First Tek Logo

OT PCN Network Engineer - Firewall & Industrial Networks

First Tek

All India • 1 month ago

Experience: 5 to 9 Yrs

PREMIUM
Deal of the Day --:--:--

A recruiter messaged CVX24 Premium users few seconds ago.

Upgrade to CVX24 Premium: Only $2.49

Bluetooth Earphone
  • Free Resume Writing
  • Get a Verified Blue tick
  • See who viewed your profile
  • Unlimited chat with recruiters
  • Rank higher in recruiter searches
  • Get up to 10× more recruiter visibility
  • Get practical interview tips and guidance
  • Receive verified recruiter messages directly
  • Unlock hidden jobs, not visible to free users
$4.99 $2.49 🔥 50% OFF
Activate
Bluetooth Earphone

(Validity: 6 Months. After payment confirmation we will reach out to you)

Job Description

As a Network Engineer specializing in firewall and industrial networks, your primary role will involve designing, implementing, and supporting secure network infrastructures within Operational Technology (OT) and Process Control Network (PCN) environments. Your expertise in firewall technologies, routing, switching, and secure industrial network architecture will be crucial to ensuring the integrity and security of the network infrastructure. Previous experience in regulated industrial sectors such as Oil & Gas, Utilities, Manufacturing, or Energy will be beneficial for this position. Key Responsibilities: - Design and implement secure and scalable network architectures for OT / PCN environments - Provide Level support for complex routing, switching, and firewall-related incidents - Configure and troubleshoot enterprise-grade firewalls (Palo Alto, Cisco ASA, Fortinet) - Implement and support VPNs, NAT, ACLs, and High Availability (HA) firewall configurations - Collaborate with engineering, cybersecurity, and infrastructure teams to ensure secure IT-OT network segmentation - Participate in structured change management processes and ensure compliance with industrial standards - Maintain network documentation, architecture diagrams, and audit records - Support both collocated and remote industrial environments - Coordinate with Managed Service Providers (MSPs) when required - Assist in wireless deployments where applicable Required Skills & Experience: - 5+ years of experience in Network Engineering - Minimum 3 years of experience in OT / Industrial / Process Control Network environments - Strong hands-on experience in routing and switching - Strong firewall expertise (Palo Alto preferred; Cisco ASA / Fortinet acceptable) - Experience configuring VPNs, NAT, ACLs, and HA firewalls - Solid understanding of OT and IT network segmentation principles - Experience working in structured, process-driven support models - Exposure to compliance and change management in regulated environments Preferred Skills: - Experience with Palo Alto Panorama - Exposure to Cisco WLC or Aruba wireless infrastructure - Knowledge of Prisma SASE or cloud-based firewall deployments - Basic understanding of Azure networking - Familiarity with SCADA, PLC, or other industrial control systems - ITIL Foundation certification Educational Qualification: Bachelor's degree in Computer Science, Electronics, Telecommunications, or related field. Preferred Certifications: - CCNA / CCNP (Routing & Switching or Security) - PCNSE (Palo Alto Certified) - Fortinet NSE or above - ITIL Foundation (Note: Any additional details about the company were not provided in the job description.) As a Network Engineer specializing in firewall and industrial networks, your primary role will involve designing, implementing, and supporting secure network infrastructures within Operational Technology (OT) and Process Control Network (PCN) environments. Your expertise in firewall technologies, routing, switching, and secure industrial network architecture will be crucial to ensuring the integrity and security of the network infrastructure. Previous experience in regulated industrial sectors such as Oil & Gas, Utilities, Manufacturing, or Energy will be beneficial for this position. Key Responsibilities: - Design and implement secure and scalable network architectures for OT / PCN environments - Provide Level support for complex routing, switching, and firewall-related incidents - Configure and troubleshoot enterprise-grade firewalls (Palo Alto, Cisco ASA, Fortinet) - Implement and support VPNs, NAT, ACLs, and High Availability (HA) firewall configurations - Collaborate with engineering, cybersecurity, and infrastructure teams to ensure secure IT-OT network segmentation - Participate in structured change management processes and ensure compliance with industrial standards - Maintain network documentation, architecture diagrams, and audit records - Support both collocated and remote industrial environments - Coordinate with Managed Service Providers (MSPs) when required - Assist in wireless deployments where applicable Required Skills & Experience: - 5+ years of experience in Network Engineering - Minimum 3 years of experience in OT / Industrial / Process Control Network environments - Strong hands-on experience in routing and switching - Strong firewall expertise (Palo Alto preferred; Cisco ASA / Fortinet acceptable) - Experience configuring VPNs, NAT, ACLs, and HA firewalls - Solid understanding of OT and IT network segmentation principles - Experience working in structured, process-driven support models - Exposure to compliance and change management in regulated environments Preferred Skills: - Experience with Palo Alto Panorama - Exposure to Cisco WLC or Aruba wireless infrastructure - Knowledge of Prisma SASE or cloud-based firewall deployments - Basic understanding of Azure networking - Familiarity with SCADA, PLC, or other industrial control systems - ITIL Fo

Posted on: March 1, 2026

Relevant Jobs

Medical Copywriter

Thepharmadaily

All India

View Job →

QuickTV AI Video and Sound Editor (Contract)

Sharechat

All India

View Job →

Senior Designer- Electrical

Barry-Wehmiller

All India, Chennai

View Job →

Digital and print media artist

Stackular

All India, Hyderabad

View Job →

Director Brand Marketing

Upstox

All India

View Job →

Content and Social Media Marketing Internship

calmveda

All India, Delhi

View Job →

Social Media & Content Lead

FrugalTesting

All India

View Job →

Video Content Creator/Producer (Shoot & Edit)

alt.f coworking

All India, Gurugram

View Job →

Video Editing/Making - Internship

Animtopedia Private Limited

All India, Faridabad

View Job →

Senior Performance Marketer

Get Marketed

All India, Jaipur

View Job →