Applications Engineer

APPLICATIONS ENGINEER

Job Details

Full Time / Part Time: Full Time

FLSA Classification: Exempt

Business Unit: Chemistry

Reports to: Sr. Director

Travel Requirement: Yes, approx. 25%

Job Description

Select's Applications Engineer will own and evolve our AWS-based application platform, including integrations with our ERP and TMS systems. This role will have high authority over application behavior and enhancements and will play a key role in transitioning ownership from external consultants to an internal team member. The position is a 50/50 blend of hands-on development and technical project coordination. As the platform grows, this role will increasingly contribute to application and integration design, helping shape how new functionality is added and how the system scales over time.

The essential job functions include, but are not limited to

Application Ownership & Development

• Maintain, enhance, and support AWS-hosted applications.
• Write, debug, and improve backend code and APIs.
• Troubleshoot and resolve production issues.
• Optimize system performance, reliability, security, and cost.

Systems Integration

• Own and enhance integrations between AWS applications and ERP/TMS systems.
• Ensure reliable data flows, validation, and error handling.
• Diagnose and resolve cross-system issues.

Application & Integration Design

• Contribute to the ongoing design and evolution of the application platform.
• Evaluate design options as new features and integrations are added.
• Balance near-term delivery with long-term maintainability and scalability.
• Recommend architectural improvements as the platform matures.

Technical Project Leadership (Approx. 50%)

• Gather and clarify user feedback and business requirements.
• Translate requirements into technical solutions and enhancements.
• Estimate effort, prioritize work, and manage delivery timelines.
• Coordinate with vendors when needed and review external technical work.
• Communicate progress, risks, and tradeoffs to stakeholders.

Operations & Continuous Improvement

• Monitor application health and respond to issues.
• Maintain system and integration documentation.
• Identify opportunities to improve tooling, processes, and reliability.

Other duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Requirements

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required:

• 4-8 years of experience in software development or cloud application support
• Hands-on experience with AWS in production environments
• Proficiency in at least one backend language (e.g., Python, Java, Node.js, C#)
• Experience building APIs and integrating multiple systems
• Strong understanding of relational databases and data flows
• Ability to work independently and take ownership of production systems

Preferred Skills

• Experience integrating with ERP, TMS, or similar enterprise platforms
• Exposure to CI/CD pipelines or Infrastructure as Code
• Experience working with vendors or consultants
• Industry experience in logistics, supply chain, or operations

Select Values and Guiding Principles

• W: Working Safe
• A: Accountability
• T: Teamwork
• E: Excellence
• R: Respect

Compensation Information

Compensation is competitive and commensurate with experience.

Top Tier Benefits

• Medical, dental, vision, coverage in addition to life and disability insurance plans.
• Retirement and Savings (401K) Plan with Company match.
• Referral bonus with no cap on amount of referrals.

Physical Demands and Exposures

• This position works inside a climate-controlled environment. The Company will supply adequate training and equipment to perform the functions of the job.
• Monday - Sunday, overtime as required (24hr business operations).
• Involves sitting at a desk for extended periods of time.
• Needs high degree of concentration in a busy area.
• Ability to lift up to 25lbs.

Select Water Solutions is an equal opportunity employer. It is Select's policy to prohibit discrimination and harassment of any type and to afford equal employment opportunities to employees and applicants without regard to any protected class, status, characteristic, or activity. All employment decisions, including decisions regarding recruitment, selection, hiring, compensation, benefits, training, advancement, discipline, discharge, and other terms, conditions, and privileges of employment are made without regard to any lawfully protected class, status, characteristic, or activity.

Select Water Solutions requires all employees whose jobs may involve environmental compliance to understand and comply with the U.S. Environmental Protections Agency's Clean Air Act that regulates air emissions from stationary and mobile sources. A copy of the Clean Air Act can be provided to you upon request from Human Resources.

Select Water Solutions participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, Select is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment. Select only uses E-Verify once you have accepted a job offer and completed the Form I-9.