Network Security Engineer

🚨 We're Hiring: Network Engineer 🚨

ZigZag AI is looking for a Network Engineer with 1+ year of hands-on experience to join our team!

What we're looking for:

🔹 Solid working knowledge of Firewalls & Firewall Rules

🔹 Experience with NVR/DVR systems

🔹 Strong understanding of Port Forwarding & NAT

🔹 Good communication skills — both Hindi and English are a must

Compensation: ₹4 LPA

About ZigZag AI:

Zigzag AI is building the future of operational intelligence. Our AI connects to existing cameras and helps businesses understand what is happening on the ground, spot issues early, and take action faster. From shops and bungalows to hotels, factories, and hospitals, Zigzag helps teams run smoother, safer, and smarter operations every day.

This is not just monitoring. This is AI that drives execution.

Trusted by leading clients such as Tata, Birla, Treebo, JP Minda, Philips, and many more.

If you're someone who enjoys solving real-world networking problems and wants to grow with a fast-paced, mission-driven team, we'd love to hear from you!

#Hiring #NetworkEngineer #ITJobs #FirewallEngineer #CCTV #NVR #DVR #JobOpening #ZigZagAI #OperationalIntelligence

A Network Engineer is responsible for designing, implementing, and maintaining an organization’s computer networks to ensure reliable connectivity, security, and performance. The role involves configuring routers, switches, firewalls, and other networking equipment, as well as monitoring network activity to prevent downtime and optimize efficiency.

A Senior Cybersecurity Engineer is responsible for safeguarding an organization’s IT infrastructure, applications, and data against cyber threats. With 5–10 years of experience, the role demands expertise in designing, implementing, and managing advanced security solutions, conducting risk assessments, and responding to incidents. Senior Engineers also mentor junior staff and contribute to strategic security planning.

Key Responsibilities

• Design, implement, and manage enterprise-level security solutions (firewalls, IDS/IPS, SIEM, endpoint protection).
• Conduct vulnerability assessments, penetration testing, and risk analysis.
• Monitor and respond to security incidents, ensuring timely resolution and documentation.
• Develop and enforce security policies, standards, and compliance frameworks (ISO 27001, NIST, GDPR).
• Collaborate with IT and business teams to integrate security into system architecture and processes.
• Lead incident response drills and disaster recovery planning.
• Provide guidance and mentorship to junior cybersecurity staff.
• Stay updated on emerging threats, tools, and technologies.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Information Security, or related field.
• 5–10 years of proven experience in cybersecurity engineering or related roles.
• Strong knowledge of network security, cloud security (AWS, Azure, GCP), and endpoint protection.
• Hands-on experience with SIEM tools (Splunk, QRadar, ArcSight), firewalls, and intrusion detection/prevention systems.
• Certifications such as CISSP, CISM, CEH, or OSCP are highly desirable.

Skills

• Advanced problem-solving and analytical skills.
• Strong communication and leadership abilities.
• Ability to manage complex projects and handle escalations effectively.
• Proactive mindset with adaptability to evolving cyber threats.

Key Responsibilities:

1. Network Engineering & Team Leadership

• Architect & Maintain: Design, implement, and manage secure, scalable network architectures (LAN, WAN, VPN, and Google Workspace) supporting both corporate offices and widespread on-site clinic networks.
• Lead the Team: Mentor and manage a team of system/network engineers, setting clear milestones, managing internal ticketing escalations, and conducting performance reviews.
• Uptime & Redundancy: Ensure 99.9% uptime for critical health-tech delivery systems by monitoring network traffic, troubleshooting bottlenecks, and implementing failover mechanisms.

2. Data Privacy, Cyber Security & Compliance Safeguards:

• Privacy & Zero-Trust Infrastructure: Implement strict access control mechanisms, data encryption standards (at rest and in transit), and zero-trust network frameworks to protect sensitive personal health information (SPI/PHI).
• End-to-End Security Architecture: Oversee the deployment and maintenance of enterprise-grade Antivirus/EDR solutions, End-to-End Firewalls, and comprehensive Cybersecurity frameworks to defend against external and internal threats.
• Access Control & Governance: Define, implement, and enforce robust Access Control policies—including Least Privilege and Role-Based Access Control (RBAC)—across all corporate, clinical, and Google Workspace environments.
• Access Reviews & Audits: Establish and oversee routine, formalized Access Review processes, ensuring user permissions, administrative privileges, and third-party access are regularly audited and validated.
• Regulatory Alignment & Audit Readiness: Align IT, network policies, and access governance protocols with Indian data protection laws (DPDP Act) and global healthcare standards (HIPAA principles). Conduct routine vulnerability assessments and maintain clean compliance logs.

