Application Support Engineer (SRE) jobs in United States
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FIS · 2 weeks ago

Application Support Engineer (SRE)

FIS is a global leader in financial services technology. The company is seeking a highly skilled Site Reliability Engineer/Application Support Engineer to ensure the scalability, performance, and reliability of mission-critical applications in a 24/7 Linux environment.

BankingFinancial ServicesFinTechPayments
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Hiring Manager
Chaitali (Sim) Thakkar
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Responsibilities

Ensure reliability and scalability of software platforms with a focus on 99.99%+ uptime
Design and implement automation to eliminate manual toil and improve operational efficiency
Monitor and optimize application performance, proactively identifying and resolving issues
Collaborate with development and infrastructure teams to embed reliability into every stage of the software lifecycle
Lead incident response and root cause analysis, driving long-term solutions and resilience
Build and maintain observability and APM tools to ensure deep visibility into system health
Champion security and compliance, aligning with frameworks such as PCI, NIST, and CIS
Document processes and architecture to support knowledge sharing and operational excellence
Participate in on-call rotations, providing expert support for critical systems
Work on Azure cloud

Qualification

Linux systems administrationApplication support experienceAutomationScriptingEnterprise IT architectureObservability toolsNetworkingSecurity best practicesProblem-solving skillsCommunication skillsCollaboration skills

Required

Proven experience in application support or SRE roles, with demonstrated leadership capabilities
Strong proficiency in Linux systems administration and troubleshooting
Expertise in automation and scripting using Python, Bash, or similar languages
Deep understanding of enterprise IT architecture—networking, databases, messaging systems, RBAC, etc
Familiarity with microservices and internet technologies (e.g., APIs, HTTP, encryption, XML)
Excellent problem-solving, communication, and collaboration skills
A mindset focused on performance, scalability, resiliency, and reliability
Bachelor's degree in Computer Science, Engineering, or equivalent experience

Preferred

Experience with observability tools (Dynatrace, DataDog, Splunk, etc.)
Knowledge of networking and security best practices
Knowledge of FIS products and services a plus but not required
Knowledge of the Financial Industry welcome

Benefits

Opportunities to innovate in fintech
Tools for personal and professional growth
Inclusive and diverse work environment
Resources to invest in your community
Competitive salary and benefits

Company

FIS is a fintech firm that provides advance integrated banking, wealth management, risk and compliance, and other solutions.

Funding

Current Stage
Public Company
Total Funding
$10.5B
Key Investors
Goldman Sachs
2025-05-01Post Ipo Debt· $8B
2022-07-06Post Ipo Debt· $2.5B
2018-05-22Post Ipo Equity

Leadership Team

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Douglas McAllister
CEO | FIS Automotive Market Partner
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Stephanie Ferris
CEO and President
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Company data provided by crunchbase