Systems Engineer Cloud

Ricardo Ralston Jr.

*********@*****.*** 646-***-**** Orange Country, California

Sr. Systems Engineer/Cloud Engineer

Summary/ Skills & Technologies

Results driven IT Systems Engineer with a DoD Level 6 Public Trust, expertise in cloud integration (Azure), VMware administration, automation (Terraform, Ansible, PowerShell), and cybersecurity. Proven ability to design, deploy, and optimize enterprise infrastructure, support federated AD and MFA, and lead server refresh & decommission projects using ITILv4 best practices. Adept at troubleshooting M365 applications, Windows, and Linux environments while ensuring security compliance through vulnerability management. Passionate about driving innovation and efficiency in mission critical IT environments. Operating Systems: Windows Server/12/16/19/22 Red Hat Linux 5/6/7,8 ESX, ESXi, SUSE, Windows7/8/10/11

Hypervisors/ VDI: vSphere 5.5/6.0/6.7/7.0, VMware ESX and ESXi vCenter server 5/6/6.7/7.0 Horizon View, vCenter Converter, VMware Update Manager, Citrix ZenServer, Microsoft Hyper V, ThinApp

Monitoring Tools: vCOPS, ESXTOP, Wireshark, SolarWinds, Cisco Network Assistant, Veeam ONE, Splunk, Nmap, Netstat, IPAM, MS Ntwk Mon, NSX T, CyberArk. CloudWatch. Storage / Database: EMC CX700, VNX, 3PAR, NetApp, LTO Tapes, Open Filer, iSCSI Target, MariaDB, MySQL, SQL 2016, NAS

Programming/ Scripts: Bash shell, Python, JavaScript, PowerShell, HCL Converged Infrastructure: Cisco UCS, Dell PowerEdge, HPE ProLiant, HP C7000 BladeSystem Microsoft Server: AD, DNS, Exchange, SCCM, Intune, SQL, WSUS, Microsoft 365 Hypervisor/IaaS: VMware vSphere, Hyper V, Citrix Xen Server, Oracle Virtual Box, Azure, AWS Server tools: PDQ, ManageEngine, Okta, Nessus, ServiceNow, F5 BIG IP, Veeam, Barracuda Networks, CrowdStrike, Red Hat Satellite Server

Network Ports/Protocols:

DNS, HTTP, SMTP, SNMP, VPN, NetBIOS, FTP, Telnet, TCPIP, SSH, RDP, LDA, SCEP, MPLS, IPSec, UDP, NTP, PPP, FCoE, FC, NAS, iSCSI, RESTful/SOAP API’s Infrastructure as Code tools:

(IaC)

Terraform, Ansible, puppet

EducaƟon & CerƟficaƟons

• VMWARE VCA6 DCV, CerƟfied

• MicrosoŌ AZ 900, CerƟfied

• CompTIA Security +, CerƟfied

• ITILv4 FoundaƟon, In progress

• AWS CCP, In progress

• InternaƟonal RelaƟons, Webster University, The

Netherlands

• InternaƟonal Business, American College,

Ireland.

Professional Experience

Cloud Engineer SDI Presence Remote

Mar 2024 Present

Resolve open support Ɵckets that has been assigned to Ɵer 2 and Ɵer 3.

Communicate with clients and stake holders on steps and progress of a maintenance Ɵcket or project.

Support and create monitoring automaƟon network and network security alerts or tasks in Azure Ricardo Ralston Jr.

*********@*****.*** 646-***-**** Orange Country, California

Support and maintain Azure license and subscripƟons.

Engineered local and global virtual network peering.

Performed file recovery by using Azure recovery services agent.

OpƟmized each VM by allocaƟng Azure resources by uƟlizing terraform

Provisioned resources and organizing them based on resource groups using terraform.

Developed custom Azure Role Based Access Control (RBAC) roles and assign these roles to Azure AD users.

Deployed azure Web Apps and recovery service vault. PMO Infrastructure oversite Seneca Global Services Remote Jun 2023 – Mar 2024

Led E.H.R modernizaƟon for Federal IHS, overseeing PMO, technical execuƟon and planning.

Document legacy EHR and network infrastructure; collaborated closely with management and peers.

Presented PWS project deliverables and secured Federal ATO requests compliance.

DraŌed proposal to integrate ServiceNow for KPI/ Gap Analysis within DHITMO project

Analyzed client’s MPLS/IPsec geographic mapping for urban and tribal locaƟons

Advised on data migraƟon strategies and developed data quality presentaƟons and documentaƟon.

Collaborated on IT best pracƟces to miƟgate tribal bandwidth latency and opƟmize performance.

Documented EHR Interface Control Document (ICDs) Oracle Cerner REST/SOAP API for seamless integraƟon. WINTEL Systems Engineer SAIC Santa Ana, CA June 2021 Mar 2023

Served as VMware SME for LUN data store increase, server disk volume extensions and VM snapshots.

Developed Splunk retenƟon policies and acted as Splunk SME.

Designed Group Policy Objects (GPO) and supported DFS ReplicaƟon requests.

Executed eDiscovery legal projects, calibrate with customers to meet compliance and invesƟgaƟve needs.

Automated Exchange Online tasks with PowerShell to manage distribuƟon groups.

Managed SolarWinds automaƟon alerts, Ɵcket creaƟng in ServiceNow.

Manage Cisco UCS server profile changes and HP C7000 blade rack.

Conducted vulnerability scans and patched servers during build and refresh projects.

Resolved email issues and troubleshoot MicrosoŌ excel funcƟons to support end user producƟvity. Systems Engineer Data ResoluƟons Remote Sep 2017 – Apr 2021

Developed a Linux SMB file server from scratch and schedule Veeam incremental and differenƟal backups.

Served AWS and Azure cloud integraƟon SME and supported federated AD and MFA.

Lead change management server refresh/ decommission projects uƟlizing ITILv4 framework.

Provided Ɵer two support for desktop support escalaƟon, supporƟng M365 applicaƟons and windows 10.

Validate secure configuraƟon of routers, firewalls, servers, applicaƟons and manage HP C700 blade servers

Recommend VMware/Azure hybrid integraƟon and build scalable infrastructure to support growing

Deploy and configure VMware ESXi server and build VM’s network groups aŌer adding host to vCenter.

Perform Linux OS patching and managed applicaƟon support using Ansible for automaƟon and reliability. AddiƟonal Experience

Linux Systems Administrator FedEx Collierville, TN Oct 2015 Sep 2017 Linux/ VMware Administrator AT&T Bridgeton, MO Jan 2012 Oct 2015 Datacenter Administrator Digital Terrain Livonia, MI Jan 2010 Jan 2012

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