Platform Engineer IV
Greenwood Village, CO
Category: Engineer
Industry: Communications
Reference ID: JN -082026-108339
Date Posted: 08/18/2026
Shortcut: http://careers.eliassen.com/nVTgvl
Description:
Hybrid 2 onsite / 3 WFH in Greenwood Village, CO
Our client has an opportunity for a Platform Engineer to design, build, and maintain the AWS infrastructure that underpins the IIA Data Lake, agent runtime environments, CI/CD pipelines, and graph database systems, and to develop the application code, automation, and internal tooling for those systems. This role ensures production environments are stable, scalable, and secure while enabling data science and agentic AI workloads to operate reliably at scale.
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: $70.00 to $80.00/hr. w2
Responsibilities:
- Design and manage AWS infrastructure for the IIA Data Lake including S3, Glue, Athena, and EMR.
- Manage cross-account connectivity, VPC networking, security groups, and IAM roles and policies.
- Build and maintain infrastructure for AI agent runtime environments for LangGraph agents via LangSmith Deployments.
- Design and implement event-driven infrastructure with triggers, queues, and pub or sub to orchestrate agents and data workflows.
- Support deployment and operation of AWS Neptune for a network topology graph including capacity and performance tuning.
- Implement infrastructure as code using Terraform or CloudFormation for repeatable provisioning.
- Manage IAM key rotations, secrets management, and security compliance for on-premises and cloud integrations.
- Build and maintain CI or CD pipelines for agent deployments using GitLab CI or CD, Docker, and Artifactory.
- Manage container lifecycle including image builds, versioning, and rollbacks for LangSmith Deployments.
- Automate deployment workflows to promote agents from development to production.
- Coordinate with platform teams on AI gateway integration, cross-account deployment, and connectivity.
- Support and maintain ETL pipelines in Scala or Spark, and onboard new data sources.
- Develop Python scripts, CLIs, services, and automation utilities for ingestion, deployment, and operations.
- Write integration code and glue services for upstream and downstream systems and external platforms.
- Ensure production stability with monitoring, alerting, incident response, and SLA adherence.
- Implement monitoring and alerting for deployed agents including health, errors, latency, and resource use.
- Coordinate connectivity and firewall requests with upstream data teams and platform teams.
- Support infrastructure needs for new data onboarding and scheduler maintenance with Airflow and event triggers.
- Perform other duties as required.
Experience Requirements:
- Expert experience with AWS services including EC2, S3, IAM, VPC, Glue, Athena, EMR, Secrets Manager, and CloudWatch.
- Strong infrastructure as code experience with Terraform or CloudFormation.
- Background in cross-account AWS architectures, VPC peering, PrivateLink, and transit gateway.
- IAM policy design with least privilege and service account management.
- Containerization with Docker and container orchestration.
- CI or CD pipelines with GitLab CI.
- Event-driven architectures and messaging such as Kafka, SNS or SQS, or EventBridge.
- Linux proficiency and shell scripting.
- Monitoring and alerting with CloudWatch, Prometheus, Grafana, or similar.
- Networking fundamentals including DNS, CIDR, NAT, VPC endpoints, firewalls, and security groups.
- Cross-team coordination on connectivity and access requirements.
- Proficiency in Python or a comparable language for automation and tooling.
- Software engineering fundamentals including Git workflows, code review, modular design, dependency management, and documentation.
- Automated tests for application and infrastructure code and CI or CD integration.
- Integration against REST APIs and cloud SDKs such as boto3.
- Preferred: graph databases such as AWS Neptune or Neo4j.
- Preferred: Apache Kafka or similar streaming platforms.
- Preferred: Apache Spark with Scala for distributed and streaming processing.
- Preferred: Airflow or similar orchestration platforms.
- Preferred: telecommunications or large-scale network operations experience.
- Preferred: familiarity with AI or ML infrastructure such as model serving, compute, and artifact management.
- Preferred: Splunk integration including Edge Processor and MCP connectivity.
- Preferred: AWS certifications such as Solutions Architect or DevOps Engineer.
- Preferred: experience developing and operating small services or APIs with FastAPI or Flask.
Education Requirements:
Bachelor's degree in Computer Science, Information Technology, Systems Engineering, or related field, or relevant experience. Bachelor's degree: 5+ years of platform or infrastructure engineering experience. Master's degree: 3+ years of platform or infrastructure 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