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dataroles

Data Science Engineer, Lead

Bah Open · verified Oct 6, 2026
McLean Full-time Senior Data Science

At a glance

Senior Data Science role at Bah. McLean · full-time · $99,000–$225,000 base.

SalaryStated by Bah
$99,000 – $225,000
Base salary for this role, in USD per year, as published in the posting.
This role, from BahOur estimate for the market: $162,000–$173,200Median $162,000
The range includes the market median of $162,000 for senior data science roles in McLean.
Worked out from 5 postings that stated pay, median $162,000. Last updated Oct 7, 2026.
RoleData Science
SenioritySenior
LocationMcLean
EmploymentFull-time
Base pay$99,000–$225,000
PostedSep 23, 2026 · 4w ago
Role brief

dataroles summary, based on the employer's posting.

What you'll do

  • Build and deploy data workflows, pipelines and platforms that organize varied datasets into useful information
  • Develop data science and engineering solutions that address client challenges and fit existing systems and operating conditions
  • Work with analysts, data scientists, engineers, developers and data users to deliver solutions as a team
  • Learn unfamiliar tools and methods, then identify where systems need improvement

What you bring

  • At least four years using Python, SQL, ETL and data pipelines
  • You hold a bachelor's degree and have an active TS/SCI clearance with a polygraph
  • You have worked with container technologies, such as Kubernetes, and applied data engineering concepts
  • You have written application code and collaborated with cross-functional teams to solve complex problems

Who this fits

This role suits a senior data science engineer comfortable building data pipelines and working across technical disciplines. A bachelor's degree and TS/SCI clearance with a polygraph are required. The position is based in McLean, Virginia.

From the employer

Data Science Engineer, Lead

The Opportunity:

As a Data Science Engineer, you’ll help build advanced technology solutions and implement data science and engineering activities on some of the most mission-driven projects in the industry. You’ll deploy and develop workflows, pipelines, and platforms that organize and make disparate data meaningful, turning these complex data sets into useful information to solve global challenges. Here, you’ll work with a multi-disciplinary team of analysts, data scientists, data engineers, developers, and data consumers in a fast-paced and agile environment.

As a Data Science Engineer at Booz Allen, you’ll also use your passion to master new tools and techniques and identify needed system improvements. You’ll help clients overcome their most difficult challenges using the latest architectural approaches, tools, and technologies to make sure the solution developed by the team considers the current architecture and operating environment, as well as future functionality and enhancements.

Work with us as we shape systems for the better.

Join us. The world can’t wait.

You Have:

  • 4+ years of experience with python, SQL, ETL, and data pipelines

  • Experience with containers or container orchestration technologies, such as Kubernetes

  • Experience with data engineering concepts and implementations

  • Experience writing source code for new applications or generating and enhancing code samples for existing applications

  • Experience creating solutions to complex problems within a collaborative and cross-functional team

  • TS/SCI clearance with a polygraph

  • Bachelor's degree

Nice If You Have:

  • 1+ years of experience with Spark, containerization, ELK, or OpenSearch

  • Experience acquiring client requirements and designing and recommending solutions based upon these requirements

  • Experience with AWS technologies, including AWS or S3

  • Experience with infrastructure as code languages, such as Terraform

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required.

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $99,000.00 to $225,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Candidate AI Usage Policy

AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.

Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.

  • Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.

  • Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.

  • Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.

Opportunity

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

Each morning you get everything that fits, strongest first.

Data Science$90k+

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.