PROFESSIONAL EXPERIENCE:

Confidential, Las Colinas, TX

Azure Active Directory Support Engineer

Responsibilities:

• Offerings supported include Active Directory Federation Services (AD FS), AD FS Web application Proxy (WAP), Azure AD Application Management of Gallery and non - Gallery Apps, Conditional Access, Identity Protection, Identity Secure Score, Azure MFA, Device Registration, MDM, Azure AD Application Proxy, Account Lockout from password spray, SSO, password hash synchronization, passthrough authentication.
• Troubleshoot authentication issues using Kusto, Fiddler traces, Network traces, Log Analysis.
• Other team members include Azure AD Account Management, Synchronization and Development.
• Regularly collaborate with engineers in many other Confidential verticals/disciplines: Browsers, Intune, Networking, Virtualization, Directory Services, App Services.

Confidential, Dallas, TX

Systems Administrator

Responsibilities:

• Primary Infrastructure Team Systems Administrator on contract at Confidential, a specialty healthcare company owned by Centene.
• Administer 100+ Windows Server Enclaves located in two Centene Datacenters and at Rackspace Hosting.
• Other team members include DBA and Program Engineer.
• Actively monitor ticket queues internally and with Rackspace hosting.
• Facilitate regular security scans and penetration tests in all environments along with remediation.
• Perform regular Security Patching on all servers.
• Fulfill storage/compute increase requests for VMs via VMware vCenter console.
• Re-run failed backups.
• Deploy VM templates via VMware vCenter console.
• Other platforms I provide support for include Confidential SQL Server, IIS Server 7.5/8.5, Active Directory, DNS, Group Policy.
• Also work with other teams to administer VMware Hypervisors, DAS/dSAN storage, Cisco ASA Firewalls, F5 BIG IP LTMs (Load Balancers), Tivoli Storage Manager Backups, Antivirus, VPN, Altert Logic Log Manager, Alert Logic Intrusion Detection System, Confidential, Icebrg Sensors.
• Regularly automate tasks using Powershell and other scripting languages as needed in our Dev, QA and Production environments.
• Perform troubleshooting on all platforms in environments as needed.
• Facilitate access to servers via Firewall Exception Requests.
• Additionally regular audits are performed on Windows/Linux devices to mitigate unauthorized privileged escalation of systems.
• Responsible for Team Members’ laptop/VDI configuration of tools used in our environments. These include Confidential SQL Server Management Studio, Cisco VPN Client Configuration, Remote Windows Shares and various other client-side tools.
• Perform weekly verification/reporting for: Passwords over 60 days, Passwords that never expire/service accounts, Firewall Poke Review/ACL, Firewall Patch Level Review, Anti-Virus Definitions/System Versions.
• Perform Monthly verification/reporting for: Privileged Accounts, Backup Configuration, Backup Restore Tests, Password Policy Guidelines, Disabled Accounts, Third Party Access via VPN/SFTP, Firewall Policy, and Security Alert Recipients.
• Perform Semi-Annual verification/reporting for Backup Archive Offsite Inventory, BCP/RDP Testing.
• Projects Worked On: 2017 Disaster Recovery Exercise and all ongoing hardware/software refreshes due to EOL hardware/software platforms.
• Regular Windows Patching via SCCM and WSUS.
• SSL and domain registration maintenance.

Confidential, Plano, TX

Enterprise Support Engineer

Responsibilities:

• Provide Enterprise Break/Fix Support on contract for Confidential ’s ever-growing customer base that use Confidential On-prem.
• Support Customers’ Installed Confidential Applications/Add-on’s for these Enterprise technologies just name a few: Windows Server, Windows Active Directory, Confidential Exchange, DNS, LDAP, Oracle/SQL, Syslog, Backups, Firewalls, Load Balancers, AWS, VMware, Antivirus, IDS, WAF, UNIX/LINUX, Security and Cisco.
• Executed case management through Salesforce platform.
• Facilitated bug reporting for product through Jira.
• Regular WebEx meetings with customers to troubleshoot/diagnose Confidential Instance issues in Windows Server and Linux environments.
• In order to reproduce customer issues team members and I will have the VMware administrators spin up VMs for technicians to re-create customer environments to troubleshoot issues.

Confidential, Irving, TX

Windows Systems Administrator

Responsibilities:

