Total 12 job vacancies by Cygnify Pte. Ltd.

The role focus on operations & maintenance of the client's submarine cable systems to ensure the delivery of optimal quality & providing continuity of traffic and deliver colo customers’ facilities and interconnection requests.

What You Will Do:

• Oversee the implementation of telecommunications system in the client's cable landing station.

• Work as a team member to operate and maintain telecommunications equipment and submarine cable communication systems in the cable station.

• Test, implement, and troubleshoot submarine cable communication equipment and links.
  Develops and administers the operation procedures for cable station, consortia equipment, co-location and interconnection.

• 24 x 7 standby with on call duties for cable station operations requirement, submarine cable systems (dry and wet segment) fault localizations and fault repair supports and coordination.

• Oversee and provide support on the implementation of M&E, building facilities, outside plant infrastructure systems in the cable station

• On-board representatives on vessel for submarine cable projects or repairs.

• Manage and deliver equipment room facilities request to ensure efficient planning and allocation of floor space and power in the cable station.

• Oversee and provide support on the implementation of colocation projects in the cable station.

• Ensure all equipment room interconnection requests are met, including cabling, fiber patching and troubleshooting activities in the cable station.

• Manage co-location customers’ site access and security.

• Maintain and update documentation of all submarine cable facilities, test equipment and spare plants including colocation customers’ colocation facilities and interconnection services in the cable station.

• Assist in the submarine cable and equipment room projects site survey/inspection, installation, and commissioning.

What You Will Bring:

• Diploma in Electrical/Electronics/ Communication Engineering

• Preferably with 1-2 years relevant experience are welcome

• Team player, self-motivated and able to work independently

• Strong analytical, project management, system testing and problem-solving skills

• Able to perform shift duty and 24x7 standby with on call duty

• Open to fresh graduates
  

  UEN: 202329526G

  EA Licence: 23S2061 

Role: MobileCore Network Ops Engineer (4G/5G)
Location: Singapore

We are partnering with a leading organisation to hire a Mobile Core Network OpsEngineer (4G/5G) to support critical telecom infrastructure and ensure seamlessnetwork operations.

About theRole

You will beresponsible for the operation, maintenance, and troubleshooting of 4G/5G corenetwork systems, ensuring high service availability and performance, includingsupport for international roaming services.

KeyResponsibilities

• Manage and support 4G/5G Mobile Core nodes (e.g., IMS, HSS, UDM, SBC, MSS, etc.) to ensure smooth network operations
• Perform system maintenance, including patching, upgrades, and performance optimisation
• Monitor network performance, KPIs, and alarms to maintain service quality
• Troubleshoot and resolve end-to-end network issues across core systems
• Collaborate with local providers and international roaming partners for testing and service assurance
• Implement security hardening and vulnerability management to mitigate risks
• Develop and maintain operational processes and documentation

Requirements

• Degree in Electronics, Communications, Networking, or related field
• Minimum 3-5 years of experience in the Telco industry
• Strong knowledge of 4G/5G core networks and call flows
• Familiarity with protocols such as IMS, VoLTE, SS7, Diameter, SIP, SCTP
• Hands-on experience in network troubleshooting (end-to-end)
• Exposure to VoLTE roaming and IREG testing
• Understanding of network and application security
• Knowledge of IP networking (switching & routing)
• Experience working with Linux and virtualised environments
• Basic scripting/programming skills (e.g., Python, Shell)

UEN: 202329526G

EA Licence: 23S2061

Job Title: Software Developer

Location: Singapore

We are partnering with a leading fintech company looking to hire an experienced Software Engineer to join their growing team in Singapore.

Responsibilities:

• Design, develop, and maintain a high-performance platform for AI-driven banking solutions.

• Write clean, scalable, and efficient code for cloud-based systems.

• Integrate software components with internal and external systems to ensure seamless functionality.

• Learn and use AI and machine learning to integrate and optimize AI models for real-time processing.

• Ensure AI algorithms are effectively embedded within financial applications.

• Develop and execute unit, integration, and performance tests to ensure software quality.

• Diagnose and resolve technical issues across development, test, and production environments.

• Contribute to the design and architecture of scalable, secure, and high-performance financial systems.

• Participate in code and design reviews, ensuring adherence to industry best practices.

