Aju Kalarickal
Engineer at the Intersection of Network and Systems | Leveraging Data for Superior Performance
- Role
- Sr Systems Engineer at Comcast
- Location
- Fairfax, VA, US
- LinkedIn followers
- 500 followers
About Aju Kalarickal
I have a good understanding of Linux Operating System including the networking stack.KEY KNOWLEDGE AREAS : Linux Operating System, TCP/IP, KVM/Libvirt, LXC/LXD, Dynamic Routing, SDN Concepts, Microservices Arch, Overlay Protocols, Open vSwitch & OpenFlow, Data Center Networking, IPV6, Performance Analysis and Load Balancing concepts.
Experience
Sr Systems Engineer
Jan 2010 — Present · Reston, VA, US
OpenStack Cloud (2014- Present): • Responsible for deploying and maintaining OpenStack private cloud countrywide. • Establish tight alignment with Development Architects and representing Cloud Operations with various internal teams. • Researching and creating POCs on various network virtualization solution(SDN) such as Contrail, OVN and OpenDaylight. • Assisting various NFV team to optimize OpenStack including the use NUMA placement optimizations, vCPU placement, nic acceleration technologies (SR-IOV, DPDK) • Assisted the team in containerizing OpenStack control plane following microservices based architecture.Comcast DNS Infrastructure (2012 – 2014): • Responsible for the entire Comcast DNS infrastructure (both caching and authoritative servers.) • Perform RCA for all DNSSEC and Anycast related issues. • Played a key role in converting a master-slave DDNS architecture to multi-master architecture. • Outage management, troubleshooting and resolution based on a data-driven approach.Comcast Xfinity Home (20••••12): • Evaluated various architectural solutions, implementation and vendors for Comcast’s Xfinity Home • Deployed, maintained and performed upgrades on the first Xfinity Home environments at Comcast.
Education
Periyar University
Bachelor of Engineering (B.E.), Computer Science
2000 — 2004
Skills
- Internet Protocol Suite (Tcp/Ip)
- Switches
- Network Security
- Unix
- Virtualization
- Routers
- Network Design
- Operating Systems
- Linux
- Dnssec
- Data Center
- Domain Name System (Dns)
- Tcp/Ip
- Ip
- Ipv6
- Load Balancing
- Dhcp
- Network Architecture
- Internet Protocol (Ip)
- Network Virtualization
- Cloud Computing
- Solaris
- Dns
- Routing
- Cisco Ios
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