Prepare for and practice interview questions from Dover Corporation.

Dover Corporation Interview Questions

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You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

Let’s say we have a table with an <code>id</code> and <code>name</code> fields. The table holds over 100 million rows and we want to sample a random row in the table without throttling the database.

Write a query to randomly sample a row from this table.

Input:

<code>big_table</code> table

<table>
<thead>
<tr>
<th>Columns</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>

Write a query to randomly sample a row from a big table.

Random SQL Sample

Dover Corporation Salaries by Position

Manufacturing Engineering Manager For over 125 years, OPW has led the way in designing and manufacturing world-class retail fueling, fluid handling, and car wash system solutions for the safe and efficient handling and distribution of fuels and critical fluids. OPW makes above ground and below ground products for both conventional, vapor recovery, and clean energy applications in the retail and commercial markets. OPW has manufacturing operations in North America, Europe, Latin America, and Asia Pacific, with sales offices around the world. OPW is part of the Dover Corporation, which is publicly traded on the New York Stock Exchange under 'DOV'.
Job Summary
Defines and leads efforts supporting manufacturing operations as it relates to Manufacturing Engineering. Provides leadership to a team of technical and skilled professionals to ensure they are engaged in the daily needs of the operations while supporting and applying Lean Manufacturing principles through Continuous Improvement activities to achieve Operational Excellence.
Major Responsibilities/Activities

Leads the Mfg engineering team for Midland Skokie site.
Prepare economic justification for capital equipment procurement and installation.
Assume or assign the Project Leader position during installation of approved capital equipment and other capital/improvement projects as approved.
Prepare plant layouts and determine process flow.
Investigate and implement new technology within business for cost savings and capacity improvement (CNC machines, automation, software technology).
Develop and improve manufacturing processes for assembly and fabrication.
Determine and provide the infrastructure needed to achieve conformity to product requirements.
Ability to solve practical problems and deal with a variety of variables in situations.
Leads manufacturing design support R&D for manufacturability and cost reduction.
Assume or assign the Project Leader position during the manufacturing preparation stage.
Leads transition of new products from R&D to production.
Leads the design and coordinate the completed of Assembly fixtures.
Develop and oversee manufacturing routing instructions and approve release of same to manufacturing.
Establish testing procedures and quality checks for production equipment.
Coordinate with the Design Engineering Department for smooth transitions of Engineering Change Notices (ECNs), effectively communicate these changes to the impacted departments.
Leads and enforce all safety rules and PPE requirements applicable to the area.
Leads and ensures all facility areas maintain a neat and clean work environment.
Promote the principles of Lean Manufacturing to achieve Operational Excellence (ODover).
Attend and participate in various production and facility related meetings as required as a member of facility leadership team.
Solicit and manage external third-party vendors related to the installation, repair, upkeep, and similar for machinery, equipment, and the facility.
Other duties as required.
Supervisory/Management Responsibilities

Leads the daily activities of the Manufacturing Engineers, Manufacturing Technicians, etc.
Responsible for reviewing performance, salary administration, coaching, and development.
Leads determining departmental staffing needs, assist in recruiting and placement of team members as needed.
Establish standards and ensure compliance to safety and environmental compliance from team members.
Leads defining roles and responsibilities within the area and effectively delegate work with his/her team.
Education Requirements
A minimum of a bachelor’s degree in engineering, Engineering Technology, Operations mgmt. is required. MS or MBA is a plus. 7+ years leading teams hitting operational performance improvement metrics.
Experience Requirements

Computer proficiency in a Windows environment is required, preferably with Office 365 applications.
Prior experience using manufacturing software.
Well versed in CNC machine selection, tooling technology, automation with robots, industrial robots, work holding, asm methods.
Understanding of manufacturing processes associated with the production of engineered products is required.
Knowledge and application of ISO standards/ AAR standards in a manufacturing environment is preferred.
Experience with implementing and driving Lean Manufacturing principles is preferred.
Must possess strong working knowledge of manufacturing materials and construction technologies.
Knowledge of OSHA and environmental standards is preferred.
Must possess effective interpersonal, verbal, and written communication skills.
Knowledge of general manufacturing and maintenance methods is required.
Must possess strong interpersonal and communication skills.
Prior supervisory experience is preferred.
Effective leadership skills are required.
An equivalent combination of education and experience may be considered.
Quality Responsibilities:

