Data Engineer

• 3+ years of data engineering, software engineering, or related technical experience
• Strong proficiency with Python and SQL
• Experience with Apache Spark or similar distributed data-processing frameworks
• Experience working with Databricks or a similar modern data platform
• Experience building and maintaining production data pipelines and ETL/ELT processes
• Working knowledge of data modeling and transforming raw data into reusable analytics datasets or data products
• Experience integrating or consuming data through REST APIs
• Experience troubleshooting and optimizing data pipelines for performance and reliability
• Familiarity with data validation, quality, governance, security, privacy, and compliance considerations
• Experience with Git-based development workflows and modern software engineering practices
• Comfort working in terminal and command-line environments
• Strong communication skills and experience working with customers or stakeholders to understand and resolve data needs
• Ability to navigate ambiguity, learn unfamiliar systems, and independently drive assigned work toward resolution

• AWS cloud experience
• Experience working with very large datasets, including datasets containing billions of records
• Experience with Palantir Foundry
• Experience with Advana or similar DoW data environments
• Experience with GitLab, CI/CD pipelines, or automated deployment workflows
• Experience working with federal health, financial, or other regulated and sensitive data
• Experience using AI-assisted development tools to accelerate routine engineering tasks, testing, documentation, and debugging

• Flexible PTO + all Federal holidays off
• Health, dental and vision insurance plans

• 401k with employer match
• Company-sponsored life insurance, short- and long-term disability
• Professional development (training, certifications, conferences)
• Paid cloud developer accounts
• Referral bonuses
• HQ office perks (parking / metro reimbursement, nitro coffee & lunches)
• Annual social events (540 Week, hackathon, charity golf tournament, etc.)
• Access to 540’s Washington Capitals & Nationals tickets

540's policy is to provide equal employment opportunity to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.