3. Data Data Understanding & Visualization:

• Infrastructure Analytics: Look beyond raw logs. Analyze data flow patterns, bandwidth utilization, and system performance logs to deeply understand network health.
• Executive Dashboards: Transform complex IT operational data, compliance metrics, and access audit logs into intuitive, actionable visual dashboards using tools like Tableau, Power BI, or AWS QuickSight.
• Data-Driven Decisions: Present clear data trends to the executive leadership team regarding resource utilization, forecasting future capacity needs, and justifying infrastructure spend.

Greeting from Nam info!

We have a job opportunity for FortiGate Firewall , interested candidate & Kindly share your updated cv

Role description: FortiGate Firewall

Exp : 5+years

Work Location : Mumbai

Notice period : Immediate -15Days

Key Responsibilities

FortiGate Firewall Operations & Management

• Deploy, and maintain enterprise FortiGate firewall infrastructure and Security Fabric
• Configure and optimize FortiGate security policies, NAT rules, and traffic shaping
• Manage Forti Manager for centralized policy management and Forti Analyzer for logging and reporting
• Implement and maintain FortiGate high availability (HA) clusters and virtual domains (VDOMs)
• Perform advanced troubleshooting using FortiGate CLI and diagnostic tools
• Manage FortiGate firmware upgrades, patches, and security updates F5 BIG-IP Administration & Optimization
• Configure and maintain F5 BIG-IP systems including LTM, GTM, ASM, and APM modules
• Design advanced load balancing configurations with custom health monitors and persistence
• Implement SSL/TLS termination, certificate management, and SSL offloading strategies
• Develop and maintain complex iRules for application-specific traffic management
• Configure F5 Application Security Manager (ASM) policies and web application firewall rules
• Manage F5 Access Policy Manager (APM) for secure remote access and authentication
• Perform F5 system maintenance, upgrades, and disaster recovery procedures Technical Leadership & Incident Response
• Serve as Level 3 escalation point for complex FortiGate and F5 technical issues
• Lead critical incident response for security breaches and application delivery failures
• Conduct root cause analysis and implement preventive measures
• Develop technical documentation, runbooks, and knowledge base articles
• Participate in 24/7 on-call rotation for emergency response.

Required Technical Skills Qualifications

Expert-level FortiGate proficiency:

• FortiOS configuration and management
• FortiManager and FortiAnalyzer administration
• Security Fabric implementation and management
• VPN technologies (SSL VPN, IPSec)
• VDOM configuration and management
• FortiGate clustering and high availability.

Advanced F5 BIG-IP expertise:

• Local Traffic Manager (LTM) advanced configurations
• Global Traffic Manager (GTM) for DNS load balancing
• Application Security Manager (ASM) policy management
• Access Policy Manager (APM) implementation
• iRules development and troubleshooting
• SSL certificate lifecycle management
• Strong understanding of network protocols (TCP/IP, HTTP/HTTPS, DNS)
• Experience with network packet analysis and troubleshooting tools
• Knowledge of application delivery and web application security concepts

Certifications

• Fortinet Network Security Expert (NSE 7 or NSE 8)
• F5 Certified Technology Specialist (F5-CTS)
• F5 Certified Solution Expert (F5-CSE) - Highly Preferred
• Fortinet NSE 4 Security Professional

Sandhya D

Senior Executive Staffing

We are looking for a Cybersecurity Engineer to protect our systems, applications and data. You will find vulnerabilities, monitor threats and strengthen our overall security posture.

Responsibilities

• Run vulnerability assessments and penetration tests (VAPT) on web apps, APIs and networks
• Monitor and respond to security events using SIEM tools as part of SOC operations
• Test application security using Burp Suite and similar tools
• Support ISO 27001 compliance, audits and security policies
• Harden network infrastructure, firewalls and access controls
• Document findings and track fixes with engineering teams

Requirements

• 1+ years of experience in VAPT, SOC or security engineering
• Hands-on experience with Burp Suite and SIEM tools
• Knowledge of the OWASP Top 10 and network security fundamentals
• Exposure to ISO 27001 or similar frameworks
• Certifications such as CEH, OSCP or CompTIA Security+ are a plus

About Nerve Solutions

Nerve Solutions is a team of engineers building products for real-time risk management and surveillance in financial markets. Our solutions enable market participants to identify, monitor, and quantify risks and anomalies in live markets, allowing them to take corrective action at sub-second speeds.

We also develop products for automated trading and have become a trusted technology partner to some of the largest financial services organizations in the region.

