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Job Description
The Senior Systems Engineer (Networks)will liaise with/manage external vendors, contractors and/or Market Participants.
- KEY JOB SPECIFICATIONS
(a) Education
Necessity
Preferred
- Degree in IT or engineering or equivalent.
- Minimally possess technical network certification (CCNP-Routing and Switching and Data Centre) or higher
- Possess Technical network certification (CCIE)
- Possess technical certification (CDCP, CISSP, related certifications preferred)
(b) Experience
Necessity
Preferred
- Minimum of 5 years experience in supporting, maintaining and implementing Network and/or Data Centre Facilities Management (Cisco/Aruba network devices, Cisco ACI) technical administration and support.
- Excellent understanding of common network technologies, including TCP/IP, IPsec, VRRP, HSRP, SNMP, NAT, Multicast, Sub-netting, Ethernet, Access-lists.
- In-Depth Working Knowledge and understanding of the following routing protocols: BGP, OSPF, EIGRP, ISIS, MPLS.
- Familiar with the setup and configuration of network security devices such as firewalls, wan optimisers, virtual private networks and authentication servers etc.
- Proven working knowledge, implementation and administration experience of high availability Network Security devices (E.g. Checkpoint, Cisco Firepower, Fortinet, Palo)
- Proven knowledge of DNS, time synchronisation, Proxy, F5 Load Balancers, Infoblox, RSA
- Proven knowledge in switch and router configuration, including storage switch configurations
- Monitor & measure the performance & availability of network devices proactively; implement corrective actions identified to improve performance & service level availability and capacity planning.
- Experience on the various Network Management platforms (E.g. MRTG, Cisco ISE, Algosec etc.)
- Minimum of 5 years experience in managing vendors in terms of procurement, writing and managing RFQ/RFP, project management, problem resolutions.
- Managed network projects successfully with proven track records.
- Working knowledge of DRP (disaster recovery plan) and BCP (business continuity plan)
- Working experience in the IT support for critical trading environment
- ITIL foundation certified
- Knowledge of data centre facility management (24 x 7): structured cabling, data centre physical architecture (power, grounding, cooling, cabling, fire protection, rack/physical layout, physical security management)
More Info
Key Skills
About Company
Proudly women-owned and established in Singapore in 2011, Ad Astra Consultants is a global talent solutions partner connecting exceptional talent with extraordinary opportunities. We work with multinational corporations, family-owned businesses, and innovative startups across diverse industries.
Global Reach: With offices in Singapore, the UK, and the Netherlands, and operations across 90+ countries, our team of 300+ professionals is helping shape the global workforce of tomorrow.
Our Services:
1. Executive Search
2. Contingent Search
3. Recruitment Process Outsourcing (RPO)
4. Temporary Staffing
5. Global Payroll Management
6. HR Consulting
At Ad Astra Consultants, we go beyond recruitment. We build lasting partnerships and deliver talent solutions with excellence, integrity, and innovation—helping businesses find transformative talent and professionals unlock exceptional career opportunities.


