Sr. Network Security Engineer
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**Company Description** **Bosch Global Software Technologies Private Limited** is a 100% owned subsidiary of Robert Bosch GmbH, one of the world's leading global supplier of technology and services, offering end\-to\-end Engineering, IT and Business Solutions. With over 27,000\+ associates, it’s the largest software development center of Bosch, outside Germany, indicating that it is the Technology Powerhouse of Bosch in India with a global footprint and presence in the US, Europe and the Asia Pacific region.
**Job Description** **Roles \& Responsibilities :**
We are seeking a Senior IT/OT Network Engineer with a world\-class foundation in Core Networking (Layer 2/3\) and Secure Site\-to\-Site Connectivity who would be working on customer products/projects
**Qualifications** **SKILLS Needed:**
**Networking (L2/L3\):** Switching, STP, VLANs, BGP, OSPF, VRF, routing protocols
**Firewall \& Security:** Cisco ASA / FTD / FMC, DMZ, Context design, segmentation
**Zero Trust:** ZPA / ZIA / Cisco ZTA, MFA, privileged access
**Cloud — AWS (Mandatory):** VPC, EC2, Transit Gateway, Direct Connect, virtual firewall
**Standards (Awareness):** IEC 62443, NIST CSF, ISO 27001, Purdue Model
**Certifications (Preferred):** CCNP / CCIE, AWS Advanced Networking, CISSP
**MUST\-HAVE REQUIREMENTS**
* **Layer 2 / Layer 3 Networking —** VLANs, STP, BGP, OSPF, VRF — must have designed in real environments, hands\-on configuration experience on Cisco devices (Switches/Routers/Firewalls) * **Firewall Architecture —** Hands\-on Cisco ASA / FTD / FMC, DMZ, Context and segmentation design * **Zero Trust —** Replaced VPN with ZTA, experience with Zscaler or Cisco ZTA * **AWS Cloud Networking —** VPC, EC2, Transit Gateway, Direct Connect, Security Groups, virtual firewall on EC2 — mandatory, not optional * **Standards Awareness —** Knows IEC 62443, NIST CSF, ISO 27001, Purdue Model at a conceptual level — does not need deep implementation experience
**CLOUD NETWORKING DETAIL**
Candidate must have hands\-on AWS experience. Azure or GCP knowledge is a bonus but AWS is required.
* **VPC \& Subnets —** Design public/private subnets, route tables, internet gateway, NAT gateway * **EC2 —** Launch and configure instances, assign ENIs, Elastic IPs, IAM roles, Auto Scaling * **Virtual Firewall on EC2 —** Deploy Cisco FTDv, Palo Alto VM\-Series, or FortiGate as EC2 instances * **Virtual Router on EC2 —** Deploy software routers (Cisco CSR 1000V / VyOS), BGP peering in AWS * **Connectivity —** Direct Connect, Site\-to\-Site VPN, Transit Gateway for hybrid and multi\-site * **Security —** Security Groups, NACLs, AWS Network Firewall, VPC Flow Logs, CloudTrail
**STANDARDS — AWARENESS LEVEL IS ENOUGH**
Candidate should be able to discuss these standards in an interview — not implement them from scratch.
**IEC 62443:** Industrial cybersecurity standard — security zones, conduits, and security levels
**NIST CSF:** Identify, Protect, Detect, Respond, Recover — risk\-based security framework
**ISO / IEC 27001:** Information security management system (ISMS) — how security is governed
**Purdue Model:** Layered industrial network model — why OT/IT segmentation is designed in levels
**NERC CIP:** Power grid cybersecurity compliance — awareness is fine for energy sector projects
**EXPERIENCE EXPECTATIONS \- Mandatory**
* **Experience —** 8 to 10 years in network engineering * **Ownership —** Has owned design and implementation decisions — not just followed instructions * **Leadership —** Can review team designs, mentor engineers, and drive technical direction along with hands\-on demonstration of core skills mentioned above * **Communication —** Comfortable speaking to executives, customers, and compliance teams * **Certifications:** CCNP
**WHAT TO LOOK FOR IN A RESUME**
* **Job Titles —** Sr.Network Security Engineer * **Cloud Projects —** VPC designs, hybrid connectivity, virtual firewall/router deployments on EC2 * **Certifications (Good\-to\-have) —** CCIE, AWS Certified Advanced Networking, AWS Solutions Architect, CISSP
**GOOD TO HAVE — NOT MANDATORY**
* **Any OT / SCADA exposure —** even at project or client level * **Azure or GCP networking —** as an addition to AWS * **Infrastructure as Code —** Terraform, CloudFormation, or Ansible for network automation
**QUALIFICATIONS**
BTech / BCA / MCA
**Experience:** 8 yrs \- 10 yrs
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