Expression

Compensation

Full Description

As a Senior Data Engineer at Expression, you will help design, build, and improve the data platform that enforces quality and governance to provide timely, trustworthy analysis across enterprise systems. The ideal candidate thrives in a highly technical, collaborative environment and has a bias for action. They are comfortable taking ownership, elevating their team through clear communication and solid technical judgment, and consistently improve how we build and operate our data systems. Responsibilities: Build end-to-end data solutions that include ingest, logging, validation, cleaning, transformation, and security. Lead the design, development, and delivery of scalable data pipelines and ETL processes. Design and evolve robust data models and storage patterns that support analytics and efficiency use-cases. Treat data as a product: define quality standards and checks, SLAs, and observability to ensure data is accurate and trustworthy. Maintain client-facing relationships and lead product demonstrations. Contribute to the evolution of Expression’s VOR Data Platform; including tooling, standards, and automation. Participate in research, case studies, and prototype development to explore and leverage cutting-edge technologies, including agentic AI solutions. Required Qualifications: Combined 10+ years of experience and education in Computer Science, Information Systems, Software Engineering, Data Science, or related field. Advanced degree in a related field is a plus. Experience building and maintaining ETL/ELT data pipelines, big data platforms or data lake architectures, and Data Visualization/BI tools like Tableau, PowerBI, or Superset. Experience with query performance optimization and tuning at scale. Knowledgeable in Generative AI tools and technologies. Strong written and oral communication skills to deliver design documents, technical reports, and presentations to a variety of technical and non-technical audiences. Preferred Qualifications: Experience with cloud-native data solutions leveraging AWS or Azure. Experience with PostgreSQL, ElasticSearch, MongoDB, and graph databases. Experience with GenAI enabled daily workflows (coding, testing, analytics). Experience leading agile teams, enabling short release cycles and continuous delivery Location: Remote with limited travel Security Clearance: Secret or Top Secret Clearance Required Benefits: Expression offers competitive salaries and benefits, such as: 401k matching PPO and HDHP medical/dental/vision insurance Education reimbursement up to $10,000/yr Complimentary life insurance Generous rollover PTO and 11 days of holiday leave Onsite gym facility and trainer Commuter Benefits Plan In-office Cold Brew Coffee About Expression: Founded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, AI/ML, software engineering, information technology, and electromagnetic spectrum management solutions to the U.S. Department of Defense, Department of State, and national security community. Expression’s culture focuses on creating immediate and sustainable value for our clients via agile delivery of tailored solutions built through constant engagement with our clients. Expression was ranked #1 on the Washington Technology 2018's Fast 50 list of fastest-growing small business Government contractors and a Top 20 Big Data Solutions Provider by CIO Review. We make sure to provide everyone with the tools and opportunities to grow while working on some of the newest technologies in the industry. We get excited about celebrating our professionals' milestones, accomplishments, promotions, overcoming challenges, and many other aspects that make an engaging collaborative environment. Equal Opportunity Employer/Veterans/Disabled