Sr. SQL Engineer
Ennoble First Inc., Washington, District of Columbia, United States
SQL Engineer
Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ
Clearance: Top Secret/SCI with ability to obtain a Polygraph
Schedule: Full Time
Travel: No
Remote: No Remote
Company Overview
We are Ennoble First. The people supporting and securing some of the most complex government, defense, and intelligence projects across the country. We ensure today is safe and tomorrow is smarter. Our work has meaning and impact on the world around us, but also on us, and that's important. Ennoble First is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver.
Program Overview
This position supports a newly awarded five-year effort delivering modern, mission-critical software capabilities to a national security customer. The program leverages Agile development, DevSecOps practices, and cloud-native technologies to build and enhance scalable enterprise solutions supporting critical mission operations.
Engineers on this effort will work with cross-functional teams to design, develop, and deploy impactful capabilities while helping shape the architecture and technical direction of a long-term, high-visibility program.
Position Overview
We are seeking a SQL Engineer to support a high-visibility, data-driven application that powers analytics and reporting across the organization. This role focuses on developing high-performance SQL queries, optimizing data workflows, and ensuring the accuracy and reliability of datasets used for mission-critical decision-making.
The ideal candidate has strong experience working with large-scale data environments, performance tuning, and supporting analytics or reporting pipelines. This individual will work closely with engineering teams and stakeholders to deliver scalable, efficient, and reliable data solutions.
Primary Responsibilities
Object-Oriented Programming: Design, develop, test, troubleshoot, and maintain scalable software applications using object-oriented design principles.
REST API Development: Implement and maintain RESTful services to support application functionality and integrations.
Database Development: Develop and optimize SQL queries; contribute to database schema updates and performance improvements.
Linux Environments: Develop, deploy, and troubleshoot applications within Linux-based environments.
System Troubleshooting: Diagnose and resolve technical issues spanning application and database layers.
Solution Design Collaboration: Contribute to technical design discussions and support implementation of approved architectures.
Cross-Functional Collaboration: Partner with engineers and stakeholders to translate requirements into effective technical solutions.
Code Quality & Best Practices: Participate in code reviews and support adherence to established engineering standards.
Required Qualifications
Bachelor's degree with 8–12 years of experience, or Master's with 6–10 years of experience
Active TS/SCI with the ability to successfully pass a Polygraph
Expert-level SQL skills, including:
Complex joins across large datasets
Query optimization and execution plan analysis
Aggregations, subqueries, and window functions
Strong experience with relational databases (PostgreSQL, MySQL, Oracle, or similar)
Experience working with large-scale data supporting analytics/reporting
Proficiency in Linux environments
Ability to work independently and solve complex data challenges
Desired Qualifications
Experience with Grafana or similar visualization tools
Python for data manipulation (pandas, scripting, automation)
Experience with materialized views, caching strategies, or query acceleration techniques
Pay Range
$130,000–$160,000
The Ennoble First pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
E-Verify
This employer participates in E-Verify. E-Verify is an Internet-based system that allows businesses to determine the eligibility of their employees to work in the United States.
Equal Employment Opportunity
Ennoble First is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
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Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ
Clearance: Top Secret/SCI with ability to obtain a Polygraph
Schedule: Full Time
Travel: No
Remote: No Remote
Company Overview
We are Ennoble First. The people supporting and securing some of the most complex government, defense, and intelligence projects across the country. We ensure today is safe and tomorrow is smarter. Our work has meaning and impact on the world around us, but also on us, and that's important. Ennoble First is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver.
Program Overview
This position supports a newly awarded five-year effort delivering modern, mission-critical software capabilities to a national security customer. The program leverages Agile development, DevSecOps practices, and cloud-native technologies to build and enhance scalable enterprise solutions supporting critical mission operations.
Engineers on this effort will work with cross-functional teams to design, develop, and deploy impactful capabilities while helping shape the architecture and technical direction of a long-term, high-visibility program.
Position Overview
We are seeking a SQL Engineer to support a high-visibility, data-driven application that powers analytics and reporting across the organization. This role focuses on developing high-performance SQL queries, optimizing data workflows, and ensuring the accuracy and reliability of datasets used for mission-critical decision-making.
The ideal candidate has strong experience working with large-scale data environments, performance tuning, and supporting analytics or reporting pipelines. This individual will work closely with engineering teams and stakeholders to deliver scalable, efficient, and reliable data solutions.
Primary Responsibilities
Object-Oriented Programming: Design, develop, test, troubleshoot, and maintain scalable software applications using object-oriented design principles.
REST API Development: Implement and maintain RESTful services to support application functionality and integrations.
Database Development: Develop and optimize SQL queries; contribute to database schema updates and performance improvements.
Linux Environments: Develop, deploy, and troubleshoot applications within Linux-based environments.
System Troubleshooting: Diagnose and resolve technical issues spanning application and database layers.
Solution Design Collaboration: Contribute to technical design discussions and support implementation of approved architectures.
Cross-Functional Collaboration: Partner with engineers and stakeholders to translate requirements into effective technical solutions.
Code Quality & Best Practices: Participate in code reviews and support adherence to established engineering standards.
Required Qualifications
Bachelor's degree with 8–12 years of experience, or Master's with 6–10 years of experience
Active TS/SCI with the ability to successfully pass a Polygraph
Expert-level SQL skills, including:
Complex joins across large datasets
Query optimization and execution plan analysis
Aggregations, subqueries, and window functions
Strong experience with relational databases (PostgreSQL, MySQL, Oracle, or similar)
Experience working with large-scale data supporting analytics/reporting
Proficiency in Linux environments
Ability to work independently and solve complex data challenges
Desired Qualifications
Experience with Grafana or similar visualization tools
Python for data manipulation (pandas, scripting, automation)
Experience with materialized views, caching strategies, or query acceleration techniques
Pay Range
$130,000–$160,000
The Ennoble First pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
E-Verify
This employer participates in E-Verify. E-Verify is an Internet-based system that allows businesses to determine the eligibility of their employees to work in the United States.
Equal Employment Opportunity
Ennoble First is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
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