Initiate action to prevent the occurrence of any non-conformities relating to product, process, and quality systems.
Identify and record any problems relating to the product, process, and quality system.
Initiate, recommend or provide solutions through designated channels.
Verify the implementation of solutions.
Control further processing, delivery, or installation of non-conforming product until the deficiency or unsatisfactory condition has been corrected.
Physical Demands:
While performing the duties of this job, the employee may be exposed to normal office conditions like telephone, personal computer, reports, and files. The employee will also be exposed to normal conditions of a manufacturing facility. The employee will be required to talk or hear. The employee may be required to stand for long periods of time.
We consider several job-related, non-discriminatory factors when determining the pay rate for a position, including, but not limited to, the position’s responsibilities, a candidate’s work experience, a candidate’s education/training, the position’s location, and the key skills needed for the position. Pay is one of the Total Rewards that we provide to compensate and recognize employees for their work.
All qualified applicants will receive consideration for employment without discrimination based on race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other factors prohibited by law.
Attention Applicants: If you are an individual with a disability and require reasonable accommodation to complete any part of the application process, please let us know. Likewise, if you are limited in the ability to access or use this online application process and need an alternative method for applying, we will determine an alternate way for you to apply. Please contact opwaccommodations@acmecryo.com for assistance with an accommodation.

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The Product Manager, Compounding is responsible for the strategic planning of compounding product portfolio within the MAAG Group. This includes underwater and dry cut pelletizers. The incumbent is responsible for the product portfolio and manages th Product Manager, Manager, Product Management, Product Development, Mechanical, Portfolio, Business Services

