Experienced senior systems administrator familiar with user support and root cause analysis. Advanced knowledge of infrastructure/application operations or migration with dedication to see issues & or development through to end. Work well in remote and desk-side environments.
Overview
19
19
years of professional experience
Work History
Senior Systems Engineer (Azure)(Contractor)
Railroad Retirement Board
09.2024 - Current
Upgraded existing on prem systems to support later version of Windows server & server role migrations, Active Directory, DHCP, DNS, RootCA/SubCA roles.
Migrations of on prem DFS name spaces & data to Azure file shares, with DFS name spaces hosted on an Azure instance Server 2025.
Created security standards for Debian & Red Hat enterprise based Linux distributions following the DISA STIG guidelines.
Worked with members of the application support teams to upgrade and migrate agency applications to be supported on modern version of Windows & IIS to be hosted in Azure.
Created SOPs for common operating practices in supporting the following systems MoveIT FTP Exchange Hybrid tasks.
Upgraded Exchange server 2016 to modern Exchange Server Subscription Edition.
Upgraded VMware vSphere from version 6.7 to 8.0.3
Public Trust certified.
Senior System Engineer
Optimas OE Solutions
01.2023 - 09.2024
Assisted team in migrating data center equipment from Aurora to Franklin Park TierPoint data center.
Worked with team to deploy VMware SRM to replicate production instances to new DR site in TierPoint Milwaukee datacenter.
Reconfigured and migrated Dell PowerEdge R650 servers to support new sites.
Worked on development for a central business process management document repository to be used globally for all employees domestic and international with in SharePoint online.
Developed a repeatable process to integrate Microsoft robotic process automation to assist in customer order automation.
Integrated Quest Enterprise Reporter across 2 source and one target domain to perform LDAP and authentication discoveries in preparation of Active Directory consolidation.
Developed upgrade plan for externally hosted web servers and defined possible migration directions for PAAS offerings to build in Azure app services.
Perform key ADDS/GPO/DFSR/NTDS system stabilization across domains in planning for consolidation with ADMT/Quest.
Scrutinized existing GPOs in primary source domain for migration to target.
Migrated Print Node application and print Windows server role to newer 2019 server in target domain to consolidate Zebra label & HPE printers to further stabilize printing from NetSuite.
Remote
Collaborated with clients to determine need and devise appropriate software and hardware solutions.
Performed root cause analysis to provide resolutions for production issues.
Created manuals and taught training sessions to educate co-workers on new systems.
Premier Support Engineer
US-Cloud
11.2021 - 11.2022
Represented US Cloud in communications via phone, email, and web to assist clients and partners in deploying, operating, and troubleshooting Microsoft technologies on the 3rd shift team.
Drove down ticket resolution time for initial response SLA by responding to all ticket intakes as a high severity as standard, down to less than 3 minutes per case.
Focused on, Office 365, Azure, SharePoint, SQL, Teams, System Center, with a dedicated focus on Windows server roles and Active Directory.
Fostered positive client relationships and effectively managed challenging situations to drive client success & expectation.
Drove client success and adoption of Microsoft technologies while reducing time and cost to onboard and resolve tickets.
Served as an escalation point for client tickets, participating in proactive account management and providing high-quality data/feedback for service improvement.
Analyzed trends and common themes across clients for effective service delivery.
Created deliverables to address common client needs and support.
Built plans considering potential obstacles and immediate and long-term consequences for supporting client projects around migrations and upgrades.
Provided stakeholder assistance throughout deployment to avoid or resolve technical issues.
Provided and drove actionable feedback across shifts about client experience/feedback & pending case update.
Contributed to client change management and initiative adoption.
Contributed and participated in meetings to articulate offerings/ticket resolution to clients.
Remote
Systems Engineer
Health Trio
01.2020 - 11.2021
Defined processes and best practices around upgrades to core infrastructure servers from older unsupported OS to Server 2019.
Developed custom workflows for various business needs, resulting in improved productivity around project management/documentation process flows using Jira & Confluence.
Performed recovery of Active Directory during a critical system outage due to failed network isolation, DC in un writable state.
Designed tailored disaster recovery solutions to maintain uptime using Zerto replication.
Collaborated with cross-functional teams to successfully complete a complex project upgrading applications to support Java 11.
Assisted in process planning and implementation of PagerDuty for dynamic alerting and on call shift rotations processing.
Worked with cross functional teams to provide support in upgrading application image containerization using Kubernetes/Docker & managed by Rancher.
Upgraded infrastructure to vSphere 7.3 to better support modern application instance awareness and management using Tanzu, PowerEdge 740DXs with vSAN local flash disk.
Deployed and migrated storage backbone using NetApp AFF A800s in both Tucson data centers hybrid ISCSI & Fiber channel.
Upgraded firmware and OS versions for Cisco UCS hardware.
