How do you engage employees in long term? What keeps people going in the organization, feel them passionate for work and organization?

Its easy..if we make them love to culture. Engage them by identifying their values, their interests and design programs (motivational, engagement activities, family events, kids events etc.) according to it... Organization's care for them will make to be passionate for the organization... 

1. Fair pay.

2. Job security and stability.

3. Training and development opportunities.

4. Effective performance management.

5. Comfortable working environment.

As a guideline: by aligning employees' personal goals with organizational goals.

How to achieve includes good compensation, incentives, job satisfaction, performance appraisals, providing professional development opportunities and strong organizational cultures. These are all seperate topics and should be addressed individually.

employees need tofeel a sense of belonging into the strategic goals of the organisation. this comes with senior management allowing junior employees to participate in overall decision making.