Sr Principal Engineer

Req ID: R33771

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Sr Principal Engineer

  • Remote, United States
  • Remote, Colorado, United States
  • Full_time

Citrix builds the secure digital workspace technology that frees 400,000 customers to do their very best work from anywhere. By joining our award-winning workplace, you’ll be included in the globally diverse, collaborative team that values work-life balance. Come see why Fortune named us one of the 100 Best Companies to Work For®. Let’s innovate and grow together!

What we're looking for:

The Ideal Senior Principal Software Engineer candidate would know windows internals, device driver, and networking in a high availability, high performance environment working on streaming protocols in large distributed systems. Experience shipping products, working with multiple teams and external partners to drive the product forward. You will possess a solid understanding of C/C++ programming at both the application and system levels, with a proven and established habit of delivering high quality architecture in a professional context. You will help lead projects and mentor Engineers. As a Senior Principal Software Engineer, you should be highly experienced with windows kernel who possess the curiosity to continually improve and enjoy tackling challenging problems to solve some of the most complex problems in our domain.

Position Overview:

As part of the Citrix Analytics Service/Security organization, our Engineering and Data Science teams develop solutions to cyber security challenges by aggregating data across users, devices, networks, applications, and files and generate actionable insights. We employ statistical and Machine Learning techniques to provide visibility into user and application behavior and identify indicators of risk. Our solutions are cloud based, and across Citrix portfolio as well as third-party products.  We are looking for a talented and highly motivated software engineering leader who is interested in taking on challenges associated with security, performance, scale, usability, and visibility of machine learning models in a distributed environment.

Role Responsibilities:

  • Works closely with architects and product managers to understand the gaps in the product/solution, and leads the team in implementing those
  • Designs and implements highly scalable batch and streaming spark applications
  • Leads the deployment, monitoring, and troubleshooting of our analytics applications in a cloud environment
  • Identifies and addresses performance and scale issues of spark applications
  • Works on improving the infrastructure for optimally running Machine Learning pipelines
  • Participates in and contributes to our quarterly project planning activities
  • Strong team player who can lead a small team in delivering features

Basic Qualifications:

  • BS or MS degree or equivalent in a technical field preferred, with at least 15 years of directly related work experience.  Equivalent experience may be substituted for formal education
  • Solid Computer Science foundations in Algorithms and Data structures
  • Good understanding of Cloud technologies and hands-on development experience on AWS/Azure/GCP or similar cloud provider

Preferred Qualifications:

  • Hands-on experience with Distributed Systems and Big Data
  • Experience with CI/CD tools and build systems such as Jenkins or similar
  • Expertise in OOP and at least one language of Python, Java, Scala
  • Proficiency with messaging systems such as Kafka
  • Experience with database and query systems/software such as SQL, Druid, Hive
  • Familiarity with Machine Learning methodology and operations
  • Exposure to Agile Methodologies
  • Familiarity with the Security concepts is a plus

Willing to consider 100% remote employees

Functional Area:

Software Development

What you’re looking for:
Everyone is welcome at Citrix. We prioritize diversity, equity, inclusion, and a culture of belonging, and celebrate bringing our courageous, authentic selves to work. We believe this way of working helps us innovate, and it’s just one of the reasons why our employees continuously recognize Citrix as a great place to work.

Citrix helps make work more sustainable to benefit the planet, our business, and our communities. For more than 30 years, we have empowered individuals and organizations to work remotely or work from anywhere, reducing commuting emissions and energy consumption in the process. 

We are the #1 leader in Virtual Client Computing (VCC) and #2 in the Application Delivery Controller (ADC) space, and we have key partnerships with top cloud providers. We’ll give you the tools, learning opportunities, mentorship, and flexibility to achieve your goals. Come see why you belong at Citrix, with our culture supporting purposeful innovation and growth from within. 

The Benefits
We offer a competitive total rewards package* that includes:

  • 18 weeks of paid parental leave
  • Health and wellness benefits
  • Employee assistance program
  • Retirement benefits
  • Education assistance
  • Time off and absence programs
  • Professional development and mentorship opportunities
  • Paid volunteer time and charitable matching of employee donations
  • Employee resource groups
  • And more!

**Please note that benefits may vary based on location.

At Citrix, our employees perform extraordinary acts of creativity and service every day. We provide benefits and rewards that meet the diverse needs of our employees by offering competitive compensation, comprehensive benefits, and equitable rewards opportunities for all employees. In the state of Colorado, the salary for this role generally ranges from $207,520 -$259,400 but may vary depending on your qualifications including job-related education, training, experience, licensure, and certification, that could result at a level outside of this range. Certain roles are eligible for additional rewards, including annual bonus, sales incentives, and/or stock depending on the terms of the applicable plan and role as well as individual performance. Benefits may vary depending on the nature of your employment with Citrix and the country where you work. U.S. based employees are typically offered access to healthcare, life insurance and disability benefits, 401(k) plan and company match, employee stock purchase program (ESPP), and education assistance program, among others.

Citrix uses applicant information consistent with the Citrix Recruitment Policy Notice at

Citrix welcomes and encourages applications from people with disabilities. Reasonable accommodations are available on request for candidates taking part in all aspects of the selection process. If you are an individual with a disability and require a reasonable accommodation to complete any part of the job application process, please contact us at (877) 924-8749 or email us at for assistance.

By applying, you are giving Citrix consent to be considered for future openings of other roles of similar qualifications.

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