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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

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?

In an A/B test, how can you check if assignment to the various buckets was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

Dcs Corp Salaries by Position

Salary Range: $126,256 - 132,000
Provide engineering support necessary to monitor, review, and critique the software specifications, designs, and implementations being developed by the system contractors and their subcontractors.
Support a high level of code quality by reviewing unit tests, participating in code reviews, reducing cyclomatic complexity, removing code duplication, and debugging software modules.
Establish standards and demonstrate an expert understanding of user interface design patterns, object-oriented design, refactoring, design patterns, test automation, continuous integration/deployment, concurrency, modeling, versioning, memory management, security, services, networking, inter-process/thread communication, and message queues.
Participate in a highly collaborative team environment, contributing to all phases of the development lifecycle.
Assist in troubleshooting code defects and deploying timely fixes.
Evaluate interfaces between hardware and software, and operational and performance requirements of overall systems.
Analyze, define, and document requirements for data, workflow, logical processes, hardware and operating system environment, interfaces with other systems, internal and external checks and controls, and outputs.
Support the industry vendors in the design, development, documentation, testing and debugging of applications software and systems.
Required Skills:
Due to the sensitivity of customer related requirements, U.S. Citizenship is required.
Bachelor’s degree in engineering, Science, Mathematics, or a related technical discipline with 5 years' experience.
Current Secret level security clearance with the ability to obtain Top Secret.
Demonstrated experience developing software test procedures, software programs, and related documentation utilizing a variety of software languages, including strong proficiencies in C++, CUDA, Python, and MATLAB.
Demonstrated experience with software planning, requirements analysis, design, development, integration, testing, and debugging embedded systems utilizing a variety of software languages, including strong proficiencies in C++, CUDA, Python, and MATLAB.
Desired Skills:
Demonstrated experience with developing embedded real-time software and real-time Operating Systems (RTOS).
Demonstrated experience with open architecture constructs like Sensor Open Systems Architecture (SOSA), Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance, Reconnaissance (C5ISR)/Electronic Warfare Modular Open Suite of Standards (CMOSS), Open Mission Systems/Universal Command and Control Interface (OMS/UCI), Agile Mission Suite (AMS) Government Reference Architecture (GRA).
Demonstrated experience with developing and documenting system and software architecture using Cameo or similar Model Based Systems Engineering tools.
Demonstrated experience with configuration management and collaboration tools such as (or similar to) Git, JIRA, Collaborator, Beyond Compare and VersionOne.
Supported a Top-Secret project in their past work history.
Current Top-Secret level Security Clearance.

#J-18808-Ljbffr

Salary Range: $126,256 - 132,000 Provide engineering support necessary to monitor, review, and critique the software specifications, designs, and implementations being developed by the system contractors and their subcontractors. Support a high level of code quality by reviewing unit tests, participating in code reviews, reducing cyclomatic complexity, removing code duplication, and debugging software modules. Establish standards and demonstrate an expert understanding of user interface design patterns, object-oriented design, refactoring, design patterns, test automation, continuous integration/deployment, concurrency, modeling, versioning, memory management, security, services, networking, inter-process/thread communication, and message queues. Participate in a highly collaborative team environment, contributing to all phases of the development lifecycle. Assist in troubleshooting code defects and deploying timely fixes. Evaluate interfaces between hardware and software, and operational and performance requirements of overall systems. Analyze, define, and document requirements for data, workflow, logical processes, hardware and operating system environment, interfaces with other systems, internal and external checks and controls, and outputs. Support the industry vendors in the design, development, documentation, testing and debugging of applications software and systems. Required Skills: Due to the sensitivity of customer related requirements, U.S. Citizenship is required. Bachelor's degree in engineering, Science, Mathematics, or a related technical discipline with 5 years' experience. Current Secret level security clearance with the ability to obtain Top Secret. Demonstrated experience developing software test procedures, software programs, and related documentation utilizing a variety of software languages, including strong proficiencies in C++, CUDA, Python, and MATLAB languages. Demonstrated experience with software planning, requirements analysis, design, development, integration, testing, and debugging embedded systems utilizing a variety of software languages, including strong proficiencies in C++, CUDA, Python, and MATLAB languages. Desired Skills: Demonstrated experience with developing embedded real-time software and real-time Operating Systems (RTOS). Demonstrated experience with developing embedded real-time software and real-time Operating Systems (RTOS). Demonstrated experience with open architecture constructs like Sensor Open Systems Architecture (SOSA), Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance, Reconnaissance (C5ISR)/Electronic Warfare Modular Open Suite of Standards (CMOSS), Open Mission Systems/Universal Command and Control Interface (OMS/UCI), Agile Mission Suite (AMS) Government Reference Architecture (GRA). Demonstrated experience with developing and documenting system and software architecture using Cameo or similar Model Based Systems Engineering tools. Demonstrated experience with configuration management and collaboration tools such as (or similar to) Git, JIRA, Collaborator, Beyond Compare and VersionOne. Supported a Top-Secret project in their past work history. Current Top-Secret level Security Clearance.

