Leander Johnson Email & Phone Number

Houston, Tx, Us

• Working for (MSP) Managed Service Provider I provide cutting-edge senior IT technical support for infrastructure and users at various corporations. In a Windows 7, 10 and 11 environment. • I have an in depth understanding of the capabilities of MS 365 andOn-premises. • I configure, troubleshoot, and maintain ALL admin portals for Exchange, OneDrive, PowerBI, SharePoint, Teams, and any other applications assigned to clients based on subscriptions. • Understanding of TCP/IP, DHCP, LDAP, DNS, VOIP, VPN’s and Network Security. • Experience with Identity Access Management (IAM) with MFA. • Azure InTune - Mobile Device Management (MDM). BitLocker and Defender. • Configure, troubleshoot, and maintain Azure Active Directory (AAD). • License Management (management and tracking of licenses). • Experience supporting ETRM users with application issues. • Propose updates to enhance our security posture or to leverage additional features. • Maintain consistent, quality documentation for the administration, installation, and operation of ALL applications and SAAS products. • Also utilizing ConnectWise and ConnectWise Automate for probing and monitoring the network. • Evaluate and make recommendations on new Microsoft technologies, assisting in the development of future strategies for MS 365 products and services. • Apply ITIL fundamentals to all relevant processes including Incident and Change Management. • Ability to work independently and within groups, ability to manage multiple activities and/or tasks simultaneously. Strong analytical and problem-solving skills and excellent verbal and written communication skills.

The Woodlands, Tx, Us

• Member of L3 Application Support team specializing in the Installation, Maintenance, Support, Decommission and documentation of global Manufacturing and Engineering applications. Following application life cycle ITIL.• Maintained and created new technical procedures outlining how specific applications work, how to correctly install and configure permissions on firewall, azure\active directory group memberships, local group policy settings. • Supported Office 365 Suite, Cloud Technologies, SharePoint, Power BI and many other Office 365 productivity applications. Some SCCM management. • Supporting web applications such as IIS, SAAS, .NET framework, etc. and connecting applications to back-end databases (Ex: SQL, Oracle) • Participating in Windows 10 readiness project in testing, writing application documentation in preparation for mass migration from Windows 7. • Provide support for virtual machines, scripts, GPOs and other systems management duties.

• Responsible for providing IMMEDIATE Trade Floor Support services and project management for completion of assigned desktop projects for the global user community in a Windows 7, 10, Office 2010, 2016 and Office 365 Suite environment. SharePoint, Power BI and many other Office 365 productivity applications. Supported over 500 local users. • Provided Office 365 Administration for all Office 365 productivity applications and Azure Administrator.• Supported various market data applications ICE, LIM, SCADA, Marketview, Bloomberg, Endur, Athena, X-Trader, Reuters, Tibco, and CQG. Voice support for IPC Turrets, Cloud9 Technologies and Cisco phone systems. Mobile device support iPhones\Androids Airwatch and Intune Administrator. Java and Citrix support. Also supported various EBB’s sites.• Troubleshot scripts to debug issues associated with these applications.• Provided support in Incident Management processes (Service Now\Remedy) performed against SLA.• Appropriately test various changes to the application/infrastructure services through the development, testing, staging environment and performing post-production testing to ensure technical changes were correctly applied through SCCM.• Support was provided both to users of the systems and to service delivery functions such as computer operations, help desk, and team training.• Support typically took the form of investigating and resolving problems and providing information about the systems.

Florham Park, New Jersey, Us

• Identified and solved technical issues with Apple IOS devices using a variety of diagnostic tools.• Defined, documented, and logged best technical practices.• Multitasked across systems and applications, resolved technical issues and comfortably navigated across a virtual work environment.• Demonstrated the ability to prioritize and manage time, as well as the discipline to work independent from team and manager.

