If you think you don’t know anyone who can help with your job search, then you need to look at this from a different angle. In most cases we don’t know that actual hiring person. But you may know someone who does, or can connect you to them.
rather than just asking “Are you (your organization) hiring?” Reach out inquiring about how your interests and experience could be of value to them. Target your organizations to learn about specific roles and projects.
Here are 3 basic steps to get going.
https://www.workitdaily.com/job-search-dont-know-anyone/