PROFESSIONAL SUMMARY:

I am seeking a challenging technical position in a pleasant working environment, which will permit me to continue practicing and expanding my skill set and knowledge in the System engineering multiplatform Unix, Linux, Solaris, VMware, AWS and Windows environment with hands - on experience in RHEL, Oracle Solaris, Centos, Networking, VMware, AWS and windows systems. With my developed analytical problem-solving skills and ability to learn new tasks and concept abstractions quickly, I am also more than willing to accept a position in an exciting new field that I have not yet had the opportunity to work in.

PROFESSIONAL SKILLS:

Systems: Oracle Solaris /10/11, CentOS 6/7/8, RHEL 6/7/8, Oracle Virtual Box, Windows /7/8/10, Server Professional, VMware EXSI, VMworkstation pro, Vcenter 6.5, and AWS.

Languages: Bash shell, Bourne Shell, python, YAML

Hardware: HP ProLiant dl360, Dell PowerEdge 3650, Sunfire 210

Filesystem: VSAN/NAS/LUN, RAID, NTFS, VFAT, XFS, Ext3, Ext4, UFS, ZPOOL/ZFS, EBS, EFS

Networking: TCP/IP, LAN/WAN, DNS, DHCP, LDAP, HTTP, SSH, VLAN, NFS, FTP, NIC bonding

Security: SCP, WinScp, SSH, Sudo, SELinux, Iptables, Firewall, RBAC, VPN, TLS, SSL, IAM, Guard Duty, Marcie

DevOps: Git, GitHub, Jenkins, Docker, Kubernetes, Puppet, Ansible, Nagios

Databases: Oracle, MySQL, RDS, Dynamo DB, Elastic cache, Athena

Virtualization: EXSI VMware, VMworkstation pro, Vcenter server virtual appliance

AWS:: S3, IAM, EC2, Route53, VPC, SNS, ECS, SQS, ELB, CloudWatch, CloudTrail, Autoscaling, Organizations, CLI, SSM, CloudFront, CloudFormation, Elastic Beanstalk, CI/CD

PROFESSIONAL EXPERIENCE:

Confidential, Boston, MA

DevOps Engineer

Responsibilities:

• Triaging and resolving production servers, maintaining high infrastructure performance and availability.
• Implement automation tools and frameworks (CI/CD pipelines).
• Collaborate with team members to improve the company’s engineering tools, systems and procedures, and data security.
• Effective collaboration and communication with Operations and Engineering teams to deliver goals and resolutions.
• Experienced in cloud application and server virtualization using AWS (Amazon Web Services).
• Hands on experience in Amazon Web Services (AWS) provisioning and good knowledge of AWS services like EC2, S3, Glacier, ELB (Load Balancers), RDS, SNS, SWF, VPC, Route 53, Glacier and EBS etc.
• Experience in automating the cloud deployments using AWS Cloud Formation Templates.
• Extensive experience in Installation, Administration, Patching using SSM in AWS.
• Experience managing Amazon Webservices - EFS, ELB, EC2, RDS, SNS, Elastic load balancers, CloudWatch, CloudTrail.
• Experience in creating, maintaining and monitoring s3 buckets and also manage policies for s3 buckets.
• Work with development team to design, implement and maintain a scalable, secure, resilient and cost-effective AWS infrastructure with architectural best practices.
• Design, deploy and maintain enterprise class VPCS environments with private and public subnets to host web applications and databases with well provisioned security groups, NACL, VPC endpoints, route tables and gateways.
• Experience in managing and maintaining IAM policies for organizations in AWS to define groups, create users, assign roles base access to AWS resources.
• Troubleshoot CloudWatch alarms, monitor CloudTrail events and SNS notifications to resolve AWS infrastructure related issues.
• Create snapshots and golden images (AMS) of the instances for backup and creating clone instances.
• Excellent at opening and turning off unnecessary services using Iptables, Systemctl, Service and Firewall, excellent SELINUX skills, key based authentication and security policies.
• Proficient in Disk addition, Partitioning, creating, mounting/automounting and management of File Systems such as XFS, VFAT, Ext3, Ext4, NFS, SAMBA using both logical and physical volumes.
• System performance monitoring and troubleshooting, using OS commands including vmstat, top, sar, iostat, who, mpstat, strace, nice, renice and applications like Nagios to diagnose system errors.
• Performed frequent troubleshooting of software and hardware technicalities such as resolving network issues, authentication using protocols such as LAN, WAN, TCP/IP, DNS, NFS, FTP, DHCP, HTTP, LDAP.
• Bash script writing to automate task and maintain infrastructure. as an Enterprise admin of certain accounts providing delegation of authority.
• Installing/supporting and configuring Servers, ESXi-6.5 Host and VM Machines as per the prescribed standards.
• Rectifying and resolving the alerts for all the servers (e.g.: Disk, Services and Critical update alerts)
• Configured and manage VMware ESXi hosts and VMware virtual machines.
• Responsible for V-Motion/DRS/HA Hot/Cold Migration and V-Motion storage.
• Responsible for Cloning/Template etc.
• Patching of ESX servers and VMs with VMware Update manager
• Manage ESX and VMs through V Center server and perform various changes on (updating VM Tools, allocate and increase hardware to enhance VMs performance and business continuity).