Upgraded TOR switches in support of new hardware, Nexus 9k switches.
Sr Systems Administrator Internal/External Hosting
Column Technologies
08.2017 - 12.2019
Created and implemented standardized active directory groups for each department with in the 13 Column based companies for use in a multi-tier SharePoint online environment using AD Synch requirements for system was to be outlined by stake holders by all companies/groups of management all objectives were met.
Integrated SailPoint identity management/IIQ for automatic entitlements of new hires to gain access to key business systems as a birth right on day one based on company/department/role.
Integrated this process with an email trigger to users reported manager in their AD user object to alert or trigger when an employee was requesting access to a security group that was relevant to that level of company management.
Systems integrated vSphere hosted Labs/SharePoint Online/Shared Drives/ Access to security systems/IT shares for user application provisioning/ Built & Integrated key business systems with Okta single sign on to assist with security concerns.
Applications behind Okta 13 Office-365 Domains with all Office tools, MS Dynamics AX ERP portal, SailPoint/IIQ, Sales Force, Comodo Endpoint Security, Druva Endpoint Backup, AWS/Azure Portals, ServiceNow, ADP, Jira/Confluence, WebEx, Concur Expenses tracking, ShoreTel Bridge, developed deployment standards for virtual machine deployments based on Rapid 7 Insight VM Scans with as tight security as possible for windows systems.
Developed deployment standards for all Linux based systems Red Hat/CentOS7 to use disk-based encryption at boot and for all disks deployed at the root of each volume this was a requirement from clients being hosted following the HIPA compliance standards for client University of SF
Configured and deployed multitenancy for SQL & Postgres Databases for use of clients when licensing or hosting cost was a constraint for clients.
Worked alongside product development teams in Column information security & Column Case To build hosted multitier based on BMC backend with a custom software built in house called Case investigative.
Worked with professional services consulting teams from Column technologies on behalf of hosted Column cloud projects for clients Chicago BIA, COPA, FD, OIG, University of SF, Eaton, Jackson Hewitt, Royal Caribbean, Omnicom, Worked IT teams to assist in building IPSEC or VTI B2B VPNs for their site-to-site access for integrations or user to SAAS offering from Column Cloud
Upgraded Internal and hosting IT platforms at both of Columns Datacenter sites from ESXi/vCenter 6 to vSphere 6.7 update 3 with Veeam 9.5.4a
Cleaned and standardized networking methodologies being used for host networking and network gateway routing from FWS to top of rack switches since ASA FWs were becoming a contention point for network bandwidth for over 25 VLANS.
Worked closely with members of IT staff to architect and confirm acquisition of new technologies to replace our current IT and Hosting Backbone in one of our Datacenter locations accounting for space needed to compress our existing internal system all in to one site in 2 42U racks.
New tech includes multiples of some of the following.
ASA 2010s, Nexus 9300, Dell S5148f, 4 PowerEdge 740DXs, Compellent Sans, F5 Load balancers, VxRail Ready nodes for fast expansion
This new build and migration will not be completed till end of December 2019 based on my projections and following my deployment methods in conjunction with migrating production client system DNS VPNs & NAT rules to new networks.
98K lines of 9.7 ASA FW and catalyst switch code.
Office & Remote
Systems Administrator VMware SME
CARDINAL INTELLECTUAL PROPERTIES
05.2016 - 08.2017
Created Deployment Standards for each of Cardinals-IP sub companies/domains for vSphere operating environments implementing security baselines & benchmarks from Nessus vulnerability scanner.
Migrated 11 Physical servers from windows server 2003 to 2016 VM in a newly built vSphere Dell VRTX blade Cluster.
Created and implemented a backup and data restore process using Veeam Availability Suit to Azure cloud for yearly end & monthly backups following the NIST Standards.
Repaired miss configurations of VMware VUM created Host and VM tags and baselines to standardize tools integration and Host ESXI versioning to 6.5 VC 6.5 baselines.
Migrated 97 VMS to VMware tools Version 10.2 Compatibility version 9.
Scripted Deployment for VM upgrades to VMNET 3 and SCSI Para virtual drivers to improve disk IOPs network throughput 30% improvement of utilization overall.
Assisted in the planning & retention process for Email Migration to Office 365 for Cardinal Law group and Cardinal-Holding Sub Company domains.
Performed operational support to back fill for Dev ops Engineer role and to assist with updating server and application components list to update Dev Teams Wiki Sites during transitioning period.
Migrated Dev teams test & stage environments to a better suited vSphere cluster to separate test stage from production.
Created new GPO policies to improve access level rights between Domains separated user accounts to be used when security elevation is needed on a task from normal user accounts for Dev Team and IT Admins
Integrated key Dev systems into the IT support workflow and creating alerting from Orion and logging with Gray log, creating new log streams.
