About Dataction:
Dataction is a new age services firm that offers best in class information technology, analytics, and consulting services to renowned international companies. Dataction was established in 2010 and has grown rapidly over the last decade. Dataction has built a reputation for providing differentiated and reliable services to a wide range of customersacross multiple sectors.
At Dataction we connect every dot and reimagine every business process. Our lean, agile, and analytical approach towardsproblem solving and execution, helps our client achieve sustainable growth and secure a profitablebusiness, while safeguarding a viable future. Our people are committed, courageous, and unafraid of pushing boundaries. They help our clients make decisions that deliver immediateand measurable benefits, justifying investments. Our engagement models provide the perfect blend of quality, control, and cost for our customers.
To know more about Dataction, please visit https://dataction.co
Job Purpose:
We are seeking an experienced Senior VMware / Wintel Engineer to design, deploy, secure, and maintain our virtualised and Microsoft Windows Server estate. The successful candidate will act as a senior technical authority across compute virtualisation and Windows platform services, driving stability, security hardening, and continuous improvement across the environment. This is a hands-on engineering role with significant scope to shape infrastructure standards, lead remediation activity, and mentor junior team members.
Key Responsibilities:
VMware / Virtualisation
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Design, deploy, configure, and manage VMware ESXi hosts and vCenter environments.
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Manage clusters, HA, DRS, vMotion, Storage vMotion, and resource allocation.
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Perform host lifecycle management including builds, upgrades, and firmware/driver compliance (vSphere Lifecycle Manager).
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Manage virtual networking (vSwitches, distributed switches, VLANs) and datastore/storage configuration.
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Capacity planning, performance monitoring, troubleshooting, and optimisation of the virtual estate.
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Maintain backup, replication, and disaster recovery capability for virtual workloads.
Microsoft Windows Server / Wintel
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Build, configure, and manage Windows Server (2016/2019/2022/2025) across physical and virtual platforms.
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Administer Active Directory: domain services, forests/domains, sites, trusts, replication, FSMO roles, and schema.
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Manage authentication and identity services including Kerberos, LDAP/LDAPS, NTLM hardening, and certificate-based authentication.
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Administer core network services: DNS, DHCP, and IIS (including bindings, application pools, and site hardening).
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Design, deploy, and maintain Group Policy Objects (GPOs) for configuration, security baselines, and compliance.
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Manage file/print services, DFS, failover clustering, and Windows-based application infrastructure.
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PKI / Active Directory Certificate Services (AD CS) administration and certificate lifecycle management.
Modern Workspace / Cloud Identity
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Administer Microsoft Entra ID (Azure AD), including hybrid identity, Entra Connect sync, and single sign-on (SSO).
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Design, implement, and maintain Conditional Access policies for secure, risk-based access control.
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Manage Microsoft Intune for device management (MDM/MAM), enrolment, compliance, and configuration profiles.
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Deliver and support the Modern Workspace estate: application deployment, security baselines, and endpoint hardening.
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Implement Multi-Factor Authentication (MFA), passwordless, and identity protection controls.
Security, Patching & Vulnerability Management
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Own and deliver patching cycles for VMware and Windows estates (e.g. WSUS / SCCM / MECM / Intune / third-party tooling).
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Perform vulnerability management: interpret scan output (e.g. Tenable/Nessus, Qualys, Rapid7), prioritise, and remediate.
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Implement security hardening aligned to CIS Benchmarks, Microsoft Security Baselines, and DISA STIGs.
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Configure and manage cipher suites, TLS/SSL protocols, and cryptographic settings to remove weak/deprecated protocols.
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Manage certificates, encryption standards, and secure communication across services.
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Support audit, compliance, and penetration-test remediation activities.
Qualification, Skills and Experience:
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10+ years of relevant experience in VMware/ Wintel.
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Bachelor’s or master’s degree in computer science, Information Technology Engineering.
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Good understanding of backup and disaster recovery technologies, such as Veeam, Commvault, and Zerto.
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Good understanding of storage and SAN technologies, including Fibre Channel, iSCSI, NFS, and platforms such as Pure Storage, NetApp, and Dell EMC.
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Familiarity with infrastructure monitoring and observability tools, such as SolarWinds, PRTG, VMware Aria Operations, and SCOM
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Good understanding of infrastructure automation and Infrastructure as Code (IaC) using PowerCLI, Ansible, and Terraform.
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Good understanding of server hardware platforms, including HP ProLiant servers, firmware, hardware lifecycle management, and troubleshooting.
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Good understanding of virtualization technologies, including VMware vSphere/ESXi and Citrix XenServer administration and management.
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Familiarity with Microsoft Entra ID (Azure AD), Conditional Access, Microsoft Intune, and Modern Workspace administration
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Familiarity with cloud platforms, including Microsoft Azure, AWS, and VMware Cloud
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Understanding of networking fundamentals, including TCP/IP, VLANs, routing, firewalls, and load balancers.
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Exposure to regulated and compliance-driven environments, including ISO 27001, PCI-DSS, GDPR, and government or defence environments
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Familiarity with infrastructure documentation, operational procedures, and change management processes.
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Good understanding of infrastructure capacity planning, performance monitoring, and continuous improvement practice
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Strong experience in Windows Server administration, including Active Directory, DNS, DHCP, IIS, and Group Policy management
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Demonstrable experience in managing enterprise-scale patching cycles and vulnerability remediation across infrastructure environments.
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Practical experience with cipher suite configuration, TLS/SSL hardening, and cryptographic best practices
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Experience implementing and maintaining security baselines and hardening standards, including CIS Benchmarks, Microsoft Security Baselines, and DISA STIGs.
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Hands-on experience with PowerShell scripting for infrastructure automation, administration, and operational efficiency
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Strong troubleshooting and problem-solving skills across VMware, Windows, networking, storage, and other infrastructure layer
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Good understanding of incident management, problem management, change management, and IT service management processes
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Excellent documentation and communication skills, with the ability to clearly document technical solutions, operational procedures, and infrastructure standards
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VMware Certified Professional – Data Center Virtualization (VCP-DCV) certification is desirable.
Why should you join Dataction?
Fairness, meritocracy, empowerment, and opportunity are pillars of our work culture. In addition to a competitive salary, you can look forward to:
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Great work-life balance through hybrid work arrangement.
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Company funded skill enhancement and training.
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Exciting reward and recognition programme.
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Opportunity to bond with colleagues through exciting employee engagement initiatives.
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Great on the job learning opportunity through involvement in new product/ ideation teams.
