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Senior Network Security Engineer

2 months ago

Bengaluru, India 3M Full time

Senior Network Security Engineer

Position Summary:

Technical role reporting to the Network Security Team Leader and focused on one or more technologies and related network security services: Firewalls, Intrusion Prevention Systems (IPS), Secure Web Gateway (SWG) and Zero Trust Network Access (ZTNA). This role will have a specific focus on 3M’s Zscaler technology services and will require expertise in both ZIA and ZPA to support ongoing projects, enhancements and engineering activities.


Job Description & Responsibilities:

Primary Responsibilities include but are not limited to the following:

  • Provide input and recommendations on effective use of Zscaler capabilities based on industry experience and best practice
  • Employ advanced troubleshooting of Zscaler issues escalated from 1st level support.
  • Collaborate, support and influence strategic managed service partner(s) and vendors.
  • Collaborate with and support Network Security team, Network Architect, Network Automation team, Cloud, CNF & DC Network team, Site Network Services team, Network PMO team, IT Security organisation. Area Infrastructure organisation's and other global IT product teams.
  • Collaborate with varying levels of management within IT infrastructure, applications and Information Security to translate leadership directives into technical actions.
  • Establish and manage documentation and standards in given technical area.
  • Contribution to program/project planning, and budget expense information gathering and management activities.


Experience Required:

  • Minimum (5) years IT professional experience
  • Minimum (3) years experience managing network security technologies and at least 3 years experience supporting Zscaler ZIA/ZPA


Experience Desired:

  • 6-9 years of experience in network engineering / network security related roles with extensive experience in Zero Trust Network Access and Secure Web Gateway technologies


Education and Training Required

  • Bachelor’s degree from an accredited university preferred


Primary Skills

We need an excellent communicator with strong problem resolution skills who thrives on working in a team environment. In addition, we require:

  • Broad network and network security knowledge, with depth in one or more network security technologies (Firewall, IPS, SWG, ZTNA)
  • Aptitude and interest to develop skills in focus area(s)
  • Strong collaboration and communication skills
  • Aptitude for technical leadership
  • Attention to detail.
  • Professional approach
  • Proactive with a continuous improvement mindset
  • Logical reasoning and information-driven decision-making approach.
  • Demonstrated levels of autonomy and independence
  • Strong trouble-shooting skills, complex incident management response, demonstrated experience of problem and root-cause investigation.


Preferred Skill Levels:

  • 1-3 years experience in route/switch
  • 5-7 years experience in firewalls
  • 5-7 years in SWG/ZTNA technologies