• Work closely with cross-functional teams, including engineers, researchers, and product managers.

Requirements

• Computer Degree holder with 4+ years of hands-on software development experience

• Experience with Java or Python or C, and related frameworks.

• Experience in Fintech, Banking, or Financial Services.

• Familiar with cloud platforms such as AWS, GCP, Azure, or private cloud.

• Strong problem-solving skills, analytical thinking, and attention to detail.

• Excellent communication and teamwork abilities.

• Knowledge in AI, NLP or machine learning frameworks is a big plus.

We are looking for a Senior Associate Engineer to support the operations, maintenance, and reliability of critical submarine cable systems and cable landing station facilities. This role plays a key part in ensuring network availability, service continuity, and the successful delivery of colocation and interconnection services.

The ideal candidate is technically inclined, hands-on, and eager to work in a mission-critical telecommunications environment.

Key Responsibilities

• Operate, maintain, and support submarine cable communication systems and telecommunications equipment.
• Perform testing, implementation, troubleshooting, and fault diagnosis of submarine cable transmission systems and associated infrastructure.
• Develop, maintain, and enhance operational procedures for cable station operations, colocation facilities, and interconnection services.
• Support fault localization, repair coordination, and restoration activities for submarine cable systems.
• Assist in the implementation and maintenance of mechanical & electrical (M&E), building facilities, and outside plant infrastructure within the cable station.
• Coordinate and support submarine cable installation, commissioning, maintenance, and repair projects.
• Manage equipment room facilities, including floor space planning, power allocation, and infrastructure utilization.
• Support colocation projects and ensure customer interconnection requests are delivered within agreed timelines.
• Perform cabling, fiber patching, testing, and troubleshooting activities within the cable station.
• Manage site access and security requirements for customers, contractors, and vendors.
• Maintain accurate documentation of cable systems, facilities, test equipment, spare inventory, and customer infrastructure.
• Assist in site surveys, inspections, installation, and commissioning activities for submarine cable and equipment room projects.
• Represent the organization onboard vessels during submarine cable deployment, maintenance, or repair activities when required.
• Participate in a 24/7 standby and on-call support roster to ensure operational continuity.

Requirements

• Diploma in Electrical Engineering, Electronics Engineering, Telecommunications Engineering, or a related discipline.
• Fresh graduates are encouraged to apply. Candidates with relevant experience in telecommunications, network operations, infrastructure, or data center environments are also welcome.
• Strong analytical, troubleshooting, and problem-solving skills.
• Good understanding of system testing, implementation, and maintenance activities.
• Strong organizational and coordination skills with the ability to manage multiple priorities.
• Self-motivated team player who can work independently and collaboratively.
• Willingness to perform shift work and participate in a 24/7 standby and on-call support rotation.

Preferred Qualifications

• Experience in telecommunications networks, fiber optic systems, submarine cable systems, or critical infrastructure environments.
• Exposure to cable landing stations, data centers, colocation facilities, or network operations environments.
• Basic project coordination or project management experience is advantageous.

Location: Singapore

We are currently partnering with a leading technology-driven telecommunications organization that is scaling rapidly to support new digital initiatives and platforms. As part of this expansion,multiple roles are open across key functions to help build, maintain, and enhance next-generation solutions. To design, build, and optimise secure, high‑performance cloud networking architectures across hybrid and multi‑cloud environments (AWS, Alicloud) for new innovations. Act as a key enabler for new initiatives from early‑stage innovation projects to product launches by providing agile, scalable, and automation‑first network solutions.


