American International Group

Senior Core Network Engineer

American International Group$99K — $143K *
Telecommunications & Hardware
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in IT, Computer Science, Engineering, or equivalent experience.
  • 10+ years in enterprise network engineering with strong core and cloud networking expertise.
  • F5 certifications preferred; hands-on experience with AppViewX and load balancers required.
  • Knowledge of Prisma SASE technologies and cloud platforms like Alkira is advantageous.
  • Experience in Kubernetes ingress controllers and container networking architectures is a plus.
  • Strong understanding of advanced routing (BGP, OSPF) and security practices.

Responsibilities

  • Lead engineering efforts in core and cloud networking environments.
  • Design and implement scalable and secure network solutions.
  • Support core routing and switching infrastructure.
  • Engineer cloud networking across AWS, Azure, and GCP.
  • Manage F5 BIG-IP technologies for application delivery.
  • Troubleshoot high-impact network issues and provide root cause analysis.
  • Drive automation of operational tasks and workflows when applicable.

Benefits

  • Comprehensive benefits package focused on health, wellbeing, and financial security.
  • Professional development opportunities to enhance skills and career growth.
  • In-person collaboration culture fostering team connectivity and support.
Full Job Description

We are seeking a highly skilled and experienced Senior Core Network Engineer with deep expertise in core networking, cloud networking, application delivery, and enterprise infrastructure architecture. This role is critical to the design, engineering, modernization, and operational stability of a large-scale global network backbone supporting both on-premises and cloud environments.

The ideal candidate will possess strong hands-on experience across core routing and switching, cloud networking, F5 application delivery technologies, hybrid connectivity, and large-scale enterprise network design. This individual will play a key role in driving network modernization initiatives, enhancing resiliency and scalability, and supporting critical business services across a global infrastructure footprint.

This position requires a senior-level engineer who can operate both strategically and tactically leading large initiatives, troubleshooting high-impact issues, and collaborating across infrastructure, security, cloud, and application teams.

What you'll need to succeed
  • Lead engineering in enterprise core network and cloud networking environments across on-premises and cloud platforms.

  • Design and implement scalable, resilient, and secure network and traffic management solutions supporting enterprise applications and services.

  • Engineer and support core routing and switching infrastructure.

  • Engineer and support cloud networking architectures across AWS, Azure, and GCP.

  • Engineer and support F5 BIG-IP technologies (LTM, GTM/DNS, ASM, APM preferred).

  • Engineer and support hybrid cloud and data center interconnectivity solutions.

  • Serve as the senior technical lead for core network, cloud connectivity, and application delivery infrastructure initiatives.

  • Partner closely with network engineering, cloud engineering, cybersecurity, application teams, and vendors to deliver integrated solutions.

  • Provide expert-level troubleshooting and root cause analysis for complex production incidents and performance issues.

  • Automate operational tasks and infrastructure workflows using scripting and infrastructure-as-code methodologies where applicable.

  • Evaluate emerging technologies and recommend strategic improvements to enhance reliability, scalability, security, and operational efficiency.

  • Drive continuous improvement initiatives focused on resiliency, automation, observability, and service optimization.

  • Mentor operational engineers and provide technical leadership across cross-functional teams.

  • Manage multiple concurrent projects from design through implementation and operational transition.

Requirements

  • Bachelor’s degree in Information Technology, Computer Science, Engineering, or equivalent professional experience.

  • 10+ years of experience in enterprise network engineering with deep expertise in core networking, cloud networking, application delivery infrastructure, hybrid cloud connectivity, and enterprise backbone architectures.

  • F5 certifications preferred.

  • Hands-on experience with AppViewX and enterprise load balancer management platforms.

  • Experience with Prisma SASE (Secure Access Service Edge) technologies and cloud networking platforms such as Alkira is considered a strong advantage.

  • Exposure to Kubernetes ingress controllers, container networking, and modern application connectivity architectures.

  • Working knowledge of network monitoring, telemetry, and observability platforms.

  • Experience supporting large enterprise or financial services environments preferred.

  • Advanced hands-on expertise in enterprise routing and switching technologies.

  • Strong cloud networking experience across AWS, Azure, and GCP environments.

  • Deep expertise with F5 BIG-IP platforms, including LTM (required) and GTM/DNS (preferred).

  • Strong understanding of TCP/IP, BGP, OSPF, DNS, SSL/TLS, routing, and switching technologies.

