Total 9 job vacancies by U3 Infotech Pte. Ltd.

JobSummary:

We areseeking an experienced Network Engineer to provide day-to-day operationalmanagement, administration, and support. The engineer will handle networktroubleshooting, configuration, documentation, and change management whileensuring network reliability and performance.

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KeyResponsibilities:

• Manage, monitor, and troubleshoot network devices (routers, switches, firewalls, wireless controllers).
• Perform firmware/software upgrades, patching, and vulnerability fixes.
• Configure VLANs, firewall rules, DNS entries, proxy whitelisting, and other network parameters.
• Conduct network backups, recovery, and disaster recovery exercises.
• Liaise with ISPs and service providers for operational issues.
• Support IoT and smart devices (CCTV, Smart TV, TouchWall panels, lighting controls).
• Maintain up-to-date network documentation (diagrams, topologies, configurations).
• Manage network change requests with proper planning, testing, and minimal user disruption.
• Analyze network performance and recommend improvements.

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RequiredQualifications & Experience:

• CCNA or CCNP certified (Active certification)
• experience with routing protocols: BGP, OSPF, EIGRP.
• Experience with Cisco Nexus switches, Cisco wireless APs and controllers.
• Strong troubleshooting skills for Layer 1–3 network issues.
• Experience with network management tools and packet sniffers (e.g., Wireshark).
• Knowledge of disaster recovery procedures.

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We are currently hiring for Network Engineer who can manage wired and wireless network access infrastructure; and support Data Centre network operations

1. Administer and support network infrastructure including network routers, switches, wireless access points, LAN controllers, AAA servers and encryptors
2. Respond and diagnose tickets related to network access and performance issues
a. Service and close support tickets to relocate or add client endpoints wired network access
b. Service and close support tickets to resolve client endpoints' wireless access
3. Troubleshoot, triage and resolve client endpoints' 802.1Xauthentication/authorization access issues and escalate, if necessary, L2 andL3 issues
4. Monitor availability of network access and provide immediate response and/or investigation to system alerts
5. Troubleshoot and assist with root cause analysis of incidents replacing failed network components
6. Support and perform routine automation tasks to ensure compliance for secure configuration, configuration backup management and routine firmware upgrades/updates
7. Manage operational activities and implement changes
8. Track network equipment support lifecycle, procure and support refresh activities to project closure and payment
9. Track equipment maintenance support agreements and telco circuits contracts, procure contract renewal and make payment
10. Support project teams in the delivery of wider IT services.

Please refer to U3’s Privacy Notice for Job Applicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When you apply, you voluntarily consent to the collection, use and disclosure of your personal data for recruitment/employment and related purposes.

- At least 3 years of hands-on experience in application development, preferably in the following areas:
o Nintex K2 (K2-Five) - Knowledge in SmartObjects, Views, Forms, and Workflows.
o C# .NET Framework and .NET Core - Focused on building robust applications andAPI interfaces.
o Microsoft SQL Server - Strong proficiency in writing complex queries, designing stored procedures, and optimizing performance.

- A good team player and starter with problem-solving mindset, analytical, and attention to detail.
- Agile, fast learner and able to adapt to changes.
- Possess a collaborative and team-first mindset with strong accountability and reliability in independent work.

Key Responsibilities:
• Propose and design application and system solutions on Nintex K2 platform that aligns with business goals and enterprise standards.
• Develop and deliver software solutions on Nintex K2 (K2-Five), including SmartObjects, Views, Forms, and Workflows.
• Build and maintain robust applications and API interfaces using C# .NET Framework and .NET Core.
• Write complex SQL queries, design stored procedures and optimize database performance on Microsoft SQL Server.
• Review code and workflows to ensure quality, performance, and maintainability.
• Investigate issues in existing systems, perform root-cause analysis, and design effective fixes.
• Review enhancement requests, propose solutions, and implement them in current systems.
• Ensure security compliance by design and timely patching and upgrades.

SKILLS: K2-Five, Nintex K2, C#, .Net, .Net Core, SQL, API

U3 Privacy Notice:
Please refer to U3’s Privacy Notice for Job Applicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When you apply, you voluntarily consent to the collection, use and disclosure of your personal data for recruitment/employment and related purposes.

· Hands-on experience in full software development lifecycle activities including requirement analysis, development, testing, deployment, and maintenance.

· Demonstrate solid programming expertise of at 3 years in Java and/or Kotlin with the ability to build scalable, secure, and high-performance backend applications.

· Develop modern user interfaces using frontend technologies such as React, ensuring responsive design and an enhanced user experience.

