Senior Infrastructure Engineer

Job Summary

We are seeking a skilled Senior Infrastructure Engineer with expertise in on-premises, cloud, and hybrid environments to design, deploy, and maintain scalable and reliable infrastructure solutions. The ideal candidate will have hands-on experience with AWS & Azure along with strong knowledge of networking, security, and automation with strong hands-on exposure to Agile methodologies and JIRA-based project management.

Key Responsibilities

• Design, implement, and manage on-premises infrastructure:
  • Windows Servers (AD, DNS, DHCP, File Servers)
  • Linux Servers (Ubuntu, CentOS, RHEL)
  • Hypervisors: VMware, Hyper-V
  • Storage Solutions (SAN/NAS), Commvault, and backup strategies
• Architect and maintain cloud infrastructure:
  • AWS: EC2, VPC, IAM, S3, CloudWatch, RDS, Route 53
  • Azure: Virtual Machines, VNets, Azure AD, NSGs, Azure Monitor, Backup
  • GCP (basic): Compute Engine, IAM, Networking
• Plan and execute infrastructure migrations:
  • On-prem to cloud (or hybrid)
  • Server upgrades and data migrations
  • Storage and network restructuring
• Manage enterprise networking:
  • VLANs, Routing, VPNs, Firewalls, Load Balancers
  • Site-to-site and client VPN configuration
  • DNS, DHCP, and IP management
• Collaborate with DevOps and application teams to support deployment pipelines and release cycles in Agile environments.
• Work within JIRA for sprint planning, ticket lifecycle, documentation, and task tracking.
• Follow Agile/Scrum methodologies for planning, standups, retrospectives, and continuous delivery.
• Implement and maintain monitoring tools and automated alerts (Zabbix, Nagios, Prometheus, etc.)
• Automate repetitive infrastructure tasks using PowerShell, Bash, Terraform, Ansible, or similar tools.
• Participated in IT infrastructure audits focused on compliance with standards like ISO 27001, ISO 20000, and internal security policies.
• Performed day-to-day database administration for SQL Server, MySQL, and Azure SQL environments, ensuring performance, availability, and security.
• Apply security best practices, patch management, and perform regular vulnerability assessments.
• Document all infrastructure architecture, standards, runbooks, and knowledge base articles.
   

Required Skills

• 5+ years in a similar Infrastructure Engineering/System Administration role.
• Strong hands-on expertise in Windows and Linux server infrastructure.
• Deep working knowledge of AWS and Azure.
• Excellent understanding of networking protocols and enterprise infrastructure.
• Experience with infrastructure automation and scripting (PowerShell, Bash, Terraform, Ansible).
• Solid understanding of deployment processes, change management, and version control systems (e.g., Git).
• Led the implementation and administration of antivirus solutions including Trend Micro, Bitdefender, Microsoft Defender for Endpoint, and ThreatLocker.
• Experience in administering Microsoft 365 services including Exchange Online, SharePoint Online, OneDrive, and Teams.
• Performed user management tasks such as mailbox creation, license assignment, password resets, and group membership via the Microsoft 365 admin center.
• Managed email policies, spam filtering, and mail flow rules using Exchange admin center and Microsoft Defender for Office 365.
• Basic experience with Intune integration for device management and conditional access policies.
• Handled MFA (Multi-Factor Authentication) setup and troubleshooting for enhanced security.
• Provided support for end-user issues related to Outlook, Teams, and Office apps.
• Assisted in database migrations from on-premises to cloud (Azure SQL / Amazon RDS) using native tools and services like Azure DMS and AWS DMS.
• Deployed and managed endpoint protection policies across hybrid environments using centralized management consoles.
• Implemented real-time threat detection, remediation policies, and automated responses for infected systems.
• Integrated antivirus platforms with SIEM solutions and performed regular audits and reporting on system health and compliance.
• Daily work experience in JIRA and Agile environments.
• Extensive experience with on-prem to cloud migrations involving applications, databases, and storage systems.
• Skilled in Windows Server upgrades/migrations and OS migrations across environments.
• Expertise in data center migration projects, including lift-and-shift, hybrid cloud transitions, and legacy system modernization.
• Performed email and collaboration migrations, such as Exchange to Microsoft 365 or Google Workspace.
• Experience in VMware to Azure/AWS migrations, including assessment, replication (Azure Migrate / AWS Migration Hub), and cutover planning.
• Knowledge of DNS/DHCP service migrations, Active Directory restructuring, and domain controller consolidation or expansion.
• Able to coordinate multi-phase migration projects, including rollback planning, dependency mapping, and user communication strategies.
   

Nice to Have

• Certifications: AWS Certified Solutions Architect, Azure Administrator, RHCSA, etc.
• Familiarity with CI/CD tools and integration in DevOps pipelines.
• Exposure to containerization (Docker, Kubernetes) is a plus.
• Understanding of database backup and recovery strategies, including integration with infrastructure-level backup tools.
   

Qualifications

• Bachelor’s degree in computer science, Information Technology, or equivalent
• Certifications are a plus:
  • Microsoft Certified: Azure Administrator Associate
  • AWS Certified SysOps Administrator
  • RHCSA or MCSA