Core Natural Resources · 4 hours ago
Cloud & Data Engineer - On-site Only
Core Natural Resources is seeking a Cloud & Data Engineer to support the design, build, and maintenance of their cloud infrastructure and data lake environment. This role will focus on delivering production-grade systems that enable analytics, automation, and reliable operations across enterprise platforms.
Mining & Metals
Responsibilities
Implement and maintain cloud infrastructure using infrastructure-as-code and CI/CD pipelines (Terraform, Git-based workflows)
Develop, test, and monitor ETL/ELT data pipelines for ingestion, transformation, and analytics-ready data flows
Maintain and scale Core’s cloud-native data lake to support business reporting, data quality, and financial operations
Build, manage, and operationalize backend APIs and service integrations, ensuring secure and stable data exchange
Support internal applications and operational tooling deployments — focusing on automation, availability, and performance
Implement observability tools (e.g., logging, tracing, monitoring, alerts) across infra and data systems
Participate in incident resolution, root-cause analysis, and ongoing ops improvement
Create and maintain technical documentation: pipeline architecture, API contracts, infrastructure diagrams, and data lineage
Collaborate with internal teams to deliver consistent and auditable cloud solutions aligned to enterprise standards
Qualification
Required
Bachelor's degree in Computer Science, Software Engineering, Data Engineering, or a related technical discipline
Professional experience in cloud or data engineering roles, with demonstrated ownership of production-grade deliverables
AWS Certified Solutions Architect Associate (or higher) required. Applicants without AWS certification must complete Certified Solutions Architect Associate certification within 60 days of hire
Must have experience working in environments with multi-account AWS architectures, enterprise security controls, and cost optimization practices
Ability to independently deliver end-to-end cloud/data solutions from architecture to production with minimal oversight
Demonstrated ability to integrate AWS data pipelines with at least one ERP or enterprise financial platform in production
Hands-on experience with AWS services including S3, Lambda, RDS, IAM, and ETL tools such as Glue and Step Functions
Proficiency in Python and SQL for data processing, transformation, and scripting
Demonstrated experience developing, integrating, or consuming RESTful APIs in a backend context
Proven experience deploying infrastructure using Terraform in a team-based GitOps workflow
Solid understanding of data lake architecture, data modeling principles, and pipeline orchestration (batch and streaming)
Experience with monitoring and observability tooling (e.g., CloudWatch, Prometheus, Grafana), including alerting and dashboarding
Preferred
1–3 years of professional experience in production-grade cloud, data, or backend engineering roles
Hands-on experience with orchestration platforms such as Apache Airflow, dbt, or AWS-native equivalents for automated pipeline management
Proficiency in containerization and backend service deployment workflows, including Docker and orchestration on ECS or EKS, with knowledge of CI/CD integration
Experience developing and maintaining backend applications using Python frameworks such as Django or FastAPI, or Node.js frameworks such as Express.js
Familiarity with microservices architecture and service-to-service communication using REST or gRPC
Understanding of event-driven architectures using AWS SNS, SQS, Kinesis, or Kafka
Experience with unit testing, integration testing, and continuous testing practices (e.g., PyTest, Jest)
Knowledge of relational and NoSQL databases (e.g., PostgreSQL, DynamoDB, MongoDB) and ORM frameworks (e.g., Django ORM, SQLAlchemy)
Experience deploying and integrating machine learning models into production systems using frameworks such as scikit-learn, TensorFlow, or PyTorch
Familiarity with MLOps workflows — model packaging, versioning (e.g., MLflow), and monitoring in a cloud environment
Company
Core Natural Resources
Core Natural Resources is a world-class producer and exporter of high-quality, low-cost coals, including metallurgical and high calorific value thermal coals.
H1B Sponsorship
Core Natural Resources has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
Funding
Current Stage
Late StageCompany data provided by crunchbase