Job Description
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About the Company
PT Artajasa Pembayaran Elektronis is a leading provider of electronic payment infrastructure and digital transaction solutions in Indonesia. Artajasa supports banks, fintechs, and financial institutions through secure, scalable, and high-performance services that enable seamless digital transactions nationwide.
Job Overview
We are seeking a
Senior Network Engineer
to design, implement, operate, and optimize enterprise-grade network infrastructure that supports mission-critical payment systems. This role ensures the highest levels of network availability, performance, and security, while also leading improvements in architecture, monitoring, and troubleshooting.
Key Responsibilities
Design, implement, and maintain enterprise and data center network architectures, including LAN, WAN, VPN, routing, and switching.
Ensure high availability, reliability, and performance of network infrastructure that supports 24/7 payment operations.
Configure, deploy, and optimize network devices and security components such as VLANs, routing protocols, firewalls, IPS/IDS, and segmentation.
Plan and execute network upgrades, migrations, and capacity expansion with minimal service disruption.
Monitor network performance and conduct advanced troubleshooting through log and packet analysis to identify root causes and implement corrective actions.
Perform routine maintenance, including patches and firmware updates, and resolve complex issues such as connectivity and routing problems.
Collaborate with cross-functional teams and provide recommendations to enhance network scalability, resilience, and operational efficiency.
Qualifications
Bachelor’s degree in Computer Science, Information Technology, or a related field.
Minimum 5–7 years of experience as a Network Engineer in Cisco-based enterprise or data center environments.
Deep expertise with Cisco routing and switching technologies, including IOS/NX-OS, VLANs, VPNs, and routing protocols (BGP, OSPF, EIGRP).
Strong proficiency in Cisco network security solutions (ASA/Firepower, IPS/IDS, ACLs, segmentation).
Skilled in network monitoring, advanced troubleshooting, and packet/log analysis using Cisco tools and industry-standard platforms.
Hands-on experience implementing high-availability architectures and supporting 24/7 mission-critical systems.
Proven ability to plan and execute Cisco network upgrades, migrations, and capacity improvements.
Cisco certifications preferred:
CCNP Enterprise ,
CCNP Security , or
CCIE
(Enterprise/Data Center/Security).
Excellent analytical skills, attention to detail, and the ability to collaborate effectively with cross-functional teams.
Seniority level
Mid-Senior level
Employment type
Temporary
Job function
Information Technology
Industries
IT Services and IT Consulting, Financial Services, and Banking
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