Database Engineer

iQuasaris is looking to fill a Database Engineer position in Reston, VA. At iQuasar we strive to provide the next generation of cutting‑edge technologies. Our growth means exciting career opportunities for talented professionals in engineering, software development, and other key areas. We offer competitive compensation and benefits including health, vision, dental insurance, a matching 401(k) plan, and other benefits outlined below, excellent training, and a vibrant working environment.

Our employees bring a strong sense of mission and integrity, giving us a competitive advantage.

One of our clients in Reston, VA needs a Database Engineer for a permanent position.

• Position: Database Engineer
• Clearance: Public Trust or above
• Location: Reston, VA
• Position Type: Full Time

• Develop applications and data pipelines using PostgreSQL, Python, and AWS.
• Design, develop, and maintain PostgreSQL database architecture for enterprise backend applications.
• Lead schema design, database migrations, and versioning, ensuring backward compatibility.
• Optimize SQL queries, indexing strategies, execution plans, and overall database performance.
• Identify performance bottlenecks in PostgreSQL RDS, applying tuning techniques such as reviewing execution plans, adding missing indexes, and recommending parameter adjustments.
• Monitor ETL workflows and data pipelines for errors, performance bottlenecks, and processing delays; troubleshoot and resolve issues to ensure reliable and timely data movement.
• Provide support for data‑related issues and participate in root‑cause analysis.
• Configure and manage database backup and recovery strategies to ensure data integrity and availability.
• Analyze query performance and collaborate with developers to optimize SQL queries and schemas.
• Participate in continuous improvement initiatives to enhance the reliability, scalability, and performance of cloud databases.
• Assist in designing and optimizing database schemas for cloud environments.

• Familiarity with data pipeline concepts and technologies such as Kafka Connect and ETL frameworks.
• Strong understanding of Amazon Glue, Redshift, and S3.
• Exposure to Apache Spark for data processing.
• Basic understanding of Apache Airflow for workflow orchestration.
• Strong SQL scripting skills for querying and data manipulation.
• Experience with scripting languages such as Python and Bash.
• AWS Certified Database – Specialty certification is a plus.

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5–8 years of experience in data engineering, with a focus on AWS Glue, Python, and PostgreSQL.
• 2–4 years of hands‑on experience with PostgreSQL RDS.

iQuasar LLC is a proud partner of the Military Spouse Employment Partnership (MSEP) and the Virginia Values Veterans (V3) Program, reflecting our strong commitment to supporting military spouses, veterans, and inclusive hiring practices. We are an Equal Opportunity Employer and do not discriminate based on race, religion, color, national origin, political affiliation, sex, sexual orientation, gender identity, age, marital/parental/veteran status, disability, genetic information, membership in an employee organization, retaliation, military service, or any other characteristics protected by applicable law.

Flexible work from home options are available.