Senior Network and Systems Engineer

AIO App Inc; Islamabad; On-site; PKR 1,800,000 - 3,000,000; Full time

Job summary

AIO App Inc. is seeking a skilled Tier 2 IT professional with 4-5+ years in advanced networking and system administration to manage complex deployments, security policies, and cloud/hybrid infrastructure.

You will lead Tier 1 guidance, troubleshoot across Windows, macOS, and Linux endpoints, and drive improvements in our IT operations. Join a fast-growing restaurant tech SaaS startup backed by Silicon Valley investors.

Qualifications

• 4-5+ years of experience in advanced networking and system administration.
• Hands-on in troubleshooting and improving IT systems.

Responsibilities

• Diagnose and resolve escalated hardware, software, OS, and network issues.
• Deploy, configure, and troubleshoot routers, switches, VLANs, wireless networks, and DNS.
• Manage and maintain firewalls, VPNs, and advanced network security policies.
• Support and administer Microsoft 365 services (Exchange, Teams, OneDrive, SharePoint).
• Administer Microsoft Entra ID (Azure AD) for user lifecycle, roles, and access control.
• Implement and enforce Conditional Access and MFA policies.
• Manage Microsoft Intune for endpoint enrollment, compliance, and security.
• Monitor and elevate Microsoft Defender XDR alerts.
• Support on-premises servers (Windows Server roles such as AD, DNS, DHCP, File/Print).
• Document configurations, SOPs, and troubleshooting steps for knowledge sharing.
• Work with IT leadership to plan and deploy network upgrades, cloud integrations, and hybrid infrastructure improvements.
• Participate in incident response and root-cause analysis for network and system issues.

Skills

Advanced networking

System administration

Troubleshooting

Mentoring / Team guidance

Tools

Cisco

Huawei

Fortinet

Palo Alto

Microsoft 365

Azure AD

Intune

Job description

About the Role:

We are seeking a skilled and proactive candidate with 4-5 years or more of experience in advanced networking and system administration. This Tier 2 role emphasizes complex network deployments, firewall and VPN configuration, Microsoft Cloud administration, and on-premises infrastructure management. The ideal candidate will be hands-on in troubleshooting and improving IT systems, ensuring robust connectivity, and securing both cloud and hybrid environments.

You will play a key role in supporting day-to-day IT operations, guiding Tier 1 staff, and driving continuous improvement in our IT infrastructure.

What will your responsibilities be?

• Diagnose and resolve escalated hardware, software, OS, and network issues.

• Deploy, configure, and troubleshoot routers, switches, VLANs, wireless networks, and DNS.

• Manage and maintain firewalls, VPNs, and advanced network security policies.

• Support and administer Microsoft 365 services (Exchange, Teams, OneDrive, SharePoint).

• Administer Microsoft Entra ID (Azure AD) for user lifecycle, roles, and access control.

• Implement and enforce Conditional Access and MFA policies.

• Manage Microsoft Intune for endpoint enrollment, compliance, and security.

• Monitor and elevate Microsoft Defender XDR alerts.

• Support on-premises servers (Windows Server roles such as AD, DNS, DHCP, File/Print).

• Document configurations, SOPs, and troubleshooting steps for knowledge sharing.

• Work with IT leadership to plan and deploy network upgrades, cloud integrations, and hybrid infrastructure improvements.

• Participate in incident response and root-cause analysis for network and system issues.

What are we looking for and what does it require to be the right fit for this role?

• Networking: Strong knowledge of TCP/IP, DNS, DHCP, VLANs, VPNs, LAN/WAN, routing & switching (Cisco, Huawei or similar).

• Firewall/VPN: Experience configuring and troubleshooting enterprise firewalls (e.g., Fortinet, Cisco, Palo Alto, or similar).

• Cloud & Hybrid IT:

• Microsoft 365 administration (Exchange Online, Teams, OneDrive, SharePoint).

• Microsoft Entra ID (Azure AD) – user management, RBAC, security policies.

• Microsoft Intune (MDM, compliance, application deployment).

• On-Premises: Windows Server administration (AD DS, DNS, Group Policy, File/Print).

• Security: Experience with endpoint security (Defender, AV policies, patching, vulnerability remediation).

• Support: Advanced troubleshooting skills across Windows, macOS, and Linux endpoints.

• Documentation & Process: Ability to create SOPs, network diagrams, and knowledge base articles.

Why Join AIO?

Our mission is to revolutionize the US restaurant industry by providing a comprehensive and fully integrated solution that empowers restaurant owners to efficiently manage all aspects of their business. Our platform, designed to meet the unique challenges (post COVID-19) faced by restaurants, combines our patented AI technology with unparalleled customer support to help owners increase revenue, reduce costs, and improve their overall profit margins.

We believe that restaurants should be able to focus on delivering exceptional dining experiences to their customers, without the added stress of managing complex and disparate systems. That's why we offer an All-In-One super app platform for all their needs, from front-of-the-house operations like ordering, payment, marketing and rewards, to back-of-the-house management like inventory, staff, and financials.

We are laser focused to become a significant player in the $55 billion restaurant tech SaaS market. You will be a part of a world class Silicon Valley funded stealth mode startup.