Senior Core Network Engineer

At AIG, we are reimagining the way we help customers to manage risk. Join us as a Load Balancer Solutions Architect to play your part in that transformation. It’s an opportunity to grow your skills and experience as a valued member of the team.Make your mark in Information TechnologyAt AIG, technology is at the heart of everything we do, from underwriting risks to processing claims. The Information Technology team equips our colleagues with the latest tools to complete their work efficiently and with the highest standards of excellence. The team is responsible for shielding the company’s systems from security risks, while designing technology strategies that enable AIG’s businesses to achieve their goals. AIG’s Information Technology functions include enterprise architecture, software and systems engineering, cybersecurity, and technology risk and compliance.Get to know the businessAt AIG, technology is at the heart of everything we do, from underwriting risks to processing claims. The Information Technology team equips our colleagues with the latest tools to complete their work efficiently and with the highest standards of excellence. The team is responsible for shielding the company’s systems from security risks, while designing technology strategies that enable AIG’s businesses to achieve their goals. AIG’s Information Technology functions include enterprise architecture, software and systems engineering, cybersecurity, and technology risk and compliance.How you will create an impactWe 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 succeedLead 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.RequirementsBachelor’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: 2025 Benefits Summary#LI-NK1#AIGHiring #CoreNetworkEngineer #techroles #technologyAt 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 mattersAt 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.Reimagining insurance to make a bigger difference to the worldAmerican International Group, Inc. (AIG) is a global leader in commercial and personal insurance solutions; we are one of the world’s most far-reaching property casualty networks. It is an exciting time to join us — across our operations, we are thinking in new and innovative ways to deliver ever-better solutions to our customers. At AIG, you can go further to support individuals, businesses, and communities, helping them to manage risk, respond to times of uncertainty and discover new potential. We invest in our largest asset, our people, through continuous learning and development, in a culture that celebrates everyone for who they are and what they want to become.Welcome to a culture of inclusionWe’re committed to creating a culture that truly respects and celebrates each other’s talents, backgrounds, cultures, opinions and goals. We foster a culture of inclusion and belonging through learning, cultural awareness activities and Employee Resource Groups (ERGs). With global chapters, ERGs are a cornerstone for our culture of inclusion. The talent of our people is one of AIG’s greatest assets, and we are honored that our drive for positive change has been recognized by numerous recent awards and accreditations.AIG provides equal opportunity to all qualified individuals regardless of race, color, religion, age, gender, gender expression, national origin, veteran status, disability or any other legally protected categories.AIG is committed to working with and providing reasonable accommodations to job applicants and employees with disabilities. If you believe you need a reasonable accommodation, please send an email to View email address on click.appcast.io. AIG reserves the right to conduct a criminal background check, tailored to the requirements of a job, after a conditional employment offer is made. Unless otherwise required by law, AIG does not automatically exclude any applicant with a criminal conviction for a job or class or jobs. For more information about Philadelphia law specifically, copy and paste the following link within your browser: Area:IT - Information TechnologyAIG GLOBAL OPERATIONS, INC.SummaryLocation: NC-Charlotte; GA-Atlanta; TX-Houston; PA-Philadelphia; NJ-Jersey CityType: Full time