Senior Software Engineer
CurrentLinux kernel driver development for Slingshot.
Feb 2024 - Present
AeroLeads people directory · profile
John Heemstra Email & Phone Number
Senior Software Engineer
at
Hewlett Packard Enterprise
1 work email found
@hpe.com
2 phones found area 616
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Software Engineer
Location
Fennville, Michigan, United States
Company size
Who is John Heemstra? Overview
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Quick answer
John Heemstra is listed as Senior Software Engineer at Hewlett Packard Enterprise, a company with 201 employees, based in Fennville, Michigan, United States. AeroLeads shows a work email signal at hpe.com, phone signal with area code 616, and a matched LinkedIn profile for John Heemstra.
John Heemstra previously worked as Senior Cloud Developer at Hewlett Packard Enterprise and DevOps CI Lead Architect at Massmutual. John Heemstra holds Bachelor Of Science, Computer Science from Michigan Technological University.
Company email context
Email format at Hewlett Packard Enterprise
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{first}.{last}@hpe.com
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Profile bio
About John Heemstra
Experienced, emotionally-intelligent, Software Engineering leader with a demonstrated history of working both independently and collaboratively in the software industry. Experience leading small teams and reporting directly to senior technical executives.Well-versed in DevOps and LEAN philosophies. Deep hands-on-keyboard experience in C, assembly, Python, ansible, bash scripting, large-scale distributed systems (Cray supercomputers, MPI, shmem), networking, and Linux (both userspace and kernel driver development).Bachelor of Science in Computer Science from Michigan Technological University. Additional formal education includes a minor in Psychology and a solid background in physics as well as mechanical and electrical engineering.
Listed skills include Software Development, Distributed Systems, Linux, High Performance Computing, and 26 others.
Current workplace
John Heemstra's current company
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Hewlett Packard Enterprise
13 roles · 29 years
John Heemstra work experience
A career timeline built from the work history available for this profile.
Senior Cloud Developer
Tech lead for the group responsible for the initial bare-metal deployment of the Kubernetes-based management cluster for HPE Cray EX Supercomputers.
Jan 2021 - Feb 2024
Devops Ci Lead Architect
Tried Fintech. Didn't enjoy it. Learned that I much prefer an engineering environment and mindset.
May 2020 - Dec 2020
Architect - Ci/Cd/Ct
Architect for CI/CD/CT within the Cray business at HPE. Responsible for defining the continuous development pipeline strategy and setting the technical direction for its implementation.
Jan 2020 - May 2020
Software Engineering Manager
Hands-in-code Software Engineering Technical Manager responsible for Continuous Deployment, Install, and System Administration (internal systems) for Cray's next-generation Shasta product line. Coding work was mostly ansible, python, and bash.Reported internal system status daily to VP and SVP-level technical leadership.Worked remotely from Michigan with.
Sep 2018 - Jan 2020
Aug 2018 - Sep 2018
Senior Software Engineer
Versity is a small company with a start-up mentality and start-up staffing levels. As such my responsibilities at Versity were varied and changed rapidly depending on the needs of the company at any given time. Following are some of the activities that were primarily or solely my responsibility:One of three developers writing new features, written in.
Apr 2015 - Jun 2018
Software Engineer V
Progressed from a junior software engineer to the lead software engineer for the high-speed network driver for the Cray XT3/XT4/XT5. In this role I engineered two major changes to the networking driver: the first major change migrated the multiprocessing implementation from a single global lock to fine-grained locking. The second major change involved.
Mar 2005 - Mar 2015
Software Engineer
Developed low-level Java methods for interfacing with network devices such as managed switches and load balancers. These Java methods interfaced with Expect scripts that were used to log into the various network devices. Designed XML files that were used as configuration files describing available network devices.Worked remotely from Michigan.
2003 - 2005
~2 yrs
Software Engineer
Unlimited Scale, Inc.
Spent most of my time working on hardware/interconnect-specific job startup architecture for MPI.Worked remotely from Michigan.
2001 - 2003
~2 yrs
Software Engineer
Sgi / Cray Inc.
Operating System testing. MPI development (initial port of SGI's MPI to the Cray X1).
May 1999 - Sep 2001
Software Testing Intern
Wrote tests for MPI and the IRIX operating system. Ran tests, evaluated results, filed bugs.
May 1998 - May 1999
Network Technician
Student residential tech support for both the Ethernet and CATV networks, including installations and troubleshooting.Monitored MTU newsgroups for the purpose of addressing concerns related to student use of the campus network.Assisted with faculty training on topics such as web page development, including authoring documentation for the training.
