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Senior ETL Data Engineer

System One

Columbia, MD

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JOB DETAILS
SALARY
$70.55–$70.55 Per Hour
SKILLS
Application Programming Interface (API), Auditing, Automation, Best Practices, Big Data, Cloud Computing, Communication Skills, Computer Science, Customer Support/Service, Data Analysis, Data Collection, Data Formats, Data Modeling, Data Modeling Tools, Data Sets, Data Warehousing, Database Design, Database Extract Transform and Load (ETL), Distributed Computing, EAD, Emerging Technology, Healthcare, Information Technology & Information Systems, Metadata, Multitasking, NoSQL, Organizational Skills, Performance Tuning/Optimization, Programming Languages, Python Programming/Scripting Language, Quality Control, Relational Databases (RDBMS), Replication and Remote Mirroring, Retention Programs, SQL (Structured Query Language), Software Development, Statistics, Systems Maintenance, Time Management
LOCATION
Columbia, MD
POSTED
30+ days ago

Senior Data Engineer
Columbia, MD
Contract
Visa : USC, EAD, GC on W2

The Senior Data Engineer is responsible for orchestrating, deploying, maintaining, and scaling cloud and/or on-premise infrastructure supporting big data and enterprise data platforms (Relational and NoSQL, distributed and converged systems).
This role focuses on:
  • Reliability
  • Automation
  • Performance optimization
  • Delivering data-driven insights and business value
Key Responsibilities (Essential Functions)
20% – Infrastructure Development
  • Develop and maintain data infrastructure systems (data warehouses, data lakes).
  • Build and maintain data access APIs.
  • Prepare and manipulate data using multiple technologies.
15% – Data Analysis & Reporting
  • Interpret and analyze data using statistical techniques.
  • Deliver ongoing reports and actionable insights.
  • Support data-driven decision-making for key projects.
  • Design and execute quality control procedures across multiple systems.
15% – Data Modeling
  • Develop logical and physical data models.
  • Evaluate and enhance data warehouse architecture.
  • Apply metadata standards and modeling conventions.
  • Plan data classes, indexing, replication, backup, retention, and recovery strategies.
15% – Data Collection Frameworks
  • Create frameworks for structured and unstructured data collection.
15% – Continuous Learning & Innovation
  • Stay current with emerging technologies and best practices.
  • Participate in professional workshops and industry networking.
10% – ETL / ELT Development
  • Apply data extraction, transformation, and loading techniques.
  • Integrate large datasets from multiple sources.
10% – Best Practices Implementation
  • Implement best practices in:
    • Data auditing
    • Scalability
    • Reliability
    • Application performance

Required Qualifications
Education
  • Bachelor’s Degree in:
    • Computer Science
    • Information Technology
    • Engineering
    • Related field
In lieu of degree:
Additional 4 years of relevant experience (on top of required experience).
Experience
  • 5+ years of experience in:
    • Database design
    • Data modeling tools
    • ETL/ELT development
    • Application development
    • Relational database development
    • Data architecture
Preferred Knowledge, Skills & Abilities (KSAs)
Expert Level
  • SQL / NoSQL / Python (at least one programming language)
  • Database design & implementation
  • Data exchange formats
  • Data movement concepts
  • Strong analytical & problem-solving skills
Advanced Level
  • Organizational and communication skills
  • Ability to manage multiple priorities
Compliance & Work Expectations
  • Must disclose any debarment or exclusion impacting Federal healthcare program eligibility.
  • Ability to work in a fast-paced, dynamic environment.
  • Capable of handling shifting priorities and deadlines.
  • Strong customer service skills (internal & external stakeholders).
  • Ability to manage demanding or complex situations professionally.
#M1

#DI-CB2

Ref: #851-Rockville-S1


About the Company

S

System One

Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives. 

Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.

COMPANY SIZE
2,500 to 4,999 employees
INDUSTRY
Staffing/Employment Agencies
WEBSITE
https://systemone.com