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Alexander Hostetler Email & Phone Number
Sr System Architect
at
Cerner Corporation
LinkedIn matched
✓ Verified Jun 2026
3 data sources
Profile completeness 86%
Current company
Role
Sr System Architect
Location
Littleton, Colorado, United States
Who is Alexander Hostetler? Overview
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Quick answer
Alexander Hostetler is listed as Sr System Architect at Cerner Corporation, based in Littleton, Colorado, United States. AeroLeads shows a matched LinkedIn profile for Alexander Hostetler.
Alexander Hostetler previously worked as Senior System Architect at Oracle and Senior System Architect at Cerner Corporation. Alexander Hostetler holds Bs, Information Technology, Computer Science, Communications from Central Michigan University.
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Email format at Cerner Corporation
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Cerner Corporation
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Profile bio
About Alexander Hostetler
I am a results-driven Senior System Architect and Systems Engineer with a robust background in designing, developing, and managing cloud infrastructure and big data technologies. With over a decade of experience in the tech industry, I have honed my Python, Bash, and Java skills, complemented by deep expertise in Unix/Linux system engineering, networking principles, and cloud services.Currently, I am leading the infrastructure design and development for Oracle Cloud Infrastructure (OCI) at Oracle, focusing on Kerberos and Storm services. My role involves managing and optimizing Cloudera Hadoop clusters, transitioning standalone Kafka platforms into OCI's Big Data Service, and ensuring the seamless migration of AWS clusters to OCI.Throughout my career at Oracle (formerly Cerner Corporation), I have successfully led cross-functional teams to deliver complex projects, optimize system performance, and implement innovative solutions to enhance scalability and efficiency. My key achievements include:Infrastructure Leadership: Designed and developed OCI Cloud infrastructure for Kerberos and Storm services, creating 9 BDS clusters per environment.Cluster Management: Oversaw 30 Cloudera Hadoop clusters in production, with the largest Kafka cluster comprising approximately 100 nodes and Storm clusters averaging 20-30 supervisors.OCI Migration: Spearheaded the transition to OCI, planning for 6 Storm clusters per environment and additional clusters for production.High-Volume Data Processing: Managed Storm topologies moving up to 52 million messages every 10 minutes and optimized Hadoop clusters ranging from 100 to 1,000 nodes.Technical Optimization: Implemented configuration as code to enhance scalability and efficiency and adopted new tools and technologies during code uplifts.I am passionate about leveraging my expertise in system architecture, cloud infrastructure, and big data technologies to drive innovation and operational excellence. My technical acumen is matched by solid project management skills, enabling me to lead projects from concept to completion while ensuring stakeholder satisfaction.Open to new opportunities: I am actively seeking challenging roles as a Senior System Engineer, System Architect, Lead System Engineer, or Site Reliability Engineer. If you want a dedicated and knowledgeable professional to join your team, let's connect!
Current workplace
Alexander Hostetler's current company
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8 roles
Alexander Hostetler work experience
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Senior System Architect
Current- Infrastructure Leadership: Led the design and development of OCI Cloud infrastructure for Kerberos and Storm services, while assisting with the creation of 9 BDS clusters per environment.
- Cluster Management: Managed around 30 Cloudera Hadoop clusters in production, primarily hosted in AWS, supporting clusters with Kafka and Storm technologies. The largest Kafka cluster included approximately 100 nodes.
- OCI Migration: I spearheaded the transition to OCI, planning for 6 Storm clusters per development/staging environment and additional clusters for production. I transitioned our platform from stand alone Kafka into BDS.
- High-Volume Data Processing: Oversaw Storm topologies, each moving up to approximately 52 million messages every 10 minutes, most clusters hosting 40-50 topologies of varying uses. Managed Hadoop clusters ranging from.
- Technical Optimization: I implemented configuration as code to enhance scalability and efficiency and adapted new tools and technologies during code uplifts.
- Cross-functional coordination: Led complex troubleshooting efforts impacting the entire platform, ensuring operational reliability, and collaborated closely with other teams on project statuses, issues, and.
Oct 2022 - Present
Senior System Architect
- Technical Leadership: Led system architecture design and provided technical support for complex infrastructures, ensuring optimal performance and scalability.
- Project Management: Managed project timelines, support queues, and collaborated with cross-functional teams to resolve incidents and develop proactive solutions.
- System Performance Optimization: Utilized advanced monitoring and observability tools to analyze, troubleshoot, and enhance system performance.
- Support Escalations and Mentorship: Acted as primary contact for support escalations, managing relationships with support teams and mentoring junior team members.
- Big Data Technologies Deployment: Deployed, configured, and maintained big data technologies (Kafka, Zookeeper, Storm, Hadoop) across on-prem and AWS environments using Red Hat/Oracle Linux.
Apr 2022 - Oct 2022
Lead Systems Engineer
- Operational Readiness and Change Management: Performed daily system operations tasks, managed changes, and project activities to ensure high availability and performance.
- Automation and Efficiency Improvement: Developed and deployed automation tools to optimize daily activities, enhancing efficiency and reducing manual efforts.
- Root Cause Analysis and Issue Resolution: Troubleshot and resolved performance issues in production systems, ensuring seamless operation.
- Event Support and Monitoring: Implemented and maintained solutions and services for events, creating monitoring and alerting systems using Zabbix and Grafana for proactive issue detection and resolution.
- System Implementation and Maintenance: Managed system implementation, support, monitoring, and maintenance to ensure reliable and efficient operations.Kafka / Storm / CDH / CM / Kerberos / Big Data in AWS
Feb 2021 - Apr 2022
Senior System Engineer
Oct 2017 - Feb 2021
System Engineer
Oct 2013 - Oct 2017
Assistant Manager
Aug 2009 - Aug 2010
Web Design And Sales
Great Lakes Sporting Arms
May 2009 - Aug 2009
1 education record
Alexander Hostetler education
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Central Michigan University
FAQ
Frequently asked questions about Alexander Hostetler
Quick answers generated from the profile data available on this page.
What company does Alexander Hostetler work for?
Alexander Hostetler works for Cerner Corporation.
What is Alexander Hostetler's role at Cerner Corporation?
Alexander Hostetler is listed as Sr System Architect at Cerner Corporation.
Where is Alexander Hostetler based?
Alexander Hostetler is based in Littleton, Colorado, United States while working with Cerner Corporation.
What companies has Alexander Hostetler worked for?
Alexander Hostetler has worked for Cerner Corporation, Oracle, Pc Outlet, and Great Lakes Sporting Arms.
How can I contact Alexander Hostetler?
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What schools did Alexander Hostetler attend?
Alexander Hostetler holds Bs, Information Technology, Computer Science, Communications from Central Michigan University.
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