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Senior Mainframe Developer Jobs in Fallston, MD (NOW HIRING)

ICF

Senior Enterprise Architect

Baltimore, MD · On-site

... managers, engineers, and governance teams to align architecture with organizational goals ... mainframe, distributed, or hybrid environments Working at ICF ICF is a global advisory and ...

Technogen

Senior System Architect EDI

Linthicum, MD · On-site

Works with developers to define, build consensus around, and implement enterprise system and ... A minimum of ten (10) years of experience with architecting large scale Mainframe/Java enterprise ...

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Senior Mainframe Developer information

See Fallston, MD salary details

$37

$56

$64

How much do senior mainframe developer jobs pay per hour?

As of Jul 16, 2026, the average hourly pay for senior mainframe developer in Fallston, MD is $56.25, according to ZipRecruiter salary data. Most workers in this role earn between $52.79 and $61.44 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Mainframe Developer, and why are they important?

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are some common challenges faced by Senior Mainframe Developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What are Senior Mainframe Developers?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.
What cities near Fallston, MD are hiring for Senior Mainframe Developer jobs? Cities near Fallston, MD with the most Senior Mainframe Developer job openings:
Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Fallston, MD as of July 2026, with employment types broken down into 80% Full Time, 10% Part Time, 1% Temporary, and 9% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $117,007 per year, or $56.3 per hour.
Senior Enterprise Architect

Senior Enterprise Architect

ICF

Baltimore, MD • On-site

Full-time

Re-posted 12 days ago

Job description

We are seeking an Enterprise Architect to provide architecture leadership across a complex enterprise IT environment undergoing modernization, governance maturation, and cross-system coordination. This role operates in a large, regulated setting where technical decisions must align with mission priorities, enterprise standards, and long-term operational objectives.


This architect will guide architectural alignment across initiatives, assess solution options, and help connect strategy, governance, and execution. The role is intended for someone who can operate above the project level, work across business and technical teams, and bring structure to architecture decisions in a multi-stakeholder environment.


Job Location
Hybrid, with periodic onsite support as needed in Baltimore, Maryland.


What You'll Be Doing
Lead enterprise architecture support across strategic initiatives, modernization efforts, and governance activities
Assess current-state and target-state architectures to improve alignment, standardization, and technical coherence
Support analysis of alternatives, solution evaluations, and architectural recommendations for enterprise decision-making
Advise program and product teams on architecture standards, integration patterns, and technical tradeoffs
Coordinate with business stakeholders, program managers, engineers, and governance teams to align architecture with organizational goals
Contribute to roadmaps, technical assessments, white papers, and architecture-related planning materials
Support architecture input to governance boards, investment discussions, and portfolio prioritization activities
Promote compliance with enterprise standards, interoperability requirements, and sound system design principles


What You Must Have
Bachelor's degree in computer science, information technology, engineering, or a related field
10+ years of experience working with enterprise-level infrastructure, applications, or platforms in a large organizational environment
10+ years of experience in enterprise architecture, solution architecture, or technical architecture roles


Preferred Qualifications
Master's degree in computer science, information technology, engineering, or a related field
TOGAF certification
ITIL Foundation, CompTIA Network+, or equivalent certification

6+ years of experience conducting architecture assessments, technical evaluations, or analysis of alternatives
6+ years of experience supporting systems integration, interoperability planning, or cross-platform architecture
6+ years of experience producing architecture artifacts such as roadmaps, standards, diagrams, decision papers, or technical recommendations
6+ years of experience supporting governance processes, architecture review boards, or enterprise decision forums
6+ years of experience working in a federal environment or similarly regulated enterprise setting
6+ years of experience supporting identity, access, security, or standards-alignment considerations in enterprise architecture

4+ years of experience supporting portfolio modernization, shared services, or enterprise platform initiatives
4+ years of experience supporting architecture decisions involving cloud, mainframe, distributed, or hybrid environments

Working at ICF

ICF is a global advisory and technology services provider, but we're not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.

We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer.Together, our employees are empowered to share theirexpertiseand collaborate with others to achieve personal and professional goals. For more information, please read ourEEOpolicy.

We will consider for employment qualified applicants with arrest and conviction records.

Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals withsincerely heldreligious beliefs, in all phases of the application and employment process. To requestan accommodation,please emailCandidateaccommodation@icf.comand we will be happy toassist. All information you provide will be kept confidential and will be used only to the extentrequiredto provide needed reasonable accommodations.

Read more aboutworkplacediscriminationrightsor our benefit offerings which are included in theTransparency in (Benefits) CoverageAct.

Candidate AI Usage Policy

At ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate orassistwith responses during interviews (whether in-person or virtual) is notpermitted. This policy is in place tomaintainthe integrity and authenticity of the interview process.

However, we understand that some candidates may require accommodationthat involves the use of AI. Ifsuch anaccommodation is needed, candidates are instructed to contact us in advance atcandidateaccommodation@icf.com. Weare dedicated to providingthe necessary support to ensure that all candidates have an equal opportunity to succeed.


Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.

The pay range for this position based on full-time employment is:

$144,381.00 - $245,448.00Maryland Client Office (MD88)

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