Senior Custom Solutions Software Support Engineer

About this role

As a Sr. Custom Solutions Software Support Engineer, you will assist in the design, development and installation of software applications that extend and enhance LenelS2’s access control products. Your projects will include custom integrations to third party software systems, extensions to our products 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

Key Responsibilities

Develop software solutions on schedule that meet customer requirements.

Participate in and provide feedback to peer reviews.

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.

This position may require occasional travel (no more than 5%); typically, individual trips of short duration (3-5 days). International travel is possible.

Qualifications

YOU MUST HAVE

5+ Years of Software Development work experience

2+ Years of Experience developing software applications using C#

2+ Years of MS SQL Server based application development experience

WE VALUE

Bachelor’s Degree in Computer Science or related field

Experience with web development

Experience with SQL Server database development using T-SQL and writing SQL stored procedures, triggers, and functions.

Working knowledge of .NET Framework

Experience testing and supporting software installations.

Proven ability to adapt quickly to emerging technologies.

Experience with Crystal Reports

Knowledge of ASP.NET, ADO.NET, WCF, WPF, or WinForms

Experience developing test plans and procedures.

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.

Ability to manage larger development projects.

Willingness to participate and assist leadership with internal initiatives.

The annual base salary range for this position is $135,000 - $169,000. 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

8/6/2026

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 Technologies

Honeywell Technologies is a global, pure-play automation company with a legacy of innovating to help solve the world’s most mission-critical challenges, enhancing the quality of life for people and communities around the world. We serve the building, industrial, and process sectors with a broad portfolio of services, solutions, and products, underpinned by our Honeywell Technologies Accelerator operating system and Honeywell Technologies Forge intelligence layer. By combining the deep domain expertise of our more than 50,000 employees with decades of data from our global installed base, we are uniquely positioned to lead the industrial sector’s transition from automation to autonomy.

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