HR Business Partner

W5 Solutions develops and delivers advanced systems and solutions for defence and civil protection – supporting Swedish and international government agencies, as well as industry partners. We combine deep engineering expertise with a clear focus on reliability, sustainability and innovation, providing advanced capability across Training, Power and Integration to strengthen our own forces and those of our allies.

Beyond our core technologies, we provide long-term support services including training, repair and maintenance – ensuring customers sustain readiness, extend system life and reduce operational risk. As a trusted Nordic partner, we are committed to shaping the future of defence and security through technology that performs when it matters.

About the role

As the HR Business Partner for the business area Integration, you will be part of the management team responsible for an area experiencing rapid growth and carrying substantial strategic importance for W5 Solutions.

In this role you will support managers within your business area in all HR- and employee-related matters. The role is both strategic and operational, acting as the employer’s representative with a strong focus on business value, compliance, and sustainable employee engagement.

Key Responsibilities

Act as the first point of contact and strategic support for managers in all people-related matters

Handle labour law cases, rehabilitation processes, work environment matters, and ensure proper documentation

Be responsible for union relations and MBL negotiations, and provide support during reorganisations and change initiatives

Ensure high-quality recruitment processes and manage the entire employee lifecycle – from contracts and changes in terms and conditions to offboarding

Work with annual salary reviews, pay equity analyses, and provide support in salary-setting dialogues

Ensure accurate HR and payroll administration and work operationally in HR systems (Hailey)

Collaborate clos