System Administrator – Networking
Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on Oct 3, 2026.
We are seeking a skilled System Administrator - Networking & Security with a strong understanding of networking fundamentals, firewall technologies, and endpoint security (Check point) , along with hands-on experience in Microsoft 365 (O365), Azure Active Directory (Azure AD), and Microsoft Intune. The ideal candidate will be responsible for managing, securing, and optimizing network, cloud, and endpoint environments while ensuring high availability, performance, and security across systems and networks.
Key Responsibilities:-
System & Endpoint Administration:
-Manage and administer Azure Active Directory (Azure AD), including user lifecycle, group management, conditional access, and identity security.
-Administer and maintain Check Point Harmony Endpoint for endpoint protection, threat prevention, and policy enforcement.
-Monitor system performance, availability, and security; troubleshoot and resolve issues proactively.
Networking & Security:
-Design, configure, and support network infrastructure including LAN, WAN, VPN, and wireless networks.
-Manage and troubleshoot firewalls, security rules, NAT, and access policies.
-Ensure network security best practices, including segmentation, secure access, and vulnerability mitigation.
-Support incident response, root cause analysis, and remediation related to network and security events.
Operations & Support:
-Perform system upgrades, patching, and maintenance to ensure security and stability.
-Create and maintain technical documentation, SOPs, and network diagrams.
-Provide Level 2/3 support for system, network, and security-related issues.
Requirements
Technical Skills:
-Hands-on experience with Azure AD (Entra ID).
-Hands-on experience with Check Point Harmony Endpoint.
-Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, VLANs, routing, VPNs).
-Experience with firewall administration (Check Point, Fortinet, Palo Alto, or similar).
-Familiarity with security concepts such as Zero Trust, MFA, endpoint protection, and access control.
Soft Skills:-
-Strong troubleshooting and analytical skills.
-Good communication and documentation abilities.
-Proactive mindset with attention to security and detail.
Education:-
-Bachelor’s degree in Computer Science, Information Technology, or equivalent experience.
Exp - 2- 4 yrs
Benefits
Competitive salary and performance-based incentives.
Opportunity to work in a mission-critical IT environment.
Exposure to advanced networking and security technologies.
Learning and professional development opportunities.
Friendly and collaborative work culture.