Confidential, Beltsville, MD

Unix and Linux Systems Administrator

Responsibilities:

• Builds, Install, configure brand new virtual and physical servers, test, deploy Solaris 10 & 11, RHEL 6 & 7, CentOS 6 & 7 servers to the network: OS installation and configuration - standard and advanced.
• Hardening, Patching (Solaris 10 Servers using 10-Recommended patches), and upgrades (release), on standalone servers (using single user mode), and on production servers (live upgrade).
• Assist Users with account managements issues such as creating new accounts, password reset, password lock and unlock etc.
• Troubleshooting production tickets for continuous improvement, system stability and reliability.
• Perform system and application performance monitoring including CPU usage, memory usage, I/O stats, Web load stats, database and other application stats. Tools used include Unix CLI utilities (vmstat, netstat, iostat, sar, top)
• Writes basic bash shell scripts to automate processes using crontab; Installs packages and applications.
• Setup, configure and troubleshoot TCP/IP, DHCP, DNS, NFS, CIFS, and samba servers in a multiplatform LAN.
• Shell scripting (bash) to schedule and automate processes including full and incremental backups using tar, bzip, gzip, rsync, cpio and ufsdump; migrate and enlarge file systems on Solaris 10 and 11.
• Managing swap configurations
• Perform multiplatform volume management using SVM, LVM, ZPOOL/ ZFS volume manager, and installed and configure a LAN wide NAS (Free NAS) used for creating LUNs and attaching to Solaris 10 servers using iSCSi.
• Build, Install, configure, secure, deploy and migrated Solaris 10 & 11 local zones.
• Troubleshoot Solaris 10 issues emanating from hardware and software related configuration issues.
• Virtualization (VMware Exsi 6.5 and Oracle Virtual Box)
• Make proactive and reactive maintenance.
• Drive and implement important planned changes in the infrastructure using automation tools like puppet and ansible.
• Supporting system users and troubleshooting system issues. Document solutions for future .
• Setting up and managing boot environment, snapshot and file system cloning; Core and crash dump configuration and management for troubleshooting in Solaris 10 & 11.
• Performance management keep systems under security compliance, process monitoring, and software installation.

Confidential

Network/PC technician

Responsibilities:

• Validated schematic designs and assisted to set up network infrastructure working alongside software and hardware engineers.
• Demonstrated computer knowledge and ability to work in all key areas of the store, performed tasks based on customer and management priorities.
• Responsible for building desktops, performing software and hardware upgrades, configuring peripherals, virus and malware removal and prevention.
• Use TCP/IP tools like Ping, Ipconfig, Traceroute, Arp, Netstat, Nslookup to troubleshoot and resolve network connectivity and DNS related issues in the LAN.
• Promote server 2008 to domain controller and Use Active directory to create, disable, manage and troubleshoot user accounts, as well as password resets, privilege access and connect users’ computers to the domain controller.
• Windows 7, 8, 10 NOS and server 2008 imaging and configurations and software deployment.