Responsibilities

• Architect and deploy cloud networking solutions across AWS (VPC, Transit Gateway, Direct Connect, Route 53, Global Accelerator), Alicloud, Baremetal and GCP.
• Design hybrid connectivity between on‑prem data centres and cloud providers using VPN, Direct Connect, or ExpressRoute.
• Implement advanced networking patterns (hub‑spoke, mesh, micro‑segmentation) for multi‑account/multi‑subscription environments.
• Automate network provisioning with Terraform, CloudFormation, or ARM templates; embed network security controls (Security Groups, NACLs) as code.
• Support new initiatives by:Rapidly prototyping network architectures for proof‑of‑concepts (e.g., edge computing, 5G‑related workloads, AI/ML data pipelines).Advising product teams on cloud networking constraints, costs, and best practices.Building reusable, “batteries‑included” network modules that reduce time‑to‑network for innovation projects.
• Manage cloud load balancing (ALB/NLB, Application Gateway, Traffic Manager) and content delivery (CloudFront,  CDN).
• Collaborate with security teams to enforce Zero Trust network access, private endpoints, and service endpoints.
• Optimise cloud network costs by analysing data transfer patterns and right‑sizing network resources, with specific attention to short‑lived or burst‑type innovation workloads.
• Troubleshoot complex network issues (routing, latency, packet loss) using native tools (VPC Flow Logs, Azure Network Watcher) and third‑party solutions.
• Document network architectures, runbooks, and disaster recovery procedures.
• Participate in on‑call rotation for critical cloud network inciden

Requirements

• 3+ years in cloud engineering or cloud architecture with a strong networking focus.
• Proven experience supporting innovation projects, incubators, or rapid prototyping with cloud networking.
• Deep hands‑on experience with AWS networking (VPC, Transit Gateway, Direct Connect), VMWare ESXi and Alicloud networking.
• Success in designing hybrid cloud connectivity for production workloads as well as temporary/test environments.
• Proficient in Infrastructure as Code (Terraform advanced, CloudFormation).
• Strong scripting (Python, Bash) for network automation and monitoring.
• Relevant certifications: AWS Certified Advanced Networking – Specialty CCNP/CCIE.
• CKA, CKS, CCSP ( optional and nice to have)
• Experience with cloud cost management tools (AWS Cost Explorer, Alicloud Cost Management) applied to variable workloads.

UEN:202329526G
EA Licence: 23S2061

As a System Engineer, you will operate large-scale big data platforms across hybrid (on-premises and cloud) environments, enabling reliable analytics and data-driven use cases. You will work closely with data engineers, data scientists, infrastructure, security, and business stakeholders to ensure data quality, platform stability, and operational excellence. This role focuses on building, running, and optimizing production-grade data platforms and pipelines, with strong ownership of infrastructure, automation, reliability, and operations.

Key Responsibilities
1. Manage On-Prem and Cloud Data Platforms

·       Maintainand support on-premises clusters, including compute, storage, networking, andsystem configurations.

·       Provision,configure, and manage cloud infrastructure, including AWS S3, EMR, Redshift,and RDS.

·       Monitorplatform performance, capacity, and availability; implement operational alerts,monitoring, and runbooks.

2. Build, Operate & Support Data Pipelines

·       Develop and support ETL/ELT pipelines using PySpark and Airflow, ensuring reliable ingestion, transformation, and data loading.

·       Operate pipelines across hybrid environments, handling job execution, retries, basic performance tuning, and failure recovery.

·       Validate, clean, and standardize datasets; monitor pipeline health, data freshness SLAs, and failure patterns, and perform root cause analysis and remediation.

·       Support data storage platforms such as S3, PostgreSQL, Redshift, and MongoDB from an operational and platform perspective.

·       AutomateDataOps and MLOps workflows using CI/CD pipelines (e.g., GitLab CI/CD,Jenkins).

3. Security, Compliance & Governance

·       Implement secure access controls (IAM, VPC, security groups), encryption, backups, and disaster recovery mechanisms.

·       Partner with infrastructure and security teams to ensure compliance with PDPA, GDPR, and internal governance policies.

Requirements

·       Degreei n Computer Science, Software Engineering, Data Science, or equivalent experience

·       2-5+years of hands-on experience in DevOps, Data Platform Engineering, orInfrastructure Engineering, supporting big data or analytics platforms.

·       Experience managing on-premises and cloud infrastructure, including compute, storage, and network configuration.

·       Hands-on experience with cloud and/or hybrid environments supporting big data pipelines, with Spark / PySpark and Airflow at an operational level (job execution, basic tuning, failure handling).

·       Knowledge of containerization and orchestration, including Docker fundamentals and Kubernetes (deployments, services, ingress, scaling, resource limits).

·       Strong understanding of networking fundamentals, including VPC design, routing, DNS, firewalls, and load balancing.

·       Knowledge of security concepts, such as IAM, access control, and compliance basics.

