AT&T

Tier 3 Network Engineer (Expert)

AT&T$100K — $130K *
Telecommunications & Hardware
11 - 15 years of experience
Job Overview by Ladders

Qualifications

  • 12 years of relevant experience in network engineering or IT systems support.
  • Hands-on troubleshooting and fault isolation skills with IT business systems.
  • Strong understanding of the OSI model and various routing protocols (EIGRP, OSPF, MPLS, BGP, LDP).
  • Flexibility to support non-core hours as needed.
  • High School diploma required (additional education may reduce years of required experience).

Responsibilities

  • Support and maintain the organization's LAN, WAN, and customer networks.
  • Monitor network performance and ensure availability for users.
  • Identify network risks and develop risk mitigation plans.
  • Diagnose and resolve hardware and software issues affecting the network.
  • Plan and implement network security measures to protect critical data.
  • Conduct routine network operations tasks like startup and shutdown procedures.
  • Utilize network analysis tools for troubleshooting complex network issues.

Benefits

  • Opportunity for professional growth in a dynamic network engineering environment.
  • Work with advanced network technology and systems.
  • Collaborative team environment with a focus on innovation.
  • Engagement in significant telecommunications projects.
Full Job Description
Shift Type

Core Hours

Job Title

Tier 3 Network Engineer (Expert)

Education

High School

Location

McLean - US (Primary)

Career Level

Expert

Category

SwT - Network Engineer

Date Needed By

Job Type

Full-time

Job Description

  • Support an organization's local area network (LAN), wide area network (WAN), customer networks, Intranet and Internet and other data communications systems or a segment of a network system.
  • Monitor network to ensure network availability to all system users and perform necessary maintenance to support network availability.
  • Proactively identify risks in the network and develop a plan to mitigate them. Provides support of numerous business requirements into telecommunications (e.g., LAN, MAN, WAN, Voice and Video).
  • Diagnose hardware and software problems, and replace defective components.
  • Maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software, and all configurations.
  • Plan, coordinate, and implement network security measures in order to protect data, software, and hardware.
  • Operate master consoles in order to monitor the performance of computer systems and networks, and to coordinate computer network access and use.
  • Perform routine network startup and shutdown procedures, and maintain control records.
  • Design, configure, and test computer hardware, networking software and operating system software.
  • Perform a full range of upgrades to the existing network architecture.
  • Review user requests for upgrades or additions to the network to assess impact on network performance and provide advice and guidance on the most practical technical approach to meeting user requirements.
  • Perform long term O&M activities to include tier 3 troubleshooting and problem resolution.
  • Utilize complex network analysis tools to identify and correct problems in the network.
  • Prepare troubleshooting procedures for restoring the network to optimal performance levels.
  • Provide fault management for the network and supports performance management functions.
  • Respond, isolate, and resolve network troubles. Monitor alarms and alerts to identify network elements causing network degradation or failure.
  • Monitor security posture of the network, and report suspected violations to designated authority.
  • Coordinate with configuration management and implementation teams.
  • Analyze network characteristics (e.g., traffic, connect time, transmission speeds, packet sizes, and throughput) and recommends procurement, removals, and modifications to network components.
  • Create and/or maintain operating systems, communications software, data base packages, compilers, assemblers, and utility programs.
  • Apply software, hardware, and standards information technology skills in the analysis, specification, development, integration, and acquisition of open systems for Information Management (IM) applications. Ensure these systems and applications are compliant with standards for open systems architectures, reference models, and profiles of standards - such as the IEEE Open Systems Environment (OSE) reference model - as they apply to the implementation and specification of IM solutions on the application platform, across the application program interface (API), and the external environment/software application. Evaluate and recommend COTS applications and methodologies that can be acquired to provide interoperable, portable, and scalable information technology solutions.


Program Labor Category (PLC)

SwT - Network Engineer

# of Hires Needed

1

Manager

Pearch, Thomas (AT&T SWEET (SwT))

Job Requirements

Required Clearance: TS/SCI with Poly; This position requires ability to satisfy a government administered high risk screening.

Required Skills, Experience, and Education:
  • Flex support to cover non-core hours.
  • Candidate must have hands on troubleshooting and fault isolation of IT business systems. Applicant must have a strong understanding of the OSI model and configuration of routing protocols such as EIGRP, OSPF, MPLS, BGP, LDP.
  • Candidate must have a total of 12 years of applicable experience. The experience can be a combination of degree and work history. This can be a High School degree and 12 years of work history OR an Associate's and 10 years, a Bachelors' and 8 years, a Masters and 6 years or a PhD and 2 years of work history.

About AT&T

Cricket Wireless is a U.S.-based company that offers prepaid wireless voice, text, and data services. Cricket Wireless was founded in 1999 by Leap Wireless International, Inc. Currently, it operates as a subsidiary of AT&T Inc.

AT&T Careers

Joining AT&T means becoming part of a global team known for driving innovation and leading the telecommunications industry. It's an opportunity to grow your career at one of the most diverse and resource-rich companies in the world. Work You'll Do At AT&T, we're not just about phone lines and data plans. We're about connecting people and fostering relationships. As a member of our team, you'll help deliver cutting-edge solutions across various sectors, ensuring that our services are not only available but also transformative. Lead with Innovation Embrace a role at AT&T where technology meets creativity. Our professionals lead the market in developing and deploying technology solutions that transform how people communicate and do business. We are pioneers in creating new paths for technology, with a focus on sustainable and responsible innovation. Join a Diverse and Inclusive Team AT&T is committed to diversity and inclusion, ensuring that all employees can thrive. We are proud to offer diversity training and leadership programs that empower our team members to grow professionally and personally. Our culture is one of inclusivity, where every voice is heard and valued. Explore Job Opportunities Whether you're looking for an entry-level position or a more senior role, AT&T offers a range of job opportunities across various fields. From engineering to marketing, our team is composed of skilled professionals who are leaders in their respective areas. Internship Programs Kickstart your career with an AT&T internship. Gain hands-on experience, work on real projects, and learn from leaders in the industry. Our internships provide a robust platform for learning and growth, helping you build skills that are crucial for future success. Benefits and Growth AT&T is dedicated to the growth and development of its employees. We offer comprehensive benefits, including health care, retirement plans, and continuous professional development opportunities. With resources like career coaching and resume workshops, we support your journey every step of the way. Networking and Professional Development Expand your professional network within AT&T through various networking events, mentorship opportunities, and collaborative projects. Our focus on career development is designed to help you reach your professional goals, enhancing your skills and preparing you for leadership roles. Stay Connected Join Our Team Discover the career you've always wanted by exploring the open positions at AT&T. We are constantly on the lookout for passionate, innovative, and driven individuals to join our team. Check out our current job listings and find where your skills and interests align with our needs. Keep Up to Date Stay informed with the latest career tips, company news, and industry insights—all from the professionals who are part of our team. AT&T is a place where you can make an impact, leading the way in the telecommunications industry. Job Alert Emails Customize your experience by signing up for job alerts that match your career preferences. Stay ahead of the curve and be the first to know about exciting and rewarding opportunities at AT&T. At AT&T, your career is poised for success, equipped with the right tools, culture, and team to make it happen. Join us and be part of a company that values innovation, leadership, and a diverse workforce.
Learn more about AT&T
Size
203,000 employees
Market Cap
$131.2 billion
Industry
Net Income
-$5.1 billion
Founded
1983
5 Year Trend
+0.6%
Revenue
$171.7 billion
NASDAQ

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