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Mainframe System Engineer Jobs in Maryland (NOW HIRING)

Peraton

Senior Software Automation Engineer

Lanham, MD · On-site

$80K - $128K/yr

This position supports the IRS Enterprise System Testing (EST) program , which provides ... Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client ...

Peraton

Senior Software Automation Engineer

Lanham, MD · On-site

$110K - $143K/yr

This position supports the IRS Enterprise System Testing (EST) program , which provides ... Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client ...

Peraton

Senior Software Automation Engineer

Lanham, MD · On-site

$110K - $143K/yr

This position supports the IRS Enterprise System Testing (EST) program , which provides ... Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client ...

OBXtek

Systems Programmer JCL z/OS DB2

Woodlawn, MD

Deploy application code from the Enterprise Software engineering Facility (ESEF) validation ... Perform DB2 binds and implement CICS and IDMS changes on the z/OS mainframe operating system. This ...

Serigor, Inc.

Senior .NET Developer (Onsite)

Columbia, MD · On-site

$53.75 - $70.75/hr

... systems, APIs, database modernization, DevOps, and cloud platforms. This role involves working ... Experience supporting Mainframe modernization, automated code conversion, and enterprise ...

OBXtek

Systems Programmer JCL z/OS DB2

Woodlawn, MD · On-site

Deploy application code from the Enterprise Software engineering Facility (ESEF) validation ... Perform DB2 binds and implement CICS and IDMS changes on the z/OS mainframe operating system. This ...

Peraton

Senior Software Test Engineer

Lanham, MD · On-site

$110K - $143K/yr

This position supports the IRS Enterprise System Testing (EST) program, which provides ... Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client ...

Peraton

Senior Software Test Engineer

Lanham, MD · Hybrid

$110K - $143K/yr

This position supports the IRS Enterprise System Testing (EST) program , which provides ... Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client ...

Peraton

Senior Software Test Engineer

Lanham, MD · Hybrid

$110K - $143K/yr

This position supports the IRS Enterprise System Testing (EST) program , which provides ... Conduct functional and/or integration testing of multiple programs in an IBM mainframe, client ...

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Mainframe System Engineer information

What is a mainframe system engineer?

A Mainframe System Engineer is an IT professional responsible for the installation, configuration, maintenance, and optimization of mainframe computer systems. These engineers ensure that mainframes—powerful computers used by large organizations for critical applications—run efficiently, securely, and reliably. Their duties often include managing system software, troubleshooting hardware or software issues, applying patches, and supporting upgrades. They also work closely with other IT teams to ensure the mainframe integrates seamlessly with other business systems and meets organizational needs.

What are the key skills and qualifications needed to thrive as a mainframe system engineer?

To thrive as a Mainframe System Engineer, you need expertise in mainframe operating systems (such as z/OS), programming languages (like COBOL, JCL, and Assembler), and a bachelor's degree in computer science or a related field. Familiarity with mainframe management tools (e.g., IBM z/OS tools, ISPF, SDSF), performance monitoring systems, and relevant certifications such as IBM Certified System Programmer are highly valued. Strong problem-solving abilities, attention to detail, and effective communication skills set outstanding engineers apart. These competencies are crucial to ensure the stability, security, and efficiency of critical enterprise computing environments.

What are some of the common challenges mainframe system engineers face when integrating legacy systems with modern technologies?

Mainframe System Engineers often encounter challenges when integrating legacy mainframe systems with newer technologies, such as ensuring compatibility between old and new platforms, managing data migration without disrupting business operations, and maintaining system security. Additionally, they must balance the need to support existing business processes with the push for innovation, often requiring in-depth troubleshooting and collaboration with software developers and IT teams. Staying updated on both legacy and emerging technologies is crucial for successfully navigating these integration projects.

What is the difference between Mainframe System Engineer vs Mainframe Developer?

AspectMainframe System EngineerMainframe Developer
Primary RoleMaintains and supports mainframe systems, ensuring stability and performanceDesigns, codes, and tests mainframe applications and software
CertificationsIBM certifications, OS/390, z/OS certificationsProgramming language certifications (COBOL, PL/I), software development certifications
Work EnvironmentData centers, IT infrastructure teams, mainframe environmentsDevelopment teams, software labs, project-based settings
Employer & Industry UsageFinancial institutions, government agencies, large enterprisesFinancial services, insurance, retail, and other sectors using mainframe apps

While Mainframe System Engineers focus on maintaining and supporting mainframe systems, Mainframe Developers are responsible for creating and modifying mainframe applications. Both roles often collaborate but serve different functions within mainframe environments.

Are mainframe system engineers in demand?

Mainframe system engineers are in steady demand due to the continued reliance of large organizations on mainframe systems for critical operations. They require specialized skills in mainframe hardware, operating systems, and programming languages like COBOL, with certifications often enhancing job prospects. The role remains essential in industries such as finance, government, and healthcare.

What cities in Maryland are hiring for Mainframe System Engineer jobs?

