Yes, you can get a job in the Big Data domain without relevant skills. Provided you meet the expectations, skill sets, and tool knowledge that organizations, companies require from any employee. To meet the required skill sets, I suggest you enroll in a paid online course at your convenience to upskill. Because without any skill sets, you won't get any job opportunities. That's a fact!
Intellipaat offers a great Big Data Hadoop Course that helps you upskill to help you bag better opportunities. I recommend you watch this video where a learner completed this course and got a job with a 100% hike.