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Midcontinent Independent System Operator Interview Questions

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<p>Suppose there exists a new airline named Jetco that flies domestically across North America. Jetco recently had a study commissioned that tested the boarding time of every airline, and it came out that Jetco had the fastest average boarding times of any airline.</p>

<p>What factors could have biased this result, and what would you look into?</p>


<p>What could potentially bias the average boarding time in favor of an airline that only flies domestically?</p>

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

Boarding Times Bias

A new airline came out as the fastest average boarding times compared to other airlines.  What factors could have biased this result and what would you look into?

<p>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.</p>

<p>How would you assess the validity of the result?</p>


Experiment Validity

<p>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.</p>

<p>Write a query to randomly sample a row from this table.</p>

<p><strong>Input:</strong></p>

<p><code>big_table</code> table</p>

<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

Midcontinent Independent System Operator Salaries by Position

<p>Location: Carmel, Indiana

Have you designed, constructed, and implemented scalable data solutions on the Azure cloud platform? Do you also have proficiency in automating the deployment of infrastructure (Infrastructure as Code) using Terraform and Azure Resource Manager templates? Are you eager to contribute to the operational stability of the power grid for 45 million people? If so, continue reading, as MISO is seeking a Data Platform Engineer/Azure Data Platform Engineer to join the team!

As MISO’s Data Platform Engineer/Azure Data Platform Engineer , you will manage the server infrastructure in Azure Cloud using automation and standardization. This is a new headcount to our growing Data Analytics Team, and you’ll contribute to delivering end-to-end data infrastructure solutions. Some of your responsibilities as our Data Platform Engineer/Azure Data Engineer will include:

Having knowledge and experience across many facets of cloud technologies
Continuously improving process, design, and practice and understanding the governance, security, and monitoring to proactively solve problems
Experience with ongoing infrastructure deployments and cloud migrations
Designing and developing infrastructure monitoring solutions for cloud-based data solutions
Ability to work a 24x7 on-call rotation schedule

Your Knowledge as our Data Platform Engineer include:

Microsoft Azure data platform:
Azure Data Factory
Azure Data Lake
Azure AD Domain Services
Key Vault
Terraform
Experience developing automation solutions
Machine Learning Ops (MLOps)
2+ years of experience with enterprise operating system technologies: Windows, Linux
Bachelor’s Degree in a technical field or at least 5 years of relevant work experience

Appropriate level will be determined based upon experience and knowledge.

Transformative innovation is happening in the electric industry, from digitalizing homes and distributed resources to renewable energy and an ever-changing grid. MISO manages the electricity superhighway in the Central U.S. and through use of groundbreaking research and advanced technology, our highly skilled employees ensure power flows reliably to 45 million Americans. Operating the electricity grid, running a robust energy market, planning for a bright future – it’s what our immensely hardworking and dedicated team does every day.

At MISO we offer a hybrid work environment and a comprehensive benefits package available on your first day of employment.

MISO in 90 seconds

#hiring #DiscoverMISO #MISOCareers #weareMISO

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Midcontinent Independent System Operator Interview Questions

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Midcontinent Independent System Operator Interview Questions

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