Environmental Solutions Group encompasses industry-leading brands - Heil Environmental, Marathon, Bayne, The Curotto-Can, 3rd Eye, Soft-Pak, and Parts Central - to create a premier, fully integrated equipment group serving the solid waste and recycling industry. Through extensive voice-of-customer outreach, in-house engineering and manufacturing capabilities, a wide-reaching service network, and proven industry expertise, Environmental Solutions Group is focused on solving customer problems through environmentally responsible products and providing world-class support. Our mission, "Improving Lives," drives us to make a significant difference, both in the marketplace and in the lives of our employees and their communities. For more information, visit www.doveresg.com. Dover is a diversified global manufacturer and solutions provider with annual revenue of approximately $8 billion. We deliver innovative equipment and components, consumable supplies, aftermarket parts, software and digital solutions, and support services through five operating segments: Engineered Products, Clean Energy & Fueling, Imaging & Identification, Pumps & Process Solutions and Climate & Sustainability Technologies. Dover combines global scale with operational agility to lead the markets we serve. Recognized for our entrepreneurial approach for over 65 years, our team of over 25,000 employees takes an ownership mindset, collaborating with customers to redefine what's possible. Headquartered in Downers Grove, Illinois, Dover trades on the New York Stock Exchange under "DOV." Additional information is available at dovercorporation.com. Operating Company: Environmental Solutions Group - 3rd Eye A Dover Company Location: Chattanooga, TN Reports to: Product Owner Department: Digital COMPANY SUMMARY: 3rd Eye is disrupting the traditional Fleet Safety Video Monitoring and Telematics industries with leading high-quality media and reliable digital delivery. Our services are engineered for high availability, maximum reach, and cost savings for our customers. Fleet managers can watch live streams or review safety events instantly, from any device, to monitor their vehicle fleet. Our technology is the cornerstone of our industry, and our customers use it to improve their fleet safety, operational, and maintenance performance. POSITION SUMMARY: The Business Analyst I to organize, prioritize and assess work for our development teams. The Business Analyst I responsibilities include gathering feature requests, documenting requirements, creating user stories, and coordinating prioritization. To be successful in this role, you should be able to identify user needs and work with cross-functional teams to manage product releases. Ultimately, you'll help us roll-out products that deliver our company's vision. ESSENTIAL JOB FUNCTIONS INCLUDE: Capture and document requirements from various business stakeholders. Actively engage and receive requirements sign-off via approved sign-off process. Manage JIRA tickets in Backlog and work with Product Owner to assign to the correct process flow. Ensure sign-off of all tickets via UAT process prior to deployment. Manage on time delivery of requirements to meet quarterly schedule requirements assigned by Product Owner. Ensure business requirements are translated from requests and properly managed to deliver the best value out of the existing product portfolio. Communicate requirements if already existing and ensure reduction of duplicate requests. Ensure effective management of business analysis requirements for a single specialized development organization. Up to 15% travel is required for trips to Austin, TX and project onsites. JOB SPECIFICATIONS: Bachelor of Business and/or Sciences preferred, or equivalent experience is required. 3 years of experience as Business Analyst. 2 years of experience with JIRA 1 years of technical writing experience Strong understanding with coding languages Python, SQL, and JavaScript AWS Solution Experience a Plus Strong working knowledge of Microsoft Word, Excel, and PowerPoint required. New product development process experience is a definite plus. Demonstrated track record of cross-functional teams. Candidate possesses strong analytical and technical abilities. Strong leadership and control of work processes from beginning to end is necessary. The job demands fast, but carefully thought-out results. Must be able to handle multiple tasks. Must be able to lead and influence change, cross functionally. Must possess interpersonal and emotional intelligence (self-awareness of own personality traits and communications style with sensitivities to how own behaviors and style affects others in leading change and also must be able to adapt as needed to every situation). Must be able to effectively communicate with senior internal and external customers as well as end-users of related products and services. The candidate must also demonstrate the ability to work effectively in cross-functional teams as well as lead team projects. Works under limited supervision. Predominantly handles matters on own initiative, but communicates routinely with cross-functional teams, superiors and management. Must be a self-starter and exercise substantial degree of judgment. Must maintain high standards to continually produce high quality work. Decisions must be of the highest ethical standards, must align with company's strategic initiatives. DOVER COMPETENCIES: Builds and Manages Collaborative Relationships Results Driven Strategic Mindset KNOWLEDGE, SKILLS, AND ABILITIES: Ethics and Work Standards: Maintain the highest ethical and work standards, while promoting the same attributes in co-workers and others. Ensure that all business activities - with both internal and external customers - to be performed with a professional demeanor and that all participants be held accountable to this high standard. Communication: Expresses thoughts clearly, both orally and in writing, using good grammar. Presents concise, well-organized reports in Microsoft Word, PowerPoint, and Excel. Listens to understand input, feedback, and concerns. Provides complete information in an open, honest, and straightforward manner. Responds promptly and positively to questions and requests. Teamwork and Relationships: Works with other employees willingly and in a spirit of cooperation and teamwork. Supports cooperation. Demonstrates a commitment to the entire business and is supportive of all initiatives (company and departmental) to help grow Environmental Solutions Group business in the United States and abroad. Cooperates fully with others to achieve organizational goals. Is tactful, courteous, and considerate. Embraces a positive outlook. Is respected and trusted by others. Continual Improvement and Problem Resolution : Identifies and communicates suggestions for work improvements. Uses technical and analytical abilities to assure existing work practices are the most efficient and cost effective possible. Performs root-cause analysis and implements viable, permanent solutions to problems. Works with both internal and external customers to develop solutions which meet company-wide needs and objectives. Applies a sense of urgency to resolve problems or creates opportunities that will increase productivity and create value. Shares best practices with other employees across the business. Accountability: Accepts responsibility and accessibility for both the strategic planning and the successful implementation of all projects, programs, and duties as outlined in this job description. Advises supervisor of concerns, problems, and progress of work in a timely manner. All qualified applicants will receive consideration for employment without discrimination on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other factors prohibited by law. Job Function : Other

