System Application Support Engineer

Giesecke+Devrient•Lemont, IL

1d•$105,000 - $125,000•Onsite

About The Position

The System Application Support Engineer provides technical support, maintenance, monitoring, and continuous improvement for business-critical applications and associated infrastructure. The role serves as a liaison between business users, development teams, infrastructure teams, and third-party vendors to help ensure application availability, performance, and reliability. The engineer investigates and resolves complex application issues, supports production environments, performs root cause analysis, and contributes to automation and operational excellence initiatives. The position requires analytical and technical troubleshooting skills, effective communication, a customer-service mindset, and the ability to work across multiple technology domains in support of critical business operations. The position is onsite at the designated company location. Manager discretion may be exercised regarding onsite attendance requirements if adequate business coverage and operational support are maintained. The pay range is $105,000–$125,000, and the position is eligible for an annual bonus.

Requirements

Familiarity with SQL and database querying for troubleshooting, reporting, and data validation.
Experience analyzing and interpreting logs across applications, operating systems, and integration platforms.
Strong understanding of data communication concepts and secure data exchange methods.
Working knowledge of networking fundamentals, including TCP/IP, DNS, routing, firewalls, VPNs, and connectivity troubleshooting.
Experience administering and supporting Active Directory, including service accounts, permissions, and group management.
Familiarity with enterprise monitoring and alerting tools for infrastructure, applications, and file transfer services.
Basic scripting and automation experience using Python, Java, PowerShell, Bash, or similar technologies.
Ability to analyze, troubleshoot, and resolve complex technical issues across multiple technology domains.
Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent work experience.
At least 3 years of experience in application support, production support, systems administration, or a related technical support role.
Demonstrated experience supporting mission-critical business applications and services.
Experience interacting directly with business users, vendors, and technical teams.
Strong analytical and problem-solving skills.
Excellent verbal and written communication skills.
Ability to manage multiple priorities and deadlines.
Customer-focused approach to support and service delivery.
Strong documentation and organizational skills.
Ability to work independently and collaboratively in a team environment.
Continuous learning mindset focused on process improvement and automation.
Ability to work onsite at the designated company location.

Nice To Haves

Experience supporting enterprise applications in production environments.
Experience with basic scripting, database queries, log analysis, and monitoring tools.
Experience with IT Service Management (ITSM) tools and incident management processes.
Knowledge of Windows Server and Linux operating systems.
Knowledge of MFT configuration and support practices.
Experience supporting API integrations, file transfers, or middleware platforms.
Familiarity with cloud technologies and SaaS application support.
Understanding of security best practices, authentication methods, and access management.

Responsibilities

Provide Level 2 and Level 3 support for enterprise and business applications, including commercial and proprietary applications.
Configure applications and monitor application health, performance, and availability.
Support applications involving data communication and managed file transfer (MFT), web services, databases, monitoring, printing, shipping systems, and production-related proprietary systems.
Troubleshoot and resolve production incidents, service interruptions, and application errors.
Work with business users to understand issues and deliver timely resolutions.
Install applications according to company standards and business needs, and upgrade applications and install patches.
Manage users and data within applications, applying appropriate security permissions.
Manage application changes, from configuration through upgrades.
Coordinate with development, infrastructure, networking, and vendor teams to resolve complex technical problems.
Support application deployments, upgrades, patching, and maintenance.
Participate in incident management, root cause analysis, and problem management.
Create and maintain operational documentation, support procedures, and knowledge base articles.
Participate in on-call support and after-hours maintenance as required.
Support application environments hosted on Windows and Linux platforms.
Administer and support Active Directory accounts, permissions, security groups, and service accounts.
Work with networking teams to troubleshoot routing, DNS, firewall, VPN, and connectivity issues.
Support certificate lifecycle management, authentication services, and secure data exchange processes.
Assist with backup and disaster recovery testing, system integrations, data interfaces, and infrastructure changes.
Monitor application and infrastructure resources to identify and resolve issues proactively.
Develop and implement automation to improve operational efficiency.
Analyze recurring incidents and recommend permanent corrective actions.
Support business continuity, disaster recovery, and operational resiliency initiatives.
Ensure adherence to organizational security, compliance, and audit requirements.
Contribute to process improvements and service optimization.