Careers at Rajant:
Join an Industry Innovator & Proven Market Leader

As the innovative leader in the development of portable wireless network solutions, Rajant offers a dynamic and rewarding environment for exceptional candidates with experience in this area and named Best Place to Work in Philadelphia and Kentucky.

With a commitment to excellence and a goal to always be the very best in the industry, we employ talented and bright individuals who are willing to work hard and produce phenomenal results in a team environment.

About Rajant

Founded in 2001, Rajant is the exclusive provider of private wireless networks powered by the patented Kinetic Mesh® network, BreadCrumb® wireless nodes, and InstaMesh® networking software with successful deployments in more than 60 countries worldwide. It is through the efforts of our forward-thinking team that has made our recognition as a market leader in wireless broadband mesh possible. The company headquarters is in Malvern, Pennsylvania—a short drive from Philadelphia—with additional offices and facilities located in Kentucky and Arizona.

Company Culture

Here at Rajant, we are a team of ambitious and innovative professionals from all over the world coming to work together with a common passion and drive to advance the world of wireless mesh networking. We are engineers, visionaries, data hounds, number crunchers, relationship builders, and storytellers reimagining how tomorrow’s workforce works. We work hard, love to celebrate, and have fun along the way with diversity and inclusion fundamental to our culture and core values. Collectively, we’ve created a dynamic, fun, inspiring environment where we can be ourselves and grow each day. And to top it all off, Rajant was named Top Workplace in Philadelphia (2021) and Best Place to Work in Kentucky (2021).

Best Places To Work Awards

Employee Benefits

The overall well-being of our Rajant employees is important to us. In addition to a competitive base salary, we offer the following comprehensive benefits package to full-time employees.

  • Medical, dental, and vision insurance
  • Life and disability insurance coverage
  • Retirement plan
  • Paid vacation, holidays and leave programs
  • Flexible spending accounts
  • Referral bonus program
  • Business casual dress
  • Onsite fitness center, yoga classes, and walking trails (at certain locations)
  • Complimentary snacks and refreshments
  • Free parking

Benefit offerings for positions other than full-time may vary.


Current Job Openings

Do you have a passion for excellence and achievement? Do you enjoy working in a high-energy environment driven for success? Do you like being on the cutting edge of technology? If yes, then Rajant wants you!

As we continue to grow, we’re always on the lookout for creative and collaborative self-starters and go-getters to join our team who have a thirst for learning and sharing their knowledge while helping us continue to enhance our industry-leading wireless mesh network product line. If you are interested in one of the open positions below, please introduce yourself by sending a cover letter and a resume to: jointheteam@rajant.com.

DSP and Artificial Intelligence Engineer

The Artificial Intelligence team at Rajant is seeking a DSP engineer with a strong background in statistical signal processing. Along with, a demonstrated experience designing and implementing statistical signal processing algorithms including Kalman FIlters and Adaptive filters (RLS), as well as, traditional signal processing experience in developing filters in the time and frequency domain.

Experience with sensor fusion for IMU and a strong background with associated physics of rotating reference frames (e.g., Euler angles, Quaternions) is highly desirable. A background in deep learning/AI is a huge plus. The candidate will need to pass a technical screening.

You will be working within a small world-class AI team to rapidly develop a cutting-edge AI-based health platform and associated wearable device. You will report directly to the VP of AI and will work closely with him in developing these DSP algorithms.

Essential Functions & Responsibilities:

This position requires the candidate to have direct industry or equivalent experience implementing statistical signal processing algorithms. The candidate will be comfortable rapidly researching, implementing, and developing deep learning, machine learning, and statistical processes against business requirements. In addition, the candidate will be comfortable partnering with various business lines to translate business analytic problems into technical solutions and actionable recommendations across the organization.

Required Experience:

  • Statistical Signal Processing as applied to sensor fusion for IMU
  • Kalman Filters
  • Adaptive Filtering (RLS)
  • Understanding of underlying physics and mathematics of rotations and rotated reference frames including Euler Angles and Quaternions
  • Design of optimized higher-order filters for noise removal
  • Matlab
  • C/C++

Desirable Experience:

  • Advanced physics background
  • Motion artifact removal
  • Experience in major machine learning frameworks: Pytorch, Scikit-Learn, Tensorflow, Pandas, SparkML
  • Background in basic machine learning techniques including supervised, unsupervised & deep learning
  • Gaussian Process Regression
  • Demonstrated ability to work independently while also participating in a highly collaborative team environment to achieve desired results
  • Demonstrated ability to successfully manage assignments on multiple projects, in a fast-changing technical environment.
  • Demonstrated ability to execute quickly on an aggressive startup schedule for product development

Education & Experience:

Graduate degree (MSEE or Ph.D.) in electrical engineering, physics, mathematics, computer science, or related computational fields from an accredited university or equivalent practical experience specializing in Artificial Intelligence & machine learning. 5+ years experience with a proven track record in machine learning or deep learning & software engineering.