Cities in Maryland with the most Mainframe System Engineer job openings:

Mainframe System Engineer jobs near you

Enterprise Systems Engineer - Enterprise Architecture

Bethesda, MD • On-site

Noblis
See more jobs at Noblisexternal

$114K - $142K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 29 days ago

Job description

Responsibilities
Noblis is seeking an experienced Enterprise Systems Engineer to work in dynamic mission-oriented environment within Bethesda, Maryland. A successful candidate will be responsible for developing and implementing enterprise architecture frameworks, governance processes, and technical solutions that align with organizational objectives.
Job Responsibilities:
  • Provide technical leadership and high-level programmatic direction in enterprise architecture and business process management.
  • Develop architecture baselines and conduct analysis of transition planning.
  • Establish and implement enterprise architecture governance frameworks and standards.
  • Lead architecture and engineering teams responsible for development and maintenance of enterprise architectures.
  • Perform technical analysis and risk identification for transformation of distributed and mainframe environments.
  • Support business process improvements and systems analysis for missions, systems, and fiscal requirements.
  • Apply unique information technology portfolio assessment techniques to support budget precedence and technical priority decision making.
  • Develop enterprise architecture products including DoDAF or TOGAF compliant architecture views.

Required Qualifications
  • Must be a U.S. citizen and have an active Top Secret Clearance with SCI and CI Polygraph.
  • Typically requires a BS degree and 12+years of prior relevant experience OR Masters degree with 10+ years of prior relevant experience OR Associates degree with 15+ years of prior relevant experience OR HS Degree with 18+ years of prior relevant experience.
  • Experience designing scalable and secure architectures that support current and future business needs.
  • Experience working with Enterprise Architecture (EA) frameworks and governance (e.g., UAF, TOGAF, Zachman, DoDAF).
  • Familiarity with Systems Modeling Language (SysML) or Unified Modeling Language (UML) and Model-Based Systems Engineering (MBSE).
  • Experience in developing products such as an Enterprise Architecture Baseline that captures the "as-is" state of the client's IT enterprise; an Enterprise Architecture Future State that illustrates the "to be" state of the client's IT enterprise; and an Enterprise Architecture Transition Plan that provides artifacts to incrementally transition the client's enterprise architecture from the as-is state to the to be future state.
  • Work closely with cross-functional teams, including content providers, content consumers, developers, engineers, and business analysts.
  • Strong knowledge of systems engineering methodologies.

Desired Qualifications
  • Experience providing business process modeling.
  • Experience gathering, addressing, and reporting on requirements.
  • Experience accomplishing risk assessment and management.
  • Experience ensuring enterprise systems connectivity and interoperability across diverse technology environments.
  • Experience implementing governance frameworks that ensure data quality, security, and compliance with regulatory requirements.
  • Experience with Model-Based Systems Engineering tools (e.g., MagicDraw, Rational Rhapsody, Cameo, Genesys, etc.).
  • Experience designing and / or implementing Zero Trust frameworks, playbooks, and architectures.

Overview
Overview
Noblis and our wholly owned subsidiaries, Noblis ESI and Noblis MSD, take on some of the nation's toughest challenges, delivering advanced solutions to our customers' most critical missions. We bring together leading scientific, engineering, and management expertise in a culture grounded in objectivity and collaboration, ensuring our work creates lasting impact across federal missions.
We work with a broad range of government agencies in the defense, intelligence, and federal civilian sectors. Learn more and find opportunities at careers.noblis.org
Why Work at Noblis
At Noblis, we share a passion for excellence and innovation, and we create an environment where people can do meaningful work while maintaining the balance that keeps them energized and fulfilled. We seek out individuals with a natural curiosity and desire to collaborate and learn. We believe our people are our greatest strength, and we consistently seek exceptionally skilled, mission-driven professionals who care deeply about doing work that enriches lives and makes our nation safer.
Noblis has earned numerous workplace awards for our culture, our commitment to employee well-being, and our dedication to meaningful, impactful work. We also maintain a drug-free workplace.
Remote/hybrid status is subject to change based on Noblis and/or government requirements.
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to race, color, ethnicity, sex, age, national origin, religion, physical or mental disability, pregnancy/childbirth and related medical conditions, veteran or military status, or any other characteristics protected by applicable federal, state, or local law.
If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact us.
EEO is the Law | E-Verify | Right to Work
Total Rewards
At Noblis we recognize and reward your contributions, provide you with growth opportunities, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, and work-life programs. Our award programs acknowledge employees for exceptional performance and superior demonstration of our service standards. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in our benefit programs. Other offerings may be provided for employees not within this category. We encourage you to learn more about our total benefits by visiting the Benefits page on our Careers site.
Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. The projected compensation range for this position is based on full time status. For part time or on-call staff, compensation is proportionately adjusted based on hours worked. While monetary compensation is important, it's just one component of Noblis' total compensation package.
Posted Salary Range
USD $146,200.00 - USD $228,400.00 /Yr.

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