·       Experience with CI/CD pipelines and automation using tools such as GitLab CI/CD, Jenkins, or similar.

·       Basic understanding of MLOps concepts from a platform and infrastructure support perspective.

·       Strong troubleshooting and problem-solving skills in production environments.

·       Comfortable working with cross-functional teams (data engineers, ML engineers, security, product).

Role: Principal Security Engineer - Cloud & Innovation

Location: Singapore

We are partnering with a leading organization to hire a Principal Engineer to drive innovation in cloud security, zero trust architecture, and next-generation threat detection across multi-cloud environments. This role is ideal for someone passionate about building cutting-edge security solutions, working at the intersection of cloud, Kubernetes, and AI security.

Key Responsibilities

• Drive security innovation initiatives by identifying emerging threats across cloud, containers, and AI systems, and developing scalable solutions

• Research, prototype, and implement advanced security capabilities from proof-of-concept to production

• Design and enhance runtime security for Kubernetes and cloud-native environments

• Build and simulate multi-cloud attack scenarios to strengthen detection and response capabilities

• Develop and implement security automation and policy-as-code frameworks

• Architect and enforce security best practices across multi-cloud platforms (IAM, logging, encryption, network controls)

• Lead Kubernetes security initiatives, including workload protection, admission controls, and supply chain security

• Explore and integrate emerging technologies for security (e.g., eBPF, confidential computing, AI security techniques)

• Collaborate with cross-functional teams to ensure secure system design and implementation

Requirements

• Degree in Computer Science, Engineering, or a related field

• 8+ years of experience in cloud / infrastructure security, with leadership exposure

• Strong hands-on experience with public cloud platforms (AWS and/or Azure/GCP)

• Deep understanding of Kubernetes security and cloud-native architectures

• Experience with automation and Infrastructure as Code (e.g., Terraform)

• Proficiency in Python or Go for building security tools

• Strong problem-solving and research mindset with experience in developing innovative security solutions

• Familiarity with modern application and AI security concepts

Good to Have

• Experience with multi-cloud security architectures

• Exposure to advanced threat detection, runtime security, or forensic techniques

• Relevant certifications such as Kubernetes Security, Cloud Security, or similar
  

  UEN: 202329526G

  EA Licence: 23S2061

Role: Data Centre Critical Infrastructure Engineer

Location: Singapore

We are partnering with a leading organisation to hire a Data Centre Critical Infrastructure Engineer to support the operations and maintenance of critical facilities systems across data centres and office environments. This role is responsible for ensuring the reliability, safety, and performance of key infrastructure systems while supporting operational readiness and business requirements.

Responsibilities:

• Perform day-to-day operations and maintenance of critical infrastructure systems, including generators, UPS, DC rectifier systems, STS, fire protection systems, HT/LT electrical systems, ACMV, and building management systems

• Ensure preventive and corrective maintenance works are carried out according to planned schedules and service standards

• Monitor and maintain data centre facilities to ensure high availability, reliability, and operational efficiency

• Manage physical and electronic security systems such as card access, CCTV surveillance, and visitor tracking

• Support customer-related work orders and ensure delivery within committed service timelines

• Plan, coordinate, and evaluate tenders, and support project execution for infrastructure upgrades and expansion works

• Maintain accurate records, maintenance logs, and update M&E, building, and schematic drawings

• Conduct regular inspections to identify safety hazards or unsafe conditions, and implement corrective actions in compliance with regulatory requirements

• Support lease management activities, including coordination with landlords, tenants, and internal stakeholders where required

• Liaise with internal teams, external vendors, contractors, and relevant authorities on facility-related matters

• Carry out risk assessments and support risk mitigation measures across facility operations

• Participate in 24/7 standby duties and respond to incidents, faults, and operational issues as required

• Support any other infrastructure and facility-related duties assigned by management

Requirements:

• Diploma or Degree in Electrical, Mechanical, Telecommunications, Facilities Management, or a related discipline

• 0–3 years of experience in facilities operations and maintenance, preferably within a data centre or critical infrastructure environment

• Diploma graduates with a positive attitude and willingness to learn may also be considered

• Good hands-on knowledge of critical facilities systems and building maintenance

• Exposure to data centre operations, electrical systems, ACMV, fire protection, or building management systems is preferred

