Summary
Work History
Education
Skills
Timeline
Generic

Amos Chivaro

Oakley,CA

Summary

I am an experienced IT professional with 15+ years in designing, building, and managing complex systems across biotechnology and medical device companies. Skilled in aligning IT with business goals and excelling as both a leader and hands-on contributor.

Work History

IT Infrastructure Analyst

Pfizer, Inc.
05.2023 - Current
  • Achieved seamless system integration for devices by facilitating Lucira-Pfizer systems merger.
  • While working under the Pfizer environment, I mainly managed the Lucira platforms and some Pfizer systems.
  • Implemented networks for 2 sites by engineering and deploying Cisco Meraki at San Jose offices.
  • Enhanced network capabilities for 100 users by deploying Cisco Meraki at Berkeley site.
  • Ensured transition of SolidWorks application running on Lucira server to Pfizer domain devices.
  • Managed user accounts in the Pfizer Identity Access Management System (IAM).
  • Provided support to 300 Lucira users by assisting Lucira-Pfizer systems integration.
  • Completed data migration for 5TB by leading SolidWorks server project from Lucira to Pfizer domain.
  • Managed devices in Intune and Jamf device management tools
  • Managed 50 lab computers by leading the South San Francisco site expansion project.

IT Infrastructure Analyst

Lucira Health, Inc.
09.2021 - 04.2023
  • Increased domain security by replacing legacy system with scalable architecture and migrating all endpoints.
  • Deployed and managed Jira and confluence for tracking tickets and manage knowledge base articles
  • Managed Office 365 environment including user provisioning, licensing and access control.
  • Deployed and configured Microsoft Teams, SharePoint, and OneDrive to enhance team collaboration.
  • Entra ID user and group management, SSO across applications, MFA for enhanced security, conditional access policies to control access based on user context and managed access through Privileged Identity Management.
  • Managed Azure cloud infrastructure, deployed VMs, servers and blob storage to support business operations.
  • Deployed and managed applications using EC2 (Windows and Linux), S3 and RDS in a hybrid environment.
  • Implemented Identity Access Management (IAM), including Okta SSO, SAML, and integrated enterprise apps.
  • Deployed Okta installed agents on Active Directory to integrate with Okta and imported groups to Okta.
  • Improved IT device management by implementing ManageEngine tools for audits and endpoints.
  • Managed a network of physical and virtual servers on VMware ESXi and Datto BCDR systems.
  • Deployed and managed Cisco Meraki MX, MS250s and MR56 access points on 3 sites
  • Configured secure Okta SAML/SSO VPN access on the Cisco Meraki MX appliance and RADIUS server.
  • Deployed Jira for ticketing and knowledge base articles, and ManageEngine for asset management.

IT Consultant

Edlin Gallaher Huie & Blum, LLP
02.2021 - 09.2021
  • Improved IT support efficiency by developing comprehensive protocols and SOPs.
  • Enhanced user accessibility by implementing and managing Citrix virtual desktop for 300 users.
  • Deployed core and enterprise applications to over 300 desktops via management software.
  • Maintained 99.9% network uptime by managing all network and telephony on site.
  • Secured wireless connectivity by setting up Meraki MR56 access points across the site.
  • Achieved 100% endpoint compliance by utilizing WSUS for patch management.
  • Supported 150 remote users (during Covid-19 pandemic) by resolving Citrix VDI and Xen desktops issues.

Sr. Field Support Engineer III

Cytokinetics, Inc.
02.2020 - 12.2020
  • Administered Microsoft Windows Servers and VMware ESXI environments.
  • Entra ID user and group management, SSO across applications, MFA for enhanced security, conditional access policies to control access based on user context and managed access through Privileged Identity Management.
  • Managed and maintained Azure cloud infrastructure, including deployment of VMs, servers and blob storage to support business operations.
  • Deployed and managed applications running on Windows and Linux, and managed S3 storage.
  • Managed SaaS applications including Box and Dropbox.
  • Oversaw Active Directory for 500 users ensuring security and data integrity.
  • Migrated 100TB data from on-premises backup solution to the AWS S3 storage service.
  • Deployed Zoom conferencing for conference rooms in three buildings.
  • Managed Cisco Meraki MX infrastructure across two locations including VPN and firewall.
  • Deployed and managed devices in Intune and resolved hundreds of tier 3 desktop support escalations.
  • Managed Slack, Jira, on-prem Exchange server and Office 365 Exchange server.

