The JLL Data Engineer interview guide, interview questions, salary data, and interview experiences.

JLL Data Engineer Interview Guide

Getting ready for an Data Engineer interview at JLL? The JLL Data Engineer interview span across 10 to 12 different question topics. In preparing for the interview:
<ul>
<li>Know what skills are necessary for JLL Data Engineer roles.</li>
<li>Gain insights into the Data Engineer interview process at JLL.</li>
<li>Practice real JLL Data Engineer interview questions.</li>
</ul>
Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the JLL Data Engineer interview.


Getting ready for an Data Engineer interview at JLL? The JLL Data Engineer interview span across 10 to 12 different question topics. In preparing for the interview:

- Know what skills are necessary for JLL Data Engineer roles.
- Gain insights into the Data Engineer interview process at JLL.
- Practice real JLL Data Engineer interview questions.

Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the JLL Data Engineer interview.
        

Overview

JLL Data Engineer Salary

We've gathered this data from parsing thousands of interview experiences sourced from members.

We've gathered this data from parsing thousands of interview experiences sourced from members.

Python

Machine Learning

Product Metrics

A/B Testing

Analytics

Statistics

Probability

Algorithms

JLL Data Engineer Interview Process

Given a table called <code>employees</code>, get the largest salary of any employee by department

Example:

Input:

<code>employees</code> table

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

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

<tr>
<td><code>department</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>salary</code></td>
<td>INTEGER</td>
</tr>
</tbody>
</table>
Output:

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

<tbody>
<tr>
<td><code>department</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>largest_salary</code></td>
<td>INTEGER</td>
</tr>
</tbody>
</table>

Write a query to get the largest salary of any employee by department

Largest Salary by Department

You are given a dictionary with a key-value of <code>{string: number}</code> where values in the dictionary could be duplicates. You are required to extract the unique values from the dictionary where the value occurred only once.

Return a list of values where they occur only once.

Note: You can return the values in any order.

Input:

<pre tabindex="0" class="chroma"><code>dictionary = {&#34;key1&#34;: 1, &#34;key2&#34;: 1, &#34;key3&#34;: 7, &#34;key4&#34;: 3, &#34;key5&#34;: 4, &#34;key6&#34;: 7}
</code></pre>

Output:

<pre tabindex="0" class="chroma"><code>find_unique_values(dictionary) -&gt; [3,4]

#Only 3 and 4 occurred once.
</code></pre>

Dictionary Unique Values

You’re given a dataframe of students named <code>students_df</code>:

<code>students_df</code> table

<table>
<thead>
<tr>
<th>name</th>
<th>age</th>
<th>favorite_color</th>
<th>grade</th>
</tr>
</thead>

<tbody>
<tr>
<td>Tim Voss</td>
<td>19</td>
<td>red</td>
<td>91</td>
</tr>

<tr>
<td>Nicole Johnson</td>
<td>20</td>
<td>yellow</td>
<td>95</td>
</tr>

<tr>
<td>Elsa Williams</td>
<td>21</td>
<td>green</td>
<td>82</td>
</tr>

<tr>
<td>John James</td>
<td>20</td>
<td>blue</td>
<td>75</td>
</tr>

<tr>
<td>Catherine Jones</td>
<td>23</td>
<td>green</td>
<td>93</td>
</tr>
</tbody>
</table>
Write a function named <code>grades_colors</code> to select only the rows where the student’s favorite color is green or red and their grade is above 90.

Example:

Input:

<pre tabindex="0" class="chroma"><code>import pandas as pd

students = {&#34;name&#34; : [&#34;Tim Voss&#34;, &#34;Nicole Johnson&#34;, &#34;Elsa Williams&#34;, &#34;John James&#34;, &#34;Catherine Jones&#34;], &#34;age&#34; : [19, 20, 21, 20, 23], &#34;favorite_color&#34; : [&#34;red&#34;, &#34;yellow&#34;, &#34;green&#34;, &#34;blue&#34;, &#34;green&#34;], &#34;grade&#34; : [91, 95, 82, 75, 93]}

students_df = pd.DataFrame(students)
</code></pre>

Output:

<pre tabindex="0" class="chroma"><code>def grades_colors(students_df) -&gt;
</code></pre>

<table>
<thead>
<tr>
<th>name</th>
<th>age</th>
<th>favorite_color</th>
<th>grade</th>
</tr>
</thead>

<tbody>
<tr>
<td>Tim Voss</td>
<td>19</td>
<td>red</td>
<td>91</td>
</tr>

<tr>
<td>Catherine Jones</td>
<td>23</td>
<td>green</td>
<td>93</td>
</tr>
</tbody>
</table>

Write a function to select only the rows where the student's favorite color is green or red and their grade is above 90.