Software Engineer - Vehicle Software Project Management System Software Engineer with ground combat vehicles, supporting Project Executive Office Ground Combat Systems (PEO-GCS), will interface with US Army Combat Capability Development Center - Ground Vehicle System Center (CCDC-GVSC, the Department of the Army (DA), other government agencies and the Prime Contractors along with the sub-contractors in order to provide technical support and direction. The engineer will provide problem solving skills related to development, production, field problems and sustainment. The candidate will be responsible for seamless integration of vehicle software on a ground combat vehicle. The individual will assess risk and propose mitigation steps to the PMO and Engineering leadership. The individual should be able to develop briefs and white papers summarizing the risks for the systems and subsystems they are assigned. The candidate will evaluate the progress of contractors against the tailored entry/exit criteria for design reviews. The candidate should be able to prepare information papers for the projects assigned in order to keep the PMO and engineering leadership updated on the status on critical projects, respond to questions, and prepare them for meetings with the TRADOC, DA and Industry. Essential Job Functions: Lead a combined project team of government and contract employees located in many different locations while meeting directed delivery dates to meet fielding requirements. Provide electrical and software regarding sensors support to Combat Vehicle systems planning, design, development, and execution. Conduct requirement development and decomposition from higher level specifications and voice of the customer. Work in a team environment with our Army customer and DCS Engineers. Coordinate with government personnel to plan, coordinate and execute system bench activities. Analyze, troubleshoot, and resolve problems encountered with vehicle level issues in that could include electrical or mechanical systems. Conduct system engineering tasks to include risk management, data management, and trade study analysis. Conduct Project Management tasks including WBS Development, IMP, IMS and cost analysis. Develop Subject Matter Expertise on a variety of combat vehicle subsystems. Required Skills: Due to the sensitivity of customer related requirements, U.S. Citizenship is required. Bachelor's degree in Engineering (Mechanical, Electrical, or Software) or Computer Science with 12 years of experience. Must be able to obtain and maintain a DoD Secret clearance. Experience in vehicle software integration onto a vehicle. Familiar with Systems Engineering and DoD Acquisition processes. Familiar with systems/subsystems for Ground Combat Vehicles. Ability to travel to various customer and contractor facilities and test centers (10% Travel). Desired Skills: Experience with US Army Ground Combat Vehicle System Electronics Hardware and Software. Experience in vehicle software at a platform level. DCS Corp is an Affirmative Action/Equal Opportunity/Male/Female/Veterans/Pay Transparency Employer.

