Support internal operations and exceed SLAs as a Sr Infrastructure Engineer for Resideo Technologies. Design and implement solutions to enhance system reliability and performance.
About the role
- IT Infrastructure Specialist overseeing hybrid IT infrastructure systems in global SaaS company. Responsible for system stability, security, and collaboration with engineering teams.
Responsibilities
- Maintain, monitor, and improve Secomea’s hybrid environment
- Ensure uptime, performance, and operational stability across environments, meeting SLA and reliability targets
- Manage and troubleshoot core systems, including Windows Server, networking, storage, and virtualization
- Serve as an L3 escalation point for complex infrastructure and network issues
- Oversee Microsoft environments: Active Directory, Azure AD, Intune, Exchange, and related systems
- Contribute to security, compliance, and audit processes (ISAE 3402-2, ISO27001, NIS2)
- Collaborate with Platform Engineers, Architects, and the Internal IT Manager to align infrastructure with business and product needs.
- Create and maintain detailed documentation of infrastructure, processes, and compliance controls.
- Drive operational cost efficiency and optimize technology spend.
- Mentor colleagues and promote best practices in infrastructure management and documentation.
Requirements
- Bachelor’s degree in computer science, IT, or equivalent practical experience (e.g., Data Technician with infrastructure specialization)
- 6–10+ years of experience in IT infrastructure and operations, including administration of hybrid environments
- Strong knowledge of: Windows Server administration (AD, DNS, DHCP, GPOs)
- Azure management (VMs, networking, identity, cost management)
- Networking fundamentals (TCP/IP, DNS, VPN, firewalls, routing)
- Virtualization (Hyper-V, VMware, or similar)
- Familiarity with Linux administration is an advantage.
- Strong experience with monitoring, backup, and automation tools (e.g., Bicep, Ansible, PowerShell, ScienceLogic, Prometheus).
- Understanding compliance frameworks such as ISAE 3402-2, ISO27001-2, NIS2, or SOC 2.
- Able to support key application like Github
- Excellent documentation skills, a structured working style, and a strong focus on operational reliability.
- Strong stakeholder management
- Primary / Active Certifications: Microsoft Certified: Windows Server Hybrid Administrator Associate (AZ-800 / AZ-801)
- Microsoft Certified: Azure Administrator Associate (AZ-104)
- ITIL v4 Foundation
- Cisco CCNA or CompTIA Network+
Benefits
- A chance to become a key technical player in a global SaaS company scaling rapidly
- Influence on infrastructure standards and automation strategy
- Work in a skilled, international team with high ambitions and a collaborative mindset
- Hybrid setup (Copenhagen HQ) and flexible working conditions
- Opportunities for professional growth, certifications, and career development
- A friendly, inclusive workplace where we balance ambition with fun
- Competitive salary and benefits package
Job title
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Degree requirement
Tech skills
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