Sr Data Warehouse Lakehouse Developer

About Lumen

Lumen connects the world. We are igniting business growth by connecting people, data and applications - quickly, securely, and effortlessly. Together, we are building a culture and company from the people up - committed to teamwork, trust and transparency. People power progress.

We're looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.

The Role

We are seeking a Senior Data Warehouse/Lakehouse Developer to design, build, and optimize enterprise data solutions. This role combines advanced development expertise with strong analytical skills to translate business requirements into scalable, high-performance data systems. You will work closely with architects, product owners, and scrum teams, provide technical leadership, and ensure best practices in data engineering and testing.

Location

The position is a Work-From-Home available from any US-based location. You must be a US Citizen or Permanent Resident/Green Card for consideration.

The Main Responsibilities

Design & Development

• Develop and maintain ETL/ELT processes for Data Warehouse and Lakehouse environments.

• Create and optimize complex SQL queries, stored procedures, and data transformations.

• Build and enhance source-to-target mapping documents.

• Assist with UAT build and data loading for User Acceptance Testing.

• Estimate levels of effort (LOEs) for analysis, design, development, and testing tasks.

Technical Leadership

• Provide technical leadership and mentorship to team members.

• Collaborate with architects, system engineers, and product owners to understand and detail business/system requirements and logical/physical data models.

• Participate in and consult on integrated application and regression testing.

• Conduct training sessions for system operators, programmers, and end users.

Analytical Expertise

• Analyze programming requests to ensure seamless integration with current applications.

• Perform data analysis and mapping to ensure accuracy and consistency.

• Generate test plans and test cases for quality assurance.

• Research and evaluate problems, recommend solutions, and implement decisions.

Continuous Improvement

• Monitor and optimize data pipelines for performance and reliability.

• Stay current with emerging technologies and recommend improvements to architecture and processes.

• Adapt to changing priorities and aggressive project timelines while managing multiple complex projects.

What We Look For in a Candidate

Technical Skills

• Proficiency in SQL and at least one programming language (Python, Java, Scala).

• Experience with ETL tools (Informatica, Kafka) and Lakehouse technologies (Azure Data Factory, PySpark).

• Familiarity with databases (Databricks, Oracle, SQL Server).

• Knowledge of modeling tools (Visio, ERwin, UML) and data analysis tools (TOAD, Oracle SQL Developer, DBeaver).

• Strong understanding of data warehousing concepts and Lakehouse architecture.

Analytical & Problem-Solving

• Ability to translate business requirements into technical solutions.

• Strong troubleshooting and performance tuning skills.

• Demonstrated organizational, oral, and written communication skills.

Experience

• 6+ years of experience with a Bachelor's degree OR 4+ years with a Master's degree.

• Proven ability to lead technical teams and manage projects.

• Experience in applications development and systems analysis.

Preferred Qualifications

• Project management experience.

• Familiarity with CI/CD pipelines and version control (Git).

• Exposure to big data frameworks (Spark, Hadoop) and cloud ecosystems (Azure, AWS, GCP).

Compensation

This information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location. Individual pay is based on skills, experience and other relevant factors.

Location Based Pay Ranges

$82,969 - $110,625 in these states: AL AR AZ FL GA IA ID IN KS KY LA ME MO MS MT ND NE NM OH OK PA SC SD TN UT VT WI WV WY

$87,117 - $116,156 in these states: CO HI MI MN NC NH NV OR RI

$91,266 - $121,688 in these states: AK CA CT DC DE IL MA MD NJ NY TX VA WA

Lumen offers a comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks that enhance your physical, mental, emotional and financial wellbeing. We're able to answer any additional questions you may have about our bonus structure (short-term incentives, long-term incentives and/or sales compensation) as you move through the selection process.

Learn more about Lumen's:

Benefits (https://jobs.lumen.com/global/en/benefits-statement)

Bonus Structure

#LI-Remote

#LI-PS

Requisition #: 340407

Background Screening

If you are selected for a position, there will be a background screen, which may include checks for criminal records and/or motor vehicle reports and/or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page (https://jobs.lumen.com/global/en/faq) . Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis.

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Equal Employment Opportunities

We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, gender expression, marital status, family status, pregnancy, or other legally protected status (collectively, "protected statuses"). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.

Disclaimer

The job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions.

In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a similar name.