Total 3 job vacancies by Hics Technologies Pte. Ltd.

• Administer, configure, and maintain network security technologies, including firewalls, VPNs, intrusion detection/prevention systems (IDS/IPS), and network access control solutions.
• Monitor network security events and investigate security alerts, incidents, and potential threats.
• Implement and maintain firewall policies, network segmentation, access controls, and secure connectivity solutions.
• Troubleshoot and resolve network security issues while ensuring minimal disruption to business operations.
• Conduct security reviews, vulnerability assessments, and configuration audits of network infrastructure.
• Support the design and implementation of secure network architectures and infrastructure solutions.
• Create and manage security architecture and design artefacts that embed security principles into enterprise systems and ensure alignment with organizational architecture standards and business objectives.
• Develop and maintain network security documentation, diagrams, standards, procedures, and operational guides.
• Collaborate with infrastructure, application, and enterprise architecture teams to ensure security requirements are incorporated into projects and operational activities.
• Support security incident response, root cause analysis, and remediation activities.
• Assist with compliance, audit, and risk management initiatives by providing technical expertise and evidence of security controls.
• Stay current with emerging cybersecurity threats, technologies, and industry best practices.

Required Skills and Experience

• Strong understanding of networking concepts, including TCP/IP, routing, switching, DNS, DHCP, VPNs, and network segmentation.
• Hands-on experience managing enterprise firewalls and security technologies.
• Knowledge of network security principles, security monitoring, threat detection, and incident response.
• Experience with vulnerability management and security hardening practices.
• Ability to interpret security requirements and implement appropriate technical controls.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent documentation and communication skills.

Qualifications

• Bachelor’s degree in information technology, Computer Science, or a related field.
• Minimum 7 Years of experience in network security, cybersecurity, or ICT infrastructure security roles.
• Should have experience in Azure Cloud environment  

Required Certifications

• CCNA or CCNP
• PCNSA
• AWS/Azure Certified

Role Overview

We are looking for a skilled OpenShift Engineer to design,implement, and support containerized platforms using Red Hat OpenShift. The role involves building scalable, secure, and highly available Kubernetes environments and supporting application teams across development, testing, andproduction.

Key Responsibilities

• Design, deploy, and manage Red Hat OpenShift clusters (on-prem / cloud / hybrid).
• Install, configure, upgrade, and patch OpenShift and Kubernetes components.
• Manage container platforms, namespaces, RBAC, networking, and storage.
• Support CI/CD integration with OpenShift (Jenkins, GitLab, Azure DevOps, etc.).
• Monitor cluster performance, capacity, and availability.
• Troubleshoot cluster, application, and infrastructure issues.
• Implement security best practices (image scanning, secrets, policies).
• Work closely with DevOps and application teams for container adoption.
• Automate platform operations using Ansible / Helm / Operators.
• Maintain documentation and operational runbooks.

Required Skills & Experience

• Strong hands-on experience with Red Hat OpenShift.
• Red Hat certifications (RHCSA, RHCE, OpenShift certification).
• Solid understanding of Kubernetes,Docker, and container orchestration.
• Experience with Linux system administration.
• Knowledge of OpenShift networking (SDN/OVN), routes, services, ingress.
• Experience with persistent storage (Ceph, NFS, cloud storage).

Familiarity with CI/CD pipelines and DevOps practices

Role Summary:

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.

Certification

Zscaler certifications

Key Responsibilities (Operational / BAU)

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

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

• Monitorservice 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)

Core skills:

• 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.