Senior Specialist - Architecture

Role Overview

We are seeking an experienced Infrastructure Lead to support and evolve a complex enterprise infrastructure spanning on premises hybrid cloud and virtualized environments This role focuses on system stability security automation and operational excellence working closely with Infrastructure Network Security GRC DevOps and Application teams

The ideal candidate will bring strong hands on technical skills a solid understanding of ITIL based operations and the ability to work independently in a multi geography environment

Key Responsibilities

Infrastructure Systems Management

Support the deployment configuration and day to day operation of Windows Linux and hybrid cloud environments

Administer VMware platforms including ESXi vCenter HA DRS and vMotion

End to end management of Backup and Storage solutions

Deploy configure and maintain Azure Stack HCI Azure Local clusters

Manage server hardware SAN storage and backup platforms perform hardware repairs and maintenance as required

Ensure high system availability performance and capacity planning across environments

Manage and maintain Privilege Access Management PAM solutions end to end

Deploy manage and enhance Managed File Transfer MFT solutions

Administer and scale VMware Horizon VDI environments including pool creation and optimization

Identify opportunities to automate infrastructure operations and reduce manual effort

Network Security

Support server side network configurations including NICs IP addressing VLANs routing VPNs and load balancing

Work closely with Security teams to implement and maintain security best practices

Assist with vulnerability assessments remediation activities and security audits

Manage identity and core services such as Active Directory DNS DHCP and Group Policy

Configure and report on authentication access controls logging and system performance

Backup Recovery Business Continuity

Support backup and disaster recovery DR solutions and operational processes

Assist with DR automation validation and participate in scheduled DR testing

Ensure compliance with data protection retention and backup standards

Operations Support

Troubleshoot and resolve system application and performance issues

Support application deployment installation and configuration activities

Collaborate with infra dev and project managers to lead Infrastructure projects and initiatives

Act as an escalation point for advanced infrastructure and platform issues

Participate in on call rotations and scheduled maintenance windows

Maintain service availability in line with defined SLAs

Automation Optimization

Develop and maintain automation scripts using PowerShell Python and Bash

Support configuration management and automation tooling

Monitor systems and assist with performance tuning and optimization

Leverage log monitoring and ing tools for proactive issue detection

Governance Collaboration

Ensure systems comply with organizational policies standards licensing and procedures

Operate within ITIL based processes including incident problem and change management

Collaborate effectively with internal teams vendors and stakeholders

Participate in DevOps practices and Git based workflows

Contribute to documentation system improvements and operational runbooks

Assist with infrastructure cost estimates and effort analysis for projects

Technical Skills Experience

Required

Operating Systems

oWindows Server 2019 2022 2025 advanced

oLinux basic to intermediate including RHEL

Virtualization Platforms

oVMware ESXi vCenter

oAzure Stack HCI Azure Local

oOmnissa Horizon VDI

Manage file transfer systes

oMoveIT IP Switch SFTP

Storage Backup

oIBM SAN iSCSI storage

oNetworker Data Domain

Identity Core Services

oActive Directory DNS Route53 M365 BIND NDS DHCP Group Policy

Networking Fundamentals

oTCPIP VLANs VPNs firewalls network segmentation

Automation DevOps

oPowerShell Python Bash

oGit based workflows and exposure to configuration management tools

Monitoring Security

oLog monitoring tools

oUnderstanding of Zero Trust principles

ITSM ITIL

oExperience working with ITSM tools and ITIL processes

Preferred Nice to Have

Experience with Microsoft 365 O365 Exchange Teams SharePoint

Exposure to AWS andor Microsoft Azure in a support or operational capacity

Familiarity with Cisco or Palo Alto networking technologies