Senior Network Security Engineer

Security Consulting Engineer (Network Security)

Work Model:
Customer site in Doha

Duration: 12 months

We are seeking a highly experienced Security Consulting Engineer to deliver security consulting and implementation services for strategic enterprise customers across the EMEAR region. You’ll lead a mix of subscription/on-site support activities and project-based engagements
, ranging from security reviews to the design, implementation, and optimization of large-scale security infrastructure.

This role is hands‑on and customer‑facing. You will act as the security lead within multi‑discipline teams and represent the engineering organization at customer premises, ensuring secure, reliable, and high‑performance network operations.

• Lead customer support activities, including coordinating partner resources and mentoring less experienced engineers as needed.
• Deliver subscription-based on‑site support
  , directly engaging with customer stakeholders and operations teams.
• Conduct security reviews and translate findings into actionable recommendations.
• Lead implementation of best‑practice recommendations on large infrastructure environments.
• Develop and execute procedures and change plans that minimize service impact during upgrades and maintenance.
• Serve as the security lead on large‑scale design and implementation projects delivered via virtual multi‑disciplinary teams.
• Provide expert‑level troubleshooting in complex, large‑scale enterprise networks involving security platforms and integrations.

• 10+ years of security experience
  , including 8+ years with network security as the primary technical focus
  .
• Expert‑level internetworking troubleshooting in large enterprise environments.
• Strong customer‑facing consulting capability, including technical account liaison and stakeholder management.
• Deep expertise supporting, troubleshooting, and operating:
• Identity Services Engine (ISE): migrations (ACS to ISE), wired/wireless deployments, profiling, posture, and integrations via pxGrid
• Next‑Gen Firewalls: FTD and ASA software for firewall and VPN services
• Expert‑level knowledge of network security design and configuration across routers, firewalls, and security products.
• CCIE Security qualification (or equivalent demonstrable expert‑level capability aligned to the role).
• Experience with Stealthwatch (rapid ramp‑up expected if not already expert).
• Experience with:
• Email Security Appliance (ESA)
• Web Security Appliance (WSA)
• Cloud security / secure internet gateway solutions (e.g., Umbrella)
• Additional certifications are a plus:
  PNSE, Fortinet NSE, CISSP, TOGAF, CCDE, CEH, CISA, CISM
  , or equivalent security qualifications.

• FTD: Expert
• ISE: Expert
• Stealthwatch: Very good → expected to reach expert quickly
• ESA / WSA / Umbrella: Very good or better

• Exposure to high‑impact projects with strategic enterprise customers across EMEAR
• A dynamic workload combining on‑site delivery and virtual project leadership
• Collaboration with a highly skilled team of security engineers
• Opportunities to work on modern security technologies and complex enterprise environments

To apply: Submit your CV highlighting your customer‑facing consulting delivery, large‑scale troubleshooting expertise, and hands‑on experience with ISE and NGFW (FTD/ASA).