Senior Systems Software Engineer

We're currently looking for a Senior Systems Software Engineer to join NetScaler Platform and Infrastructure team.

Team Overview
The NetScaler Platform team, part of the Citrix Business Unit, drives the development of platforms for all NetScaler form factors. Our platforms span diverse form factors, including containers, cloud, virtual, software-defined, and physical, forming the networking backbone of Citrix solutions. These solutions empower mobile workstyles and cloud services, enabling people to work and play seamlessly—anytime, anywhere, on any device.

If you're passionate about infrastructure, we'd love to connect To us, infrastructure means mastering Operating Systems, DevOps, device drivers, virtualization, networking, hypervisors, resilience, and performance.

Position Summary
This role is part of the NetScaler Platform team within the Citrix Business Unit at Cloud Software Group. You will play a vital role in Citrix's L4-L7 networking journey, supporting customers as they adopt our solutions for a wide range of use cases, including application delivery, security, and workspace/desktop delivery.

The team focuses on innovating solutions across a wide range of infrastructures, including physical (on NetScaler hardware), virtual (ESX, HyperV, XEN), public clouds (AWS, Azure, GCP), private clouds, and containerized environments (Openshift, Kubernetes).

At its core, the team's DNA lies in overcoming complex system-level challenges, such as optimizing performance, achieving scalability, and ensuring the availability of networking solutions across these diverse infrastructures.

We are seeking individuals with a strong passion for L4-L7 networking, software-defined infrastructure, and automating software development processes.

Responsibilities
The Principal Software Engineer will take up Infrastructure and Platform projects, either individually or as part of a team.

• Design, develop, and troubleshoot complex systems and platforms.
• Develop system software for L4-L7 networking products and services across Linux, FreeBSD, and cloud environments (AWS, Azure, GCP).
• Continuously enhance software development practices by implementing CI/CD pipelines and automation frameworks.
• Debug systems at hardware, hypervisor, and kernel levels.
• Provide direct support for critical customer issues and collaborate with support teams to resolve key concerns.
• Work cross-functionally to integrate with third-party components.
• Create documentation and artifacts to convey ideas, algorithms, workflows, and solutions effectively.
• Take ownership of specific infrastructure areas and build expertise in those domains.

Qualifications And Requirements

• Bachelor's degree or Master's in Computer Science, Electrical/Electronic Engineering or a related technical field.
• 4+ years of directly related work experience building software products and supporting infrastructure and platforms.
• Must have experience in kernel/system software product development
• Must demonstrate passion for software defined infrastructure, hands on automation, and reengineering of software development processes

Knowledge, Skills, And Abilities

• High energy with a positive, can-do attitude.
• Strong interpersonal skills and a collaborative approach to achieve results in a fast-paced environment.
• Comfortable working in a distributed team setup across multiple time zones.
• Passionate about software development best practices and proficient in implementing them.
• Solid understanding of technology trends in virtualization and cloud platforms (AWS, Azure, GCP, ESX, KVM, containers) will be a plus
• Good understanding in developing within distributed system environments, including microservices, APIs, and multi-threaded programming.
• Basic knowledge of networking industry trends, including TCP/IP, L3-L7 networking protocols, and networking delivered as a service.
• Comprehensive understanding of operating system principles and open-source OS environments like Linux and FreeBSD.

About Us:
Cloud Software Group is one of the world's largest cloud solution providers, serving more than 100 million users around the globe. When you join Cloud Software Group, you are making a difference for real people, each of whom count on our suite of cloud-based products to get work done — from anywhere. Members of our team will tell you that we value passion for technology and the courage to take risks. Everyone is empowered to learn, dream, and build the future of work. We are on the brink of another Cambrian leap -- a moment of immense evolution and growth. And we need your expertise and experience to do it. Now is the perfect time to move your skills to the cloud.

Cloud Software Group is firmly committed to Equal Employment Opportunity (EEO) and to compliance with all federal, state and local laws that prohibit employment discrimination. All qualified applicants will receive consideration for employment without regard to age, race, color, creed, sex or gender, sexual orientation, gender identity, gender expression, ethnicity, national origin, ancestry, citizenship, religion, genetic carrier status, disability, pregnancy, childbirth or related medical conditions (including lactation status), marital status, military service, protected veteran status, political activity or affiliation, taking or requesting statutorily protected leave and other protected classifications.

If you need a reasonable accommodation due to a disability during any part of the application process, please email us at for assistance.