Houston, Texas, Us

• Worked with global and local IT to provide IMMEDIATE Trade Floor Support for client to complete projects and technology upgrades. Supported over 100 local users. Followed application life cycle ITIL.• Understood the applications specific to own business unit working with client base to keep applications up to date by monitoring for new releases/versions or alternative software replacements. • Consulted with users on product requirements and researched available systems that met their needs in Windows 7 and 10 Environment. Administrator of all Office 365 productivity applications and Azure.• Provided support to corporate-based projects being implemented in own business unit.• Monitored and utilized service desk system to resolve client issues in a timely manner.• Provided problem resolution and service request actions for Market Data Application, Electronic Bulletin Boards, Laptops, Desktops, iPhones, iPads and mobility support MDM Administrator. • Developed and conducted training for clients on hardware and software components in both written and verbal communications.• Analyzed and tested systems including in-house developed or purchased applications. • Partnered with business clients, peers, and Marathon partners by understanding business needs and translating those needs into technical solutions. • Understood the security requirements of the applications\websites and the business area.• Liaised with software vendors and the business to ensure that data held on vendor systems was accurate and that all vendor administration was up to date.• Set up video conference rooms for presentations.

Houston, Tx, Us

I work with application owners and Subject Matter Experts to define the correct installation and configuration procedure for software installations. Test applications for Windows 7 compatibility using Microsoft Application Compatibility Toolkit. Create thorough and accurate installation and configuration documents to be used in application packaging, remediation and testing Input application information into tracking database Assist with creation of user test cases to ensure desired application functionality

New York, Ny, Us

• Responsible for providing IMMEDIATE Trade Floor Support services and project management for completion of assigned desktop projects for the PC user community in a Microsoft Windows NT, 2000, XP, and Windows 7 networked desktop environment. Supported over 300 local users. Followed application life cycle ITIL\Agile.• Supported various market data applications: ICE, LIM, SCADA, Marketview, Bloomberg, Endur, Athena, Reuters, and CQG. Voice support for IPC Turrets, Nortel, Avaya and Cisco phone systems. • Office 365 Administrator also supported all Office 365 productivity applications. Supported all mobile devices as MDM Administrator.• VPN support and media backup. Performed project management for applications and migrations that was applied to company image. Responsible for maintaining Communications\Server room 24/7 support. • Conducted Security Reviews for firewall rules. Responded to and resolved all assigned calls within guidelines set by current Desktop SLAs and SLOs. Performed Hardware/Software implementation using SCCM as assigned by Regional Technology Manager under the guidance of NY Senior Management. • Preparation of appropriate technical documentation, surveys, project reports and other written presentations in compliance with established time lines. Provided Desktop build and technical support for Disaster Recovery Planning (Senior DR Tech). Liaised between the business and vendors. • Assisted with setting up new hires in AD and some GPO modifications.• Conducted all department relocations and new floor builds. Occasionally traveled out of state providing technical support. • Responded to after-hours network outages and user-related issues.

• Provided overall computing, communications, project management and Microsoft Office support for migration from Windows 2000 to XP. • Responsibilities included imaging (Ghost) laptops and desktops, activating LAN and phone ports. Configured and troubleshot Treo handheld devices, configured and troubleshot Exchange accounts. Exchange server 2003. • Provided training for Remote Access connectivity (Cisco VPN). Conducted offices moves and performed daily desktop support from hardware to software related problems.

Us

• Provided overall project management, desktop, communications and office support to all project services teams.• Responsibilities included serving as group liaison with GIS (Global Information Services).• Ensured timely management of all activities assigned.• Ensured proper management of LAN Access/Internet reviews and data scans.• Disaster Recovery Planning• Relieved professionals of routine/technical tasks. • Reduced general email traffic across Project Services.• Offered standardized approach and documentation.• Assisted project team in using applications and routine desktop support.• Provided PS management team with an efficient and effective communications environment. • Effective and timely completion of key deliverables.

Rotterdam, Zuid-Holland, Nl

Responsibilities included 100% phone support of network infrastructure, troubleshooting over 80,000 user’s technical problems, assisting in creating a knowledge base for solutions; maintaining user satisfaction with the quality and timeliness of help desk operations; meeting service level agreements; providing basic training on office productivity software, hardware includes desktops, laptops, printers, scanners, palm pilots, blackberry, VOIP, docking stations, modems and many other peripherals. Resetting many types of network and application passwords. Troubleshooting remote connectivity issues. Primary contact for any MS OFFICE issues 100% resolved rate. Lotus Notes 4.6, R5, Outlook 2003, and many other types of proprietary software. Working in Windows 95, 98, NT, 2000 and XP environment.