Score for Custom Job Description:
1. Job Title: 10/10, 10/10, 10/10
2. Introduction/Overview: 7/10, 5/10, 8/10
3. Roles & Responsibilities (or Job responsibilities): 9/10, 9/10, 9/10
4. Years of Experience: 10/10, 10/10, 10/10
5. Education Qualification: 10/10, 10/10, 10/10
6. Skills/Knowledge: 9/10, 9/10, 9/10
7. Domain/Industry: 0/10, 0/10, 0/10
8. Key Competencies: 7/10, 7/10, 8/10
9. Employment Type: 10/10, 10/10, 10/10
10. Company Overview: 0/10, 0/10, 0/10
11. Benefits & Opportunities: 5/10, 5/10, 5/10
12. Location & Travel: 10/10, 10/10, 10/10

Explanation of Scores:

1. Job Title:
The job title is clear, complete, and relevant to the industry standard.

2. Introduction/Overview:
The introduction is somewhat clear but lacks detail about the company, which affects completeness. The relevancy is good as it aligns with the benchmark.

3. Roles & Responsibilities:
The roles and responsibilities are clearly defined, complete, and relevant to the benchmark description.

4. Years of Experience:
The years of experience required are clearly stated, complete, and relevant.

5. Education Qualification:
The education qualifications are clear, complete, and relevant, matching the benchmark.

6. Skills/Knowledge:
Skills and knowledge are clearly listed, with a good level of detail and relevancy to the benchmark.

7. Domain/Industry:
No specific domain or industry knowledge is mentioned, hence the score is zero for all parameters.

8. Key Competencies:
Key competencies are implied through the roles and responsibilities but are not explicitly listed, affecting clarity and completeness. Relevancy is good as they align with the benchmark.

9. Employment Type:
The employment type is clearly stated, complete, and relevant.

10. Company Overview:
No company details are provided, resulting in a score of zero for all parameters.

11. Benefits & Opportunities:
Benefits are vaguely mentioned (FULLY_REMOTE work environment, equal opportunity employer), which affects clarity and completeness. The relevancy is moderate as it partially aligns with the benchmark.

12. Location & Travel:
The location and travel requirements are clearly stated, complete, and relevant.