Principal Software Engineer

Posted 3 Days Ago
Be an Early Applicant
Pune, Mahārāshtra, IND
In-Office
Senior level
Information Technology • Security • Cybersecurity
The Role
Design, develop, and maintain cloud-appliance network security products. Own end-to-end appliance-to-cloud features, debug production issues, read protocol/RFC specs, collaborate with QA, document designs and tests, and apply deep networking and security knowledge.
Summary Generated by Built In

Come work at a place where innovation and teamwork come together to support the most exciting missions in the world!

Brief Description:

Principal Software Engineer for Cloud Appliance/Cyber security product

 

Full Job Description:

We invite you to be part of motivated and agile Qualys engineering team responsible for developing high-end Cloud based Security Solutions. This opening is your chance to work in the rapidly expanding field of computer security, in a company with excellent customer ratings and outstanding growth rates. In this position you will be working on network security solutions to deliver cutting-edge products. This position is for our fastest growing R&D center in Pune, India, which is part of multi-continent engineering team.

 

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.
  • 8 to 15 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.
  •  

Skills Required

  • Degree in Computer Science, Electronics, or Instrumentation.
  • 8 to 15 years software development or testing experience in Cyber Security / Networking Systems.
  • Ability to write and comprehend code in C, C++ and/or Python.
  • Passion to build a career in embedded systems and networking related to Network Security Systems.
  • Good academic record.
  • Strong reading and comprehension of technical/network/security literature and RFCs.
  • Ability to operate Linux and Windows OS commands and related applications.
  • Good written and verbal communication skills.
  • Professional experience in kernel/networking domains (deep packet inspection, kernel programming, packet parsing, kernel bypass, fast packet processing).
  • Debugging skills, packet capture analysis, kernel compilation and bootloader (GRUB) familiarity.
  • Knowledge of networking protocols and technologies (TCP/IP, LDAP, DHCP, ARP, DNS, Layer2/3 switching, HA, VPN, VLAN).
  • Experience with virtualization and hypervisors; deployment of VMs (e.g., VMware).
  • Working knowledge of databases (Oracle, PL/SQL, PostgreSQL).
  • Excellent analytical and problem-solving skills; self-starter and adaptable to change.

Qualys Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Qualys and has not been reviewed or approved by Qualys.

  • Affordable Benefits Benefits costs are widely viewed as low for employees and dependents, with healthcare often described as almost fully paid for. Feedback suggests this affordability helps offset perceptions of lower base pay in some roles.
  • Healthcare Strength Healthcare offerings are broad, including multiple medical plan options, dental and vision coverage, mental health support, and disability insurance. Benefits are described as “pretty amazing” or “great,” reinforcing perceived quality and coverage depth.
  • Equity Value & Accessibility Equity participation is accessible through company stock plans and an employee stock purchase plan. Compensation packages commonly include equity alongside salary and bonus, which some consider a meaningful part of total rewards.

Qualys Insights

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The Company
HQ: Foster City, CA
2,736 Employees
Year Founded: 1999

What We Do

Qualys, Inc. (NASDAQ: QLYS) is a pioneer and leading provider of disruptive cloud-based security, compliance and IT solutions with more than 10,000 subscription customers worldwide, including a majority of the Forbes Global 100 and Fortune 100. Qualys helps organizations streamline and automate their security and compliance solutions onto a single platform for greater agility, better business outcomes, and substantial cost savings. The Qualys Cloud Platform leverages a single agent to continuously deliver critical security intelligence while enabling enterprises to automate the full spectrum of vulnerability detection, compliance, and protection for IT systems, workloads and web applications across on premises, endpoints, servers, public and private clouds, containers, and mobile devices. Founded in 1999 as one of the first SaaS security companies, Qualys has strategic partnerships and seamlessly integrates its vulnerability management capabilities into security offerings from cloud service providers, including Amazon Web Services, the Google Cloud Platform and Microsoft Azure, along with a number of leading managed service providers and global consulting organizations. For more information, please visit http://www.qualys.com

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