IT Manager - Infrastructure & Administration
First seen by Alion on Oct 26, 2026.
Role Summary :
We are looking for a hands-on IT Manager - Infrastructure & Administration to own and manage QNu Labs' day-to-day IT infrastructure and administration.
The role will be responsible for managing servers, networks, endpoints, firewalls, Microsoft 365/Azure, Active Directory, SharePoint, VPN, IT assets, licenses and user support, while ensuring a secure, reliable and scalable IT environment.
The incumbent will also manage IT vendors, hardware/software procurement, renewals, backups, patching and disaster recovery, and support the organization's cybersecurity and compliance requirements.
This role is best suited for someone who has grown through System Administration / IT Infrastructure / Network Administration roles and is now capable of independently managing the IT administration environment of a growing technology organization.
Key Responsibilities :
- Manage day-to-day IT infrastructure including servers, networks, endpoints, firewalls and cloud services.
- Administer Active Directory, Microsoft 365/Azure, SharePoint, Outlook, VPN and related enterprise IT services.
- Manage Windows and Linux environments and troubleshoot infrastructure and end-user issues.
- Own IT support operations and ensure timely resolution of employee IT issues.
- Manage endpoint security, antivirus, patching, firewall rules and user access controls.
- Manage backups, disaster recovery and availability of critical IT systems.
- Own IT asset lifecycle including laptops, hardware, software licenses, inventory and renewals.
- Coordinate procurement of IT hardware, software, licenses and services.
- Manage IT vendors, service providers and third-party support partners.
- Maintain IT policies, SOPs, documentation and support processes.
- Support cybersecurity, information-security and compliance initiatives.
- Coordinate periodic security assessments including VAPT/WAPT and track closure of identified issues.
Requirements :
- 5 - 8 years of experience across IT Infrastructure, System Administration, Network Administration or IT Support.
- Hands-on experience with Windows/Linux, Active Directory, Microsoft 365, Azure, Outlook administration and SharePoint.
- Good understanding of LAN/WAN, VPN, firewalls, network devices and troubleshooting.
- Experience managing endpoints, user access, patching, antivirus and IT security controls.
- Experience with IT asset management, software licensing, procurement and vendor management.
- Working knowledge of backup, disaster recovery and IT infrastructure availability.
- Strong troubleshooting, problem-solving and stakeholder-management skills.
- Ability to independently manage day-to-day IT administration in a growing organization.
Good to Have :
- Exposure to VAPT/WAPT, penetration testing coordination and information-security practices.
- Exposure to ISO 27001 or similar security/compliance frameworks.
- Experience working in a technology, cybersecurity, SaaS or product organization.
- Certifications such as ITIL, CompTIA Security+, ISO 27001 or CISSP.
Skills
System Administration, Network Administration, IT Infrastructure, Active Directory, Windows Server, Linux, Azure, Sharepoint, VPN, Firewall, Troubleshooting