Salary Range: $126,256 - 132,000
Provide engineering support necessary to monitor, review, and critique the software specifications, designs, and implementations being developed by the system contractors and their subcontractors.
Support a high level of code quality by reviewing unit tests, participating in code reviews, reducing cyclomatic complexity, removing code duplication, and debugging software modules.
Establish standards and demonstrate an expert understanding of user interface design patterns, object-oriented design, refactoring, design patterns, test automation, continuous integration/deployment, concurrency, modeling, versioning, memory management, security, services, networking, inter-process/thread communication, and message queues.
Participate in a highly collaborative team environment, contributing to all phases of the development lifecycle.
Assist in troubleshooting code defects and deploying timely fixes.
Evaluate interfaces between hardware and software, and operational and performance requirements of overall systems.
Analyze, define, and document requirements for data, workflow, logical processes, hardware and operating system environment, interfaces with other systems, internal and external checks and controls, and outputs.
Support the industry vendors in the design, development, documentation, testing and debugging of applications software and systems.
Required Skills:
Due to the sensitivity of customer related requirements, U.S. Citizenship is required.
Bachelor's degree in engineering, Science, Mathematics, or a related technical discipline with 5 years' experience.
Current Secret level security clearance with the ability to obtain Top Secret
Demonstrated experience developing software test procedures, software programs, and related documentation utilizing a variety of software languages, including strong proficiencies in C++, CUDA, Python, and MATLAB languages.
Demonstrated experience with software planning, requirements analysis, design, development, integration, testing, and debugging embedded systems utilizing a variety of software languages, including strong proficiencies in C++, CUDA, Python, and MATLAB languages.
Desired Skills: 
Demonstrated experience with developing embedded real-time software and real-time Operating Systems (RTOS).
Demonstrated experience with developing embedded real-time software and real-time Operating Systems (RTOS).
Demonstrated experience with open architecture constructs like Sensor Open Systems Architecture (SOSA), Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance, Reconnaissance (C5ISR)/Electronic Warfare Modular Open Suite of Standards (CMOSS), Open Mission Systems/Universal Command and Control Interface (OMS/UCI), Agile Mission Suite (AMS) Government Reference Architecture (GRA).
Demonstrated experience with developing and documenting system and software architecture using Cameo or similar Model Based Systems Engineering tools.
Demonstrated experience with configuration management and collaboration tools such as (or similar to) Git, JIRA, Collaborator, Beyond Compare and VersionOne.
Supported a Top-Secret project in their past work history.
Current Top-Secret level Security Clearance

This is an opportunity to join a fast-paced program with DCS Corp's U.S. Army Combat Capabilities Development Command - Ground Vehicle Systems Center engineering group located in Warren, MI. As an experienced Software Engineer, you will work alongside our U.S. Army Software Engineering Center customer, applying your knowledge and skills by providing technical engineering services that support the development of software requirements, architecture, design, code and test for the JLTV Program.

Essential Job Functions:

Software Development following organizational standard software processes.

Experience in handling requirement specs and developing and implementing the functions per requirement.

Understanding of SysML, sequence diagrams, activity diagrams.

Working well with others to learn and resolve technical obstacles (problems).

Design software following defined architectures.

Implement and unit test software.

Required Skills:

Due to the sensitivity of customer related requirements, U.S. Citizenship is required.

Must be able to obtain and maintain a DoD Secret clearance.

Bachelor's degree in engineering with 5 years of experience.

Technical expertise with C, C++ development and building complex systems.

Knowledge using RTOS. (Real Time Operating System such as Vx Works).

Work well with others to learn and resolve technical problems.

Interfacing with cross functional teams and effective communication.

Experience and working in cloud environment, Bitbucket , Atlassian tools, JIRA, Confluence and standard software development and release process.

Experience in Agile development environment using opensource tools.

Ability to troubleshoot and debug issues.

Vehicle communication protocols CAN, LIN and experience in defining or using CAN DB (CAN Database files).

Understanding of Vehicle bus architecture (BCM ( Body Controls) and ECM (Engine Control Module)) using CAN tools ( Vector tools or CAN COTS).

