RICHARD-OLIVIER COLES
Lincoln,NE
Summary
Highly motivated and results-driven System administrator with over 10 years of experience managing technical support teams, providing exceptional customer service, and delivering innovative solutions. Skilled in managing day-to-day support operations, optimizing workflows, and improving efficiency to meet business objectives. Proven success in managing critical projects, implementing new technologies, and collaborating with cross-functional teams to drive growth and exceed customer expectations. 10+ years of hands-on technical and design experience with Microsoft Enterprise Servers History of having performed successful Exchange messaging migrations with 2003/2007/2010. Experience with adjacent technologies i.e. SCCM, SCOM, OCS, LYNC, BES, TMG, UAG Experience using migration tools such as Quest, NetIQ Ability to manage security vulnerability assessment tools. Experience with Jamf ,O365, AAD and OKTA as well as VMWARE and hyper-v virtualization platforms
Overview
17
17
years of professional experience
Work History
Lead Helpdesk Engineer
Spreetail
01.2021 - Current
- Day to day support of 1500+ users during peak season
- Day to day administration of OKTA user accounts
- Administration of user accounts and licenses in Azure Active Directory and on prem AD (hybrid environment)
- Created and implemented ITAM solution for asset tracking
- Daily reporting of HD metrics and escalations
- Technical lead for escalations and executive support
- Management of accounts in O365 environment
- Vendor communications and ability to negotiate contracts
- Management of Supply chain ordering during pandemic
- Documentation creation and maintenance.
- Imaging PC's
- Remote device management utilizing various solutions including Automox/In-tune/MS-defender/ Meraki system manager/ JAMF.
- Helped streamline repair processes and update procedures for support action consistency.
- Collaborated with outside departments to implement system-wide improvements.
- Used strong analytical and problem-solving skills to develop effective solutions for challenging situations
- Learned and adapted quickly to new technology and software applications
- Skilled at working independently and collaboratively in a team environment
Owner
R&J Distributing
01.2018 - 01.2020
- Accounting
- Ordering
- Bookkeeping
- Business Planning
- Managed day-to-day business operations.
- Consulted with customers to assess needs and propose optimal solutions.
- Generated revenues yearly and effectively capitalized on industry growth.
- Managed and delivered/Sold merchandise to over 60 clients on a weekly basis
Enterprise Exchange Sr. Administrator
Columbus Networks
01.2015 - 01.2018
- Designed high availability exchange 2010 /2013 system
- HA design For 10000 users with scalability to 20k users
- Built in ability for full site fail-over in an active/passive scenario
- Created documentation for every step of design and implementation
- Designed SAN storage solution for fully virtualized environment
- Performed complex Exchange and AD migration using Dell Quest migration manager(QMMEX)
- Performed migration of 5000+ users
- Day to day maintenance of exchange and AD environment
- Managing replication of 22 AD servers
- Performed Microsoft virtualization (VMware ESXi and Hyper-V)
- Reorganized AD structure and created group policies
- Designed and implemented Windows Server infrastructure
- Designed and implemented group policy solutions for AD objects
- User Profile creation and deletion/ access rights settings using AD
- Implementation of HLB / Netscalers to replace TMG
Enterprise Exchange Sr. Architect
Lahey Clinic
01.2015 - 04.2015
- Designed high availability exchange 2010 system
- HA design For 12500 users with scalability to 48k users
- Built in ability for full site fail-over in active/active scenario
- Created documentation for every step of the design and implementation
- Designed SAN storage solution for fully virtualized environment
Enterprise Exchange Sr. Engineer/Administrator
Texas Health Resources
01.2012 - 01.2015
- Designed, planned and implemented medium-large size Exchange deployment of 45,000+ users and 100,000+ AD Objects
- Performed and implemented migration plan from exchange 2007 to exchange 2010
- Implemented HA design for exchange 2010
- Implemented Site resilient fully scalable 2010 environment
- Implementation of UAG
- Performed Microsoft virtualization (VMware ESXi and Hyper-V)
- Troubleshot and repaired various problems with Microsoft Exchange Server
- Configured Microsoft Systems Center Operations Manager
- Designed and implemented Windows Server infrastructure
- Designed and implemented group policy solutions for AD objects
- Reorganized AD structure and created group policies