• Basic knowledge of networking, broadband access, or structured cabling will be an advantage

• Proficiency in MS Office applications, with working knowledge of AutoCAD and MS Project preferred

• Experience in vendor, contractor, or service provider coordination would be beneficial

• Strong problem-solving skills with the ability to work under pressure in a mission-critical environment

• Good communication and interpersonal skills, with the ability to engage stakeholders across different levels
  

  UEN: 202329526G

  EA Licence: 23S2061

Role: Network Engineer (IP/MPLS)

Location: Singapore

We are looking for a Network Engineer to support and enhance large-scale IP/MPLS core network environments. This role is critical in ensuring secure, resilient, and high-performing network operations that power both consumer and enterprise services.

Responsibilities

• Provide expert-level support for complex IP core and enterprise network environments

• Design, implement, and optimize network solutions across multi-vendor platforms

• Troubleshoot critical network issues and ensure minimal downtime

• Lead network transformation initiatives, including tech refresh and PoCs

• Perform upgrades, patching, and security hardening of network infrastructure

• Conduct risk assessments and vulnerability reviews

• Monitor network performance and recommend continuous improvements

• Manage L2VPN/L3VPN provisioning and migrations

• Support cloud and government network connectivity projects

• Handle incident response, escalation management, and vendor coordination

• Prepare technical reports and present insights to stakeholders

Requirements

• 5+ years of experience in enterprise or service provider network engineering

• Strong expertise in IP/MPLS networks (BGP, OSPF)

• Hands-on experience with routers, switches, and network management tools

• Proven track record in network upgrades, migrations, and incident recovery

• Ability to operate in high-availability, 24/7 environments

• Strong troubleshooting, analytical, and communication skills

Job Description

As a Data Platform Engineer, you will operate large-scale big data platforms across hybrid (on-premises and cloud) environments, enabling reliable analytics and data-driven use cases. You will work closely with data engineers, data scientists, infrastructure, security, and business stakeholders to ensure data quality, platform stability, and operational excellence.This role focuses on building, running, and optimizing production-grade data platforms and pipelines, with strong ownership of infrastructure, automation, reliability, and operations. 

Key Responsibilities

• Design, implement, and manage scalable data platform infrastructure and pipelines across on-premises and cloud environments.
• Own the end-to-end platform lifecycle, including architecture design, deployment, operations, performance optimization, and reliability engineering.
• Maintain and support data platform clusters and nodes (compute, storage, networking), ensuring high availability and optimal performance.
• Provision, configure, and manage cloud-based data services such as AWS S3, Redshift etc.
• Monitor platform health, performance, and capacity; implement observability, alerting, and operational runbooks to ensure system reliability.
• Support and optimize ETL/ELT pipelines, ensuring reliable data ingestion, transformation, and delivery.
• Operate and maintain data storage platforms (on-premises and cloud), ensuring durability, scalability, and cost efficiency.
• Implement and enforce security best practices, including IAM, VPC configurations, encryption, backup strategies, and disaster recovery.
• Ensure compliance with data governance and regulatory requirements (e.g., PDPA) in collaboration with infrastructure and security teams.
• Collaborate with data engineers, data scientists, and cross-functional stakeholders to align platform capabilities with business and analytical needs.
• Develop and maintain technical documentation, including system architecture, data flows, configurations, and operational procedures.

Requirements

• Bachelor’s degree in computer science, Information Technology, Engineering, or a related field, or equivalent practical experience.
• 2–5+ years of experience in System Engineering, Infrastructure Engineering, DevOps, or Data Engineering.
• Strong hands-on experience managing Linux-based systems, including configuration, patching, performance tuning, and troubleshooting.
• Experience supporting on-premises or cloud infrastructure (e.g., AWS), including compute, storage, and networking components.
• Familiarity with operating distributed systems or data platforms (e.g., Hadoop, Spark, Airflow), focusing on deployment, monitoring, and troubleshooting rather than development.
• Solid understanding of networking fundamentals, including TCP/IP, DNS, routing, firewalls, load balancing, and VPC design.
• Knowledge of system and platform security practices, including IAM, access control, encryption, patch management, and basic compliance requirements.
• Experience with monitoring and observability tools (e.g., Prometheus, Grafana, ELK, CloudWatch) for system health, alerting, and incident response.
• Strong troubleshooting and problem-solving skills in production environments, with the ability to diagnose issues across infrastructure, network, and platform layers, and collaborate effectively with cross-functional teams to ensure platform reliability and operations

Role: Network Engineer (IP/MPLS)

We are looking for Senior Network Engineer to support and enhance large-scale IP/MPLS core network environments. This role is critical in ensuring secure, resilient, and high-performing network operations that power both consumer and enterprise services.

