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Senior Windows Infrastructure Design Engineer (L3/L3.5)

KeyloopDesign
Hiring from
India
Work type
Hybrid
Posted

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Keyloop bridges the gap between dealers, manufacturers, technology suppliers and car buyers.
We empower car dealers and manufacturers to fully embrace digital transformation. How? By creating innovative technology that makes selling cars better for our customers, and buying and owning cars better for theirs.
We use cutting-edge technology to link our clients’ systems, departments and sites. We provide an open technology platform that’s shaping the industry for the future. We use data to help clients become more efficient, increase profitability and give more customers an amazing experience. Want to be part of it?

About the Role

We are seeking an experienced Windows Infrastructure Design Engineer to join our Infrastructure Engineering team. This role is responsible for the architecture, engineering, governance and highest-level technical support (L3/L3.5) of the organisation's Windows Server, Active Directory and identity infrastructure across datacentre, cloud and hybrid environments.

The successful candidate will be a senior technical authority for Microsoft server and identity technologies, providing design leadership, operational governance and engineering expertise. The role combines deep Windows and Active Directory knowledge with experience of Privileged Access Management (PAM), automation and modern infrastructure management practices.

The engineer will play a key role in modernising infrastructure services, improving security posture, driving automation and supporting large-scale transformation initiatives across the enterprise estate.

Key Responsibilities

  • Design, implement and maintain enterprise Windows Server infrastructure and associated platform services.

  • Own the architecture and governance of Active Directory Domain Services (AD DS), including domain, forest, trust and replication design.

  • Design and support Microsoft DNS services hosted on domain controllers and integrated with Active Directory.

  • Define and maintain standards, reference architectures and operational processes for Windows and identity services.

  • Act as the L3/L3.5 escalation point for complex Windows, Active Directory and authentication-related issues.

  • Design and support enterprise identity and access management solutions, including integration with PAM platforms.

  • Develop and implement security hardening standards in line with industry best practices.

  • Collaborate with security, networking, cloud and application teams to deliver resilient and secure infrastructure services.

  • Design and implement automation solutions using scripting, Infrastructure as Code and API-driven management.

  • Leverage AI-assisted tooling to improve operational efficiency, troubleshooting, reporting and knowledge management.

  • Provide technical leadership for infrastructure transformation, cloud migration and service modernisation programmes.

Required Experience

  • Extensive experience designing and supporting Microsoft Windows Server environments.

  • Strong expertise in Active Directory Domain Services, including:

  • Forest and domain design

  • Group Policy

  • Sites and services

  • DNS integration

  • Trust relationships

  • Replication

  • Authentication services

  • Strong understanding of Microsoft DNS, DHCP and certificate services.

  • Experience supporting hybrid identity environments incorporating Active Directory and Microsoft Entra ID.

  • Experience with Privileged Access Management (PAM) solutions and privileged account controls.

  • Strong understanding of authentication technologies including Kerberos, LDAP, NTLM and modern identity protocols.

  • Experience with Windows security hardening and vulnerability remediation.

  • Experience with PowerShell automation and configuration management.

  • Strong troubleshooting and root-cause analysis capability across complex enterprise environments.

  • Experience supporting highly available and business-critical infrastructure services.

Desirable Experience

  • CyberArk, Delinea, BeyondTrust or similar PAM platforms.

  • Microsoft Entra ID, Entra Connect and hybrid identity architectures.

  • Windows Failover Clustering.

  • Remote Desktop Services (RDS).

  • Microsoft PKI and certificate lifecycle management.

  • VMware, Nutanix or cloud-hosted Windows environments.

  • Configuration management platforms such as Ansible, DSC or SCCM.

  • Monitoring platforms such as SolarWinds, SCOM, Grafana or Prometheus.

  • Experience applying AI technologies to infrastructure operations and service management.

Key Attributes

  • Deep technical expertise in Windows and identity technologies.

  • Strong design and architecture capability.

  • Security-first mindset.

  • Excellent problem-solving and troubleshooting skills.

  • Automation-oriented approach to service management.

  • Strong documentation and governance discipline.

  • Ability to lead technical standards and engineering best practices.

  • Strong communication and stakeholder management skills.

Success Measures

  • Availability and resilience of Windows and Active Directory services.

  • Security and compliance of identity infrastructure.

  • Reduction in operational effort through automation.

  • Successful delivery of infrastructure transformation initiatives.

  • Quality of technical standards, documentation and governance.

  • Reduction in recurring incidents and identity-related operational risks.

This role provides the opportunity to own and evolve the core Windows and identity platforms that underpin a global enterprise environment, combining deep technical engineering with modern automation, security and privileged access management practices.

Why join us?
We’re on a journey to become market leaders in our space – and with that comes some incredible opportunities. Collaborate and learn from industry experts from all over the globe. Work with game-changing products and services. Get the training and support you need to try new things, adapt to quick changes and explore different paths. Join Keyloop and progress your career, your way.
An inclusive environment to thrive
We’re committed to fostering an inclusive work environment. One that respects all dimensions of diversity. We promote an inclusive culture within our business, and we celebrate different employees and lifestyles – not just on key days, but every day.
Be rewarded for your efforts
We believe people should be paid based on their performance so our pay and benefits reflect this and are designed to attract the very best talent. We encourage everyone in our organisation to explore opportunities which enable them to grow their career through investment in their development but equally by working in a culture which fosters support and unbridled collaboration.
Keyloop doesn’t require academic qualifications for this position. We select based on experience and potential, not credentials.
We are also an equal opportunity employer committed to building a diverse and inclusive workforce. We value diversity and encourage candidates of all backgrounds to apply.
"At Keyloop, AI is a daily ally: We encourage and train every employee to use our AI tools to boost their creativity and productivity."

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