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Software Engineer - Principal

Quantum Science Solutions

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

Job Title: Software Engineer – Principal I
Location: On-site – Dulles
Clearance Required: Active Secret (S); must be able to obtain TS/SCI and DHS Suitability
Company: Quantum Science Solutions (QSS)
Rate: Open

Position Overview
Quantum Science Solutions (QSS) is seeking a Software Engineer – Principal I with expertise in data engineering and cloud-based development to design, implement, and optimize secure data pipelines in support of mission customers. The ideal candidate will have hands-on experience in data ingestion, processing, and orchestration, leveraging AWS, Databricks, Elasticsearch, and modern DevOps tools. This senior-level role includes oversight of pipeline development, automation, performance monitoring, and process improvement to ensure technical correctness, timeliness, and high-quality delivery.

Key Responsibilities
• Design, develop, and implement end-to-end data ingestion and processing pipelines using
Cloud and Platform technologies.
• Transform data from bronze (RAW) to silver (clean) to gold (projected) tiers following the
Medallion model.
• Schedule, orchestrate, and monitor automated/semi-automated pipelines.
• Map and integrate data assets in support of multiple mission customers.
• Develop and maintain a team process improvement plan for data engineering.
• Write code in programming and scripting languages to automate ingestion, pipeline
orchestration, and data management.
• Implement pipeline transparency using tools such as AWS CloudWatch for monitoring and
performance metrics.
• Ensure team Standard Operating Procedures (SOPs) are captured, communicated, and
followed.
• Guarantee technical correctness, timeliness, and delivery quality for the team.
• Provide excellent oral and written communication with management and customer
stakeholders.

Required Skills & Experience
• Must be a U.S. Citizen.
• Active Secret clearance; must be able to obtain TS/SCI clearance and DHS Suitability.
• 8+ years of software engineering experience.
• 4+ years performing data engineering in a cloud environment.
• Experience with relational, NoSQL, and/or file-based storage (Databricks, Elastic, Postgres,
etc.).
• Experience with DevOps tools such as Jenkins, Docker, Ansible, Puppet, Chef, Splunk.
• Working knowledge of Databricks, Cloud Relational Database Services, and Elasticsearch.

Desired Skills
• Experience with Databricks workflows, Unity Catalog, Autoloader, Delta Live Tables, Apache
Spark.
• Basic working knowledge of Apache NiFi.
• Experience with collaboration tools (MS Teams, Outlook, SharePoint, Confluence).
• AWS Professional certification or equivalent.

Education Requirement
• Bachelor’s degree in Software Engineering, Computer Science, or related discipline is
required.
• Ten (10) years of additional experience (for a total of 18+) may be substituted in lieu of a
degree.

Certifications (Preferred)
• DoD 8570.1-M IAT Level I compliance certification (e.g., CISSP) highly desired.
• AWS Professional-level certifications.

Why Join QSS
At QSS, you’ll help build mission-driven data engineering and software solutions that directly
support national security. You’ll lead teams working on cutting-edge pipeline development, cloud
platforms, and DevOps automation, while advancing your career with certifications, continuous
learning, and leadership opportunities in a cleared environment.

Employee Benefits
• Competitive Compensation & Incentives
• Premium Medical, Dental & Vision Plans
• Generous PTO and Paid Holidays
• 401(k) with Company Match
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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