Employment Type: Regular, Full-Time
Location: Malvern, PA

 

iOS Developer

Rajant is seeking an experienced iOS Developer to develop UI/UX and assist with architecture and infrastructure for at least one complex real-time iOS application to support a Health-related platform. The candidate will need to provide a portfolio of previous work and pass a technical screening.

Required Experience:

  • At least 5 years of professional experience required developing native iOS apps
  • Strong and elegant coding and architecture abilities. You are expected to be able to develop software architectures and solutions independently and generate production-level code
  • Deep understanding of data structures and algorithms
  • Ability to write bug-free code that will be deployed in dynamic real-world scenarios
  • Proven track record of developing beautiful UI for iOS applications in Swift (you will be working closely with our designers who will provide the UI assets)
  • Fluent in both Swift and Objective C/C++ including advanced features of Swift such as protocols and generics
  • Experience in developing iOS apps utilizing URL session (ideal background)
  • Experience and understanding of threading and GCD/Operation Queues, race conditions, etc
  • Understanding of modern design patterns such as factory, strategy, delegate, etc. and ability to develop software architecture around these patterns
  • Understanding of code optimization for low power performance
  • Collaborative attitude and ability to thrive in a fast-paced agile environment with aggressive milestones
  • Ability to solve problems and think independently (especially on how to architect production-level software

Desirable Experience:

  • Experience with Combine
  • Experience in developing iOS apps leveraging background modes
  • Experience with ML/AI
  • Experience interfacing to C++ code
  • Animation
  • Experience with CoreBluetooth
  • Experience with CoreML
  • Experience with Accelerate framework (DSP)
  • SwiftUI
  • Async testing scenarios
  • Understanding and experience of proper testing procedures for real-time network-based applications

Education & Experience:

At least 5 years of professional experience with a proven track record developing native iOS applications in Swift.

Employment Type: Regular, Full-Time
Location: Malvern, PA. Remote optional.

 

Software Tester/DevOps Engineer

Rajant is seeking an experienced Software Tester/DevOps Engineer to support projects for a Health-related platform. The candidate will need to pass a technical screening.

Our teams are organized around business capabilities such as cross-functional teams of firmware, UI, middleware, and back-end developers. We are looking for someone to develop and maintain the continuous integration and testing system for a variety of software projects with monolithic and microservices-based architectures. The expectation is that the system will be automated with little or no manual intervention and fit into our DevOps ecosystem.

What You Will Be Doing:

  • Plan, define, execute, report, and refine quality test plans and test cases per the organizational quality objectives
  • Understand the domain product vision and roadmap
  • Review requirements, specifications, and technical documents to provide timely and meaningful feedback
  • Develop and manage QA automation roadmap to enable continuous improvement
  • Write, execute and maintain a combination of manual and automated testing to ensure high-quality releases
  • Increase the automation of tasks and expand test coverage through both new and existing infrastructure
  • Be able to work across multiple platforms (Web, Android, iOS, Linux) is required
  • Other duties and responsibilities as assigned

Required Experience:

  • BS in Computer Science, Computer Engineering, or similar technical field of study or equivalent practical experience
  • At least 1 year of professional work experience in continuous integration and testing
  • Experience with one or more CI platforms like Jenkins, TravisCI, or CircleCI
  • Critical thinking skills and knowledge of quality assurance best practices
  • Knowledge of programming and scripting skills
  • Proficiency in at least one of the following programming languages — Python, Swift, C, or C++
  • Strong Computer Science fundamentals and a pragmatic approach for building software
  • Passion for writing high-quality, reliable code; unit and integration tests; and clear and concise documentation
  • Experience with one or more testing frameworks like XCTest/XCUITest, Cypress, Espresso, Selenium, JUnit, PyTest, Unittest, NoseTest
  • Desire to automate everything and reduce the time required to manually test products
  • Comfortable working in a fast-paced, highly collaborative, dynamic work environment
  • Excellent communication skills and the ability to generate and communicate meaningful development metrics
  • Experience with Agile Development and testing methodologies and best practices
  • Stay current with industry trends, making recommendations as needed to help the company excel
  • Secure and skilled at working in tandem with a team of engineers, or alone as required

Desirable Experience:

  • Familiar with iOS processes such as memory management, debugging, profiling, unit testing, continuous integration, provisioning, and distributing on the App Store
  • Understanding of infrastructure provisioning, cloud services, cloud security, and cost management in public cloud environments like AWS, GCP, or Azure
  • Hands-on experience in designing and developing cloud-based applications that include large scale compute services, database services, APIs to design RESTful services, ETL, queues, and notification services

Education & Experience:

BS in Computer Science, Computer Engineering, or similar technical field of study OR Equivalent practical experience in Continuous Integration and Testing with one or more CI platforms like Jenkins, TravisCI, or CircleCI.

