Network Security Engineer

3 days ago


Singapore TECH AALTO PTE. LTD. Full time

**Network Engineer**

Description:
**Responsibilities**:
**Design and Document Preparation**
- Provide networking expertise, revise solution architecture drawings and diagrams
- Prepare the design documents including Low Level Design (LLD) documents for OPS Network and SMRC Network, firewalls configuration, IDS/IPS and hardening states.
- Prepare ITD (Test procedure) document for OPS Network and SMRC Network
- Prepare new or update all the relevant documents (e.g. Maintenance or User Manual, Config/Rollback/Troubleshoot Procedure) required for the OPS Network (FMC, FTD (firewalls)) and SMRC Network (OFL+ONL)

Integration Support:

- The Contractor with support configuration changes to system platforms in factory and customer sites.
- The Contractor will support the integration of Offline HSE and Offline Remote Site Switches with Offline SMRC Servers e.g. PIM/PAM, SNMS/SMS/NMS/LMS, RADIUS, NTP, SIEM etc (Offline)
- The Contractor will support the integration of Online AMTS New HSE & Remote sites switches with Offline SMRC Servers e.g. PIM/PAM, SNMS/SMS/LMS, RADIUS, NTP, SIEM etc. (Offline)
- The Contractor will assist in the SMRC network configuration, Integration, testing, verification and troubleshooting of the following technology used in SMRC Network (Online SMRC)
- The Contractor will configure, optimize and test the transparent firewall failover functionality running in HA and standalone mode with online interfaces for the traffic impact (OPS Network)
- The Contractor will support External Support Platform (ESP) setup, including network platform configuration & Integration (Layer 2 and Layer 3) of switch, configure firewall with S2S VPN, DMZ, NAT and Internet using ACL policies, IPS policies, URL & Content filtering policies, VPN policies, NAT policies, hardening of switch and firewall as per the hardening guideline
- The Contractor to provide troubleshooting support during online deployment & integration (OPS Network)

**Hardening Support**:

- The Contractor will assist on the hardening of Online / Offline SMRC network equipment and firewalls
- The Contractor will assist on the hardening of Online / offline OPS firewalls (OPS Network).
- The Contractor will troubleshoot / fix if there are any operational / unknown issues occurs in the environment due to the hardening configuration on network devices (Offline, Online SMRC)
- The Contractor will support in case any issue with hardening of online firewalls / any operational issue occurs due to the hardening of online network devices (OPS Network).


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