Application Support Engineer - Sr

Fiserv, Inc.•Berkeley Heights, NJ

39d•Onsite

About The Position

As a System Engineer - Professional I, you will be part of a dynamic team responsible for designing, engineering, monitoring, and supporting infrastructure and application platforms that enable secure and reliable financial transactions in a highly regulated environment. You will contribute to the sustainment and evolution of production environments, drive automation, and ensure compliance with industry standards and internal policies.

Requirements

5+ years of experience in infrastructure engineering or system administration
5+ years of experience supporting enterprise applications, including incident response, middleware upgrades, certificate management, documentation, and metrics reporting
Strong background in UNIX, Sun Solaris, Linux, and Shell scripting
Proven experience in hardware and operating system troubleshooting
Willingness to work in a rotational on-call support environment
Bachelor's degree in Computer Science, Engineering, or a related field

Nice To Haves

4+ years of experience designing and maintaining server build configurations for WebLogic servers
4+ years of experience performing system patching, hardening, and managing automated deployments
4+ years of experience analyzing and resolving incidents and problems in hosted infrastructure and applications
4+ years of experience with daily operations of hosted infrastructure and applications, ensuring uptime and service quality
4+ years of experience researching and implementing innovative, automated approaches to system administration tasks

Responsibilities

Develop and execute technology plans focused on project delivery, production environment sustainment, and team development
Lead engineering initiatives to improve system availability and manage hardware/software lifecycle activities
Build and maintain direct relationships with infrastructure and business leaders across the enterprise to align on shared goals
Participate in the selection and implementation of next-generation technologies and strategies
Architect and support complex infrastructure designs across large-scale data centers handling mission-critical, high-volume transactions
Conduct research and development throughout the project lifecycle, including technical analysis, design, and operational support
Lead infrastructure and application engineering teams in planning, designing, implementing, and supporting systems including servers, software, load balancers, and HSM appliances
Work in a rotational on-call support environment