Senior Data Analyst: Lead Data-Driven Decisions

Amentum; Washington (District of Columbia); On-site; USD 185,000 - 190,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Educational reimbursement

Paid time off

Job summary

Amentum is seeking a Senior Data Analyst who will lead high‑level data analysis efforts, turning complex data into strategic insights to support mission‑critical decisions. You will collaborate with diverse teams to gather requirements, build models, and communicate findings through dashboards and executive briefings.

This role emphasizes leadership, mentoring, and driving data‑driven improvements across functional areas, with a focus on accuracy, scalability, and actionable recommendations.

Qualifications

• Bachelor’s degree in a related field.
• 5+ years in data analysis or BI roles.
• Experience extracting, cleaning, and validating large data sets.
• Proficiency in SQL, Excel, and Python or R.
• Experience with data visualization tools like Power BI/Tableau/Qlik.

Responsibilities

• Collaborate with stakeholders to gather data requirements and address business challenges.
• Extract, clean, and validate large data sets from multiple sources.
• Develop advanced data models, dashboards, and visualizations to forecast performance.
• Perform root cause analyses to identify process improvements.
• Lead high‑level system and functional analyses guiding data‑driven enhancements.
• Prepare technical reports and executive briefings with clear visuals.
• Mentor junior analysts and cross‑functional teams on tools and data strategy.

Skills

Data analysis

Stakeholder collaboration

Leadership/mentoring

Root cause analysis

Communication

Education

Bachelor’s degree in Data Science/Statistics/CS/IS/BA

Tools

SQL (T-SQL, PL/SQL)

Excel

Python or R

Power BI/Tableau/Qlik

Job description

Amentum is seeking a Senior Data Analyst who will lead high‑level data analysis efforts, turning complex data into strategic insights to support mission‑critical decisions. You will collaborate with diverse teams to gather requirements, build models, and communicate findings through dashboards and executive briefings.

This role emphasizes leadership, mentoring, and driving data‑driven improvements across functional areas, with a focus on accuracy, scalability, and actionable recommendations.