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Software Engineer – Senior I

Quantum Science Solutions

Today
Secret
Mid Level Career (5+ yrs experience)
IT - Software
Dulles, VA (On-Site/Office)

Job Title: Software Engineer – Senior I
Location: Dulles, VA Clearance: Secret (Must be able to obtain TS/SCI and DHS Suitability)
Company: Quantum Science Solutions (QSS)
Compensation: Open Rate
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Position Overview
Quantum Science Solutions (QSS) is seeking an experienced Software Engineer – Senior I (Databricks Engineer) to support the migration of mission-critical legacy applications, services, and platforms into a next-generation Medallion Model on Databricks. This role offers the opportunity to modernize enterprise data systems that directly impact national mission success while working in a fast-paced, collaborative environment.
You will be at the intersection of data engineering, cloud modernization, and DevOps practices, implementing migration strategies, automation, and CI/CD best practices to ensure secure, scalable, and resilient data platforms. Your contributions will enable advanced analytics, improve pipeline performance, and deliver the foundation for future cybersecurity capabilities.
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Key Responsibilities
• Support migration of services, applications, and platforms from legacy back-end systems to Databricks.
• Identify optimal migration paths, build detailed plans, and execute migration strategies.
• Migrate legacy pipelines from NiFi to Databricks and perform validation.
• Implement the Medallion Model for all migrated data assets.
• Develop Standard Operating Procedures (SOPs) for integrating data assets into Databricks with a focus on efficiency, instrumentation, and performance.
• Optimize development, testing, monitoring, and security processes for data assets.
• Automate and optimize data ingestion, pipeline orchestration, and management using programming and scripting languages.
• Leverage AWS CloudWatch and related tools to enhance transparency and monitor pipeline performance.
• Ensure team Standard Operating Procedures are documented and communicated effectively.
• Provide technical oversight to ensure correctness, timeliness, and quality of deliverables.
• Communicate effectively with all levels of management and customer stakeholders.
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Required Qualifications
• Must be a U.S. Citizen.
• Active Secret clearance, with ability to obtain TS/SCI and DHS Suitability.
• 8+ years of directly relevant software development experience.
• Minimum of 5 years performing data engineering in a cloud environment.
• Hands-on experience with relational, NoSQL, and file-based storage (Databricks, Elastic, Postgres, S3, Athena).
• Strong background in CI/CD pipeline development.
• Working knowledge of Databricks, NiFi, AWS Redshift, and Elasticsearch.
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Preferred Skills
• Databricks Workflows, Unity Catalog, Autoloader, Delta Live Tables/Delta Lake, Workspaces/Notebooks, and MLflow.
• Apache Spark expertise.
• Familiarity with AWS Professional certifications (Solutions Architect, Developer, Data Engineer).
• Knowledge of CISA best practices, software supply chain security, and NIST SP 800-218.
• Experience with collaboration tools including MS Teams, Outlook, SharePoint, and Confluence.
• Excellent problem-solving and communication skills.
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Education
• Bachelor’s degree in software engineering, Computer Science, or related discipline.
• In lieu of degree, 10 additional years of experience (total of 18+ years) may be substituted.
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Why QSS?
At QSS, you’re not just filling a role, you’re shaping mission-critical solutions that keep our nation secure. We invest in your growth, foster innovation, and reward technical excellence.
Benefits include:
• Competitive compensation with annual performance bonuses
• Premium Medical, Dental & Vision coverage
• Generous PTO plus Federal Holidays
• 401(k) with company match
• Opportunities for continuous learning and skill development
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Impact of This Role
If you’re a hands-on technologist who thrives in solving complex problems, embracing automation, and bridging traditional IT with modern DevOps practices, this role will allow you to have a direct and measurable impact on high-priority national programs.
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About Us
Quantum Science Solutions is traditional in the sense that it was built with core foundations based on honesty and integrity. We take great pride in all of our efforts and projects, we are proud to serve the front lines of cyber defense. We challenge our team members frequently and thrive on the motto “One for all, all for one”. Here at QSS, we invite individuals who think outside of the box and are mentally stimulated by complex problems in the fast paced world of cyber and technology. Our collaborative work environment allows you to think freely and develop iron clad solutions for our customers. At QSS, your ideas and designs are not only heard but are recognized and rewarded. We support you and will provide you with the resources needed to fuel innovations and creativity. Imagine, you are working on cyber integration concept and it turns into fully funded project by a federal agency. Join the QSS team where rather than making a difference, we are the difference

Quantum Science Solutions Jobs


Job Category
IT - Software
Clearance Level
Secret