Senior Mainframe & Infrastructure Support Engineer

Job Title: Senior Mainframe & Infrastructure Support Engineer

Location: DMV Area (Hybrid/On-site)

About the Opportunity:

Are you a Mainframe expert with a passion for keeping enterprise systems running like clockwork? We're seeking a Senior Mainframe & Infrastructure Support Engineer to join our 24x7 Data Center Operations team. In this high-impact role, you'll provide Tier 1 production support, manage job scheduling, and monitor both Mainframe and distributed systems (Linux, AIX, Windows). Ideal candidates thrive under pressure, are open to rotational shifts (day or night), and bring a proactive, detail-oriented mindset to every shift.

Key Responsibilities:

Tier 1 Production Support

• Provide first-level troubleshooting and real-time monitoring for critical enterprise systems
• Respond to system alerts and application issues promptly to minimize downtime
• Escalate incidents as needed and initiate HealthCheck or incident calls for resolution

Mainframe Job Scheduling & Monitoring

• Create, modify, and troubleshoot mainframe jobs using CA7 and JCL
• Perform job restarts, corrections, and monitor queue status for job flows
• Ensure smooth scheduling operations across Windows, UNIX, and Mainframe platforms

Distributed Systems Support

• Support and monitor Linux, AIX, and Windows server environments
• Troubleshoot basic server issues and coordinate with Level 2 teams or vendors
• Assist with upgrades, patches, and DR simulations as required

Shift Operations & Documentation

• Work rotational shifts (day or night); serve as Shift Lead backup when needed
• Maintain detailed shift logs, update operations documentation, and contribute to audit readiness
• Support compliance with IT policies, SLAs, and security protocols

What You ll Bring:

Education & Experience

• Bachelor s degree in Computer Science, IT, or related field
• (Or 4 additional years of relevant experience in lieu of degree)
• 5+ years in enterprise IT operations with Mainframe support experience

Technical Expertise

• Hands-on experience with CA7, JCL, ISPF, DB2 Basics, TSO, and Mainframe monitoring tools
• Familiarity with Java applications, Linux/AIX server environments
• Understanding of FTP, NDM, HMC, DFSMS, REXX, and SAN concepts
• Basic knowledge of job automation, system diagnostics, and cross-platform scheduling

Key Skills

• Strong communication and teamwork skills, especially under pressure
• Flexible and open to rotational shifts, including night/weekend support
• Solid analytical and troubleshooting skills with a customer-first attitude

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Job Title: Senior Mainframe & Infrastructure Support Engineer

Location: DMV Area (Hybrid/On-site)

About the Opportunity:

Are you a Mainframe expert with a passion for keeping enterprise systems running like clockwork? We're seeking a Senior Mainframe & Infrastructure Support Engineer to join our 24x7 Data Center Operations team. In this high-impact role, you'll provide Tier 1 production support, manage job scheduling, and monitor both Mainframe and distributed systems (Linux, AIX, Windows). Ideal candidates thrive under pressure, are open to rotational shifts (day or night), and bring a proactive, detail-oriented mindset to every shift.

Key Responsibilities:

Tier 1 Production Support

• Provide first-level troubleshooting and real-time monitoring for critical enterprise systems
• Respond to system alerts and application issues promptly to minimize downtime
• Escalate incidents as needed and initiate HealthCheck or incident calls for resolution

Mainframe Job Scheduling & Monitoring

• Create, modify, and troubleshoot mainframe jobs using CA7 and JCL
• Perform job restarts, corrections, and monitor queue status for job flows
• Ensure smooth scheduling operations across Windows, UNIX, and Mainframe platforms

Distributed Systems Support

• Support and monitor Linux, AIX, and Windows server environments
• Troubleshoot basic server issues and coordinate with Level 2 teams or vendors
• Assist with upgrades, patches, and DR simulations as required

Shift Operations & Documentation

• Work rotational shifts (day or night); serve as Shift Lead backup when needed
• Maintain detailed shift logs, update operations documentation, and contribute to audit readiness
• Support compliance with IT policies, SLAs, and security protocols

What You ll Bring:

Education & Experience

• Bachelor s degree in Computer Science, IT, or related field
• (Or 4 additional years of relevant experience in lieu of degree)
• 5+ years in enterprise IT operations with Mainframe support experience

Technical Expertise

• Hands-on experience with CA7, JCL, ISPF, DB2 Basics, TSO, and Mainframe monitoring tools
• Familiarity with Java applications, Linux/AIX server environments
• Understanding of FTP, NDM, HMC, DFSMS, REXX, and SAN concepts
• Basic knowledge of job automation, system diagnostics, and cross-platform scheduling

Key Skills

• Strong communication and teamwork skills, especially under pressure
• Flexible and open to rotational shifts, including night/weekend support
• Solid analytical and troubleshooting skills with a customer-first attitude

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.