# Rheinmetall 4iG Digital Services (R4) jobs and careers

> 0 open roles at Rheinmetall 4iG Digital Services (R4) as of October 24, 2026. Source: https://www.thejobsmap.com/company/rheinmetall-4ig-digital-services-r4

There is a saying: "If you want to go fast, go alone, if you want to get far, go together." That is why we have founded R4, a joint venture between the two market leaders Rheinmetall and 4iG. Our goal is to provide state-of-the-art IT services to our customers, at a place where possibilities and capabilities go hand in hand. Rheinmetall 4iG Digital Services (R4) has been founded at the end of 2022 and is headquartered in Budapest. Our initial mission is to provide project- and operations-related IT services to Rheinmetall’s local subsidiaries in Hungary and worldwide. Based on business requirements and opportunities, we plan to progressively expand the scope of our services for internal and external customers alike.

## Key facts

| | |
|---|---|
| Open roles | 0 |
| Headquarters | Budapest, Hungary |
| Employees | 125 |
| Industries | Enterprise Software, IT Services, Military |
| Website | https://r4ds.hu |

## Leadership

- Sebastian Hollensteiner, Chief Executive Officer
- Zoltan R. Desztics, Chief Technology Officer
- Péter Gém, Chief Operating Officer

## Common questions

### Is Rheinmetall 4iG Digital Services (R4) hiring right now?

Rheinmetall 4iG Digital Services (R4) has no open roles listed as of October 24, 2026. Roles appear here as soon as they are posted on Rheinmetall 4iG Digital Services (R4)'s careers site.

### Where is Rheinmetall 4iG Digital Services (R4) headquartered?

Rheinmetall 4iG Digital Services (R4) is headquartered in Budapest, Hungary.

### Who leads Rheinmetall 4iG Digital Services (R4)?

Sebastian Hollensteiner, Chief Executive Officer, is at the top of Rheinmetall 4iG Digital Services (R4)'s org chart.

### How do I apply for a job at Rheinmetall 4iG Digital Services (R4)?

Pick a role on Rheinmetall 4iG Digital Services (R4)'s TheJobsMap page and select Apply. Every listing links to the original posting on Rheinmetall 4iG Digital Services (R4)'s own careers site, so you apply directly with the employer.