Worked Closely with dev team management during the Deployment & configurations of Chef and Puppet for testing if it meets company requirements.
Senior Systems Engineer (Contractor)
TEAM LOGIC IT
01.2016 - 05.2016
Configured and installed new Networking equipment for various client networks using Cisco/Meraki and Ubiquity networking equipment.
Created system image standards to assist in new client onboarding and system refreshing process.
Configured VCSA 6 with in our internal network with distributed content libraries to deploy over WAN to client networks with content subscriptions to deploy templates for new server builds.
Migrated DHCP AD DNS Print server file server roles from server 2003 to 2016 for one of our largest clients Olympic Controls
Implemented V Cloud Director suit for Rabine Group multi-site VM data centers with NSX networking security.
Created process for AD policies and permission rules discovery due to the high level of permissions issues and security concerns at Rabine
Configured new host to lighten the load placed in the Schaumburg data center.
Configured and implemented MDM and contact management system for Food for thought in HQ with Meraki systems manager.
Installed HA RDS/TS services for remote office users to access internal resources from the web.
Monitored backup process for various customer's networks and would report issues to external management teams with remediation’s.
Installed and configured Datto backup appliance with cloud-based backup subscriptions.
Cloud Systems Architect (Contractor)
XCEPTION-SYSTEMS
04.2015 - 01.2016
Implemented Greenfield deployments of Cloud suit to host multi-tenant instances of compute network storage & security.
Install/configure of NSX VN and policy's for VMs with micro firewall segmentation with physical Cisco network IPS both in DC and at customer remote site to site VPN points.
Designed colo location site power level requirements cooling and failover event procedures/autonomous events for Power/Cooling/WAN/Host
Implemented Software/Hardware/Site level disaster recovery with SRM in vCloud director asynchronous mirror across SANs for customer mission critical applications.
Deployed baseline applications in customer viewable store front with AD FS Exchange/OwnCloud/Jabber Bridge/Web servers/Hosted Storage by vDisk/Digital Signage/SCCM/MDT/Jira/Confluence & other SAAS offerings.
Designed network and delivery system for clients with real time branding & data access with zero trust configuration for remote devices and intelligent digital ads.
Base components consist of Android Raspberry-Pi SUSE Linux SSL & network routing 4G LTE.
In Office
Systems Administrator
AKIRA CHICAGO
01.2014 - 03.2015
Support 40 + users in a Citrix VDI environment hosted on 4 high density VMware ESXI HP Gen 8 host.
Developed a deployment plan and implemented Xen App 7.5 as a hosted Service for user with more demanding user applications to prevent VDI systems from being over utilized.
Created centralized file storage systems with user AD group authentication for different business groups.
Implemented in store traffic counters with MAC address-based scanning of customer's mobile devices for in store push down advertising as well as royalty program for returning customers.
Real time analytics on conversion rate information in a single pane of glass web dashboard
Assisted with the JDS X store POS software Upgrade on store registers and upgraded office 2007 to 2013.
Installed physical Vera Phone devices with on screen changeable advertising by season and to ensure PCI secure authentication for credit card transactions in all stores.
Developed a baseline image on Ubuntu for remotely managed Xibo video image deployments for all stores distributed via CMS & STS VPN.
HQ Office Chicago
Systems Administrator (Contractor)
MODIS
10.2013 - 01.2014
Supporting Systems configurations and builds with SCCM 2012 software package & Delivery.
Supporting failed packages and recreating batch script for proper delivery of software.
Modifying and rebuilding task sequences for proper MS Bit Locker Encryption & image deployment tasks.
Improved based image and updated primary source images to be deployed.
Improving Network communication from SCCM site servers to endpoint Devices.
Client Sites
Endpoint Mobility Engineer (Contractor)
ANIXTER CO
09.2013 - 11.2013
Configured and implemented BYOD Policy's and Enterprise security for mobile iron implementation/Roll out.
Streamlined support model for MDM Management communication to customer and helpdesk processing.
Transferred infrastructure of Black Berry Enterprise servers (BES 5 10) to VMware ESX Based Host for system consolidation and fail over.
Assisted in re-creating BOYD polices within Mobile Iron to redefine needed security restriction to only business-related applications during the role out of the new iPads and iPhone to corporate users and executives.
Supported and deployed various mobile devices during the upgrade and refresh process for new mobile device provisioned by each business groups.
Established services from service provider pools for new users moving to mobile platforms.
Systems Administrator
G.W.W GRAINGER
03.2010 - 09.2013
Maintained/upgraded II campus locations from Novel I print to Active Directory printing environment.
Helped maintain & roll out new Lexmark MFD Printers & administrated printing Q.
Worked with networking team in rolling out and developing Corp wireless profiles.
Assisted Tier 3 teams with software packaging and image refresh/management.
