Associate Specialist - IT Operations
Synechron
Total years of experience :12 years, 6 Months
OFFICE 365:
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Create, manage, and maintain user mailboxes, groups, resource mailboxes, and shared mailboxes.
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Assign and manage Office 365 roles for granular access control.
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Implement and maintain transport rules, DLP, ATP, and anti-phishing policies.
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Configure and manage DKIM, DMARC, and MFA.
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Configure and maintain MDM/MAM policies.
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Design and implement conditional access policies for secure access based on device, location, and other factors.
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Create and design basic SharePoint sites.
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Conduct eDiscovery and content searches for investigation and legal purposes.
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Manage Azure Active Directory for user identity and access management.
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Register and configure applications for secure access, Enable Single Sign-On (SSO) using SAML and OpenID Connect (OIDC) protocols, and Manage application permissions and access requests.
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Designed and deployed secure SMTP relay solutions aligned with industry best practices.
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Ability to troubleshoot and resolve issues across various Office 365 services.
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Utilized PowerShell commands and scripts to manage all the Office 365 services, saving significant administrative time.
AWS:
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Deployed and configured AWS Organization to centralize governance, security, and billing across multiple AWS accounts, streamlining management and enhancing control.
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Enhanced security by implementing SSO with Office 365, eliminating local SSO accounts and IAM user accounts for centralized access and reduced attack surface.
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Extensive experience across core AWS services (EC2, EBS, S3, Route53, RDS, SQS, SNS, VPC, ELB, CloudWatch, IAM, CloudFormation, DS, Lambda, Auto Scaling, Security Groups).
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Designed and managed secure, scalable cloud solutions aligned with best practices.
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Deployed multiple instances on Windows and Linux platforms based on diverse requirements, demonstrating expertise in both operating systems.
LINUX and OPENSTACK:
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Managed diverse distributions like Red Hat Enterprise Linux (RHEL), CentOS, Debian, and Ubuntu for various purposes.
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Deployed and maintained Zabbix servers and proxy servers for comprehensive system performance and health monitoring.
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Deployed and configured Squid proxy servers and NTP servers.
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Performed regular monthly patching and vulnerability mitigation.
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Implemented best practices to harden Linux machines, minimizing security risks and vulnerabilities.
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Integrated All Linux machines seamlessly into the domain environment using SSSD and automated the process with Bash scripts.
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Possess extensive experience in identifying, diagnosing, and resolving complex issues in Linux systems.
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Successfully built and managed scalable, highly available OpenStack environments. Integrated OpenStack with Guacamole web server.
WINDOWS:
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Skilled in deploying and hardening diverse Windows Server flavors (2012, 2016, 2019) to meet specific organizational needs.
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Successfully deployed and managed Active Directory (AD) and DNS servers. Expertise in AD site structure.
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Defined and implemented a standardized Organizational Unit (OU).
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Implemented and standardized Group Policy Objects (GPOs) and rigorous hardening controls based on different client requirements.
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Deployed and configured DHCP servers.
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Expert in troubleshooting any issue related to AD, DNS, DHCP, or any other Windows server issue.
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Implemented Local Administrator Password Solution (LAPS) on endpoints.
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Deployed Tier 0 access control with Windows Server, establishing a highly secure and segmented network environment for critical resources.
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Developed and executed PowerShell scripts for efficient deployment of applications, configurations, and updates across diverse Windows environments.
Installed & managed NIS, DNS, and DHCP servers for efficient network resource control.
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Deployed & configured compute servers for simulations.
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Set up Open Solaris ZFS storage & Apache/Samba servers for data & file sharing.
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Managed NIS user & group access integrated Active Directory & NIS authentication with Kerberos.
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Implemented daily backups with Dirvish to safeguard data.
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Monitored production servers with Nagios for optimal performance.
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Utilized basic Bash scripting for streamlined IT tasks.
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Installed & configured VM ESXi servers for virtualization needs.
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Managed Dell & HP rack servers for reliable hardware infrastructure.
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Deployed Linux desktops for diverse user environments.
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Installed, configured, and maintained AD, DNS, DHCP, and GPOs for centralized user and system management.
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Managed AD user and group access for optimal security and efficiency.
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Troubleshoot & resolve desktop, server, switch, and firewall issues.
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Configure & manage FortiGate firewall 80C, including VLANs, objects, policies, and UTM features (web filtering, app control, antivirus).
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Enable secure remote access via SSL VPN.
System Administrator for Signalchip, client of Tathasthu