Senior Data Engineer

Overview

For two decades, Millennium Corporation has been operating on the leading edge of cybersecurity. Our elite team of more than 300 experts has an unparalleled record of performance supporting Red Team Operations, Defensive Cyber Operations, Software Engineering, and Technical Engineering. With the largest contingent of contracted Red Team operators in the DoD, we provide an unmatched level of threat intelligence and battle-tested experience for customers in both the DoD and federal civilian markets.

What We Believe

Millennium is an equal opportunity employer and does not discriminate or allow discrimination on the basis of race, color, religion, gender, age, national origin, citizenship, disability, veteran status or any other classification protected by federal, state, or local law.

Responsibilities

Millennium Corporation is hiring a Senior Data Engineer to work in a fully remote capacity. Qualified candidates must possess an active Secret clearance to support a US government client.

• Design, build, and maintain scalable data pipelines and analytics solutions using Databricks to handle large-scale data ingestion, transformation and storage
• Leverage Advana platform to integrate and analyze complex datasets, ensuring data accuracy, security, and compliance with organizational standards
• Develop interactive dashboards and visualizations using Tableau to provide actionable insights to stakeholders
• Collaborate with cross-functional teams, including data scientists, analysts, and business users, to understand requirements and deliver robust data solutions
• Troubleshoot and resolve data-related issues, optimizing performance and scalability of data systems
• Stay current with emerging technologies in data engineering and analytics, and recommend improvements to existing processes
• Mentor junior engineers and contribute to best practices in data management and engineering

Qualifications

• An active Secret security clearance
• Bachelor's degree in Engineering, Physics, Network Security, Computer/Data Science, or Information Systems
• Minimum of 7 years of professional experience in data engineering or a closely related role
• Proven hands-on experience with Databricks for data processing, ETL workflows, and Spark-based applications
• Demonstrated expertise with the Advana data analytics platform, including data integration and querying capabilities
• Experience with Tableau or other dashboarding tools (e.g., Power BI, Looker) for creating visualizations and reports
• Strong programming skills in languages such as Python, SQL, or Scala
• Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and big data technologies
• Excellent problem-solving abilities and attention to detail
• Strong communication skills, with the ability to explain technical concepts to non-technical audiences
• Possess a strong foundation in engineering principles to support data-driven decision-making across the organization
• 10 years of experience with Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance (C4ISR) projects in support of Department of Defense (DoD) efforts

PREFERRED QUALIFICATIONS

• Experience in regulated industries such as government, defense, or finance, where data security is paramount.
• Certifications in Databricks, Tableau, or cloud data engineering.

Business Development

• Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.

Physical Requirements

• Must be comfortable with prolonged periods of sitting at a desk and working on a computer.
• Must be able to lift up to 10-15 pounds at a time.

Travel Requirements

• Less than 10%