations to senior stakeholders and leadership teams
  • Facilitating effective communication and collaboration among all project stakeholders in an international environment
  • Ensuring project governance standards are followed and that all project documentation is maintained to a high standard
  • Overseeing the preparation and maintenance of project artifacts, including requirements, design documentation, implementation plans, test results, and project reports
  • Supporting continuous improvement initiatives by identifying opportunities to enhance project delivery processes and operational efficiency
Company

About the project

We are looking for an experienced Senior Project Manager to lead the delivery of critical data center and IT infrastructure projects across Europe. In this role, you will be responsible for managing complex, large-scale initiatives, ensuring successful delivery in line with business objectives, quality standards, timelines, and budgets.
You will work closely with cross-functional and international teams, coordinating stakeholders across different functions and navigating complex organizational environments. The role is based primarily in Warsaw and operates within a hybrid working model.

What we offer

  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

Recruitment stages

  • 1.
    Send your CV
  • 2.
    Talk to us about your expectations
  • 3.
    Learn more about our projects and choose the best
  • 4.
    Start your adventure with Sii!

Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment.
Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

This is how we work

Senior IT Project Manager - Data Center (f/m/x)
I apply to:
Sii Sp. z o.o.
Warszawa, Mokotów
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