Environmental Solutions Group encompasses industry-leading brands - Heil Environmental, Marathon, Bayne, The Curotto-Can, 3rd Eye, Soft-Pak, and Parts Central - to create a premier, fully integrated equipment group serving the solid waste and recycling industry. Through extensive voice-of-customer outreach, in-house engineering and manufacturing capabilities, a wide-reaching service network, and proven industry expertise, Environmental Solutions Group is focused on solving customer problems through environmentally responsible products and providing world-class support. Our mission, "Improving Lives," drives us to make a significant difference, both in the marketplace and in the lives of our employees and their communities. For more information, visit www.doveresg.com. Dover is a diversified global manufacturer and solutions provider with annual revenue of approximately $8 billion. We deliver innovative equipment and components, consumable supplies, aftermarket parts, software and digital solutions, and support services through five operating segments: Engineered Products, Clean Energy & Fueling, Imaging & Identification, Pumps & Process Solutions and Climate & Sustainability Technologies. Dover combines global scale with operational agility to lead the markets we serve. Recognized for our entrepreneurial approach for over 65 years, our team of over 25,000 employees takes an ownership mindset, collaborating with customers to redefine what's possible. Headquartered in Downers Grove, Illinois, Dover trades on the New York Stock Exchange under "DOV." Additional information is available at dovercorporation.com. Operating Company: Environmental Solutions Group - Soft-Pak Location: San Diego, CA; Remote working West Coast hours = 8am-5pm PT Reports to: Software Business Analyst Supervisor Department: Support Services POSITION SUMMARY: The Software Business Analyst I will provide software support to Soft-Pak users and employees by responding to incoming phone calls and emails. ESSENTIAL JOB FUNCTIONS INCLUDE: <ul> <li>Provide assistance to customers on the installation and/or use of the Soft-Pak software. Assist in business application to ensure the most efficient use of the software and aid with any questions or issues that arise.</li> <li>Use proper departmental procedures for issue control, problem resolution, reporting and issue escalation in accordance with the Support Services Department procedures.</li> <li>Communicate with other Soft-Pak staff on responding expeditiously to the customer's questions or problems to maintain the highest level of customer satisfaction.</li> <li>Maintain and increase personal knowledge on applicable products and applications via training, documentation and personal research.</li> <li>Achieve departmental performance objectives for service level and customer satisfaction.</li> <li>Participate in annual users' meetings and other training sessions.</li> <li>Minimal 10% travel to Soft-Pak user conference every 18 months and possible travel to Waste Expo. </li></ul>JOB SPECIFICATIONS: <ul> <li>Bachelor's Degree or equivalent experience is required. </li> <li>Work experience in the solid (or liquid) waste and recycling industry, or similar, is preferred.</li> <li>Excellent Customer Service and communication skills.</li> <li>Must have a general knowledge of Microsoft Excel.</li> <li>Experience using IBM Query or Crystal Reports or Microsoft Power BI is a plus. </li></ul> DOVER COMPETENCIES: Customer Impact Self-Awareness and Personal Development Winning the Right Way KNOWLEDGE, SKILLS, AND ABILITIES: Ethics and Work Standards: Maintain the highest ethical and work standards, while promoting the same attributes in co-workers and others. Ensure that all business activities - with both internal and external customers - to be performed with a professional demeanor and that all participants be held accountable to this high standard. Communication: Expresses thoughts clearly, both orally and in writing, using good grammar. Presents concise, well-organized reports in Microsoft Word, PowerPoint, and Excel. Listens to understand input, feedback, and concerns. Provides complete information in an open, honest, and straightforward manner. Responds promptly and positively to questions and requests. Teamwork and Relationships: Works with other employees willingly and in a spirit of cooperation and teamwork. Supports cooperation. Demonstrates a commitment to the entire business and is supportive of all initiatives (company and departmental) to help grow Environmental Solutions Group business in the United States and abroad. Cooperates fully with others to achieve organizational goals. Is tactful, courteous, and considerate. Embraces a positive outlook. Is respected and trusted by others. Continual Improvement and Problem Resolution: Identifies and communicates suggestions for work improvements. Uses technical and analytical abilities to assure existing work practices are the most efficient and cost effective possible. Performs root-cause analysis and implements viable, permanent solutions to problems. Works with both internal and external customers to develop solutions which meet company-wide needs and objectives. Applies a sense of urgency to resolve problems or creates opportunities that will increase productivity and create value. Shares best practices with other employees across the business. Accountability: Accepts responsibility and accessibility for both the strategic planning and the successful implementation of all projects, programs, and duties as outlined in this job description. Advises supervisor of concerns, problems, and progress of work in a timely manner. All qualified applicants will receive consideration for employment without discrimination on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other factors prohibited by law. Job Function : Other; Customer Service

Dover Corporation Interview Questions

Dover Corporation Interview Guides

Dover Corporation Interview Questions

Dover Corporation Salaries by Position

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