Labor Category: Data Scientist
Position Title: Data Scientist
Position Level: Level 1 – Subject Matter Expert
Salary: Up to $230,000.00 per year
Core Hours: 9am to 4pm
Location: McLean VA
Description:
Position Requires a Top Secret (TS/SCI) Clearance with a Polygraph.
This positions is being bid on and is not funded and closes on 6/15/26
Details:
Labor Category: Data Scientist
Position Title: Data Scientist
Position Level: Level 1 – Subject Matter Expert
Salary: Up to $230,000.00 per year
Core Hours: 9am to 4pm
Location: McLean VA
Mandatory Requirements:
• Developmental (0-2 years’ experience)
• Full Performance (3-5 years’ experience)
• Senior (6-10 years’ experience)
• Expert (11-15 years’ experience)
• SME (16+ years’ experience)
• Demonstrated experience building production data pipelines and ETL/ELT workflows at scale.
• Demonstrated experience with Apache Spark and PySpark for distributed data processing.
• Demonstrated experience with advanced Python programming skills including data manipulation libraries (Pandas, NumPy) and data engineering best practices.
• Demonstrated experience understanding data security, privacy, governance, and compliance principles.
• Demonstrated experience with workflow orchestration tools such as Step Functions and Airflow.
• Demonstrated experience with containerization such as Docker or Podman, and deploying data applications in cloud environments.
• Demonstrated experience with AWS services (in particular S3, Lambda, and Step Functions).
• Demonstrated experience with PostgreSQL and MySQL in production environments, including performance tuning and schema design.
• Demonstrated experience with SQL and query optimization for complex analytical workloads.
• Demonstrated experience with version control (Git) and CI/CD practices for data pipelines.
• Demonstrated experience working with stakeholders to understand data requirements, assess feasibility, and design appropriate solutions with minimal oversight.
• Demonstrated experience with strong problem-solving and debugging skills for data quality issues, pipeline failures, and performance bottlenecks.
Optional Requirements:
• Demonstrated experience with data lakehouse architectures using Apache Iceberg.
• Demonstrated experience configuring, deploying, and integrating data platform components: Apache Ranger (access control and data governance), Trino (distributed SQL query engine), Data catalogs (Unity Catalog OSS, Apache Polaris, etc.), Apache Superset (data visualization and dashboarding)
• Demonstrated experience with Bash scripting for automation and data processing tasks.
• Demonstrated experience with Infrastructure as Code (Terraform or CloudFormation) for data infrastructure.
• Demonstrated experience with tracking data lineage and associated tooling such as OpenLineage.
• Demonstrated experience with Java.
• Demonstrated experience with data quality frameworks, testing methodologies, and validation strategies.
• Demonstrated experience or background with large-scale data migrations or platform modernization efforts.
• Demonstrated experience integrating AI/ML services and models (translation, OCR, speech-to-text, NLP, language detection, topic modeling), LLMs, and RAG (retrieval-augmented generation) pipelines.
• Demonstrated experience with geospatial data processing (H3, PostGIS, or similar).
• Demonstrated experience Contributing to data engineering documentation, best practices, or design patterns.
• Demonstrated experience with NoSQL databases (DynamoDB, etc.).
• Demonstrated experience with excellent written and verbal communication skills with both technical and non-technical audiences.
B4CORP Company Information
B4Corp is a small defense contracting company that focuses on providing an optimum environment for mission-focused, highly skilled consultants to support the United States of America’s intelligence community and other defense organizations. B4Corp provides a low overhead, highly efficient, high salary environment that allows employees to excel at meeting the client’s needs. B4Corp is looking for information technology professionals that have a high sense of personal responsibility, self-motivation, and mission drive.
B4Corp’s dedication and care for its employees is reflected in our outstanding compensation and benefits package. B4Corp’s benefits reflect the company’s policy of putting the employees first. B4Corp’s maximum flexibility comp / makeup time policy, along with the company’s cafeteria-style benefit plan that allows employees to maximize their Benefit Dollars, reflects B4Corp’s commitment to its employees.
Compensation:
- Outstanding Salaries
Retirement:
- Full Vanguard 401k Plan – Featuring a full scope of investment options
– 100% employer matched contribution up to 6% of employee’s salary
– Ability to max out 401k savings $57k ($63.5k if over 50) - Employees receive B4Corp phantom stock each year (2-year vesting period)
Insurance:
- Medical – United Health Care (UHC) (multiple plan options)
- Dental – United Concordia (UC) Flex Plan
- Vision – Vision Service Plan Insurance Co (VSP) Signature Plans
- Mutual of Omaha short-term disability (60% of salary up to $2,000.00/week)
- Mutual of Omaha long-term disability (60% of salary up to $10,000.00/month)
- Mutual of Omaha life insurance ($200,000.00)
Employee Referral Bonus:
- Refer a friend or a coworker and receive $3,000 per year for every year the person works for B4CORP
Paid Time Off (PTO):
- Seven weeks of leave per year (including ten federal holidays)
- Flexible work schedule with comp time (with customer approval)
Internal Tracking -V-1139.09-3110
If you would like to complete a detailed B4Corp Employment Application, please do so using this form (You only need to fill out this application once for B4Corp or if you have updates to the information.):
https://b4corp.com/b4corp-employment-application/.
This form will help us find you the best position quicker.
B4Corp is an EEO and e-Verify employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation or national origin. Please take the time to review and complete these three voluntary identification forms if you choose to do so and email them to hr@b4corp.com.
To apply for this job please visit b4corp.com.