• Primary Database/Reporting/Analytics Team Windows Systems Administrator for Confidential, an Advertising Agency.
• Part of a SysAdmin team of (3) Linux SysAdmins and myself. I do not administer Linux Servers in this role.
• Directly administer via Remote Desktop approximately (35) Windows 2003/2008/2008 R2/2012R2 Dedicated and VM Servers hosted entirely offsite at Rackspace Hosting.
• Other platforms I support include TIBCO Spotfire Analytics Server 6.5, Confidential SQL Server 2008 R2, IIS Server 7.5/8.5, Active Directory 2012 R2, TFS/Sharepoint 2010, DNS, Group Policy, Marketwide Campaign Management Server, Esri ArcGIS and Screendragon Server.
• Also administer VMware Hypervisors, DAS/dSAN storage, Cisco ASA Firewalls, F5 BIG IP LTMs (Load Balancers), Backup, Antivirus, RSA VPN, RADIUS VPN, LDAP VPN, Alert Logic Log Manager, Alert Logic Intrusion Detection System, and Alert Logic Web Application Firewall with the help of Rackspace’s various Managed Hosting teams.
• Regularly automate tasks using Powershell, batch and VBS as needed in our Dev, QA and Production environments.
• Perform troubleshooting on all platforms in environments as needed.
• Work closely with Security Team to facilitate monthly vulnerability scans and remediation per DoD Information Assurance and Accreditation Process (DIACAP) requirements.
• Additionally, regular audits are performed on Windows/Linux devices to mitigate unauthorized privileged escalation of systems.
• Work closely with internal Developers, Data Analysts, Application Architects, Enterprise Architects, DBAs, PMs, BAs, Information Security Teams to achieve business objectives.
• Responsible for Team Members’ laptop configuration of tools used in our environments. These include hosts files, logon scripts to configure shares, Confidential SQL Server Management Studio, Confidential Visual Studio, Cisco VPN Client Configuration, Remote Windows Shares, TIBCO Spotfire and various other client-side tools.
• Perform daily verification of all Production Server Backups and Redundancy.
• Perform weekly verification/reporting for: Passwords over 60 days, Passwords that never expire/service accounts, Firewall Poke Review/ACL, Firewall Patch Level Review, Anti-Virus Definitions/System Versions.
• Perform Monthly verification/reporting for: Privileged Accounts, Backup Configuration, Backup Restore Tests, Password Policy Guidelines, Disabled Accounts, Third Party Access via VPN/SFTP, Firewall Policy, and Security Alert Recipients.
• Perform Semi-Annual verification/reporting for Backup Archive Offsite Inventory, BCP/RDP Testing.
• Projects Worked On: Upgrade AD DS from R2, Raise AD Forrest and Domain Functional Levels from Windows Server R2, TIBCO Spotfire Platform Upgrades and Hotfixes, Environment Wide P2V, DIACAP adherence with ongoing POA&M, Security Maintenance and all ongoing hardware/software refreshes due to EOL hardware/software platforms.

Confidential, Plano, TX

IT Engineer

Responsibilities:

• Responsible for efficient functioning and maintenance of primarily Windows Server and some RHEL (Red Hat Enterprise Linux) Administration was performed.
• Performed necessary troubleshooting on all systems issues as they occurred.
• Administered a full-featured Confidential Cloud-Based Office 365 Solution (formerly known as BPOS - Business Productivity Online Standard Suite) including Departmental SharePoint Sites, Presence-Aware Office Communicator, Always-Available Exchange and Live Meeting.
• Departmental SharePoint Sites included Human Resources Site with HR Document Download and Checkout, a Sales Team site with basic CRM and landing page with Shared Contacts syncable with Outlook clients.
• Also in charge of managing user Active Directory permissions.
• Ensure that all end-users’ laptops were compatible with Oracle 11 and 12 internal instances.
• Perform daily verification of all Production Server Backups and Redundancy.
• Performed light administration of Cisco 2911 Branch Router via Cisco CP/ASDM/IOS command line interface as needed.
• Configured and administered multiple VPN clients on end user client machines.
• Regularly assist users around the country solve hardware/software issues with the LogMeIn Rescue Remote Assistance Tool.
• Administer ShoreTel VoIP system.
• Performed POC with VMWare ESXi 5 Hypervisor with VSphere Standard on single host in test environment. Also setup various other Linux/Windows VMs.
• Oversee entire new-user onboarding including AD and Oracle Account creation, VoIP setup, Lenovo ThinkPad Laptop configuration, and Confidential Network Resource Induction.

Confidential, Dallas, TX

Network Administrator

Responsibilities:

• Desktop Support of over 1000 end-users nationwide either on site or through Remote Assistance.
• Platforms supported include Argus Servers, Blackberry Enterprise Servers, Cisco Wireless Control System servers, Data Plus Hospitality Servers, Data Protection Servers, File Servers, LaserFiche Servers, MS Dynamics Servers, MS Exchange Servers (2003/2007), Confidential Communicator Servers, Print Servers, Terminal Servers, Timberline Servers and Web Servers.
• Resolved end users’ desktop, laptop and handheld issues in a timely manner with the highest level of professionalism.
• Perform weekly tape backup of Data Protection Server.
• Work with Sr. Network Administrator with all network troubleshooting and maintenance including firewall, router and switch administration.
• Regularly install network hardware and software.
• Created logon scripts for end users to map drives and connect to printers.
• Facilitate change of management whenever necessary.
• Daily use of Exchange Management Console and Active Directory Users and Computers.
• Familiar with configuration and administration of all types of handheld devices including Blackberry, Windows Mobile, Symbian, Android and IOS handheld devices organization-wide.
• Additional experience with software includes FRx Accounting, Tablature Accounting, Symantec Endpoint Protection, Symantec Backup Exec, Group Policy, MS Office and IIS.
• Regularly detected and removed Malware, Spyware, Ransomware etc of End-Users’ systems.

Confidential, Dallas, TX

Desktop Support Technician

Responsibilities:

• Desktop support technician on teamworking out of push model ticket queue.
• Monitored personal ticket queue for tickets classified as impaired assigned to me by Supervisor. These impaired tickets require a 3 day response time.
• Attended weekly move meetings held by the Corporate Services Team. Then I was solely responsible for weekly hardware moves including monitors, PC’s, laptops and printers. Moves take place amongst the Lewisville, Irving, Dallas, downtown Dallas and West Lake offices.
• Administered all office projectors.
• Assisted with new printer setup and vLAN administration.
• Assisted with new client machine permissions issues such as roaming profiles.
• Responsible for imaging and installing applications on PC’s
• Participated in the building of new laptop and desktop images.
• Imaged new machines via RIS servers.
• Active Directory Administration.
• Frequently used Remote Desktop Assistance to troubleshoot and solve end-users’ software issues.
• Responsible for rolling out new hardware as part of the Dell Lease Renewal Program.
• Regularly participated in quarterly Disaster Recovery with all levels of IT.