Building Automation System (BAS) Application Engineer II

Company: Conquest Solutions
Location: Greenbelt
Posted on: February 18, 2026

Job Description:

Job Description Job Description Salary: $80,000-$100,000 Building Automation System (BAS) Application Engineer II Conquest Solutions, LLC (CQS) is a leading application and engineering consulting firm in the Washington, D.C. metro area specializing in Building Automation Systems (BAS), Design-build and General Construction. We assist federal, state and local government agencies; private sector companies; and commercial entities in the design and implementation of their BAS and General Construction projects. CQS employees enjoy a flexible, fun, and family-oriented work environment. We collaborate and learn from each other, which leads to each team members contribution having a huge impact on the overall growth of our company. We have a strong culture rooted in our core values of INTEGRITY, INCLUSION and INNOVATION. These values guide every aspect of our work and contribute to high levels of employee happiness that results in superior customer service to our clients time and again. Our rapidly growing company seeks an eager and hard-working professional to join our team as a Building Automation System (BAS) Application Engineer IIto support the engineering, programming and implementation of BAS for multiple clients in the Washington, DC Metro Area. The Building Automation System (BAS) Application Engineer IIis responsible for engineering auditing, design, engineering and programming of BAS strategies across various mechanical and electrical systems to achieve project success. This position will work in various functional areas including BAS design, auditing, engineering, programming, checkout and retro-commissioning for renovation, retrofit, new construction and design/build BAS projects. This position is a customer facing role under the direct supervision of an experienced Senior BAS Engineering manager/Project Manager. Responsibilities and duties include but are not limited to the following: Responsibilities and Duties: Conduct customer project site visits to audit/investigate existing direct digital controls (DDC) controls of mechanical, electrical, HVAC, and other building systems and document existing BAS controls conditions. Collaborate with clients, engineers, and project managers to understand project requirements and develop comprehensive BAS controls engineering and programming solutions. Develop BAS engineering drawing packages and compile close out documents including as-built drawings using Microsoft Visio under the supervision of senior BAS engineers. Develop custom control algorithms and logic sequences tailored to specific building environments and occupant needs to meet project scope of work and control sequences. Design and program HVAC control systems using industry-leading software platforms such as Tridium Niagara 4 (required) and Automated Logic Controls (preferred but not required) etc. Accurately develop, modify and review BAS graphics and maintain graphic library. Provide technical support of DDC based hardware and software including creation and/or verification of control and integration point lists. Integrate HVAC systems with other building subsystems, including lighting, security, and energy management, to create cohesive and efficient building automation solutions. Conduct thorough testing and commissioning of BAS installations to verify proper functionality and performance. Provide technical support and troubleshooting expertise to resolve issues and optimize BAS performance post-installation. Support quality assurance and commissioning efforts for a variety of BAS control system components and sequences. Work with project stakeholders (customers, supervisors, field personnel, other contractors) to gather information relating to any issues and/or changes in functionality and features of various HVAC control systems. Attending routine progress meetings with the client, vendors, internal teams or subcontractor to discuss hardware and software engineering related project updates, concerns, and resolution of issues. Stay abreast of emerging technologies and industry trends to continually enhance our offerings and maintain our competitive edge. Performing other duties as assigned by leadership. Job Qualifications Bachelors degree in mechanical or electrical engineering (preferred but not required) or equivalent combination of education and experience in a related technical discipline specific to HVAC, mechanical, electrical and or Building Automation Systems (BAS) is acceptable. A minimum of 5 years of experience in HVAC field or BAS programming and engineering, with a focus on commercial and industrial applications is preferred but not required. Knowledge of IP-based networks and various BAS communication protocols and systems preferred. Such protocols and systems include Niagara Tridium, BACnet, LonWorks, Modbus. Strong understanding of HVAC systems and components, including (but not limited to) chillers, boilers, air handlers, VAV boxes, and control valves is preferred. Demonstrate working knowledge of control theory, Automatic Temperature Controls (ATC), BAS and other building subsystems, PLC Logic. Experience with commissioning tools and protocols, including functional testing, point-to-point verification, and system optimization preferred but not required. Proficient in working with others to plan, conduct, and report work efforts. Excellent problem-solving skills and attention to detail, with the ability to troubleshoot complex technical issues efficiently. Excellent communication, organization and interpersonal skills required. Ability to be attentive and responsive to client concerns. Ability to prioritize and multi-task within time and technical constraints. Ability to establish effective collaborative working relationships and effectively collaborate with cross-functional teams and clients Must possess a high level of ownership, enthusiasm, and a collaborative, professional temperament. Must be able to pass a background check, reference check and a drug screening U.S. Citizenship Required. Offer is contingent upon passing background check, reference check, security screening, drug screening Ability to qualify for a US Govt security clearance is required. Physical Demands The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this Job, the employee is regularly required to sit; use hands to finger, handle, or feel and talk or hear. The employee is frequently required to stand; walk and reach with hands and arms. The employee is occasionally required to climb or balance and stoop, kneel, crouch, or crawl. The employee must occasionally lift and/or move up to 10 pounds. Work Environment The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this Job, the employee is occasionally exposed to wet and/or humid conditions; moving mechanical parts; high, precarious places; fumes or airborne particles; outside weather conditions; extreme cold; extreme heat; risk of electrical shock and vibration. The noise level in the work environment is usually moderate. Employee Benefits Paid Holidays (14 days) Paid Time Off (starting at 15 days annually) 401k Retirement Plan with company match program 60% Employer-Provided Medical, Dental, and Vision Insurances for Employee Family 100% Employer-Provided Life & Disability Insurances for Employee At Conquest Solutions, we are committed to providing an environment of mutual respect where equal employment opportunities are available to all applicants and teammates without regard to race, color, religion, sex, pregnancy (including childbirth, lactation and related medical conditions), national origin, age, physical and mental disability, marital status, sexual orientation, gender identity, gender expression, genetic information (including characteristics and testing), military and veteran status, and any other characteristic protected by applicable law. Conquest believes that diversity and inclusion among our teammates is critical to our success as a company, and we seek to recruit, develop and retain the most talented people from a diverse candidate pool.

Keywords: Conquest Solutions, Ellicott City , Building Automation System (BAS) Application Engineer II, Engineering , Greenbelt, Maryland