· Analyze complex technical problems, perform root cause analysis, and deliver effective troubleshooting solutions in production environments.

· Design system architecture, implement technical solutions, and conduct thorough code reviews to maintain coding standards and application quality.

· Work independently in providing production support, incident resolution, system enhancements, and continuous performance optimization.

· Collaborate effectively with cross-functional teams including product managers, QA engineers, DevOps engineers, and business stakeholders.

· Apply Agile methodologies such as Scrum or Kanban, actively participating in sprint planning, daily stand-ups, backlog refinement, and retrospectives.

· Demonstrate strong learning agility, adaptability to evolving technologies, and commitment to continuous improvement and innovation in software development practices.

U3 Privacy Notice: 

Please refer to U3’s Privacy Notice for Job Applicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When you apply, you voluntarily consent to the collection, use and disclosure of your personal data for recruitment/employment and related purposes.

• Experience with software design and development
• Able to analyze user requirements to inform application design
• Minimum 3 years of hands-on software development experience in Python.
• Good written and verbal communication skills.
• Agile, fast learner and able to adapt to changes.
• Experience in TypeScript, React, C#, MSSQL.
  
  U3 Privacy Notice: Please refer to U3’s Privacy Notice for Job Applicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When you apply, you voluntarily consent to the collection, use and disclosure of your personal data for recruitment/employment and related purposes.

KeyAccountabilities

• HPC Systems Operations: Administer, operate, and maintain Linux-based HPC clusters, including compute, storage, and high-speed networking
• Manage and support:
  HPC job schedulers (e.g. Slurm, PBS Pro, LSF)
  Parallel file systems (Lustre, GPFS/Spectrum Scale, BeeGFS)
  Cluster management and provisioning tools
  Perform system monitoring, patching, upgrades, and capacity planning.
  Troubleshooting and resolve hardware, software, OS, and network issues across HPC environments
• Participate in on-call or escalation support rotations as needed
• Work with our software engineer to support our AI/DL applications and our desktop engineer to help with user problems as required.
• Advice and guidance to researchers for HPC application development, debugging, optimization and parallelization

Strong hands-on experience with:

• Linux operating systems (RHEL, Rocky, SUSE)
• HPC schedulers and resource managers
• Parallel file systems
• Understanding of HPC performance tuning and optimization techniques.
• Linux Operating systems

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Please refer to U3’s Privacy Notice for JobApplicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When youapply, you voluntarily consent to the collection, use and disclosure of yourpersonal data for recruitment/employment and related purposes.

Required Skills & Qualifications:

• Minimum 5 years of experience in system development.
• Minimum 4 years of experience in Java/Kotlin.
• Strong problem solving and troubleshooting skills.
• Strong communication and collaboration skills.
• Able to design, implement solution, and perform code review independently.
• Able to provide production support independently.
• Agile, fast learner and able to adapt to changes.
  
  U3 Privacy Notice: Please refer to U3’s Privacy Notice for Job Applicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When you apply, you voluntarily consent to the collection, use and disclosure of your personal data for recruitment/employment and related purposes.

Role: Senior Software Engineer / Full Stack (Grant& FinTech)
Duration: 12 Months (extendable)
Singapore

• Experience: 8+ years infull-stack software development.
• Education &Certifications: B.Comp. Sc., AWS Certified Solutions Architect –Associate.
• Key Experience: Key developer on a FinTech analytics platform integrating with market data APIs.
• Built complex workflow engines and interactive dashboards for financial institutions.
• Key Responsibilities: Build workflow and approval management systems; create reporting and analytics dashboards; integrate with Pitch Book and Tracxn APIs;develop automated presentation generation tools

Senior Software Engineer / Full Stack (PathFin.ai)
Duration: 12 Months (extendable)
Location: Singapore

• Experience: 7+ years in full-stack software development.
• Education & Certifications: B.Soft. Eng., AWS Developer Associate, Certified Kubernetes Administrator (CKA).
• Key Experience: Lead developer for a knowledge management platform for a large professional services firm. Expert in content management systems, community portals, and AI-powered search.
• AI/ML Experience: 3+ years building AI/ML-powered applications.
• Key Responsibilities: Lead technical development of PathFin.ai; implement automated content curation, AI-enabled knowledge matching, and roadmap generation tools; develop API integrations for AI adoption intelligence.

Please refer to U3’s Privacy Notice for Job Applicants/Seekers at https://u3infotech.com/privacy-notice-job-applicants/. When you apply, you voluntarily consent to the collection, use and disclosure of your personal data for recruitment/employment and related purposes.