Senior Project Manager

Billennium; Województwo mazowieckie; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Udemy for Business

Private medical care

Multisport card

Pet care package

Language lessons

Shopping vouchers

Job summary

Billennium, a global technology company, is seeking a Senior IT Project Manager to lead large-scale IT projects in a hybrid Warsaw environment. You will drive cross-functional teams, manage budgets, timelines and scope, and ensure high-quality delivery with strong stakeholder engagement.

The role requires 7+ years of IT project management experience, PRINCE2 Practitioner certification, and proficiency with MS Office, MS Project, and SharePoint.

Qualifications

• 7+ years of IT project management experience.
• Hands-on experience leading project teams.
• Experience managing schedules, budgets, scope, quality, risks & changes.
• PRINCE2 Practitioner or equivalent certification.
• Experience with internal clients, vendors, and stakeholders.
• Proficiency with MS Office, MS Project, SharePoint.
• Strong communication, analytical, interpersonal skills.
• Education in technical/economic field or related PM training.

Responsibilities

• Lead complex IT projects and manage cross-functional project teams.
• Collaborate with internal stakeholders, technology teams, and vendors.
• Own end-to-end project schedules, budgets, scope, quality, risks, and changes.
• Maintain project registers on risks, changes, issues, decisions, and meetings.
• Manage repositories and ensure up-to-date documentation.
• Prepare project reports, management summaries, and status presentations.
• Monitor and reconcile project budgets and team time utilization.
• Ensure documentation workflows align with the Project Communication Plan.
• Delegate activities and coordinate delivery across stakeholders.

Skills

Project management

Team leadership

Budget management

Risk management

Stakeholder coordination

Reporting & documentation

Microsoft Office

MS Project

SharePoint

Communication

Problem solving

Education

PRINCE2 Practitioner

Bachelor's degree in IT/Engineering/Economics

Tools

Microsoft Project

Microsoft SharePoint

Microsoft Office

Job description

Billennium is a global technology company with over 20 years of experience, committed to innovation and empowering businesses. As an employer, we offer a supportive, growth-focused environment where collaboration and creativity thrive. Join us to shape the future of technology together!

Our client is a major organization operating in the energy sector, delivering large-scale IT services and digital transformation initiatives across its corporate group in Poland. The organization runs complex technology projects supporting customer-facing, billing, telecommunications, asset management, and workplace collaboration environments.

The role follows a hybrid work model, requiring 4 days per week on-site in Warsaw, with occasional business travel within Poland several times a year.

What You Will Do

• Lead complex IT projects and manage cross-functional project teams.
• Collaborate with internal business stakeholders, technology teams, and external vendors.
• Take end-to-end responsibility for project schedules, budgets, scope, quality, risks, and change management.
• Maintain project registers covering risks, changes, issues, decisions, and meetings.
• Manage project repositories and ensure accurate, up-to-date project documentation.
• Prepare project reports, management summaries, and status presentations.
• Monitor and reconcile project budgets and project team time utilization.
• Ensure appropriate documentation workflows in line with the Project Communication Plan and internal regulations.
• Delegate project activities, monitor their execution, and coordinate delivery across project stakeholders.

Requirements

• At least 7 years of professional experience managing IT projects.
• Hands-on experience in leading and coordinating project teams.
• Proven experience managing project schedules, budgets, scope, quality, risks, and changes.
• Practical knowledge of project management methodologies, confirmed by at least one certification at PRINCE2 Practitioner level or an equivalent qualification.
• Experience working with internal clients, external vendors, and other project stakeholders.
• Experience maintaining project documentation, registers, and project reporting.
• Proficiency with Microsoft Office, Microsoft Project, and Microsoft SharePoint.
• Strong communication, analytical, interpersonal, and relationship-building skills.
• Ability to independently diagnose and resolve project-related issues, effectively delegate tasks, and perform well in a changing environment.
• Higher education in a technical or economic field, or general higher education supplemented with relevant education or training in project management, IT, or economics.

Nice-to-have

• Knowledge of the energy sector.
• Experience delivering projects involving changes to billing or customer service systems.
• Comprehensive benefits - enjoy Udemy for Business, private medical care, Multisport card, veterinary package, language lessons, and shopping vouchers.
• Career growth - access opportunities for professional development and learning, including perks related to our official partnerships with global IT giants: Microsoft, AWS, Snowflake, Salesforce & more.
• Global collaboration - work with a diverse, international team. Innovative environment - be part of a forward-thinking and growth-oriented workplace.
• Engaging community – Work with passionate professionals and participate in team-building events, hackathons, and CSR initiatives to make an impact beyond work.
• Team-building events including our company tradition (annual company event in Mazury).
• A pleasant surprise to start your journey with us in the form of a welcome pack.