Blockchain monitoring & observability

Cloud Infrastructure:

• Management of AWS multi-account services: EC2, VPC, Aurora DB, EKS, S3, Route53, IAM, AWS ALB&NLB, API Gateway

Containers & Orchestration:

• Docker, Jib, Kubernetes
• Kubernetes multi-cluster management, cluster and components updates, troubleshooting complex issues

Infrastructure as code:

• Terraform Enterprise, support migration to Terraform Cloud
• Write and improve Terraform code and proprietary modules
• Support multiple Terraform version upgrades

Configuration Management:

• Ansible playbooks integrated into our pipelines

Secret Management:

• Hashicorp Vault, configuration and troubleshooting

Monitoring:

• Prometheus & Grafana
• Support migration to Thanos and Grafana Enterprise

CI/CD:

• Cloudbees Jenkins, Github, Jfrog Artifactory
• Creation and improvement of multi-branch scripted pipelines
• Github repositories administration and configuration

VMware ESXi 5,6,6.5,6.7 - Resource administration & prediction together with provider

• Redhat Linux 6,7,8 , Windows Server 2008-2019, pfSense VMs administration and provisioning
• Automation : PXE Boot with Kickstart files over multiple VLANs, Ansible for post installation configuration
• Database Administration for various projects: PostgreSQL, MSSQL
• Web servers & Application servers administration: Apache HTTPD, JBoss, Tomcat
• Datastore, VLAN, ESXi Host, DRS, vMotion, firewall rules orders at provider
• DNS, DHCP, WSUS server administration & configuration

CI/CD Infrastructure & Containerization

• Jenkins Enterprise, Maven, Jfrog Artifactory Pro, SonarQube, Bitbucket, Fisheye, Crucible - installation, configuration and management including OS and Web servers/ Application Servers
• Source code management: GIT(Bitbucket), SVN(Subversion Edge), CVS
• Some docker-based applications and also some Openshift ones - administration & monitoring
• LifeCycle management

Monitoring:

• Splunk, Dynatrace & Icinga

PEGA COC Operations:

• Part of the PEGA Application Operations team, responsible for deployments
• RHEL & JBoss administration
• Communication with provider regarding change requests, firewall orders, various package deployments, platform restarts

Server administration, monitoring, back-up and configuration of both Windows Servers and Linux(CentOS/RHEL).

• DNS & DHCP configuration.
• Server virtualization, VDR backup - VMware vSphere.
• Apache HTTPD - server configurations, redirects, reverse proxies.

Responsible for administering both Integration and MiddleWare Build Environments.

• Build automation & Continuous integration tools: Maven & Jenkins.
• Code quality tools: SonarQube.
• Project hosting & version control: Gforge.
• Versioning control : Subversion Edge.
• Installation, upgrade and backup of Jenkins, SonarQube, Subversion Edge.
• Versioning system – repository configuration, migration, conversion – CVS and SVN.

Daily / Weekly / Monthly health checks of systems to ensure services with minimum downtime.

National group consisting of Sysadmins, Network engineers and Developers focused on improving Cyber Security knowledge by going through the Offensive Security Certified Professional curriculum so that at the end of the program, professionals could be a part of DigitalNation Cybersecurity projects.

Topics covered with hands-on practice:

• Passive Information Gathering
• Active Information Gathering
• Vulnerability Scanning
• Introduction to Buffer Overflows
• Privilege Escalation
• Password Attacks
• The Metasploit Framework
• Identifying and exploiting XSS, SQL injection, file inclusion vulnerabilities in web applications

Weekly meetings and individual projects to work on.

Capture the flag events.

Desktop systems -Troubleshooting and technical support.

Analysis of the company's infrastructure .

Structured cabling.