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Devops Engineer Resume

SUMMARY:

  • Broad experience with cloud and on - premise virtualization
  • Excellent experience in troubleshooting real-time issues in mission-critical environments
  • Advanced administration skills in Linux/Windows systems
  • Application performance analysis, monitoring and troubleshooting
  • Advanced skills in centralized configuration management
  • Advanced skills in containerization and orchestration
  • Strong communicative skills for planning
  • Great documentation skills
  • Centralized configuration management (Ansible, Terraform, SCCM, SCOM, MS Admin center)
  • Platform monitoring and incident reporting (Prometheus, Zabbix, cAdvisor, Nagios)
  • Logs management (Graylog, Logstash)
  • Virtualization (VMware, Hyper-V, Xen, VirtualBox, RHEL KVM)
  • Databases (MS SQL, MySQL, PostgreSQL, mongoDB)
  • Load balancers (ELB, nginx, MS NLB)
  • Web servers (Apache, IIS, Bitrix)
  • Containers (Docker, Kubernetes, Openshift)
  • CI\CD (Jenkins, Gitlab, Travis)
  • Cisco IOS
  • Backup environments (Veeam, VDP, Microsoft DPM, Symantec)
  • Mail systems (Exchange, Zimbra, postfix)
  • Network tracing tools (netstat, traceroute, ping, WireShark)
  • Firewalls (pfsense, Kerio, iptables)

SKILL:

Scripting: python, bash, PS, VBS

Cloud infrastructure: Google Cloud, AWS, MS Azure

Operating Systems: Linux (CentOS, Ubuntu, RHEL), Windows (Server, XP-10), VMware ESX Server, Amazon Linux OS, Mac OS X

Hardware Products: DELL Servers (PowerEdge R7xx, R4xx), Cisco (Catalyst 2xxx, 3xxx, ASA 55xx), HP servers (C7000 enclosures, Proliant DL 365/385), Intel Servers

Storage: DELL Storages (PowerVault MD3xxx), NFS, HP P2000, Netapp, Qnap

EXPERIENCE:

Confidential

DevOps Engineer

Main tools: GCP, AWS, VMware, Jenkins, Gitlab CI, Travis CI, Docker, Kubernetes, Terraform, Ansible, Prometheus, Helm, Zabbix, Packer python, bash, powershell

Responsibilities:

  • Responsible for the health, performance and stability of systems and servers.
  • Responsible for tools that automate the development, testing, and integration of software releases/fixes.
  • Responsible for releasing new versions containing new features across the organization and making sure those releases are stable.
  • Responsible for continually monitoring the product's (system's) health and security once the updates are deployed.
  • Responsibility for analyzing production errors to define and create tools that help mitigate problems in the system design stage and applying user-defined integrations, improving the user experience.
  • Responsible for identifying changes that are necessary to maintain optimal system performance while liaising with management to successfully target and deploy solutions.
  • Apply cloud (AWS, GCP, Azure) computing skills to deploy upgrades and fixes.
  • Design, develop, and implement software integrations based on user feedback.
  • Troubleshoot production issues and coordinate with the development team to streamline code deployment.
  • Implement automation tools and frameworks (CI/CD pipelines).
  • Analyze code and communicate detailed reviews to development teams to ensure a marked improvement in applications and the timely completion of projects.
  • Collaborate with team members to improve the company's engineering tools, systems and procedures, and data security.
  • Optimize the company's computing architecture.
  • Conduct systems tests for security, performance, and availability.
  • Develop and maintain design and troubleshooting documentation.

Confidential

Senior System Administrator.

Main tools: VMware on-prem, Windows Server, GCP, AWS Docker, Docker Swarm, Terraform, Ansible, Zabbix, Packer VMware vSphere, VMware ESXi, MS Hyper-V, Veeam B&R, Exchange, AD, GPO, DNS, Cisco, SCCM, SfB, Powershell, python, bash, Jenkins

Responsibilities:

  • Built from ground up full server infrastructure for the company of 400 users.
  • Lead implementation and migration of Microsoft Exchange, Skype for Business, AD, Windows Servers, VMware ESX 5.0 to 6.7
  • Work with CEO and CIO to provide guidance and execution on the product roadmap
  • Performed duties of CIO for 9 months (in 2018)
  • Manage and maintain team’s workflow process, lead the team of 4 system administrators in main office and 3 system administrators of remote branches
  • Drove the initiative to switch from few physical servers to HA VMware multicluster geo-allocated infrastructure
  • Implemented hyperconvergence server systems based on VMware and Microsoft Hyper-V in remote branches vSAN 2-node cluster implementation in real enterprise environment in remote branches
  • Created a multi-node infrastructure centered in the main office and centralized management of all branches, with distance between nodes up to 6,000 miles.
  • Developed, deployed, and maintain Windows/Linux systems, DNS, DHCP, Active Directory, and other core infrastructure components in a global enterprise environment
  • Implementation of Veeam Backup&Replication
  • Integration of AWS, Azure services in enterprise environment
  • Installation, tuning, maintaining and upgrade of monitoring solution (Zabbix)
  • Installation and maintaining Ubiquiti UniFi scalable Wi-Fi solution in headquarter
  • Creating and perform backup plans
  • Maintaining updated system documentation
  • Recommend, schedule and perform IT infrastructure hardware and software upgrades, research and recommend new technologies and services
  • Work with 3rd party companies to maintain supply, hardware and software procurement
  • Analyze and tune systems for performance, throughput, resource utilization, high availability, and scalability

Confidential

Outsource System Administrator

Responsibilities:

  • Managed, configured, troubleshooted and supported all internal servers and/or network appliances/equipment and backups of all clients
  • Scaled the existing infrastructure according to increasing or decreasing usage
  • Expanded Nagios monitoring from 40 to 300+ monitoring checks for clients environments
  • Provided prompt response, escalation and real-time troubleshooting of critical issues around the clock
  • Introduced and documented operational standards for server deployment; documented operational procedures and runbooks for existing infrastructure and its functions

Confidential

Junior System Administrator

Responsibilities:

  • Installed, configured, and maintained IT infrastructure for clients including servers, storage, virtualization, and network solutions
  • Provided technical support to Confidential employees
  • Installed equipment and application software
  • Provided day to day support and troubleshooting for production and test hardware, OS, software, and operations issues
  • Basic Active Directory administration

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