Good Grades and Favorite Colors

JLL Data Engineer Interview Questions

What this job involves:
Women Leading Technical Services
You will be responsible for delivering superior technical services overseeing all operations of all building systems, ensuring they run efficiently, safely and cost-effectively. In an exciting and dynamic environment all women run site , you’ll achieve excellence in managing critical operations and programs onsite with our client. You’ll ensure the highest standards are delivered and best practices implemented consistently. You’ll partner with vendors providing your expertise in managing the client environment and technical services, with a focus on continuous improvement and risk management.
Responsible for providing outstanding client service, you’ll lead, monitor and mentor to effectively control technical services activity. This role will also support local and regional initiatives by driving consistent improvements in implementation and service delivery.
Act as a coach and mentor
You’ll play a key role in actively encouraging an environment that supports teamwork, cooperation, performance excellence and personal success. You’ll play the role of coach, motivating and developing team members through regular assessments of service delivery and always seeking to improve where possible.
Prioritizing the facilities needs—always
Experienced in technical services, you’ll be on top of all the mechanical, electrical, plumbing and civil works needed while managing facilities. Likewise, you’ll play an essential role in reducing workplace risks by maintaining visibility of maintenance, routine inspections and scheduled down times. You’ll stay in close contact with teams for all facility related issues, ensuring total compliance with all legal and technical services standards. You’ll be hands-on in your approach and while able to periodically review logs, checklists and maintenance schedules, you’ll also spearhead and implement cost saving and energy programs, improving efficiency and minimising environmental impact will see you succeed in this role.
Putting critical plans and reports in place
Planning is a big part of your mandate. In this role, you’ll take charge of planning and managing technical services budgets and contracts. Your expertise will be essential in planning and developing recommendations and effective inventory and planning management. You’ll be performing regular audits with a focus on cost savings, risk management and energy management. You’ll strive to keep any down time to a minimum by setting up best practices that promote seamless service delivery to our client. Your analytical skills will also come in handy, as the role requires you to record and report data accurately.
Winning our clients trust
As Asst. Engineering Manager, you’ll be working with our client and will build strong relationships through your proactivity and engagement. You’ll make sure that the client expectations are met each and every time, being the go-to person for any technical services related queries.
What this job involves:
Sound like you? To apply you’ll need to be:
This role will be supporting a site where the FM services all women hence we are looking at a female resource only.
Experienced in Technical Services
For this role, you’ll need a minimum of 07 years experience in engineering or technical services delivery in a facilities management environment. This should include a minimum of five years experience in managing a contract of works . Furthermore, a strong knowledge of occupational safety requirements and improvement initiatives may help you land the job. A degree or a professional qualification in Engineering / Technical Services would be an advantage.
Well rounded skills
As Asst. Engineering Manager, you will undeniably have very strong technical skills, for this role we’re looking for the full package, so you’ll need to demonstrate your expertise in interacting with a wide range of stakeholders and team members. Impeccable people skills will be a must have for this role as you’ll enjoy working within a diverse and inclusive team. You’ll take the time to listen to people in order to apply your expertise and create maximum positive impact.
An eye for detail
Do you have an eye for detail? Attention to detail combined with high level analytical skills are vital for success in this role, you’ll analyse qualitative and quantitative information and translate this into strategic deliverables.
Great organisational skills
We operate in a fast paced, high volume environment and you’ll need to keep up to speed. To do so you’ll have great time management and organisational skills, be good at meeting deadlines and be able to adapt to changing requirements. What we can do for you:
At JLL, we make sure that you become the best version of yourself by helping you realize your full potential in an entrepreneurial and inclusive work environment. We will empower your ambitions through our dedicated Total Rewards Program, competitive pay and benefits package.
Apply today!
What you can expect from us
At JLL, we make sure that you become the best version of yourself by helping you realize your full potential in an entrepreneurial and inclusive work environment. We will empower your ambitions through our dedicated Total Rewards Program, competitive pay and benefits package.
Apply today!
If this job description resonates with you, we encourage you to apply even if you don’t meet all of the requirements. We’re interested in getting to know you and what you bring to the table!
About JLL –
For over 200 years, JLL (NYSE: JLL), a leading global commercial real estate and investment management company, has helped clients buy, build, occupy, manage and invest in a variety of commercial, industrial, hotel, residential and retail properties. A Fortune 500 company with annual revenue of $20.9 billion and operations in over 80 countries around the world, our more than 103,000 employees bring the power of a global platform combined with local expertise. Driven by our purpose to shape the future of real estate for a better world, we help our clients, people and communitiesSEE A BRIGHTER WAY . JLL is the brand name, and a registered trademark, of Jones Lang LaSalle Incorporated. For further information, visit jll.com .
Location:
On-site –Chennai, TN If this job description resonates with you, we encourage you to apply even if you don’t meet all of the requirements. We’re interested in getting to know you and what you bring to the table!
JLL Privacy Notice
Jones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL’s recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.
For more information about how JLL processes your personal data, please view our Candidate Privacy Statement .
For additional details please see our career site pages for each country.
For candidates in the United States, please see a full copy of our Equal Employment Opportunity and Affirmative Action policy here .
Jones Lang LaSalle (“JLL”) is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process – including the online application and/or overall selection process – you may contact us at Accommodation Requests . This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL. #J-18808-Ljbffr

