Arunkumarreddy yalate
Liberty Hill
Summary
Results-driven Sr. Cloud Engineer with 14+ years of experience architecting and implementing scalable AWS cloud solutions, achieving a 20% reduction in infrastructure costs. Proven expertise in migrating on-premises environments to cloud-based solutions, driving automation to streamline processes, and enhancing operational efficiency. Strong background in network security, utilizing AWS Organizations, SCPs, CloudTrail, Okta, and Palo Alto Networks firewalls to ensure robust security across cloud environments. Adept at managing diverse systems such as VMware, Docker, and vRealize Automation Suite to deliver reliable, modernized infrastructures while maintaining 99.99% system uptime. Experienced in leading cross-functional teams and delivering high-impact solutions in both private and public cloud settings. Known for transforming IT operations, ensuring seamless migrations and compliance, and fostering strong client relationships to drive business value.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Sr. Cloud Engineer
Mutual of Omaha
Omaha
07.2019 - Current
- Designed, implemented, and managed Mutual of Omaha's AWS cloud infrastructure, enabling agility, scalability, and cost efficiency
- Led migration of on-premises call center operations to an AWS-based Contact Center as a Service (CCaaS) solution
- Architected and secured AWS network infrastructure using VPCs, VPNs, and Direct Connect to establish isolated and secure environments
- Strengthened security posture via AWS Organizations, Service Control Policies (SCPs), CloudTrail, AWS Directory Service, Okta, and Symantec VIP Access
- Automated AWS account provisioning and decommissioning using the AWS SDK
- Developed secure landing zones (Level 2 constructs) with security guardrails aligned to Non-Functional Requirements (NFRs)
- Managed AWS network infrastructure via AWS Transit Gateway and Palo Alto Networks firewalls
- Designed and implemented SSO roles, migrating AWS SSO integration from AWS Directory Service to Okta
- Established landing zones for application teams using Nginx proxies in shared services
- Technologies: AWS, VPC, Direct Connect, AWS Organizations, SCPs, CloudTrail, AWS Directory Service, Okta, Symantec VIP Access, AWS SDK, AWS Transit Gateway, Palo Alto Firewalls, Nginx
- Impact: Enhanced service delivery, improved security, optimized resource management, and streamlined cloud adoption
Systems Engineer / Cloud Engineer
Mutual of Omaha
Omaha
06.2017 - 07.2019
- Designed, implemented, and managed a private cloud environment with self-service automation
- Deployed and configured vRealize Automation Suite, creating automated workflows for provisioning IT resources
- Developed Service Blueprints and Catalogs using vRealize Orchestrator (JavaScript customization)
- Integrated vRealize Automation with ServiceNow via REST API for streamlined ITSM
- Managed VMware NSX deployments, enhancing network security and micro-segmentation
- Designed and administered Docker containerization solutions, utilizing Docker Compose & Swarm
- Led authentication and security efforts for AWS & CCaaS environments
- Upgraded and migrated vRealize Automation versions, ensuring system reliability
- Technologies: vRealize Automation Suite, VMware NSX, Docker, ServiceNow, vRealize Operations Suite, vRealize Log Insight, AWS, CCaaS
- Impact: Reduced provisioning time, improved resource utilization, modernized infrastructure, and enabled seamless cloud integrations
Systems Engineer
Mutual of Omaha
Omaha
11.2014 - 06.2017
- Led IT infrastructure modernization, improving operational efficiency, security, and high availability
- Implemented Microsoft System Center Operations Manager (SCOM) for centralized monitoring and proactive alerting
- Managed server migrations, transitioning from IBM legacy servers to Cisco UCS infrastructure
- Deployed and configured ESXi, Windows, and Linux on Cisco UCS servers
- Migrated Raritan Command Center Secure Gateway to a VMware-based solution
- Developed custom SCOM Management Packs and integrated SCOM with Citrix environments
- Managed Windows Server patching, installations, and PCI compliance efforts
- Technologies: Cisco UCS, SCOM, VMware vSphere, Citrix XenApp
- Impact: Increased infrastructure reliability, enabled proactive monitoring, enhanced DR capabilities, and strengthened security compliance
Systems Engineer / Product Development
Cisco Systems
San Jose
04.2013 - 10.2014
- Played a key role in the development, validation, and support of Cisco UCS (Unified Computing System) Blade and Rack servers
- Provided technical expertise and support to select customers, ensuring optimal UCS adoption
- Verified use cases, validated system functionality, and assisted with enterprise customer troubleshooting
- Assisted in systems integration, installation, and configuration of Windows and Linux OS on Cisco UCS servers
