Sr. Infrastructure Engineer - Network & Cloud

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As part of our diverse tech team, you can architect, code and ship software that makes us an essential part of our customers’ digital lives.  Here, you can work alongside talented engineers in an open, supportive, inclusive environment where your voice is valued, and you make your own decisions on what tech to use to solve challenging problems.  American Express offers a range of opportunities to work with the latest technologies and encourages you to back the broader engineering community through open source.  And because we understand the importance of keeping your skills fresh and relevant, we give you dedicated time to invest in your professional development.  Find your place in technology on #TeamAmex.

Overview

We are seeking a versatile and highly skilled Full Stack Infrastructure Engineer with expertise in Compute, Storage, Network and Cloud technologies. The ideal candidate will design, implement, and manage robust infrastructure solutions, ensuring reliability, scalability, and performance. 

Key Responsibilities:

• Ensure the reliability, availability, and performance of the entire infrastructure stack including compute, storage, network and cloud components.
• Lead incident response efforts across the infrastructure stack, coordinating with Application Support, SRE, and Engineering teams to minimize MTTD and MTTR.
• Perform root cause analysis for infrastructure related incidents and implement corrective actions.
• Develop and maintain automation tools for managing infrastructure resources.
• Collaborate with Engineering teams to plan and execute system upgrades and maintenance.
• Conduct capacity planning and resource management for all infrastructure components.
• Participate in on-call rotations to provide 24x7 support for all critical infrastructure issues.
• Design and implement disaster recovery plans and business continuity strategies.
• Implement best practices for monitoring, logging, and alerting across the infrastructure.
• Foster a culture of continuous improvement and operational excellence.
• Analyze complex infrastructure problems, design scalable and resilient solutions, and lead the implementation of these solutions.
• Collaborate with architects and other engineers to design and enhance the architecture of infrastructure systems, ensuring alignment with business needs and technology standards.

Required Skills and Experience:

• Proven experience managing and optimizing a diverse infrastructure stack.
• Extensive knowledge of cloud platforms (AWS, Azure, GCP) and infrastructure as code (Terraform, CloudFormation).
• Familiarity of service mesh technologies (Istio, Linkerd).
• Solid understanding of virtualization (VMware, Hyper-V) and containerization (Docker, Kubernetes) and orchestration.
• Understanding of storage solutions (SAN, NAS, cloud storage) and backup systems.
• Strong understanding of network protocols, routing, switching, and firewalls (Palo Alto)
• Experience with load balancers (F5, HAProxy, Nginx) and network monitoring tools.
• Experience in DNS management and troubleshooting.
• Experience in network security best practices.
• Proficiency in monitoring and observability tools (Prometheus, Grafana, Splunk).
• Proficiency in at least one scripting language (Python, Bash) for automation.
• Experience with CI/CD pipeline management and DevOps practices.
• Strong understanding of disaster recovery and business continuity planning.
• Experience with performance tuning and capacity planning.
• Understanding of chaos engineering principles and practices.
• Skills in cost optimization for cloud infrastructure.
• Familiarity with Akamai

Specific Tools and Techniques:

• 10 plus years of experience in using cloud native monitoring tools like AWS CloudWatch, Azure Monitor, and Google Cloud Operations Suite. 
• Experience with packet capture tools like Wireshark for troubleshooting network issues.
• Experience in using traceroute utilities and performance analysis tools like perf for identifying and resolving bottlenecks.
• Familiarity with tools such as ipconfig/ifconfig for viewing network configurations, flushing DNS, and diagnosing network issues.
• Experience with SNMP-based tools for network device monitoring and performance management.
• Experience in using NetFlow for network traffic analysis.
• Experience with tools like iostat, vmstat, and dstat for monitoring storage and system performance.
• Experience in tools like df, du, lsblk, and fdisk for managing and troubleshooting file systems and disk partitions.
• Familiarity with tools like Prometheus and Grafana for monitoring and observability. 

Salary Range: $110,000.00 to $190,000.00 annually + bonus + benefits

The above represents the expected salary range for this job requisition. Ultimately, in determining your pay, we’ll consider your location, experience, and other job-related factors.

We back our colleagues and their loved ones with benefits and programs that support their holistic well-being. That means we prioritize their physical, financial, and mental health through each stage of life. Benefits include:

• Competitive base salaries 
• Bonus incentives 
• 6% Company Match on retirement savings plan 
• Free financial coaching and financial well-being support 
• Comprehensive medical, dental, vision, life insurance, and disability benefits 
• Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need 
• 20+ weeks paid parental leave for all parents, regardless of gender, offered for pregnancy, adoption or surrogacy 
• Free access to global on-site wellness centers staffed with nurses and doctors (depending on location) 
• Free and confidential counseling support through our Healthy Minds program 
• Career development and training opportunities

For a full list of Team Amex benefits, visit our Colleague Benefits Site.

American Express is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, disability status, age, or any other status protected by law.

We back our colleagues with the support they need to thrive, professionally and personally. That's why we have Amex Flex, our enterprise working model that provides greater flexibility to colleagues while ensuring we preserve the important aspects of our unique in-person culture. Depending on role and business needs, colleagues will either work onsite, in a hybrid model (combination of in-office and virtual days) or fully virtually.

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