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Software Engineer in Falls Church, VA at Kastle Systems

Date Posted: 2/6/2019

Job Snapshot

Job Description

Kastle Systems is the leader in managed security, with a track record of introducing innovative technologies to serve over 460M square feet of real estate globally. Clients span the commercial and multifamily real estate, education, and construction industries and the customers they serve. With delivering a world class customer experience driving everything we do, Kastle’s mission is to be our customers’ best service provider and to make their security the most effective, efficient, and convenient it can be. Kastle's integrated security solution, including access control, video, and remote video monitoring, significantly reduces costs and improves the critically important 24x7 performance for building owners, developers and tenants.

Kastle Systems is looking for an experienced software engineer to join our team to help us grow our product offerings. As a Kastle Systems software engineer, you will have an opportunity to contribute to our award winning, highly available and distributed platform that is deployed on platforms ranging from microcontrollers, headless Linux IoT controllers, datacenters, and the AWS and Azure clouds.  Our products work to keep people safe while adding convenience and providing excellent customer service to the building managers and enterprise customers that use our Security-As-A-Service platform.

The successful candidate will feel most at home writing C++ against the STL on Linux, but they will also know their way around writing C# .Net code on Windows platforms.  When faced with an engineering problem, they tackle the problem head-on and crave the feeling of accomplishment that comes with solving a problem end to end.


  • Determines operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions
  • Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments, and clear code
  • Prepares and installs solutions by determining and designing system specifications, standards, and programming
  • Improves operations by conducting systems analysis; recommending changes in policies and procedures
  • Obtains and licenses software by obtaining required information from vendors; recommending purchases; testing and approving products
  • Updates job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment; participating in educational opportunities; reading professional publications; maintaining personal networks; participating in professional organizations
  • Protects operations by keeping information confidential
  • Provides information by collecting, analyzing, and summarizing development and service issues
  • Accomplishes engineering and organization mission by completing related results as needed
  • Develops software solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle


Required Skills:

  • Bachelors Degree in Computer Science, Computer Engineering, or similar degree that provides a solid foundation in computer programming.
  • 3+ years experience with C++ on Linux
  • STL and Boost
  • Threading and sockets
  • 3+ years experience programming with relational databases (SQL)
  • 1+ years experience programming using Amazon cloud technologies including S3, EC2, and IAM
  • Solid understanding of networking concepts and programming (TCP/IP, UDP, NAT, Port Forwarding, etc)
  • Demonstrated ability developing and maintaining large-scale deployments of code to high value customers with little oversight.

Preferred Skills:

  • 2+ years experience programming in C#, T-SQL and SQL Server, and other Microsoft technologies
  • 2+ years developing, specifying, or implementing REST APIs.
  • 2+ years experience in DevOps methodology and tools, including artifact/issue tracking in JIRA, containers (Docker), Puppet, automated testing, etc.
  • Experience developing on microcontrollers with FreeRTOS
  • Thorough understanding of public key infrastructure and OpenSSL

Kastle Systems is an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, or protected Veteran status.
This position requires that you are a US Citizen.