AeroLeads people directory · profile
John Shearer Email & Phone Number
Director of Infrastructure
at
Simularity
1 work email found
@engage3.com
9 phones found area 925, 510, 707, 530, and 415
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Director of Infrastructure
Location
San Francisco Bay Area, United States
Company size
Who is John Shearer? Overview
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Quick answer
John Shearer is listed as Director of Infrastructure at Simularity, a with 4 employees, based in San Francisco Bay Area, United States. AeroLeads shows a work email signal at engage3.com, phone signal with area code 925, 510, 707, 530, 415, and a matched LinkedIn profile for John Shearer.
John Shearer previously worked as VP, Infrastructure Engineering & Ops at Engage3 Powered By Dexi and Sr. Director Infrastructure Engineering and Operations at Engage3 Powered By Dexi. John Shearer holds Computer Science from University Of Rhode Island.
Company email context
Email format at Simularity
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{first_initial}{last}@engage3.com
86% confidence
AeroLeads found 1 current-domain work email signal for John Shearer. Compare company email patterns before reaching out.
Profile bio
About John Shearer
Technology Leadership - Build, inspire, guide, and facilitate exceptional teams, including both technical and business-focused members. Proven success running SaaS sites, eCommerce sites, and production data centers.Infrastructure Mastery - Multi-platform system administration, network architecture, and application development. Flexibility from giving the Executive Team high-level presentations to rolling up sleeves for hands-on work with systems, networks, and software.Risk Management - Anticipate, identify, communicate, and mitigate operational risks by their probability and business impact. Calmly leading, communicating, and coordinating to resolve crisis situations with follow-through for long-term solutions. Business Goal Achievement - Direction setting, financial planning, project management, and crisis intervention with a history of producing results under all operational conditions, staffing levels and financial climates. Collaboration and Relationship Building - Bridging relationships between workgroups, both horizontally and vertically. Developing talent and salvaging at-risk team members.
Listed skills include Saas, Software Development, Data Center, Cloud Computing, and 46 others.
Current workplace
John Shearer's current company
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Simularity
11 roles · 35 years
John Shearer work experience
A career timeline built from the work history available for this profile.
Vp, Infrastructure Engineering & Ops
Sr. Director Infrastructure Engineering And Operations
Brought into an expanding startup to cultivate DevOps processes and services infrastructure that can scale.
Aug 2017 - Feb 2023
Director Of Infrastructure
Brought in by my former manager to help build a company to provide real-time big data analytics ● Created and deployed a low-cost big data analytics proof-of-concept platform for demonstrating application performance and scalability ● Established automated host configuration procedures for hybrid physical / cloud computing environment ● Built and implemented officeless network architecture to facilitate remote development, multi-site distributed infrastructure, and provide secure public access to applications ● Extracted and parsed 1 billion data points from JSON structures in Hadoop files for product demonstration
Director It, Sr. It Consultant
● Cut IT operating expense budget by 30% without sacrificing service by identifying and dropping unnecessary expenses ● Drafted and negotiated operations procedures and workflow across horizontal and vertical roles to give executive visibility into outages and streamline their resolutions, reducing downtime and improving management confidence in operations ● Spearheaded SAN and private cloud virtualization deployment to reduce capital expenses, operating costs, and business risks● Redesigned network architecture to improve security and facilitate automated software deployment● Worked with division managers to justify headcount in critical areas, recruit top candidates, and help them take ownership of their knowledge domains● Lead project to consolidate multiple application service platforms and configurations to a single, horizontally scalable single configuration platform to retire legacy hardware, eliminate legacy operating systems, improve reliability, and simplify administration
Jul 2013 - 2015
Director Of Is&T, Director Network Engineering & Operations
Reporting primarily to CxO transforming a startup culture reactive IT group into an efficient, high-performing, scalable, proactive organization by managing team of System/Network/Database Administrators and back-office/desktop support specialists to deliver both customer/partner-facing and internal corporate services for a SaaS & retail provider of online media merchant facilitation ● Introduced the first change management process to the organization to improve service availability without hampering speed to market ● Established structure and procedures in automated monitoring to ensure 100% baseline consistency on new systems & databases ● In-sourced IT operations to create manageable, reliable customer-facing services ● Led cross-functional teams to resolve business-critical problems that seemed unsolvable ● Re-engineered a WAN & VoIP solution and led implementation project, saving 20% of the original budget ● Arranged operations workflow and on-call services to accommodate legacy support structures while providing 99.5% operational responsiveness ● Analyzed business impact of service incidents and communicated results back to the management team to provide visibility and clarity
2005 - 2012
~7 yrs
Vp Engineering, Product Manager
Puremail
Managed developers, built data center infrastructure, managed reseller relationships, and guided product direction for a SaaS-based Email security & archival platform ● Implemented infrastructure and operational changes to dramatically improve service quality, availability, and reliability resulting in 100% customer and partner retention ● Pioneered and personally implemented enterprise-grade service infrastructure on a shoestring budget to give the company a viable service platform ● Introduced SDLC processes to improve quality while maximizing service uptime
2004 - 2005
~1 yr
Sole Proprietor
Webreactor Networks
● Envisioned, designed, implemented, and operated a web-based dynamic DNS service
2001 - 2004
~3 yrs
Senior Unix System Administrator
Independent Contractor For Intraware, Eds, Dantz Development
1999 - 2001
~2 yrs
Enterprise Administrator
At&T
1996 - 1999
~3 yrs
Systems Analyst
1992 - 1996
~4 yrs
4 education records
John Shearer education
Computer Science
University Of Rhode Island
Ccna
Diablo Valley College
Cissp
Diablo Valley College
Cisco Wireless Networking
Diablo Valley College
FAQ
Frequently asked questions about John Shearer
Quick answers generated from the profile data available on this page.
What company does John Shearer work for?
John Shearer works for Simularity.
What is John Shearer's role at Simularity?
John Shearer is listed as Director of Infrastructure at Simularity.
What is John Shearer's email address?
AeroLeads has found 1 work email signal at @engage3.com for John Shearer at Simularity.
What is John Shearer's phone number?
AeroLeads has found 9 phone signal(s) with area code 925, 510, 707, 530, 415 for John Shearer at Simularity.
Where is John Shearer based?
John Shearer is based in San Francisco Bay Area, United States while working with Simularity.
What companies has John Shearer worked for?
John Shearer has worked for Simularity, Engage3 Powered By Dexi, Livescribe Inc., Monsoon Commerce, and Puremail.
Who are John Shearer's colleagues at Simularity?
John Shearer's colleagues at Simularity include Atiq Rehman.
How can I contact John Shearer?
You can use AeroLeads to view verified contact signals for John Shearer at Simularity, including work email, phone, and LinkedIn data when available.
What schools did John Shearer attend?
John Shearer holds Computer Science from University Of Rhode Island.
What skills is John Shearer known for?
John Shearer is listed with skills including Saas, Software Development, Data Center, Cloud Computing, Enterprise Software, E Commerce, Start Ups, and It Management.
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