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AT&T Network Engineer Interview Questions and Answers

Updated 19 Mar 2024

AT&T Network Engineer Interview Experiences

4 interviews found

I applied via Company Website and was interviewed in Oct 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Group Discussion 

The discussion is about the benefits and drawbacks of artificial intelligence and UPI payments.

Round 3 - Technical 

(6 Questions)

  • Q1. They have asked Self introduction.
  • Q2. The project's that I have worked on my final sem.
  • Q3. The role and responsibilities that I have done in my previous internship.
  • Q4. What are your strengths and weaknesses?
  • Q5. What kind of compensation are you looking for?
  • Q6. Where do you see yourself in five years?

Interview Preparation Tips

Topics to prepare for AT&T Network Engineer interview:
  • Computer Networking
  • Communication Skills
  • Interpersonal Skills
Interview preparation tips for other job seekers - Just Be Confident.
Proper dress code is required.
Concentrate on what you are saying.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Mar 2022. There was 1 interview round.

Interview Questionnaire 

16 Questions

  • Q1. Introduce yourself
  • Q2. How many years of experience?
  • Q3. Are you technical or non technical?
  • Q4. Tell me your job Roles and responsibilities?
  • Q5. What is your current CTC?
  • Q6. What is your expected CTC?
  • Ans. 

    My expected CTC is negotiable based on the job responsibilities, company size, and location.

    • My expected CTC is based on my experience, skills, and industry standards.

    • I am open to discussing the compensation package during the interview process.

    • I am looking for a competitive salary that aligns with my qualifications and the market rate.

  • Answered by AI
  • Q7. What's your graduation?
  • Q8. What's your preferred job location?
  • Q9. You're from which state?
  • Q10. Do ready for technical round?
  • Q11. Once compete your technical round will let you know
  • Q12. What it is your notice period?
  • Q13. What's is your current company?
  • Q14. What's your job rol
  • Q15. Are you able to do rotational shifts?
  • Ans. 

    Yes, I am able to do rotational shifts as required for the job.

    • I am flexible with my work schedule and can adapt to different shifts

    • I have previous experience working in rotational shifts

    • I understand the importance of maintaining network operations 24/7, which may require working different shifts

  • Answered by AI
  • Q16. Are you able to night shift?

Network Engineer Interview Questions Asked at Other Companies

asked in Movate
Q1. TCP/IP layers, why is transport needed for communication? What is ... read more
Q2. Study MPLS deeply: 1. What is MPLS ? 2. Purpose of MPLS ? 3. What ... read more
asked in Wipro
Q3. What is Stp and how it is work? What is root bridge
Q4. What is BGP? What is spilit horizon rule? How you configure BGP r ... read more
asked in BT Group
Q5. What is tenant and types? What will happen if we use same subnet ... read more

Interview Questionnaire 

2 Questions

  • Q1. Learn from basic and be confident.Lan wan F5 firewall if any
  • Q2. Be confident and only put on resume what you know.

I applied via Walk-in and was interviewed before Jul 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Information about Networking?
  • Ans. 

    Networking is the practice of connecting devices together to share resources and communicate with each other.

    • Networking involves the use of protocols and technologies such as TCP/IP, DNS, DHCP, and VLANs.

    • Networks can be wired or wireless, and can span across local or wide areas.

    • Networking also includes security measures such as firewalls, VPNs, and encryption.

    • Examples of network devices include routers, switches, hubs,

  • Answered by AI
  • Q2. Practical Test for networking?

Interview Preparation Tips

Interview preparation tips for other job seekers - Switch and WiFi Network Troubleshooting. My good skill all works helps a lot.

Skills evaluated in this interview

AT&T interview questions for designations

 Senior Network Engineer

 (1)

 Network Specialist

 (1)

 Network Security Engineer

 (1)

 RAN Engineer

 (1)

 Senior Network Architect

 (1)

 Service Delivery Engineer

 (1)

 Software Engineer

 (1)

 Devops Engineer

 (1)

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I was interviewed in Feb 2025.

Round 1 - Technical 

(2 Questions)

  • Q1. Call flow 4G 5G
  • Q2. Troubleshooting of subscriber issues
Round 2 - One-on-one 

(2 Questions)

  • Q1. PCRF AND CLOUD INFRASTRUCTURE
  • Q2. Telecommunication knowledge

Interview Preparation Tips

Interview preparation tips for other job seekers - 🙏🙏🙏🙏🙏🙏🙏 As your choice do properly study get nice company which is peaceful environment

Network Engineer Interview Questions & Answers

Jio user image Mehulkumar Prajapati

posted on 29 Nov 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Referral

Round 1 - HR 

(2 Questions)

  • Q1. Preferred location
  • Ans. 

    I am open to any location that offers growth opportunities and a challenging work environment.

    • Open to relocation for the right opportunity

    • Prefer locations with strong networking infrastructure

    • Interested in locations with tech hubs or opportunities for professional development

  • Answered by AI
  • Q2. What' isbm your CCTC?
  • Ans. 

    My current CCTC is $80,000 per year.

