Alex Gerlach

System Architect at Coeur Mining, Inc.

Chicago, Illinois, United States

About

A motivated and experienced IT professional with a wide array IT infrastructure skills with a focus on high availability environments and project delivery. A great team member and leader who communicates effectively with technology and business users. Always looking to strengthen my skills and further my knowledge of new technologies.

Experience

  • Coeur Mining, Inc. (Hybrid)
    • System Architect
      Mar 2022 - Present · 4 yrs 4 mos

      - Create architectural and guide documentation for knowledge base for global & local systems. - Designed and built Azure Infrastructure as a Service (IaaS) from the ground up, establishing a robust and scalable cloud environment to meet the company's evolving needs. - Deployed Microsoft Sentinel as a Security Information and Event Management (SIEM) solution. - Rolled out multiple MFA types including Authenticator, FIDO2, Windows Hello for Business, mobile passkeys, and OAUTH tokens. - Implement PAM solution for internal password management and external access to internal resources. - Configure DKIM/DMARC for all email domains. - Migrate Active Directory & Azure permissions towards Zero-Trust model. - Migrate corporate infrastructure to a new datacenter with minimal downtime. - Set global policy and standards for IT infrastructure, groups, service accounts. - Built a new DR plan to accommodate changes in technology & infrastructure. - Improve AcQuire SQL availability through SQL log shipping. - Establish new relationships with Business teams and improve relationships with Site IT. - Own Microsoft Enterprise Agreement and establish new EA with updated licensing. - Manage vendors, negotiate, consolidate, and co-term contracts. - Review budget spending, provide forecasts, and enact cost saving processes.

    • System Engineer
      May 2019 - Mar 2022 · 2 yrs 11 mos

      - Take ownership of global systems like Active Directory, Exchange, patching, and monitoring. - Design & implement new resilient host server and storage infrastructure. - Implement global monitoring and notification systems for server & networking devices. - Replace backup systems and backup plan using Veeam & cloud infrastructure. - Built patching infrastructure to improve server OS patching, firmware, and VMware patching. - Migrated Active Directory Forest from 2008 to 2016. - Manage Exchange 2010 project to migrate to Exchange Online & Exchange 2016. - Transitioned email security gateway (ESG) systems from Barracuda on-prem to Mimecast. - Responsible for Disaster Recovery testing and improvement. - In charge of Microsoft Enterprise Agreement True Up. - Insource all responsibility previously managed by MSP. - Manage additional network engineer responsibilities for 1+ years. - Provide leadership, global oversight, and guidance to Site IT teams.

  • IT System Engineer at Invenergy LLC
    Oct 2016 - May 2019 · 2 yrs 8 mos

    - Administer multiple domains with 35+ external offices and generation sites. - Support web, application, and database servers for Dev & Prod across multiple domains. - Manage, upgrade, & improve Citrix XenDesktop with XenServer & Hyper-V setup. - Develop SQL server skills and implement backup, maintenance, and upgrade plans. - Build & rack host servers and setup HA environments for virtual servers. - Architect Azure solutions for networking, server, and database needs. - Automate multiple tasks via PowerShell to allow team to focus on larger responsibilities. - Create & implement Windows OS patching schedule for 700+ servers. - Develop & Monitor Backup solutions using StorageCraft for all necessary servers - Setup & Maintain DR solution through backups to DRaaS site - Evaluate hardware & software needs of the business and influence purchasing decisions. - Monitor alerts through Splunk & PRTG probes and notifications. - Transition from on premise Exchange 2010 to Office 365 environment. - Uphold NERC CIP compliance standards in our SCADA domains.

  • Allstate (Allstate Investments)
    • Windows Systems Engineer
      Jun 2014 - Oct 2016 · 2 yrs 5 mos

      - Support web, application, and database servers for Dev, UAT, & Prod environments. - Create & administer Investments SharePoint sites - Support network & firewall related issues and support FTP connections - Install, publish, & administrate Citrix applications - Implement changes to web applications & support IIS environment - Create user, process, system, & FTP IDs for use throughout the environments - Setup & administer NAS & SAN share & folder structure security

    • QRM System Administrator
      Mar 2014 - Oct 2016 · 2 yrs 8 mos

      - Install Quantitative Risk Management software in development & production environments - Upgrade QRM application components after yearly releases - Upgrade, setup, & transition database servers from SQL 2008 to 2012 - Security Admin within QRM application which manages users, access, & related servers - Manage application, Citrix, grid, & database servers strictly for QRM - Create & manage process IDs & Windows groups for use within the application & servers - Support & troubleshoot issues experienced by users in the QRM application

    • Desktop Services - Senior
      Feb 2014 - Jun 2014 · 5 mos

      - Manage Desktop Service professionals and focus on Environment Management. - Worked with business partners to balance business needs with IT availability. - Assist with creation of packaging, testing, and implementation of new & upgraded software. - Build and maintain virtual machines in vCloud/VMware environment for application testing. - Assisted in upgrade of our Citrix (remote desktop) environment and publishing applications. - Introduced Two Factor Authentication to all users through presentations and communication.

  • Web Developer at Adayana
    Jan 2010 - Mar 2010 · 3 mos

    · Working as a surge developer for JKDCC program. · Using HTML, CSS, and Flash to develop low bandwidth web-based learning courses · Create and publish courses using ROCCE

  • Product Analyst - Intern at Applied Systems
    May 2008 - Aug 2008 · 4 mos

    · Member of the Product Management team developing revolutionary insurance software. · Processed over 100 defects found in the system including validation of workflow used to find the defect, providing a solution for resolving the defect being careful to comply with integrity of original design layout, guidelines, and principles. · Designed new screens, pop ups, and windows to be implemented into software. · Researched and laid out 60-page documentation needed to communicate with development team to implement 5 new search functions into the software. · Created professional corporate documents such as a White Paper outlining the security advantages of the system, and research needed to tackle CRM needs of users.