  • Strong knowledge of high availability, resiliency, and disaster recovery network architectures.

  • Strong understanding of network segmentation, security frameworks, and enterprise security best practices.

  • Experience designing and supporting hybrid connectivity architectures including VPN, AWS Direct Connect, Azure ExpressRoute, and cloud interconnect technologies.

  • Proven track record designing, implementing, and supporting highly available enterprise network infrastructures at scale.

  • Experience with infrastructure automation and scripting tools such as Ansible, Python, Terraform, and REST APIs.

  • Strong analytical and troubleshooting skills with the ability to resolve complex technical issues in high-pressure environments.

  • Excellent communication, stakeholder management, and cross-functional collaboration skills.

  • Ability to work independently while effectively partnering with technical and business teams.

  • Strong project delivery, documentation, and organizational skills.

  • Results-oriented mindset with a strong sense of ownership, accountability, and urgency.

Ready to step up to new challenges? We would love to hear from you.

For positions based in Jersey City, NJ, the base salary range is $99,000-$143,000 and the position is eligible for a bonus in accordance with the terms of the applicable incentive plan. In addition, we’re proud to offer a range of competitive benefits, a summary of which can be viewed here:

#LI-NK1

#AIGHiring #CoreNetworkEngineer #techroles #technology

At AIG, we value in-person collaboration as a vital part of our culture, which is why we ask our team members to be primarily in the office. This approach helps us work together effectively and create a supportive, connected environment for our team and clients alike.

Enjoy benefits that take care of what matters

At AIG, our people are our greatest asset. We know how important it is to protect and invest in what’s most important to you. That is why we created our Total Rewards Program, a comprehensive benefits package that extends beyond time spent at work to offer benefits focused on your health, wellbeing and financial security—as well as your professional development—to bring peace of mind to you and your family.

Functional Area:

IT - Information Technology

AIG GLOBAL OPERATIONS, INC.

About American International Group

American International Group provides property insurance, life insurance, and financial services.

American International Group Careers

Join the dynamic team at American International Group (AIG), a leading global insurance organization, and propel your career into a future of opportunities and professional growth. At AIG, we are committed to fostering a culture of innovation, leadership, and diversity that is unmatched in the industry.

Work You’ll Do

At American International Group, you will collaborate with some of the brightest minds in the industry, dedicated to solving complex challenges and driving transformative solutions in the world of insurance. Our team is at the forefront of developing innovative insurance products that not only meet the needs of our clients worldwide but also anticipate future trends.

Explore Job Opportunities and Internships

Whether you're a seasoned professional looking for your next challenge or a recent graduate eager to start your career, AIG offers a range of job opportunities and internships across various functions. From underwriting and claims to finance and technology, your next position awaits you at AIG. Our internships provide invaluable hands-on experience, helping you to enhance your skills and make meaningful contributions from day one.

Grow and Develop Your Career

AIG believes in the power of continuous learning and offers extensive training and development programs to help you hone your skills and advance your career. Leadership development, diversity training, and innovation workshops are just a few examples of how we invest in our employees' growth and leadership capabilities.

Benefits and Culture

Joining AIG means more than just having a job; it means being part of a team that values diversity and is committed to creating an inclusive environment where everyone can thrive. We offer competitive benefits that support the health, well-being, and financial security of our employees and their families. At AIG, you will find a supportive network and a culture that applauds innovation and rewards performance.

Networking and Professional Development

We encourage our employees to build professional relationships both within and outside the company through networking events, professional groups, and career fairs. These opportunities not only enhance your career but also expand your professional network, which is vital in today’s dynamic job market.

Join Our Team

Search open positions that match your skills and interests on our Careers page. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level. Explore the exciting and rewarding career opportunities available at American International Group today.

Stay Connected

Keep up to date with the latest industry trends, career tips, and company news by subscribing to our careers blog. Personalize your experience by signing up for job alert emails tailored to your preferences and be the first to know about new openings and exclusive insights from professionals within AIG. At American International Group, your career is just the beginning – it’s a pathway to developing your skills, meeting new challenges, and making a difference in a global company known for its commitment to innovation and excellence. Join us and shape your future with AIG.
Learn more about American International Group
Size
36,600 employees
Market Cap
$46.4 billion
Industry
Net Income
-$5.9 billion
Founded
1919
5 Year Trend
-0.3%
Revenue
$43.7 billion
NASDAQ

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