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dataroles

Data Scientist - Active TS/SCI with CI Polygraph (CIP)

TOMORROW HIRE Open · verified Oct 24, 2026
On-site McLean Full-time Mid-level Data Science

At a glance

Mid-level Data Science role at TOMORROW HIRE. McLean · full-time · $120,000–$150,000 base.

SalaryStated by TOMORROW HIRE
$120,000 – $150,000
Base salary for this role, in USD per year, as published in the posting.
This role, from TOMORROW HIREOur estimate for the market: $128,850–$193,719Median $160,738
Below the market median of $160,738 for mid-level data science roles in McLean.
Worked out from 10 postings that stated pay, median $160,738. Last updated Oct 20, 2026.
RoleData Science
SeniorityMid-level
LocationMcLean
WorkplaceOn-site
EmploymentFull-time
Base pay$120,000–$150,000
PostedOct 20, 2026 · 4d ago
Role brief

dataroles summary, based on the employer's posting.

What you'll do

  • Build and assess supervised and unsupervised models using structured and unstructured data
  • Use research design, applied math, programming and visualization methods to investigate difficult data questions
  • Guide clients on data strategy, sourcing, governance and infrastructure decisions
  • Turn analytical results into dashboards, written reports and presentations for senior audiences

What you bring

  • You hold a bachelor's degree
  • You have an active TS/SCI clearance with a CI polygraph
  • You can apply supervised and unsupervised machine learning to structured and unstructured data
  • You understand research design and methods in applied math, programming or data visualization

Who this fits

This role suits a data scientist who can work with varied data and explain findings to clients. The job is full-time and on-site in McLean, Virginia, and requires an active TS/SCI clearance with a CI polygraph.

From the employer

Data Scientist - Active TS/SCI with CIP

Location: McLean, VA

Clearance Required: TS/SCI with CI Polygraph (CIP)

Position Type: Full-Time, On-Site

Salary Range: $120,000 – $150,000

Description

We are seeking a Data Scientist to support mission-focused work. The Data Scientist applies quantitative, analytical, and statistical methods to explore, model, and extract actionable insights from complex structured and unstructured datasets. Operating within a multi-disciplinary team, this role focuses on leveraging supervised and unsupervised machine learning algorithms, research design principles, and data science methodologies to support strategic client decision-making and data-driven solutions. The position requires an active TS/SCI with CI Polygraph (CIP).

Primary Responsibilities

  • Machine Learning & Modeling: Design, train, and evaluate supervised and unsupervised machine learning models to analyze diverse structured and unstructured datasets.
  • Methodological Research: Apply research design principles, applied mathematics, computer programming, and data visualization tools to investigate complex data problems.
  • Client Advisory: Advise clients on data strategy, data acquisition, data governance, and data infrastructure implementations.
  • Data Visualization & Storytelling: Communicate analytical findings and data insights clearly through visual dashboards, written reports, and executive presentations.

Requirements

Minimum Qualifications:

  • Knowledge of research design principles
  • Knowledge of analytic methods and methodological tools used in applied mathematics, computer programming, or data visualization
  • Ability to apply supervised and unsupervised machine learning algorithms on structured and unstructured datasets
  • Bachelor's degree
  • Active TS/SCI with CI Polygraph (CIP)
  • Must work on-site in McLean, VA

Preferred Qualifications:

  • Knowledge of data strategy and data governance
  • Ability to advise clients on data acquisition, data management, and data infrastructure
  • Ability to execute projects and tasks with minimal guidance and supervision

Benefits

Salary

Salary for this position is determined based on factors such as location, qualifications, experience, and contract-specific budget considerations.

Proposed Salary Range: $120,000 – $150,000

Benefits

We offer a comprehensive and competitive benefits package, including:

  • 100% Company-Paid Health Insurance: Full coverage for medical, dental, and vision insurance for employees and their dependents (United Healthcare and Guardian).
  • Protection Plans: Employer-paid life, short-term disability, and long-term disability insurance.
  • 401(k) Retirement Contribution: 15% of base salary contributed by the company, fully vested from day one.
  • Paid Time Off: 200 hours of PTO annually (accrued), in addition to 11 federal holidays.
  • Bonuses: Recruitment and business development bonus opportunities based on performance and company growth.
Opportunity

Data Science work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Data Science$120k+

Find me work

By the team behind dataroles.

Find me work
Opportunity

Data Science work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind dataroles.