L3 Network Engineer

**Job Title**: L3 Network Engineer

**Location**: Singapore
**Employment Type**: Full-Time

**Role Overview**

**Key Responsibilities**
- Act as a senior technical authority, engaging with multiple domains and business units to translate demand into secure and scalable solutions.
- Define and implement **cloud-based and hybrid infrastructure solutions**, including high availability and disaster recovery designs.
- Lead **data center, hosting, endpoint, and network security** initiatives to safeguard enterprise systems.
- Analyze current infrastructure, identify gaps, and develop **future-state roadmaps and implementation plans**.
- Oversee **data migration, integration, and consolidation efforts** during large-scale initiatives such as **Mergers & Acquisitions**.
- Install, configure, and support:

- **Windows & Linux servers**, Active Directory, ADFS, and Azure AD.
- **Networking technologies**: SD-WAN, MPLS, LAN/WAN, Wi-Fi, Firewalls/IDS/IPS, VPN, IPsec/GRE, IPAM, UTM.
- **Security solutions**: NGFW, WAF, CASB, SIEM, DDoS mitigation, vulnerability management.
- Support and optimize enterprise platforms including **SAP S/4HANA, Exchange, VDI, Proxy/Load Balancers, and Hyperconverged Infrastructure (Nutanix preferred)**.
- Develop and maintain **automation scripts** (PowerShell, Python, TCL) to improve efficiency.
- Drive **documentation, SOP creation, governance, and compliance alignment** with CIS, NIST, ISO 27001, and other frameworks.
- Serve as the final escalation point for infrastructure operations teams, ensuring problem resolution and trend analysis.
- Lead **business continuity and disaster recovery planning** activities.
- Collaborate with global IT teams (Security Ops, Identity, Infrastructure Ops, Applications, Cyber Governance) to deliver end-to-end IT services.
- Manage and govern external partners/vendors, ensuring quality and secure delivery.
- Stay current with emerging technologies and trends to shape infrastructure strategy.

**Qualifications & Experience**
- Bachelor’s degree in **Computer Engineering, Computer Science, or related field**.
- **10+ years of hands-on experience** in designing, building, and supporting enterprise/global infrastructure.
- Strong expertise in:

- **Azure Cloud** architecture & Microsoft security stack (Defender ATP, MDE, MDI, MDC).
- **Networking protocols & technologies**: IPv6, OSPF, BGP, VPN, GRE, IPsec, QoS.
- **Security frameworks & tools**: Firewalls, IDS/IPS, AV, DoS/DDoS, CDN, CASB, SIEM.
- **Core IT Infrastructure**: Active Directory, Exchange, DNS, DHCP, LDAP, RADIUS, clustering, certificate management.
- **Backup/DR**: Veeam, SCOM, SCCM, Horizon VDI.
- Experience with **Merger & Acquisition (M&A) due diligence and integration**.
- Knowledge of **OT security, SASE, SD-WAN, cloud-native technologies (containers, CI/CD, IaC automation)**.
- Strong vendor management and coaching skills in outsourced environments.

**Certifications (Preferred/Required)**
- **Security Certifications**: CISSP, CISA, CISM, GIAC suite.
- **Networking**: CCNP/CCDP/CCIE/CCDE.
- **Cloud**: Microsoft Certified Azure Solution Architect.
- **Best Practices**: ITIL v3/v4.

**Soft Skills**
- Strong **leadership, planning, and organizational skills**.
- Excellent **verbal and written communication**, with ability to engage stakeholders across business and IT.
- Customer-focused mindset, capable of balancing operational needs with security and innovation.
- Team player in a **multicultural and global environment**.

**Job Types**: Full-time, Permanent

Pay: $9,000.00 - $10,000.00 per month

**Benefits**:

- Health insurance
- Parental leave
- Professional development

**Experience**:

- Network engineering: 8 years (required)

License/Certification:

- CCNP (preferred)
- CCNA (preferred)

**Location**:

- Singapore (required)