As of September 01, 2026, the average annual salary for Senior Data Specialist in Delaware is $113,204, equivalent to $54 per hour, $2,177 weekly, or $9,434 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Senior Data Specialist in cities like San Jose, Santa Clara, and San Francisco.

Annually Salaries for Senior Data Specialist in Delaware vary widely, spanning from $96,600 to $123,583. Most professionals fall between the 25th percentile ($104,513) and 75th percentile ($118,637), while top earners (90th percentile) make $123,583 per year. This $14,124 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or Data Warehouse, or targeting high-paying regions like District of Columbia or California.

Location and experience significantly influence earnings. For example, Delaware Senior Data Specialist often earn 1.3% higher than national averages due to demand from Fortune 43 companies. However, Delaware currently ranks 16 nationwide for Senior Data Specialist job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.

Based on HR-reported data: a national average with a geographic differential
Senior Data Specialist Salaries by Percentile
Percentile Salary Location Last Updated
10th Percentile Senior Data Specialist Salary $96,600 DE September 01, 2026
25th Percentile Senior Data Specialist Salary $104,513 DE September 01, 2026
50th Percentile Senior Data Specialist Salary $113,204 DE September 01, 2026
75th Percentile Senior Data Specialist Salary $118,637 DE September 01, 2026
90th Percentile Senior Data Specialist Salary $123,583 DE September 01, 2026
25% $104,513 10% $96,600 90% $123,583 75% $118,637 $113,204 50%(Median) Didn’t find job title? Click
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What is A Senior Data Specialist ?

The Senior Data Specialist is responsible for managing and analyzing complex datasets to support organizational decision-making. This role involves designing data models, ensuring data quality, and implementing data governance practices. Key responsibilities include collaborating with cross-functional teams to identify data needs, developing analytical reports, and utilizing advanced statistical techniques to derive insights. Proficiency in data visualization tools and programming languages such as SQL, Python, or R is essential. The position requires strong problem-solving skills, attention t...

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Location Avg. Salary Date Updated
Location Bear, DE Avg. Salary $118,376 Date Updated September 01, 2026
Location Delaware City, DE Avg. Salary $118,449 Date Updated September 01, 2026
Location Harrington, DE Avg. Salary $118,074 Date Updated September 01, 2026
Location Lewes, DE Avg. Salary $117,869 Date Updated September 01, 2026
Location Middletown, DE Avg. Salary $118,473 Date Updated September 01, 2026
Location Milford, DE Avg. Salary $118,233 Date Updated September 01, 2026
Location Rehoboth Beach, DE Avg. Salary $117,826 Date Updated September 01, 2026
Location Seaford, DE Avg. Salary $117,893 Date Updated September 01, 2026
Location Smyrna, DE Avg. Salary $118,879 Date Updated September 01, 2026
Location Bethany Beach, DE Avg. Salary $117,476 Date Updated September 01, 2026
Job Openings for Senior Data Specialist in Delaware

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