System Application Support Engineer

Giesecke+Devrient • Bolingbrook, IL

2d • 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 is a liaison among business users, development teams, infrastructure teams, and third-party vendors, helping ensure application availability, performance, and reliability. It investigates and resolves complex application issues, supports production environments, performs root cause analysis, and contributes to automation and operational excellence initiatives. Effective communication, a customer-service mindset, analytical skills, and technical troubleshooting capabilities are important for supporting critical business operations in a fast-paced environment.

The position supports commercial and proprietary enterprise applications, including data communication and managed file transfer (MFT), web services, databases, monitoring, printing, shipping systems, and production-related applications. It also supports application environments on Windows and Linux platforms, Active Directory, application integrations, data interfaces, secure data exchange, certificates, and related infrastructure. The employee is required to work onsite at the designated company location. Manager discretion may apply to onsite attendance requirements when adequate business coverage and operational support are maintained.

Requirements

• Familiarity with SQL and database querying for troubleshooting, reporting, and data validation.
• Experience performing log analysis and interpretation across applications, operating systems, and integration platforms.
• Strong understanding of data communication concepts and secure data exchange methodologies.
• 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 used to monitor infrastructure, applications, and file transfer services.
• Basic scripting and automation experience using languages such as 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 with a focus on process improvement and automation.
• Ability to work onsite at the designated company location, subject to manager discretion regarding attendance where adequate business coverage and operational support are maintained.

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 applications and business systems.
• Configure applications and monitor their health, performance, and availability.
• 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.
• Upgrade applications and install application patches.
• Manage users and data within applications while applying appropriate security permissions.
• Apply proper change management to application configuration and upgrades.
• Coordinate with development, infrastructure, networking, and vendor teams to resolve complex technical problems.
• Support application deployments, upgrades, patching, and maintenance activities.
• Participate in incident management, root cause analysis, and problem management processes.
• Create and maintain operational documentation, support procedures, and knowledge base articles.
• Participate in on-call support and after-hours maintenance activities 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 and authentication services.
• Assist with backup and disaster recovery testing.
• Participate in Windows and infrastructure maintenance and changes.
• Assist with system integrations, data interfaces, and secure data exchange processes.
• Monitor application and infrastructure resources to proactively identify and resolve issues.
• Develop and implement automation solutions 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 efforts.

Benefits

• Annual bonus eligibility.
• Medical plans, including PPO and HDHP with HSA.
• Dental insurance.
• Vision insurance.
• Paid time off.
• Paid holidays.
• 401(k) with employer match.
• Short- and long-term disability insurance.
• Life insurance.
• Healthcare and dependent care flexible spending accounts.
• Employee assistance program (EAP).
• Commuter benefits.
• Education assistance.
• Pet insurance.
• Legal benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level