- Configured UCS Manager, installed blades, troubleshot discovery issues, and performed OS and software installations
- Validated UCS firmware releases, tested builds, and collaborated with engineering for improvements
- Managed VMware infrastructure created virtual machines & templates, and handled VM migrations
- Installed and configured EMC VNX storage arrays, performing RAID setup and troubleshooting
- Provisioned QNAP NAS, configured NFS/CIFS shares & LUNs using iSCSI & FC
- Managed/tested UCS Mini, Blade & Rack M4’s, C3160, and M-series in an Early Access Program
- Assisted small business customers in configuring UCS Mini and provided feedback to engineering teams
- Installed and troubleshot Linux, assisted with IBM AIX installations and upgrades
- Configured SNMP on UCS servers for fault management
- Provided technical documentation & support to Cisco customers and partners
- Technologies: Cisco UCS, VMware vSphere, EMC VNX, QNAP NAS, IBM AIX, SNMP, RAID, Windows/Linux OS, UCS Mini
- Impact: Enhanced product quality, reduced time-to-market, increased customer satisfaction, and contributed to Cisco's market leadership in the enterprise server space
Systems Engineer
Microsoft
Sunnyvale
02.2011 - 04.2013
- Played a crucial role in managing, enhancing, migrating, and modernizing the infrastructure supporting Microsoft's web-based email services, Hotmail and Outlook.com
- Led the migration of Hotmail users and servers from a Japan-based datacenter to a U.S.-based datacenter following a major earthquake, minimizing user disruption and preventing data loss
- Planned and executed the migration of over 400 million users from Hotmail to Outlook.com, ensuring zero data loss and minimal service disruption
- Managed a sophisticated deployment system for services across 10,000+ servers globally
- Upgraded email infrastructure to support higher availability, faster processing speeds, and improved storage management
- Integrated two-step verification, advanced spam filtering, and robust phishing protection mechanisms
- Managed Microsoft Public Key Infrastructure (PKI) with VeriSign MPKI (VeriSign MPKI)
- Developed PowerShell scripts for monitoring Hotmail user transactions and system health
- Migrated Hotmail from IIS6 on Windows Server 2003 to IIS7 on Windows Server 2008
- Administered System Center Configuration Manager (SCCM) and System Center Operations Manager (SCOM)
- Configured multiple ASP.NET websites in IIS 6.0/7.0 using Virtual IPs
- Provided 24/7 on-call production support to resolve application issues and assisted offshore teams in software/hardware issue resolution
- Technologies: Microsoft Outlook.com, IIS6/IIS7, SCCM, SCOM, PowerShell, PKI, VeriSign MPKI, Load Balancing, Windows Server, ASP.NET
- Impact: Successfully migrated millions of users from Hotmail to Outlook.com, improved system reliability, enhanced security posture, and contributed to Microsoft’s competitive positioning in the web-based email market
Education
Masters - Cybersecurity
University of Nebraska Omaha
USA, Nebraska12-2025
Masters - Computer Science
Silicon Valley University
USA, California09.2010
Bachelors - Computer Science & Engineering
Jawaharlal Nehru Technological University
India, Andhra Pradesh08.2008
Skills
- Technical Summary
- WEB Servers:
- IIS 5/6/7
- Operating Systems: Windows 2003, 2008, 2008R2, 2012, 2012R2, Red Hat Linux 5, 6, IBM AIX
- Server Administration: Windows Server 2003, 2008&R2, 2012&R2
- Virtualization: VMware ESX 50, 51, 55, Hyper-V, VMware vSphere, vRealize Automation Suite, Docker
- Databases: SQL Server 2000/2005/2008, MS-Access
- Load Balancers: Network Load Balancer (NLB), F5 Big IP
- Storage Technologies: RAID, JBOD, SAN, NAS, VNX Storage Arrays, QNAP NAS, EMC Storage Arrays
- Monitoring Tools: MOM, SCOM, Hiweb, Blind Squirrel and TMF, Patrol, vRealize Log Insight, vROPs, Hyperic, vCOPs, CloudTrail
- Protocols: TCP/IP, DNS, FTP, SMTP, SNMP, POP, HTTP
- Server Hardware: HP DL360, CISCO UCS Blades B200M3, 460M4, Rack C-series 220M3&M4, 240M3&M4, UCS M-series, C3160, IBM, Cisco UCS Mini
- Networking & Security: AWS VPC, Direct Connect, Palo Alto Firewalls, AWS Organizations, SCPs, AWS Directory Service
- Automation & Scripting: Python, AWS SDK, vRealize Orchestrator (JavaScript), REST API, PowerShell
- Identity & Access Management: AWS IAM, Okta, Symantec VIP Access
Certification
- Certified Kubernetes Application Developer
- AWS Certified Cloud Practitioner
- AWS Certified Solutions Architect Associate
Timeline
Sr. Cloud Engineer
Mutual of Omaha
07.2019 - Current
Systems Engineer / Cloud Engineer
Mutual of Omaha
06.2017 - 07.2019
Systems Engineer
Mutual of Omaha
11.2014 - 06.2017
Systems Engineer / Product Development
Cisco Systems
04.2013 - 10.2014
Systems Engineer
Microsoft
02.2011 - 04.2013
Masters - Cybersecurity
University of Nebraska Omaha
Masters - Computer Science
Silicon Valley University
Bachelors - Computer Science & Engineering
Jawaharlal Nehru Technological University
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