Responsibilities

• Provide expert-level support for complex IP core and enterprise network environments

• Design, implement, and optimize network solutions across multi-vendor platforms

• Troubleshoot critical network issues and ensure minimal downtime

• Lead network transformation initiatives, including tech refresh and PoCs

• Perform upgrades, patching, and security hardening of network infrastructure

• Conduct risk assessments and vulnerability reviews

• Monitor network performance and recommend continuous improvements

• Manage L2VPN/L3VPN provisioning and migrations

• Support cloud and government network connectivity projects

• Handle incident response, escalation management, and vendor coordination

• Prepare technical reports and present insights to stakeholders

Requirements

• 5+ years of experience in enterprise or service provider network engineering

• Strong expertise in IP/MPLS networks (BGP, OSPF)

• Hands-on experience with routers, switches, and network management tools

• Proven track record in network upgrades, migrations, and incident recovery

• Ability to operate in high-availability, 24/7 environments

• Strong troubleshooting, analytical, and communication skills

As a Data Center Analyst/Data Engineer, you will operate large-scale big data platforms across hybrid (on-premises and cloud) environments, enabling reliable analytics and data-driven use cases. You will work closely with data engineers, data scientists, infrastructure, security, and business stakeholders to ensure data quality, platform stability, and operational excellence. This role focuses on building, running, and optimizing production-grade data platforms and pipelines, with strong ownership of infrastructure, automation, reliability, and operations.

Key Responsibilities
1. Manage On-Prem and Cloud Data Platforms

• Maintain and support on-premises clusters, including compute, storage, networking, and system configurations.

• Provision, configure, and manage cloud infrastructure, including AWS S3, EMR, Redshift, and RDS.

• Monitor platform performance, capacity, and availability; implement operational alerts, monitoring, and runbooks.

2. Build, Operate & Support Data Pipelines

• Develop and support ETL/ELT pipelines using PySpark and Airflow, ensuring reliable ingestion, transformation, and data loading.

• Operate pipelines across hybrid environments, handling job execution, retries, basic performance tuning, and failure recovery.

• Validate, clean, and standardize datasets; monitor pipeline health, data freshness SLAs, and failure patterns, and perform root cause analysis and remediation.

• Support data storage platforms such as S3, PostgreSQL, Redshift, and MongoDB from an operational and platform perspective.

• Automate DataOps and MLOps workflows using CI/CD pipelines (e.g., GitLab CI/CD, Jenkins).

3. Security, Compliance & Governance

• Implement secure access controls (IAM, VPC, security groups), encryption, backups, and disaster recovery mechanisms.

• Partner with infrastructure and security teams to ensure compliance with PDPA, GDPR, and internal governance policies.

Requirements

• Degree in Computer Science, Software Engineering, Data Science, or equivalent experience

• 2-5+ years of hands-on experience in DevOps, Data Platform Engineering, or Infrastructure Engineering, supporting big data or analytics platforms.

• Experience managing on-premises and cloud infrastructure, including compute, storage, and network configuration.

• Hands-on experience with cloud and/or hybrid environments supporting big data pipelines, with Spark / PySpark and Airflow at an operational level (job execution, basic tuning, failure handling).

• Knowledge of containerization and orchestration, including Docker fundamentals and Kubernetes (deployments, services, ingress, scaling, resource limits).

• Strong understanding of networking fundamentals, including VPC design, routing, DNS, firewalls, and load balancing.

• Knowledge of security concepts, such as IAM, access control, and compliance basics.

• Experience with CI/CD pipelines and automation using tools such as GitLab CI/CD, Jenkins, or similar.

• Basic understanding of MLOps concepts from a platform and infrastructure support perspective.

• Strong troubleshooting and problem-solving skills in production environments.

• Comfortable working with cross-functional teams (data engineers, ML engineers, security, product).