Total 4 computer security job vacancies in Information Technology category

Successful candidate must be comfortable with rotation shifts and weekends as and when required.

Responsibilities:

Network & Security Implementation

·        Implement firewall rule changes to support migration activities and ongoing operations.

·        Configure and manage network security devices (e.g., Fortigate, Palo Alto).

·        Support hybrid connectivity setup including VPN and ExpressRoute configurations.

·        Implement network segmentation and micro-segmentation strategies.

·        Enforce enterprise security policies and compliance requirements across environments.

·        Support secure connectivity between on-premise and Azure environments.

Azure Networking &Cloud Security

·        Configure and manage Azure networking components (VNets, NSGs, route tables, load balancers).

·        Implement and maintain secure access controls and network security principles in cloud environments.

·        Support design and implementation of secure hybrid architectures.

·        Assist in implementing security controls for cloud-based workloads.

Technical Support &Incident Management

·        Resolve incidents and service requests within agreed SLA timelines under general supervision.

·        Monitor network and security systems proactively to detect and mitigate issues.

·        Investigate, analyse, and troubleshoot network and security-related incidents.

·        Maintain accurate and timely updates in ticketing systems with resolution details.

·        Escalate complex issues to senior engineers or Technical Leads where required.

Service Delivery &Process Compliance

·        Ensure adherence to ITIL processes including Incident, Problem, and Change Management.

·        Support, track, and document change implementation activities.

·        Participate in security audits, compliance checks, and risk assessments.

·        Contribute to continuous improvement of security and network operations.

Collaboration &Knowledge Sharing

·        Work closely with migration teams, cloud engineers, and security architects.

·        Share knowledge and document solutions for recurring issues.

·        Support junior engineers and contribute to team capability development.

Any other ad-hoc duties as assigned by supervisor.

Requirements

·        Degree in IT or related discipline

·        3–5 years of experience in networking and security engineering (Fortigate / Palo alto & Azure networking and security).

·        Hands-on experience with:

-         Firewall administration (Fortigate, PaloAlto preferred)

-         Azure networking (VNets, NSGs, routing)

-         VPN and ExpressRoute connectivity

-         Network security principles and segmentation

·        Security policy implementation and compliance

·        Strong understanding of hybrid cloud networking architectures.

·        Experience supporting enterprise infrastructure and migration projects.

Preferred certifications:

-         CCNA / CCNP (Networking)

-         Palo Alto, Fortinet, or other firewall certifications

-         Microsoft Certified: Azure NetworkEngineer Associate

-         Security certifications (e.g., CISSP,Security+) are advantageous

·        Experience with Zero Trust architectures.

·        Exposure to cloud security tools(Defender for Cloud, Sentinel).

Interested applicants, please email your resume to Karin Chan Wei Kien

Email: karinchan@recruitexpress.com.sg

CEI Reg No: R1104584

Recruit Express Pte Ltd

UEN: 199601303W

EA Licence No: 99C4599

Successful candidate must be comfortable with rotation shifts and weekends as and when required.

Responsibilities:

Should focus on day-2-day operations, incident, change management, and user centric troubleshooting.

Operate and continuously improve the organization’s Secure Access Service Edge (SASE)services using Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA),ensuring secure, reliable user connectivity and strong policy governance.

• Run day-to-day operations for ZIA (web gateway, SSL inspection, URL filtering, cloud app control, sandbox, DLP , DNS security).

• Run day-to-day operations for ZPA (App Segments, Access Policies, Connector management, posture requirements, policy troubleshooting).

• Monitor service health and user experience; proactively identify trends and recurring issues.

• HandleL2/L3 incident troubleshooting: authentication issues (SSO/SAML),PAC/forwarding issues, tunnel/connector issues, policy blocks, certificate/SSL inspection issues.

• Perform policy administration: create/update rules, exceptions, and change deployments following CAB/ITSM change controls.