- Configured Microsoft Cluster Service (MSCS)
- Effectively managed critical situations involving the messaging environment
- Created and administered Organizational Units, service accounts as well as day-to-day administrative tasks
- Designed and implemented Disaster Recover solutions
- Executed project work, including new deployments, upgrades and infrastructure moves
- Performed Exchange 2010 Server Patch Management (Service Pack, Hot Fixes & Critical update)
- Responsible for providing critical support of the entire corporate messaging environment including implementing, administering, tuning and troubleshooting enterprise scale Exchange Server platforms
Solutions Analyst
Miami Dade Health department
Miami, FL
01.2011 - 05.2012
- Network integration of printers, laptops, scanners and machines
- Deployment of multiple images using clonezilla & ghostcast
- Daily support of 1500+ users
- Profile migrations
- User Profile creation and deletion/ access rights settings using AD
- Extensive remote phone support using dame ware and go to assist
- Hardware replacement and installation
- Extensive support of DOH proprietary software
- Troubleshooting outlook 2007integrated desktop client for accessing business e-mail, calendars and applications
- Cat5e cable patching and testing Cisco/Linksys switch
Network Technician
Lennar Corporation
05.2010 - 12.2011
- Network integration of printers, laptops and machines
- Deployment of multiple images using ghostcast
- Creation of multiple images
- Daily support of 3000+ users
- Cat5e cable patching and testing Cisco switches
- Profile migrations
- Maintaining and troubleshooting TCP/IP environments
- Deploying, Configuring, and maintaining Microsoft Windows 2000-03 Server
- Configure and maintain data communication hardware such as routers, hubs, and switches
- Diagnosing and resolving network problems and failures
- Server migrations, Security Policies and Automated Software Installation
- User Profile creation and deletion/ access rights settings using AD
- Troubleshooting IBM Lotus Notes integrated desktop client for accessing business e-mail, calendars and applications
- Hardware replacement and installation
- Remote phone support using dameware and go to assist.
Network Support Specialist
ITT Tech
01.2006 - 05.2010
- Actively planned and implemented LAN/WAN network design
- Efficiently assessed network security issues
- Configured Cisco Catalyst 2950 switches -port security implementation, password encryption, and password recovery
- Wrote scripts to reset malfunctioning switches
- Configured and administrated VLAN network
- Proficiently diagnosed and repaired defective Cisco Catalyst 2950 switches
- Installed and defined parameters for data communication devices such as routers, hubs and fireboxes
- Used Active Directory technology on Windows Server 2003 to assign user policies
- Monitored and improved network performance
- Accurately documented network support incidents
Education
OKTA certified Professional 2021 -
OKTA
Lincoln, Ne10.2021
Bachelor of Science Degree - Information Systems Security
ITT Technical Institute
Miami, FL02.2010
Skills
Knowledge of:
- IT-Forensics, Change Management Control, and Incident Response
- Ability to design secure network, systems analysis and development, and full life-cycle project management
- Hands-on experience leading all stages of system development efforts, including requirements gathering, definition, design, architecture, testing, and support
- Ability to perform complex installation of network cabling, CAT 5e cable termination
- Install, configure and maintain data communication hardware such as routers, hubs, and switches
- Implement complex network security procedures
- Proficiency in diagnosing and resolving network problems and failures
- Exchange Server 2016/2019/2013/, Active Directory Design and Implementation
- Microsoft System Center,
- AZURE Active directory
- OKTA day-to-day operations
- SQL Server 2008/2005/ 2000/65/70
- Quest Platform Enterprise Suite (QMME, QMMAD, QCME, QNME)
- PowerShell scripting
- Microsoft Office 365
Timeline
Lead Helpdesk Engineer
Spreetail
01.2021 - Current
Owner
R&J Distributing
01.2018 - 01.2020
Enterprise Exchange Sr. Administrator
Columbus Networks
01.2015 - 01.2018
Enterprise Exchange Sr. Architect
Lahey Clinic
01.2015 - 04.2015
Enterprise Exchange Sr. Engineer/Administrator
Texas Health Resources
01.2012 - 01.2015
Solutions Analyst
Miami Dade Health department
01.2011 - 05.2012
Network Technician
Lennar Corporation
05.2010 - 12.2011
Network Support Specialist
ITT Tech
01.2006 - 05.2010
OKTA certified Professional 2021 -
OKTA
Bachelor of Science Degree - Information Systems Security
ITT Technical Institute
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