# Defining Job properties in a Job script
Unless you are creating a standard Talend Job without any context parameters in a Job script, you need first to define your Job type and context parameters.
Information noteAttention:
To create a big data Job, you need to subscribe to the relevant big data capable Talend product.
## Job properties
| Function/parameter | Description | Mandatory? |
| --- | --- | --- |
| JobType | Specify the type of the Job. Acceptable values:
- Standard
- Big_Data_Batch
- Big_Data_Streaming
You can skip this parameter if you are creating a standard Job. | Yes for Big Data Jobs |
| Framework | Specify a Big Data framework. Acceptable values:
- For a Big Data Batch Job:
- For a Big Data Streaming Job:
Skip this parameter if you are creating a standard Job. | Yes for Big Data Jobs |
| DEFAULT\_CONTEXT | Specify the default context.
For more information, see [Defining contexts and variables in a Job script](https://help.qlik.com/talend/en-US/job-script-reference-guide/8.0/defining-contexts-and-variables-in-job-script). | No |
| ContextType {} | Define a context and its parameters.
For more information, see [Defining contexts and variables in a Job script](https://help.qlik.com/talend/en-US/job-script-reference-guide/8.0/defining-contexts-and-variables-in-job-script). | No |
## Example
The following Job script example shows how to define a Big Data Spark Batch Job to run on the Spark framework.
```
JobType= Big_Data_Batch,
Framework= Spark,
```