• Maintain forwarding architecture: Zscaler Client Connector, GRE/IPsec tunnels, PAC files, forwarding profiles, location configuration, traffic steering.

• Manage integrations: IdP (Azure AD/Entra ID, Okta, ADFS), SIEM (Splunk/QRadar),ticketing (ServiceNow), endpoint tools (Intune/Jamf), MFA.

• Execute routine operational tasks: connector upgrades, certificate updates, location updates, application onboarding to ZPA, user/group updates.

• Work with vendors/TAC; drive cases to closure and implement corrective actions.

• Maintain documentation: runbooks, SOPs, troubleshooting guides, policy standards, onboarding checklists.

• Support audits and compliance: policy reviews, recertification evidence, logging/retention checks. Menlo Web Isolation Maintain allow-list/whitelist for approved URLs/domains based on business justification and security requirements.

• Manage exception lifecycle: approvals, expiry dates, periodic review/cleanup, and recertification evidence.

• Ensure isolation policies align with ZIA policies and do not create conflicting user experience (e.g., bypass vs isolate logic) Site not loading in isolation, rendering issues, broken web apps, file download/upload restrictions, clipboard/printing controls (as applicable)

Any other ad-hoc duties as assigned by supervisor.

Requirements:
Degree in IT or related discipline

Good to have:

• Strong working knowledge of ZIA (SSL inspection, URL filtering, CASB/app control, sandbox, forwarding methods).

• Strong working knowledge of ZPA (connectors, app segments, access policies, posture, authentication flows).

•Troubleshooting across endpoint + network + identity (DNS, TLS cert chains, proxy behavior, SAML/SSO, routing).

•ITSM/change management discipline (ServiceNow/JIRA), documentation habits. Strong knowledge about Zero Trust concepts

•Nice-to-have: SIEM integration, DLP, basic scripting (PowerShell/Python) forops automation.

Interested applicants, please email your resume to Karin Chan Wei Kien

Email: karinchan@recruitexpress.com.sg

CEI Reg No: R1104584

Recruit Express Pte Ltd

UEN: 199601303W

EA Licence No: 99C4599

West
up to 5k

Responsible for daily operations of assigned allied health departments, including front counter services, partnering Allied Health Leads and all other staff working within the department to solve system and process problems.
Manage annual financial budgeting and periodic reviews of expendit

Interested candidates, do submit your resume to : jocelynchan@recruitexpress.com.sg OR telegram @jocelynchan

Jocelyn Chan| Consultant | Recruit Express Pte Ltd (Healthcare & Lifescience)
Company EA Licence number : 99C4599
Personnel EA License: R1331820

Responsibility:

• Responsible for provision, deployment, configuration, and administration of many different pieces of network and security-related hardware and software.
• Responsible for evaluate, test, and troubleshoot technologies when new technologies are onboard
• Responsible for provide technical support for resolution of customer problems, incidents, issues, requests, and queries
• Responsible for IT Governance on Network Security with monitoring and control tasks to ensure processes and implementations are executed correctly
• Experience with firewall rules implementation and troubleshooting upon incidents.
• Involve in update/upgrade/migration of security tools used by the team
• Maintain clear and functional documentations on process guides, technical instructions, network details, etc.
• Manage cybersecurity projects & coordinate with customer to deliver security solutions and initiatives timely.
• Any other adhoc duties as assigned

Requirements:

• Bachelor Degree/Diploma in Information Security or related field;
• Applicants with at least 3 years of relevant experience
• Strong knowledge and understanding of IT infrastructure and security operations
• Knowledge and understanding of Endpoint security, IDPS, WAF, APT, FW, Cloud Security
• Experience in enterprise level network

Interested applicants, please Email , and look for

Jensen Fang Lifa

Recruit Express Pte Ltd

EA License No. 99C4599

EA Personnel Registration Number: R2197080

We regret that only shortlisted candidates will be contacted.