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Senior Software Engineer

Qualys
Pune, IND
Full-time
Senior · 5–10 years experience
Onsite
Discovered 3 weeks ago
linuxpythonvmware

Full Job Posting

Responsibilities:

  • Develop understanding of the product functionality spanning in-field appliance to cloud services i.e. the end-to-end architecture, how customers use the product, how the product fits in the overall Qualys security platform and its value-add, various customer use case scenarios etc. This perspective is required for in-depth understanding and handling customer queries. Ability to read and comprehend written code and participate in reviews.
  • Develop in-depth knowledge in security and networking domains.
  • Contribute to the appliance stack development. Understand the existing appliance architecture well to be able to own new feature development - design, develop, deliver.
  • Study and decipher documentation needed to accomplish tasks at hand viz standards, RFCs and protocol specifications, network topologies, networking fundamentals ( Tcp/Ip stack, switches, routers, networking protocols, firewalls), Linux platform fundamentals, virtualization, deep packet inspection etc.
  • Debug issues in the product reported by internal QA teams or in production by customers and suggest solutions. Interact with QA teams to describe product feature and methods to test it – functionality, performance, negative scenarios.
  • Document the design and test plans as part of development activities.
  • Communicate with other team members, including with the QA team and collaborate as required.

Qualifications:

  • Must Have:
  • Degree in Computer Science/Electronics/Instrumentation.
  • 5 to 10 years software development or testing experience in Cyber Security / Networking Systems. Professional experience developing products in kernel/networking domains is an added advantage for example experience in areas such as deep packet inspection, packet parsing, kernel programming, control and data paths, kernel bypass and fast packet processing techniques, firewalls, networking protocols socket programming, virtualization and hypervisors etc.
  • Ability to write as well as comprehend written code in C/C++ and/or Python programs.
  • Passion to build a career in embedded systems, networking as applicable to Network Security Systems.
  • Good academic record.
  • Good reading and comprehension skills to be able to read technical literature of Network Security products and make inferences.
  • Ability to operate Linux and Windows Operating System commands and related applications.
  • Good written and verbal communication skills.
  • Additional skills that are good to have:
  • Good debugging skills, ability to inspects packet captures Understanding of Linux boot loaders, grub, kernel compilation and networking stack internals, TCP/IP knowledge.
  • Knowledge of one or more protocols used in Network Security systems - eg. LDAP, DHCP, ARP, DNS etc. Knowledge of Layer 2 and 3 switching, High availability, VPN, VLAN technologies etc.
  • Working knowledge of deployment of Virtual Machines such as Vmware. Good understanding of Database concepts and good working knowledge with Oracle/PLSQL/Postgres.
  • Excellent analytical and program solving skills, excellent written and oral communication, self-starter and highly motivated.
  • Work in a dynamic environment and ability to adapt quickly to changes.

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