Network Engineer

6 days ago

Singapore SCIENTE Full time

Direct message the job poster from SCIENTE
We are seeking a highly skilled Senior Network Engineer with hands-on expertise in Cisco and Arista network switches, Palo Alto firewalls, and Aruba Wi-Fi solutions. The ideal candidate should bring 3–5 years of professional experience in network engineering, with prior exposure to a technical lead role.
Qualifications
3–5 years of working experience in network engineering roles;
Hands-on experience with Cisco and Arista switches (configuration, implementation, optimization);
Strong knowledge of Palo Alto firewalls (security policies, VPN, threat prevention, rule optimization);
Experience managing Aruba Wi-Fi solutions, including access point configuration, controller management, and wireless performance tuning;
Good understanding of network routing, switching protocols, and network security principles;
Ability to troubleshoot complex networking issues across LAN/WAN, wireless, and security devices;
Excellent documentation, communication, and stakeholder engagement skills;
Prior experience in a technical lead capacity (guiding junior engineers, leading network projects);
Familiarity with network automation or scripting (Python, Ansible) for efficiency;
Experience with network monitoring tools (SolarWinds, PRTG, or similar);
Certifications such as CCNP, Arista Certified Engineer, Palo Alto PCNSE, or Aruba Certified Professional are advantageous;
Exposure to cloud networking (AWS, Azure, GCP) and integration with on-premises infrastructure.
Responsibilities
Design, configure, and maintain Cisco and Arista network switching environments to meet performance and scalability needs;
Administer and secure Palo Alto firewalls, ensuring robust perimeter security, VPN connectivity, and compliance with security standards;
Manage and optimize Aruba Wi-Fi deployments, ensuring seamless wireless coverage and end-user connectivity;
Perform advanced troubleshooting and root cause analysis for complex networking issues;
Collaborate with cross-functional teams to support business applications, cloud connectivity, and digital transformation initiatives;
Document network diagrams, configurations, and standard operating procedures;
Lead or support network infrastructure projects, upgrades, and migrations;
Mentor junior engineers and contribute to developing best practices for network security and performance.
Job details
Seniority level: Mid-Senior level
Employment type: Contract
Job function: Information Technology and Engineering
Industries: Hospitality, Information Services, and IT Services and IT Consulting
Should you be interested in this career opportunity, please send in your updated resume to

at the earliest.
When you apply, you voluntarily consent to the disclosure, collection and use of your personal data for employment/recruitment and related purposes in accordance with the SCIENTE Group Privacy Policy, a copy of which is published at SCIENTE’s website (
Confidentiality is assured, and only shortlisted candidates will be notified for interviews.
EA Licence No. 07C5639
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