Senior Analytics Strategist — End-to-End Insights

Onsite Partners, LLC.; Chicago (IL); Hybrid; USD 95,000 - 120,000; Full time

Job summary

OnSite Partners in Chicago, IL seeks a Sr. Analytics Analyst to independently execute complex analyses, model scenarios, and deliver decision-ready insights to support enterprise decision making.

You will own end-to-end analytical workstreams under the Analytics Director, translate ambiguous questions into structured approaches, document methodologies, and communicate findings to leadership.

Qualifications

• Bachelor's degree in analytics, economics, finance, engineering, mathematics, or a related quantitative field.
• 3-6 years of experience in analytics, finance, strategy, operations, or a related analytical role.
• Ability to independently execute complex analytical work with minimal supervision.
• Strong judgment in applying assumptions, identifying risks, and recognizing limitations.
• Comfort operating with partial ambiguity and validating scope before execution.
• Ability to clearly document and communicate analytical outputs.
• Experience supporting business or executive decision making through analysis.

Responsibilities

• Independently execute complex analyses, including scenario modeling, sensitivity analysis, trend analysis, and multi-variable assessments using established frameworks and assumptions.
• Own analytical workstreams end-to-end, from clarifying the question and analytical approach through production of final outputs.
• Translate partially defined or ambiguous analytical requests into structured approaches, validating scope and assumptions with the Analytics Director.
• Support prioritized ad-hoc analytical efforts, recognizing that new work requires explicit trade-offs with existing commitments.
• Surface assumptions, risks, constraints, and second-order implications embedded in analytical outputs.
• Produce decision-ready analysis that clearly communicates insights, trade-offs, sensitivities, and limitations.
• Contribute to executive-facing materials as needed, including tables, exhibits, and written summaries, without serving as the primary executive communicator.
• Document assumptions, methodologies, inputs, and limitations to ensure transparency and reproducibility.
• Identify data limitations or inconsistencies and elevate when they materially impact analytical confidence.
• Contribute to the development and refinement of repeatable analytical processes, templates, and standard outputs.
• Provide informal guidance and feedback to entry-level analysts through review of work and shared best practices.

Skills

Analytical thinking

Independent work

Ambiguity tolerance

Documentation

Decision support

Education

Bachelor's degree in analytics, economics, finance, engineering, mathematics, or a related quantitative field

Job description

OnSite Partners in Chicago, IL seeks a Sr. Analytics Analyst to independently execute complex analyses, model scenarios, and deliver decision-ready insights to support enterprise decision making.

You will own end-to-end analytical workstreams under the Analytics Director, translate ambiguous questions into structured approaches, document methodologies, and communicate findings to leadership.