About the Role

We are looking for a proactive and detail-oriented IT & Information Security Engineer to manage and maintain the organization's IT infrastructure while ensuring the security, availability, and reliability of our systems. The role involves providing technical support, administering hardware and software, strengthening cybersecurity practices, monitoring network activities, and implementing security controls to safeguard organizational assets.

The ideal candidate should have strong infrastructure knowledge, a security-first mindset, and the ability to troubleshoot technical issues while continuously improving the organization's IT environment.

Roles & Responsibilities

• Manage and maintain the organization's IT infrastructure, including hardware, software, servers, and network systems.
• Provide technical support to employees by troubleshooting hardware, software, network, and system-related issues.
• Configure, deploy, and maintain desktops, laptops, peripherals, printers, and other IT equipment.
• Set up user accounts, systems, and required software for new employees and support onboarding activities.
• Monitor network performance and employee network activities to ensure system security and compliance.
• Implement and maintain endpoint security solutions, antivirus tools, firewalls, and access control mechanisms.
• Perform regular system updates, security patching, vulnerability assessments, and preventive maintenance.
• Identify infrastructure risks and recommend security enhancements to minimize vulnerabilities.
• Maintain documentation for IT assets, software licenses, network configurations, security policies, and system inventories.
• Assist in implementing information security best practices, security audits, and compliance initiatives.
• Coordinate with internal teams to ensure IT services effectively support business operations.
• Stay updated with the latest cybersecurity threats, technologies, and industry best practices.

Required Skills

• 2–4 years of experience in IT Infrastructure, System Administration, or Information Security.
• Strong knowledge of Windows operating systems, networking, servers, and IT infrastructure.
• Experience troubleshooting hardware, software, network, and user-related issues.
• Knowledge of network security, endpoint protection, firewalls, VPNs, and vulnerability management.
• Experience with Active Directory, user access management, and system administration.
• Familiarity with Microsoft 365 administration is an added advantage.
• Understanding of backup, disaster recovery, and IT asset management.
• Strong analytical and problem-solving skills with attention to detail.
• Good communication and documentation skills.
• Ability to work independently and collaboratively in a fast-paced environment.

Preferred Qualifications

• Bachelor's degree in Information Technology, Computer Science, or a related field.
• Certifications such as CompTIA A+, Network+, Security+, Microsoft, CCNA, or equivalent will be an added advantage.

We are seeking an experienced Solution Architect with deep expertise in Firewalls and Load Balancing, to lead the design, implementation, and optimization of our network strategy. The ideal candidate will possess a strong technical background, hands-on experience with Fortinet Firewalls (mandatory), F5 LTM (mandatory), Infra as code python/ansible (mandatory), Palo Alto Firewall (nice to have) and Cloudflare (nice to have), and a proven track record of delivering secure, scalable, and robust solutions in complex environments. 

Solution Architecture and Design :

• Architect for design, implementation and upgrade of firewalls solutions, • Analyze current business processes, IT infrastructure, and security requirements to develop security for our network solution.

• Develop high-level and detailed architecture diagrams, technical documentation, and integration designs.

• Ensure solutions align with enterprise security architecture, regulatory requirements (GDPR, SOX, etc.), and industry best practices.

Technical Competencies

Bachelor’s or master’s degree in computer science, Information Security, or related field.

• Strong expertise on Fortinet Firewalls - including rules management, FortiGate Managers, IPSec tunnels, firewall upgrade

• Strong expertise in F5 Load balancers, LTM module (APM nice to have)

• Strong Expertise on Infra As code python/Ansible, proven deployments of API based scripts to manage or reports Firewall or Load Balancers

• 10+ years of experience in complex network environments with 100+ firewalls

• Proven experience with Managing rules and managing upgrades on Fortigate environment (with FortiManager and FortiAnalyzer)

• Certification: Fortinet certification mandatory, F5 certification appreciated

• General shift business hours: from 10:30 AM to 7:30 PM IST

Zscaler Network Security Engineer | 4–7+ Years

• Manage and troubleshoot Zscaler ZIA & ZPA, including policies, URL filtering, SSL inspection, DNS security, App Segments and App Connectors.
• Troubleshoot Client Connector, PAC, GRE/IPsec tunnels and Zscaler Digital Experience issues.
• Strong knowledge of TCP/IP, DNS, DHCP, IPAM, VLAN and Ethernet switching; Infoblox experience preferred.
• Must have working experience in one of: Palo Alto Firewall, Cisco LAN/Wi-Fi, or Cisco SD-WAN.
• Handle incidents, changes, SLA/KPI, ITIL processes, documentation and L3 escalations.
• Willingness to work in rotating/follow-the-sun shifts.

• Hands-on Cisco routing & switching experience;
• CCNA is mandatory.
• Multicast experience would be valuable.
• Location : Mumbai