Employment Type: Regular, Full-Time
Location: Malvern, PA. Remote optional.

 

Senior Backend Engineer (Cloud)

Rajant is seeking an experienced Senior Backend Engineer to support projects for a Health-related platform. The candidate will need to pass a technical screening.

Our teams are organized around business capabilities such as cross-functional teams of firmware, UI, middleware, and back-end developers. We are looking for someone to develop and maintain our backend systems for a variety of software projects (with monolithic and/or microservices-based architectures). As a senior backend engineer, you will architect and build data pipelines and services and manage the MLOps infrastructure that powers our AI ecosystem.

What You Will Be Doing:

  • Architect, develop and manage high-performing, reliable, and scalable backend systems
  • Develop secure and fit-for-purpose data pipelines for our AI ecosystem
  • Design and develop database schemas and interfaces
  • Understand and contribute to the product vision and roadmap
  • Write production-quality code for medium to large features and services independently
  • Review requirements, specifications, and technical documents to provide timely and meaningful feedback
  • Lead code reviews, providing constructive feedback
  • Mentor junior engineers and interns
  • Assist in the recruitment of talent

Required Qualifications:

  • BS/MS/PhD in Computer Science or a related field.
  • 3+ years of professional software engineering experience.
  • Experience with designing and building high-performing, reliable, and scalable backend systems.
  • Experience with cloud technologies, e.g. Docker, Kubernetes, AWS, Azure, GCP.
  • Experience with creating products that support ML workflow.
  • Experience with open-source and commercial products in the Data/MLOps and cloud infrastructure space.
  • Demonstrated experience in object-oriented and/or functional programming languages: JavaScript, Python, Swift, C++
  • Strong database experience (NoSQL, SQL)
  • Good knowledge of GraphQL, REST
  • Comfortable working in a fast-paced, highly collaborative, dynamic work environment
  • Excellent communication skills
  • Experience with Agile Development and testing methodologies and best practices
  • Stay current with industry trends, making recommendations as needed to help the company excel.
  • Secure and skilled at working in tandem with a team of engineers, or alone as required.

Desirable Experience:

  • Experience with software security and systems that handle sensitive data
  • Experience with DevSecOps
  • Experience with HIPAA and/or FDA compliance
  • Experience with testing (unit, integration, and e2e)
  • Experience with one or more frameworks such as Django, Flask, Node.js, React
  • Experience with building large scale data pipelines with Kafka, Spark.
  • Familiarity with the design and internals of common ML frameworks, such as PyTorch, Tensorflow, XGBoost, etc.
  • Familiarity with infrastructure provisioning, cloud services, cloud security & cost management in public cloud environments like AWS, GCP, or Azure.
  • Experience with building open-source projects and working with the open-source community

Education & Experience:

BS/MS/PhD in Computer Science or a related field with 3+ years of professional software engineering experience.

Employment Type: Regular, Full-Time
Location: Malvern, PA. Remote optional.

 

PCB Test and Product Bring-up Intern – Summer 2021

Rajant is seeking an Intern to work on PCB Test Systems and HW Dev Support. Projects range in scope and are related to bringing up new hardware, writing code and other possible DOD tests. The successful candidate will have multi-disciplinary background and interests, specifically where Hardware Bring-up and Coding meets Test. Applicants will need to pass a technical screening.

Essential Functions & Responsibilities:

  • A good understanding of computer and networking hardware.
  • A general knowledge of circuits to the component level.
  • Practical knowledge of test equipment such as DVOMs, programmable power loads and oscilloscopes.
  • A high-level scripting background in Python, and also knowledgeable in C and C++ programming.
  • A basic understanding of Linux.
  • A high-level of statistical analysis and understanding of histograms, bar plots and scatter plots.
  • Self-motivated and team-oriented attitude.

Education & Experience:

BS in Electrical Engineering, Physics, Mathematics, Computer Science or related computational fields from an accredited University plus relative practical experience is required.

Employment Type: Paid internship.
Location: Malvern, PA or Morehead, KY.
To Apply for Internship:
If you are interested, please introduce yourself by sending a cover letter and a resume to: jointheteam@rajant.com.

Computer Engineer

Rajant is seeking three Computer Engineers to support the creation of an exciting new project. The candidate will need to pass a technical screening.

Required Qualifications:

  • BS/MS/Ph.D. in Computer Science or a related field.
  • Ten years of experience in C Programming, Networking, and Grid Computing.

Employment Type: Full-Time, regular.
Location: Malvern, PA.


Check back often to learn about specific positions which may become open. If you feel you would be an exceptional fit for Rajant, feel free to submit your resumé for consideration, with a letter explaining your interest and background. We will review and respond to you if there is an appropriate opportunity to discuss.

Rajant Corporation is an Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, gender, national origin, age, physical or mental impairment, sexual orientation, or any other category protected under federal, state, or local law.