Technical Skills:

C, C++, JavaScript.

RTOS - Vx Works.

Protocols: CAN, Cloud Environment: MS Azure.

Tools: BitBucket, Jira, Confluence, Vector CANoe, CANalyzer).

Build knowledge using Make.

Git command / repository knowledge.
6700

Provide Advisory and Assistance Services (A&AS) to the Chief Digital and Artificial Intelligence Officer in support of a Fighter Test Services contract at Nellis AFB, NV. Collaborate with internal and external customers to develop and manage a plan of action and milestones that will identify, prioritize, and track status of tasks associated with development, refinement, and integration of artificial intelligence and machine learning (AI/ML) algorithms, scripts, and software applications. Develop and manage a unified data analysis toolset shared across sites and 3rd party organizations. Participate in development of AI/ML use cases in support of data science and analytics processes. Support operational test and evaluation by establishing network architectures to facilitate movement of data. Generate supporting documentation detailing methodology, processes, and utilization of data transfer and analytics applications. 
Essential Job Functions:
<ul type="disc">
<li>Manage Projects</li>
<ul>
<li>Collaborate with internal and external customers to identify requirements.</li>
<li>Identify, prioritize, and track status of tasks associated with AI/ML software development.</li>
<li>Identify resources available vs. required.</li>
<li>Establish, publish, maintain, and report on performance relative to timelines.</li>
<li>Document methods, processes, and utilization of data transfer and data analytics applications.</li>
</ul>
<li>Establish Initial Use-Cases</li>
<ul>
<li>Define initial use-cases with the test team.</li>
<li>Develop requirements for tool suite.</li>
<li>Create roadmap and development schedule for initial tool suite.</li>
<li>Manage daily tasks and execution for roadmap.</li>
</ul>
<li>Explore Available Resources</li>
<ul>
<li>Assess current state of visualization tools developed for CHEETAS (software application).</li>
<li>Review toolsets available for exploration of data sets.</li>
</ul>
<li>Develop Initial Exploratory Data Analysis Capabilities</li>
<ul>
<li>Create tool development pipeline on F-35 Knowledge Management.</li>
<li>Create documentation for development pipeline and initial capability.</li>
</ul>
<li>Establish Follow-On Use-Cases</li>
<ul>
<li>Define follow-on use-cases with the test team using end-state of initial use-cases as a starting point (follow-on use-cases may be new, more complex use-cases, iterative improvements of initial use-cases, or both).</li>
<li>Iterate/revisit requirements for tool suite.</li>
<li>Create roadmap and development schedule for extension of previously developed tool suite.</li>
<li>Manage daily tasks and execution for roadmap.</li>
</ul>
<li>Develop Follow-On Exploratory Data Analysis Capabilities</li>
<ul>
<li>Review tool development pipeline on F-35 Knowledge Management (computer network), as required.</li>
<li>Create documentation for development pipeline (as required) and follow-on capability.</li>
<li>Create tools designed to meet follow-on use-cases.</li>
</ul>
<li>Deliverables for Expected Period of Performance</li>
<ul>
<li>Documentation of development pipeline (as required) and follow-on capability.</li>
<li>Integrated Master Schedule.</li>
<li>Tool User Guide.</li>
<li>Training program and documentation.</li>
<li>Provide mentorship and training as applicable.</li>
</ul>
</ul>
Required Skills:
Due to the sensitivity of customer related requirements, U.S. Citizenship is required.
A Bachelor's degree plus 12 years of experience is required.
Active Top Secret with SCI eligibility. 
Well qualified candidates will have 1 or more years' experience managing projects focused on data science, data exploration, or data analysis tool development. 
Project Management Professional (PMP) certification is desired.
Fighter aircraft knowledge and test experience is desired but not required.

Dcs Corp Interview Questions

Dcs Corp Interview Guides

Dcs Corp Interview Questions

Dcs Corp Salaries by Position

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