    • Current CCTC is $80,000 per year

    • CCTC may include salary, bonuses, benefits, etc.

    • Negotiable based on experience and qualifications

  • Answered by AI
Round 2 - One-on-one 

(2 Questions)

  • Q1. Full form of BGP
  • Ans. 

    Border Gateway Protocol

    • BGP stands for Border Gateway Protocol

    • It is a standardized exterior gateway protocol used to exchange routing information between different autonomous systems on the internet

    • BGP helps in determining the best path for data to travel between networks

    • It is commonly used by Internet Service Providers (ISPs) and large organizations to connect to multiple networks

    • BGP operates on TCP port 179

  • Answered by AI
  • Q2. Router function
  • Ans. 

    Routers are networking devices that forward data packets between computer networks.

    • Routers operate at the network layer of the OSI model

    • They use routing tables to determine the best path for data packets

    • Routers can connect different types of networks, such as LANs and WANs

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. What is Joining date
  • Q2. What is your ECTC
  • Ans. 

    Expected CTC (Cost to Company) for the position

    • ECTC stands for Expected Cost to Company

    • It includes salary, bonuses, benefits, and any other compensation offered by the employer

    • Candidates should provide their expected salary range based on their experience and skills

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Self interduction
  • Q2. Pervious company experience
  • Ans. 

    Worked as a Network Engineer at XYZ Company for 3 years.

    • Managed and maintained network infrastructure

    • Configured routers, switches, and firewalls

    • Troubleshooted network issues and implemented solutions

    • Collaborated with cross-functional teams for project implementations

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Fiber colour coding
  • Q2. Splicing lan colour coding
Round 3 - HR 

(1 Question)

  • Q1. Salary discussion
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Assessment 

(2 Questions)

  • Q1. Network architecture
  • Q2. LAN TECHNOLOGY in detail
  • Ans. 

    LAN technology refers to the methods and protocols used to create local area networks for connecting devices within a limited geographical area.

    • LAN technology includes Ethernet, Wi-Fi, and Token Ring.

    • Ethernet is the most common LAN technology, using CSMA/CD for collision detection.

    • Wi-Fi uses wireless signals to connect devices within a LAN.

    • Token Ring is a less common LAN technology that uses a token-passing protocol.

    • LA...

  • Answered by AI
Round 2 - Technical 

(7 Questions)

  • Q1. OSI MODEL and Layers
  • Q2. Router technique
  • Ans. 

    Router technique refers to the method used by a router to determine the best path for forwarding data packets.

    • Routing protocols like OSPF, EIGRP, and BGP are used to determine the best path for data packets

    • Static routing involves manually configuring the routes on the router

    • Dynamic routing allows routers to communicate with each other to determine the best path

    • Packet switching is used by routers to forward data packets

  • Answered by AI
  • Q3. OSI Model layer functionality
  • Ans. 

    The OSI Model defines the functions of each layer in a network communication system.

    • Physical layer - transmits raw data bits over a physical medium

    • Data link layer - provides error detection and correction, and organizes data into frames

    • Network layer - routes data packets between different networks

    • Transport layer - ensures reliable data delivery and manages end-to-end communication

    • Session layer - establishes, maintains,...

  • Answered by AI
  • Q4. Routing Technology
  • Q5. TCP IP MODEL in detail
  • Ans. 

    TCP/IP model is a conceptual framework used for understanding networking protocols.

    • Consists of four layers: Application, Transport, Internet, Link

    • Each layer has specific functions and protocols

    • Data is encapsulated and decapsulated as it moves through the layers

    • Example: HTTP operates at the Application layer, TCP at the Transport layer

  • Answered by AI
  • Q6. FTTH technology
  • Q7. Network Troubleshooting
Round 3 - HR 

(3 Questions)

  • Q1. Introduce yourself
  • Q2. Question about last job profile
  • Q3. Salary excepted

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. Tell mee about yourself
  • Q2. What is networking

Interview Preparation Tips

Interview preparation tips for other job seekers - nttg
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Routing switching

AT&T Interview FAQs

How many rounds are there in AT&T Network Engineer interview?
AT&T interview process usually has 2-3 rounds. The most common rounds in the AT&T interview process are Resume Shortlist, Technical and Group Discussion.
How to prepare for AT&T Network Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at AT&T. The most common topics and skills that interviewers at AT&T expect are Automation, Cloud Computing, Customer Service, Information Technology and MPLS.
What are the top questions asked in AT&T Network Engineer interview?

Some of the top questions asked at the AT&T Network Engineer interview -

  1. Are you able to do rotational shif...read more
  2. What is your expected C...read more
  3. Information about Networki...read more

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AT&T Network Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more
AT&T Network Engineer Salary
based on 221 salaries
₹3.4 L/yr - ₹13.6 L/yr
74% more than the average Network Engineer Salary in India
View more details

AT&T Network Engineer Reviews and Ratings

based on 24 reviews

4.1/5

Rating in categories

3.8

Skill development

3.8

Work-life balance

3.9

Salary

3.8

Job security

4.0

Company culture

3.8

Promotions

3.8

Work satisfaction

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