Data Engineer IV
Greenwood Village, CO
Category: Data
Industry: Communications
Reference ID: JN -082026-108340
Date Posted: 08/18/2026
Shortcut: http://careers.eliassen.com/9sAz6f
Description:
Hybrid 3 days onsite / 2 remote in Greenwood Village, CO
Our client is seeking a Data Engineer IV for the Infrastructure Intelligence and Analytics team to design, build, and maintain scalable ETL pipelines and data infrastructure supporting a data lake, anomaly detection models, and AI agents. The role focuses on Spark and Scala development, onboarding diverse network data sources, ensuring data quality and reliability, and enabling downstream consumers to access well-structured datasets.
We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $65.00 to $75.00/hr. w2
JN -082026-108340
Responsibilities:
- Design, develop, and maintain scalable ETL pipelines using Apache Spark with Scala for the IIA Data Lake.
- Onboard and transform network data sources including telemetry, syslogs, SNMP traps, device configurations, and ticketing systems.
- Implement monitoring and alerting to ensure pipeline reliability and performance.
- Develop and manage CI/CD deployment pipelines for data engineering solutions.
- Manage and optimize data storage across distributed file systems, relational databases, flat files, and API-based sources.
- Implement data quality checks, validation rules, and automated testing.
- Optimize performance for large-scale batch and mini-batch processing.
- Manage schemas, partitioning strategies, and storage formats for efficient querying.
- Support data backfills and recovery due to upstream issues or schema changes.
- Collaborate to align solutions with production architectures and business needs.
- Partner with data scientists and agent developers to deliver datasets for anomaly detection and AI agent workflows.
- Provide guidance on data engineering best practices.
- Document and communicate standards and processes to diverse stakeholders.
- Continuously evaluate and improve tools and approaches.
Experience Requirements:
- Proficiency in Python and strong experience with Apache Spark for distributed processing. Scala experience or willingness to learn.
- Proven experience building and maintaining large-scale ETL pipelines.
- Experience with AWS services such as S3, Glue, Athena, and EMR.
- Strong SQL and understanding of relational databases.
- Knowledge of data architecture, warehousing, partitioning, and columnar formats such as Parquet.
- Experience implementing data quality and validation frameworks.
- Experience with workflow orchestration tools, preferably Airflow.
- Proficiency with Linux and shell scripting.
- Experience with Git and collaborative workflows.
- Experience with streaming or mini-batch processing, Spark Streaming, or similar preferred.
- Experience with Kafka or similar platforms preferred.
- Experience with NoSQL databases preferred.
- Telecommunications or large-scale network operations experience preferred.
- Familiarity with network data sources such as telemetry, syslogs, SNMP traps, and device configurations preferred.
- Experience with REST APIs and cloud SDKs such as boto3 preferred.
- Experience writing automated tests for data pipelines preferred.
- Knowledge of text analysis or log parsing techniques preferred.
Education Requirements:
Bachelor's degree in Computer Science, Mathematics, Statistics, Engineering, or related field, or relevant experience. Bachelor's degree with 5+ years of data engineering experience or Master's degree with 3+ years of data engineering experience.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:
· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.
If you have any indication of fraudulent activity, please contact fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contact fraud@eliassen.com.
Please ensure that you are working directly with us by confirming the following:
- When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
- Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group, as indicated above