1997 - 1999
~2 yrs
Team & coworkers
Colleagues at Hewlett Packard Enterprise
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HT
Hannah Tarpley
Colleague at Hewlett Packard Enterprise
Dallas-Fort Worth Metroplex, United States, United States
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PK
Prashant Kulli
Colleague at Hewlett Packard Enterprise
Cary, North Carolina, United States, United States
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SS
Srinivas Saitala
Colleague at Hewlett Packard Enterprise
Greater Houston, United States, United States
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AB
Allie Bagby
Colleague at Hewlett Packard Enterprise
Chicago, Illinois, United States, United States
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JT
Jesse Treger
Colleague at Hewlett Packard Enterprise
Portland, Oregon Metropolitan Area, United States, United States
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JP
Jay Pancoast
Colleague at Hewlett Packard Enterprise
Tulsa, Oklahoma, United States, United States
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MT
Michael Terranova
Colleague at Hewlett Packard Enterprise
Ann Arbor, Michigan, United States, United States
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AM
Andrew Metcalfe
Colleague at Hewlett Packard Enterprise
Dallas, Texas, United States, United States
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HP
Howie Protect
Colleague at Hewlett Packard Enterprise
San Francisco, California, United States, United States
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MR
Manohar Reddy
Colleague at Hewlett Packard Enterprise
Bengaluru, Karnataka, India, India
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Hannah Tarpley
Colleague at Hewlett Packard Enterprise
Dallas-Fort Worth Metroplex, United States, United States
View →
PK
Prashant Kulli
Colleague at Hewlett Packard Enterprise
Cary, North Carolina, United States, United States
View →
SS
Srinivas Saitala
Colleague at Hewlett Packard Enterprise
Greater Houston, United States, United States
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AB
Allie Bagby
Colleague at Hewlett Packard Enterprise
Chicago, Illinois, United States, United States
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JT
Jesse Treger
Colleague at Hewlett Packard Enterprise
Portland, Oregon Metropolitan Area, United States, United States
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JP
Jay Pancoast
Colleague at Hewlett Packard Enterprise
Tulsa, Oklahoma, United States, United States
View →
MT
Michael Terranova
Colleague at Hewlett Packard Enterprise
Ann Arbor, Michigan, United States, United States
View →
AM
Andrew Metcalfe
Colleague at Hewlett Packard Enterprise
Dallas, Texas, United States, United States
View →
HP
Howie Protect
Colleague at Hewlett Packard Enterprise
San Francisco, California, United States, United States
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MR
Manohar Reddy
Colleague at Hewlett Packard Enterprise
Bengaluru, Karnataka, India, India
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2 education records
John Heemstra education
Bachelor Of Science, Computer Science
Michigan Technological University
Engineering
Grand Rapids Community College
FAQ
Frequently asked questions about John Heemstra
Quick answers generated from the profile data available on this page.
What company does John Heemstra work for?
John Heemstra works for Hewlett Packard Enterprise.
What is John Heemstra's role at Hewlett Packard Enterprise?
John Heemstra is listed as Senior Software Engineer at Hewlett Packard Enterprise.
What is John Heemstra's email address?
AeroLeads has found 1 work email signal at @hpe.com for John Heemstra at Hewlett Packard Enterprise.
What is John Heemstra's phone number?
AeroLeads has found 2 phone signal(s) with area code 616 for John Heemstra at Hewlett Packard Enterprise.
Where is John Heemstra based?
John Heemstra is based in Fennville, Michigan, United States while working with Hewlett Packard Enterprise.
What companies has John Heemstra worked for?
John Heemstra has worked for Hewlett Packard Enterprise, Massmutual, Cray Inc., Versity, and Cray, Inc..
Who are John Heemstra's colleagues at Hewlett Packard Enterprise?
John Heemstra's colleagues at Hewlett Packard Enterprise include Hannah Tarpley, Prashant Kulli, Srinivas Saitala, Allie Bagby, and Jesse Treger.
How can I contact John Heemstra?
You can use AeroLeads to view verified contact signals for John Heemstra at Hewlett Packard Enterprise, including work email, phone, and LinkedIn data when available.
What schools did John Heemstra attend?
John Heemstra holds Bachelor Of Science, Computer Science from Michigan Technological University.
What skills is John Heemstra known for?
John Heemstra is listed with skills including Software Development, Distributed Systems, Linux, High Performance Computing, Unix, Operating Systems, Device Drivers, and Software Engineering.
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