Job Description: Area Engineering Manager Please note: This is an on-site role not virtual/remote. This position will be based in the Tyson’s Corner/Washington DC or Richmond, VA or Plano TX area. Domestic and Canadian travel will be required as needed. Travel expectation less than 15% time. Primary Role Primary responsibility for this role is ownership and management of regional engineering operations and maintenance of all building system environments, manage incidents as defined by the client’s incident management program, support and serve as SME for engineering related projects, support IFM team as trusted advisor to assure all PM programs are completed on time and efficiently, as well as support the implementation of best in class programmatic initiatives defined by the Engineering Center of Excellence . Ensure maintenance of facility electrical, mechanical, structural, life safety and critical back-up systems are maintained and system up time is maximized. Apprise the owner’s representative of any and all conditions affecting system operations and reliability. The specific areas of responsibility include but are not limited to program management, procedure development and tracking of operational indices. Duties And Responsibilities Support the site staff to create a high performing team at the assigned campus or region. Support building operations through a highly integrated account and engineering team to assure high infrastructure availability and client satisfaction.Drive a cohesive team. Ensure that communication with the engineering and client staff is effective and thorough. Job Description Drive a strong collaborative relationship with the Site Team, the Account Team, the Client and your Peers.
Foster an environment of partnership.
Maintain and support a Critical Environment Management program reflecting client requirements and industry best practices.
Provide Subject Matter Expertise to the region and account to support improvements in reliability, service delivery and problem management as required.
Develop and implement operational guidelines for client’s critical environments to be implemented by our Engineering teams.
Monitor performance against key performance indicators including uptime and business interruptions.
Monitor PM work order performance across the portfolio, working collaboratively to address issues and ensure completion times meet KPI targets.
Work with the engineers and the client to prioritize work to ensure uptime.
Understand the engineering design and operational aspects of all facility’s systems and equipment. Strong emphasis on UPS, MEP, BAS, high rise environment systems and diverse knowledge of remote office facilities
Must be able to immediately recognize system shortcomings, respond to operational and emergency situations, and provide technical guidance and direction during real time problem management.
Also, must be able to act in a consulting capacity on projects and new design.
Partner with program management team to drive growth programs with engineering staff, fostering a learning environment designed to strengthen engineering succession planning
Ability to effectively communicate in emergency situations, providing guidance where needed in a calm and effective manner
Support operations and capital budget development to ensure equipment, systems and critical environment considerations are met.
Recommend and estimate facility infrastructure repairs and improvements for inclusion in the annual budget.
Responsible for ensuring that staff and vendors working in the Critical Environment space are properly trained and familiar with all critical environment practices and guidelines.
Assure the change control processes are administered to Client standards.
Create a working environment that supports the O&M Continuous Performance Improvement Process which solicits new ideas to reduce risk and cost.
Team with engineering management counterparts in other regions in the sharing of new ideas, methods and processes which support the goals and financial objectives of the Client and provide the highest standard of professionalism, accountability and reliability in support of operational and business objectives.
Provide technical support to Facility and Engineering staff on building related issues or challenges.
Performs other duties as required to meet clients’ objectives and acts in other capacities when required. Minimum Requirements Bachelor’s Degree in mechanical or electrical engineering preferred or equivalent operations experience equivalent.
Extensive mechanical, electrical, plumbing and fire suppression system knowledge of commercial/critical facilities required.
Data Center/Critical Facility operations experience a plus
8-10+ years in commercial facility operations required
Managerial experience of non direct reports. Ability to get peers on board through vision sharing and trust.
Excellent interpersonal skills, ability to communicate well in both oral and written reports.
Must have fundamental skills in critical systems such as emergency/stand-by generators, automatic transfer switches, uninterruptible power systems, power distribution units, battery systems required.
Must be able to to respond 24/7 as needed outside of time off requests
Ability to manage urgent matters with thought leadership, collective reasoning, and a leadership mentality #J-18808-Ljbffr

JLL Data Engineer Interview Guide

Overview

JLL Data Engineer Salary

JLL Data Engineer Interview Process

JLL Data Engineer Interview Questions

JLL Data Engineer Jobs