Customer Application Engineer Jobs in Rochester, NY

Custom Solutions Software Engineer
LenelS2 is a global leader in advanced security systems, providing flexible, integrated solutions that help protect some of the most security-conscious organizations around the world. With a commitment to open architecture and easy integration, we remain at the forefront of an industry increasingly turning to cloud-based solutions and mobile monitoring.
What are the challenges and how will you make an impact?
LenelS2's Custom Solutions Team develops custom software that extends the OnGuard security platform. These applications are critical to the security operations of Fortune 100 firms, financial institutions, universities and government facilities. As a member of the LenelS2 Custom Solutions team, you would be involved in the entire software development lifecycle.
In this position, you will assist with development, testing, deployment and support of customer driven software solutions that meet the unique requirements of our customers. This position will be responsible for completing projects as assigned to include custom Crystal Reports, data import and export, and custom application integrations. Responsibilities will also include providing support for existing customers of Lenel's Custom Solutions, performing remote and, on-site as needed, installation of Custom Solutions-developed software.
What growth opportunities will you have with us?
You will be part of the growing Custom Solutions organization within LenelS2. You will be exposed to all aspects of the software development lifecycle utilizing various technologies. This experience will enable you to not only expand your skillset to expanded roles within Custom Solutions, but will also give you opportunity to move into other engineering teams within LenelS2.
Overview:
As a Custom Solutions Software Support Engineer, you will assist in the development and installation of software applications that extend and enhance the OnGuard product. Your projects would include custom integrations to third party software systems, extensions to OnGuard to allow our customers to meet regulatory compliance guidelines, and custom applications that help ensure the safety and security of our customer's employees and facilities.
Responsibilities
Job Responsibilities:

• Develop software solutions on schedule that meet customer requirements
• Test software prior to installation to ensure we deliver high quality solutions every time
• Install software on customer systems. Installation is typically installed over a remote connection, though on-site installation is possible for high security sites without an internet connection to their security network
• Test and provide sustaining engineering for existing commercially available software solutions developed by the Custom Solutions team

Qualifications
YOU MUST HAVE

• Bachelor's degree in Computer Science, or related field or suitable experience
• 2+ years of work experience developing in C#
• Experience with SQL and relational databases
• Experience testing and supporting software installations
• Proven ability to adapt quickly to emerging technologies
• Customer service orientation, ability to develop strong, long-term customer relationships.
• Excellent interpersonal skills
• Professionalism consistent with a world-class service provider
• Ability to work independently in a team environment

WE VALUE

• Experience with SQL Server database development
• Experience with reporting tools
• Knowledge of ASP.NET, ADO.NET, WCF, WPF, or WinForms
• Experience developing test plans and procedures

The annual base salary range for this position is $99,200- $124,100. Please note that this salary information serves as a general guideline. Honeywell considers various factors when extending an offer, including but not limited to the scope and responsibilities of the position, the candidate's work experience, education and training, key skills, as well as market and business considerations.
BENEFITS OF WORKING FOR HONEYWELL
In addition to a competitive salary, leading-edge work, and developing solutions side-by-side with dedicated experts in their fields, Honeywell employees are eligible for a comprehensive benefits package. This package includes employer subsidized Medical, Dental, Vision, and Life Insurance; Short-Term and Long-Term Disability; 401(k) match, Flexible Spending Accounts, Health Savings Accounts, EAP, and Educational Assistance; Parental Leave, Paid Time Off (for vacation, personal business, sick time, and parental leave), and 12 Paid Holidays. Learn more
The application period for the job is estimated to be 40 days from the job posting date; however, this may be shortened or extended depending on business needs and the availability of qualified candidates. Job Posting Date: 6/19/2026
Due to compliance with U.S. export control laws and regulations, candidate must be a U.S. Person, which is defined as, a U.S. citizen, a U.S. permanent resident, or have protected status in the U.S. under asylum or refugee status or have the ability to obtain an export authorization.
ABOUT HONEYWELL
Honeywell International Inc. (Nasdaq: HON) invents and commercializes technologies that address some of the world's most critical challenges around energy, safety, security, productivity, and global urbanization. We are a leading software-industrial company committed to introducing state of the art technology solutions to improve efficiency, productivity, sustainability, and safety in high growth businesses in broad-based, attractive industrial end markets. Our products and solutions enable a safer, more comfortable, and more productive world, enhancing the quality of life of people around the globe. Learn more
THE BUSINESS UNIT
Business Automation (BA) is a Strategic Business Group at Honeywell focused on delivering innovative automation and control solutions that enhance operational efficiency, safety, and security for customers across various industries. The business leverages advanced software, hardware, and services to provide integrated solutions that optimize building management, industrial processes, and security systems worldwide.
Honeywell is an equal opportunity employer. Qualified applicants will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, religion, or veteran status. Learn more
About Us
Honeywell helps organizations solve the world's most complex challenges in automation, the future of aviation and energy transition. As a trusted partner, we provide actionable solutions and innovation through our Aerospace Technologies, Building Automation, Energy and Sustainability Solutions, and Industrial Automation business segments - powered by our Honeywell Forge software - that help make the world smarter, safer and more sustainable.