Senior Digital Tech Support Engineer

Caterpillar Inc.

Senior Software Engineer contributing to advanced search solutions for Caterpillar, driving user experience and eCommerce growth. Collaborating with teams to implement scalable search technologies.

Posted 7/9/2026full-timeChicago • Illinois, Texas • 🇺🇸 United StatesSenior💰 $112,710 - $183,140 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCloudJavaPythonScala

About the role

Key responsibilities & impact

Contribute to defining and implementing the long-term technical vision for the search platform, supporting scalability and adaptability as data volumes and query complexity increase.
Participate in technical reviews, share best practices, and collaborate with search engineers to solve technical challenges as part of the team.
Assist in developing advanced features such as NLP, vector search, and personalization to improve relevance and accuracy.
Support the creation of search capabilities with measurable KPIs (e.g., CTR, Query Distribution, Zero Search) and use analytics to help continuously optimize search performance.
Work closely with product managers, data scientists, and engineering teams to align search efforts with business goals.

Requirements

What you’ll need

Bachelor’s or master’s degree in computer science or related field.
5+ years of experience in search engineering.
2+ years in a technical leadership role.
Strong understanding of modern search technologies and frameworks.
Working experience with building Low-latency API in AWS using Memory-storage solutions.
Familiarity with A/B testing frameworks for evaluating and improving.
Strong knowledge with cloud technologies (AWS, Azure, Google Cloud, etc.)
Advanced experience with version control / repositories such as GitHub.
Experience operating in an Agile / Global team environment.
Must demonstrate strong initiative, interpersonal skills, and the ability to communicate effectively.
Experience in Web content / large Content search solutions.
Previous experience with Search products such as OpenSearch, Elastic Search, SOLR, Lucene, Coveo, and LucidWorks Fusion.
Strong expertise in building crawlers, Web information parsing solutions.
Proven experience building large-scale, highly available systems.
Proficiency in Java, Python, or Scala, including source control tools and practices for managing code and changes to it.
Proficiency in software debugging and problem-solving techniques.
Proficiency in AI code generation tools such as Claude Code, ChatGPT, or GitHub Copilot.
Familiarity with DevOps tools and techniques for cloud deployment.
Producing and consuming APIs.
Familiarity with event streaming and cloud platforms.
Practical experience applying ML to improve search relevance.

Benefits

Comp & perks

Medical, dental, and vision benefits*
Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
401(k) savings plans*
Health Savings Account (HSA)*
Flexible Spending Accounts (FSAs)*
Health Lifestyle Programs*
Employee Assistance Program*
Voluntary Benefits and Employee Discounts*
Career Development*
Incentive bonus*
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Search EngineeringBuilding Low-latency APIVersion Control (GitHub)Software DebuggingMachine Learning ApplicationNLP DevelopmentBuilding CrawlersWeb Information ParsingAPI DevelopmentEvent Streaming

Soft Skills

Strong InitiativeInterpersonal SkillsEffective Communication