Migrated SQL Container data for upgrade from Altiris 6.9 to 7.1
Configured & Built Proliant G8 servers for supporting new SQL and Altiris platform.
Provided User support on all company software and hardware.
Assisted & planned employee moves to new opening company locations and updated employee directory.
Created software instructions to assist users in self-help job aids.
Assisted in the Build out of Wi-Fi and routing network in the 500 w Madison building for the Ecommerce grope.
Created custom PKI certs for Meraki based Wi-Fi SSID to quick provision mobile devices in off campus AP in remote locations.
Deployed pure charge station with Apple configurator with a mobile laptop with all relevant mobile iron profiles and Meraki ecommerce grope profiles for IOS DEV teams during the release of the Grainger shop app and keep stock team QR code replenish app.
HQ Office
Education
Bachelor of Science - Information Technology/Networking
DeVry University
Chicago, IL
09.2014
Skills
Teamwork and Collaboration
Hardware troubleshooting
Customer service expert
Technical Analysis
System optimization
Inventory Procedure Documentation
Technical Writing
Incoming Call Management
System Performance Assessments
Desktop support
Troubleshooting Network Issues
Technical Documentation
Interpersonal Skills
Organizational Skills
Quality controls
System Configuration
Attention to Detail
Data Recovery
Account Administration
Security Certification
Network Troubleshooting
Database Management
Microsoft Windows and Office
UNIX Shell Scripting
Access Management Software
Hardware Configuration
Server maintenance
Hardware and Software Configuration
Security Protocols
Mac systems
LAN/WAN
O365 Teams Call Center Operations
Backup and recovery
Documentation Development
Debugging
Virtualization
Technologies
ITIL Knowledge
A Certification
Application support
System Administration
Adobe Creative Cloud
Emergency Service Coordination
Project Coordination
Microsoft Certification
Web Security
Root Cause Analysis
Failure resolution
Incident Response
Mobile Device Management
DevOps principles
Capacity Planning
Storage virtualization
Bash Scripting
Python Programming
SIEM
Docker Mastery
Windows Server administration
Scripting Languages
Monitoring tools
AWS Expertise
PowerShell Scripting
Kubernetes Management
Data Migration
Azure Proficiency
API Integration
Security best practices
Containerization Technologies
SQL Expertise
Cost Optimization
Cloud Architecture Design
VPN configurations
Supervision and leadership
Conflict Resolution
Multitasking Abilities
Firewall Management
Connectivity Resolution
WAN Acceleration technologies
Server Hardware
Network Firewall Management
Cisco router and switch security
EIGRP routing
ITIL Processes
MPLS VPN implementation
Load Balancing
VMware XenServer and Hyper-V
Automation Management
Azure/Okta/Duo 2FA MFA
Log Auditing and analysis
Resource planning and design
Cylance/Sentinel 1 device behavior analysis development
Docker image creation
Docker Swarm
Kubernetes
SIM log retention and offloading
Red Hat Open-Shift
Azure Ai Foundry
AI LLM system integrations
LANGUAGES
English
Bilingual or Proficient (C2)
Spanish
Advanced (C1)
Timeline
Senior Systems Engineer (Azure)(Contractor)
Railroad Retirement Board
09.2024 - Current
Senior System Engineer
Optimas OE Solutions
01.2023 - 09.2024
Premier Support Engineer
US-Cloud
11.2021 - 11.2022
Systems Engineer
Health Trio
01.2020 - 11.2021
Sr Systems Administrator Internal/External Hosting
Column Technologies
08.2017 - 12.2019
Systems Administrator VMware SME
CARDINAL INTELLECTUAL PROPERTIES
05.2016 - 08.2017
Senior Systems Engineer (Contractor)
TEAM LOGIC IT
01.2016 - 05.2016
Cloud Systems Architect (Contractor)
XCEPTION-SYSTEMS
04.2015 - 01.2016
Systems Administrator
AKIRA CHICAGO
01.2014 - 03.2015
Systems Administrator (Contractor)
MODIS
10.2013 - 01.2014
Endpoint Mobility Engineer (Contractor)
ANIXTER CO
09.2013 - 11.2013
Systems Administrator
G.W.W GRAINGER
03.2010 - 09.2013
Bachelor of Science - Information Technology/Networking
DeVry University
AUTOMOTIVE BUILDING
On my free time I enjoy building and restoring cars, both for friends and family. I specialize in Subaru, LS based GM engine swaps & 13bREW Wankel rotary engines from Mazda.
Post Claims Examiner – Disability (GS-993-12) at U.S. Railroad Retirement BoardPost Claims Examiner – Disability (GS-993-12) at U.S. Railroad Retirement Board
Post Claims Examiner – Disability (GS-993-12) at U.S. Railroad Retirement BoardPost Claims Examiner – Disability (GS-993-12) at U.S. Railroad Retirement Board