Sr. Systems Administrator

Hornblower Cruises & Events
02.2019 - 02.2020
  • Improved device management efficiency by overseeing hundreds of mobile devices across platforms.
  • Deployed Okta SSO, SAML, API integrations and OIDC for secure authentication and authorization.
  • Secured data Windows machines drives by configuring BitLocker encryption via Group Policy.
  • Optimized system performance by updating and maintaining Windows operating systems and software.
  • Ensured data security for over 2500 users by managing Active Directory permissions.
  • Increased system uptime by monitoring company-wide endpoints effectively.
  • Streamlined user access by deploying roaming profiles with GPO.
  • Facilitated seamless user transitions by migrating over 2500 profiles to a new domain.
  • Managed Storage Area Network on Dell hardware.

Systems Administrator

TeraRecon, Inc.
10.2014 - 12.2018
  • Deployed BitLocker encryption, securing Windows computers company wide, improving data protection
  • Reduced onboarding time by efficiently adding a process that was used by HR, IT and managers.
  • Enhanced user management efficiency by configuring objects and groups in directory services.
  • Facilitated software access by installing applications on devices as per user requests.
  • Managed IT infrastructure, administering firewalls and routers, switches, and providing VPN access.
  • Improved communication efficiency by migrating 300 phones from RingCentral to Skype for Business.
  • Deployed and managed Network Attached Storage (NAS) using Network File Storage (NFS) protocol.

Technical Support Engineer

GoGrid, LLC
09.2008 - 10.2014
  • Successfully imaged thousands of Windows and Linux servers using Cobbler, ensuring efficient deployment and maintenance.
  • Racked and stacked hundreds of network devices, including switches and routers, optimizing data center infrastructure.
  • Managed data center environments with 99.99% uptime by proactively monitoring power and cooling resources.
  • Deployed secure VPN connections for dedicated customers using Cisco and Fortinet firewalls, enhancing network security.
  • Configured and maintained F5 load balancers and security appliances, including Cisco and Fortinet firewalls, to optimize performance and security.
  • Implemented and managed KVM switches to improve connectivity for both internal teams and dedicated customers.
  • Enhanced CDN performance and reliability by supporting HTTP and FMS services.
  • Monitored network health across hundreds of nodes using Cacti and Nagios, ensuring system stability and early issue detection.
  • Authored comprehensive knowledge base articles in Salesforce, improving team efficiency and response time.
  • Handled and streamlined issue resolution by addressing hundreds of customer queries monthly, enhancing customer satisfaction.
  • Worked closely with the security team to detect and mitigate fraudulent accounts activities.
  • Diagnosed and resolved desktop hardware issues, ensuring minimal downtime and maintaining user productivity.
  • Managed the Salesforce ticketing system and contributed to an extensive knowledge base, improving internal troubleshooting processes.

Desktop Support Specialist

St. Mary's Medical Center
07.1997 - 09.2008
  • Reduced issue resolution time by proactively identifying and resolving outstanding issues.
  • Improved client satisfaction by maintaining regular updates on issue progress.
  • Enhanced security by deploying Norton Antivirus to company devices and responding to server alerts.
  • Supported network printers by managing and resolving technical issues.
  • Created and managed accounts in the Active Directory for seamless IT operations.

Education

Business Administration - Information Technology Concentration

Golden Gate University
San Francisco, CA
01.2008

Computer Information Systems - undefined

City College of San Francisco
San Francisco, CA
01.2018

Skills

  • Egnyte, Box, Dropbox
  • Communication, Slack
  • Networking/VPN/Telephony
  • Cisco Meraki, Cisco, Cisco ASA
  • Windows and Linux Servers
  • Virtualization, BCDR
  • Microsoft 365 and GCP
  • Okta SAML/SSO, IAM
  • AWS and Azure Entra ID
  • PowerShell Scripting
  • Storage Management
  • Security and Risk Management
  • Atlassian, Slack, Zoom
  • Active Directory and ADFS
  • Project Management
  • Change Management
  • SOX Compliance
  • Vendor Management
  • MSP Management
  • Salesforce, Google Workspace
  • Xen, SAN, NAS
  • Group Policy, AV systems
  • Fortinet, Asset Management
  • Citrix, PowerShell
  • MS Endpoint Configuration Center (formerly SCCM)
  • MDM, JAMF, Intune

Timeline

IT Infrastructure Analyst

Pfizer, Inc.
05.2023 - Current

IT Infrastructure Analyst

Lucira Health, Inc.
09.2021 - 04.2023

IT Consultant

Edlin Gallaher Huie & Blum, LLP
02.2021 - 09.2021

Sr. Field Support Engineer III

Cytokinetics, Inc.
02.2020 - 12.2020

Sr. Systems Administrator

Hornblower Cruises & Events
02.2019 - 02.2020

Systems Administrator

TeraRecon, Inc.
10.2014 - 12.2018

Technical Support Engineer

GoGrid, LLC
09.2008 - 10.2014

Desktop Support Specialist

St. Mary's Medical Center
07.1997 - 09.2008

Computer Information Systems - undefined

City College of San Francisco

Business Administration - Information Technology Concentration

Golden Gate University

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