Dataflow Engineer with Security Clearance

Description Title: Senior Dataflow Engineer Clearance Required: TS/SCI
Location: Stevensville, MD
Travel: N/A Halcyon Days Consulting, LLC (HDC) is a veteran owned small business that specializes in the design and engineering of Tactical Mission Networks (TMN). This is a unique opportunity to join a small and high-performing team committed to delivering cloud platforms for exciting missions. HDC is seeking a Senior Dataflow Engineer who will be responsible for using large data sets to find opportunities for product and process optimization and using models to test the effectiveness of different courses of action. The Senior Dataflow Engineer uses a variety of data mining/data analysis methods, uses a variety of data tools, builds and implements models, uses/creates algorithms, and creates/runs simulations. RESPONSIBILITIES & DUTIES:
-Design strategies for enterprise databases, data warehouses, and multidimensional networks.
-Set operational standards for database management, query processing, and data security.
-Build and optimize data models, ensuring efficient data workflows and system integration.
-Implement and refine system performance across data infrastructure.
-Develop data mining models, algorithms, and simulations to optimize business decisions.
-Analyze large datasets to uncover trends, support decision-making, and generate insights.
-Collaborate with cross-functional teams to implement models and monitor real-world outcomes.
-Provide mentorship and support to junior team members.
-Serve as a technical expert across multiple high-impact projects.
-Prepare reports, dashboards, and tools to communicate data findings to stakeholders. REQUIREMENTS & QUALIFICATIONS: -At least 9 years of professional experience in data engineering or a related field.
-Strong hands-on experience with data exploration, cleaning, mining, visualization, and analysis.
-Proficient in developing and applying predictive models and testing frameworks.
-Capable of coordinating with business and technical teams to deploy data-driven solutions.
-Skilled in designing computer code to improve or build data-related applications and software. PREFERRED QUALIFICATIONS: -Bachelor's or Master's degree in Data Science, Computer Science, or related field.
-Experience with Python software development (or equivalent programming experience).
-Background in building custom data models and simulations to optimize business outcomes.
-Familiarity with database performance tuning, data pipeline optimization, and system integration. SALARY RANGE: $160,000-190,000
This salary range is an hourly exempt (exempt from overtime) position. Benefits are provided in addition to the salary range. BENEFITS:
HDC believes GREAT teams need GREAT tools! Health Care- Employer paid medical , dental, vision for the employee and their dependents
401K- Employer contributed 3% Safe Harbor (this benefit is contributed on your behalf even if you choose not to contribute to 401k or elect any investments), also up to 5% employer match, and 100% vested on hire date.
PTO/Holiday- 160 hours PTO/Sick leave per year, 11 paid holidays per year
Tuition Assistance- Up to $5250 per year Halcyon Days Consulting, LLC provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, pregnancy, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Description Title: Senior Dataflow Engineer Clearance Required: TS/SCI
Location: Stevensville, MD
Travel: N/A Halcyon Days Consulting, LLC (HDC) is a veteran owned small business that specializes in the design and engineering of Tactical Mission Networks (TMN). This is a unique opportunity to join a small and high-performing team committed to delivering cloud platforms for exciting missions. HDC is seeking a Senior Dataflow Engineer who will be responsible for using large data sets to find opportunities for product and process optimization and using models to test the effectiveness of different courses of action. The Senior Dataflow Engineer uses a variety of data mining/data analysis methods, uses a variety of data tools, builds and implements models, uses/creates algorithms, and creates/runs simulations. RESPONSIBILITIES & DUTIES:
-Design strategies for enterprise databases, data warehouses, and multidimensional networks.
-Set operational standards for database management, query processing, and data security.
-Build and optimize data models, ensuring efficient data workflows and system integration.
-Implement and refine system performance across data infrastructure.
-Develop data mining models, algorithms, and simulations to optimize business decisions.
-Analyze large datasets to uncover trends, support decision-making, and generate insights.
-Collaborate with cross-functional teams to implement models and monitor real-world outcomes.
-Provide mentorship and support to junior team members.
-Serve as a technical expert across multiple high-impact projects.
-Prepare reports, dashboards, and tools to communicate data findings to stakeholders. REQUIREMENTS & QUALIFICATIONS: -At least 9 years of professional experience in data engineering or a related field.
-Strong hands-on experience with data exploration, cleaning, mining, visualization, and analysis.
-Proficient in developing and applying predictive models and testing frameworks.
-Capable of coordinating with business and technical teams to deploy data-driven solutions.
-Skilled in designing computer code to improve or build data-related applications and software. PREFERRED QUALIFICATIONS: -Bachelor's or Master's degree in Data Science, Computer Science, or related field.
-Experience with Python software development (or equivalent programming experience).
-Background in building custom data models and simulations to optimize business outcomes.
-Familiarity with database performance tuning, data pipeline optimization, and system integration. SALARY RANGE: $160,000-190,000
This salary range is an hourly exempt (exempt from overtime) position. Benefits are provided in addition to the salary range. BENEFITS:
HDC believes GREAT teams need GREAT tools! Health Care- Employer paid medical , dental, vision for the employee and their dependents
401K- Employer contributed 3% Safe Harbor (this benefit is contributed on your behalf even if you choose not to contribute to 401k or elect any investments), also up to 5% employer match, and 100% vested on hire date.
PTO/Holiday- 160 hours PTO/Sick leave per year, 11 paid holidays per year
Tuition Assistance- Up to $5250 per year Halcyon Days Consulting, LLC provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, pregnancy, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

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