Network and Security Engineer
About Nexus
At Nexus, we help organizations turn complex data into clear, actionable insight — so the hard work behind artificial intelligence, analytics, and cloud infrastructure doesn’t slow innovation down… it accelerates it.
We’re a team of builders, problem-solvers, and collaborators who believe in moving fast, learning continuously, and doing great work together. Our role is to handle the heavy lifting of modern data platforms, governance, and cloud transformation so our clients can focus on making confident, strategic decisions that move their businesses forward.
We’re proud of the culture we’re building across the U.S. and India — one rooted in curiosity, ownership, collaboration, and care — and we’re excited to keep growing with people who want to do meaningful work alongside genuinely great teammates.
This position is a hybrid role (3 days per week onsite) in our Atlanta Midtown office.
We are currently seeking a Network and Security Engineer to join our dynamic team. If you are a highly skilled professional with extensive experience in network and security engineering in AWS and Azure Clouds, we invite you to be a part of our organization. As an Lead Network and Security Engineer, you will play a crucial role in providing technical support, resolving complex issues, and maintaining the stability and security of our customers' environments. If you are passionate about AWS/Azure networking, Palo Alto firewall/router technologies, Docker and Kubernetes and thrive in a fast-paced environment, this opportunity is for you. Join us at Nexus Cognitive and contribute to transforming the way businesses manage their networks and ensure robust security measures.
Build, configure, manage to provide technical support and break/fix resolution for customer CDP cloud environments w.r.t SSO, traffic/trace monitoring, EntraID setup, PIM roles, DNS, Palo Alto, Site to Site VPN, Panorama, Docker, Audit support, OpenVAS containers etc.
Collaborate with automation mindset with the team to maintain AWS environments, Strong skills with Kubernetes based installation products and management, and other applications, ensuring smooth operations and resolving complex issues.
Possess expertise in AWS/Azure networking, including VPC, subnets, VPN, static and BGP routing, vulnerability management tools etc.
Assist with administering firewalls and routers effectively. Analyze network and server resource consumption and control user access, Install and upgrade software and maintain software licenses.
Demonstrate strong work experience w.r.t virtual machines, disks, Linux maintenance, security architecture, Docker and Kubernetes, Kerberos, and authentication issues, as well as cloud environments.
Be the Network SME on all escalations from the Level 1/2 support team (Linux, AWS).
Handle new deployments, onboarding of new customers, deployment of new applications, and customizations, while documenting the process.
Collaborate with customers to resolve technical issues, utilizing a support ticket system and ensuring SLAs and ticket quality goals are met.
Participate in 24x7 shift coverage on rotation, including on-call availability.
Qualifications
3 - 5 years of relevant experience in network and cloud engineering.
Proficiency in AWS/Azure networking and network/ firewall/router technologies (Palo Alto experience is a must).
Familiarity with virtualization technologies, Linux maintenance, security architectures, and cloud environments.
Scripting skills in bash, python, terraform, AWS CloudFormation, and API/REST scripting are a plus.
Strong troubleshooting and problem-solving abilities.
Excellent customer service and communication skills.
Experience with support ticket systems and adherence to SLAs.
Willingness to work in a fast-paced, dynamic environment.
Ability to work effectively in a team and collaborate with cross-functional stakeholders.
Flexibility to participate in rotational shifts and on-call availability.
Why You’ll Love Working at Nexus
At Nexus, we value people who want to grow — and support each other while doing so.
You can expect:
A collaborative team culture built on curiosity and respect
Challenging work where your contributions clearly matter
A leadership team that invests in learning and development
The opportunity to work at the intersection of cloud, data, and AI innovation
Ready to Apply?
If this role sounds like a great fit — or even close to one — we’d love to hear from you. We know that no candidate checks every single box, and we’re excited to meet people who bring curiosity, talent, and a desire to build meaningful work together.