1

Operating System Engineer Jobs in Brooklyn, NY (NOW HIRING)

The Lead System Engineer (Windows OS Operations, Private Cloud) is a critical role responsible for ... This role serves as the technical authority for Windows operating system architecture, ensuring ...

The Lead System Engineer (Windows OS Operations, Private Cloud) is a critical role responsible for ... This role serves as the technical authority for Windows operating system architecture, ensuring ...

Senior Systems Engineer

Manhattan, NY · On-site

$115K - $157K/yr

They are seeking a Senior Systems Engineer to assist customers with system evaluations ... VAST Data offers an AI Operating System that integrates storage, database, and compute engine ...

Senior Systems Engineer

Manhattan, NY · On-site

$115K - $157K/yr

They are seeking a Senior Systems Engineer to assist customers with system evaluations ... VAST Data offers an AI Operating System that integrates storage, database, and compute engine ...

Senior Systems Engineer

Manhattan, NY · On-site

$115K - $157K/yr

They are seeking a Senior Systems Engineer to assist customers with system evaluations ... VAST Data offers an AI Operating System that integrates storage, database, and compute engine ...

Senior Systems Engineer

Manhattan, NY · On-site

$115K - $157K/yr

They are seeking a Senior Systems Engineer to assist customers with system evaluations ... VAST Data offers an AI Operating System that integrates storage, database, and compute engine ...

We are looking for a Software and Systems Engineer to help scale and maintain the Flows runtime ... You'll play a vital role in developing, deploying, and operating our backend services and ...

Senior Systems Engineer - New York

Manhattan, NY · On-site

$115K - $157K/yr

The Senior Systems Engineer will assist customers with evaluations, benchmarks, and system ... VAST Data offers an AI Operating System that integrates storage, database, and compute engine ...

Position Summary The Field Systems Engineer (FSE) is responsible for attending to service needs of ... Experience operating independently including managing schedules, customer expectations, and ...

Showing results 21-40

Operating System Engineer information

See Brooklyn, NY salary details

$56.3K

$133.8K

$175.6K

How much do operating system engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for operating system engineer in Brooklyn, NY is $133,767.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,000.00 and $165,100.00 per year, depending on experience, location, and employer.

What are some common challenges faced by operating system engineers when maintaining system stability in large-scale environments?

Operating System Engineers often encounter challenges such as managing software patching across diverse hardware, ensuring compatibility with legacy applications, and minimizing downtime during critical updates. In large-scale environments, balancing security with performance and reliability can be complex, especially when multiple teams depend on the systems. Effective communication with development, security, and IT operations teams is essential to address these issues proactively and maintain overall system stability.

What does an operating system engineer do?

An Operating System Engineer is responsible for designing, developing, maintaining, and optimizing operating systems that run on computers and servers. They work on the core components that manage hardware resources, enable software applications, and ensure system security and stability. Their duties often include writing system-level code, troubleshooting performance issues, implementing updates, and collaborating with hardware and software teams. Operating System Engineers play a critical role in ensuring that computing environments are efficient, reliable, and secure.

What is the difference between Operating System Engineer vs System Administrator?

AspectOperating System EngineerSystem Administrator
Primary FocusDesigning, developing, and optimizing operating systemsMaintaining, configuring, and supporting existing systems
Skills & CertificationsLinux/Unix, scripting, OS architecture, certifications like RHCE or Linux FoundationSystem management, network setup, troubleshooting, certifications like CompTIA Server+ or Microsoft Certified
Work EnvironmentDevelopment teams, R&D, engineering projectsIT support, data centers, enterprise environments
Industry UsageTech companies, hardware firms, software developmentCorporate IT, government agencies, healthcare, finance

While both roles involve working with operating systems, Operating System Engineers focus on designing and developing OS solutions, whereas System Administrators manage and support existing systems. The roles complement each other but serve different stages of the system lifecycle.

What are the key skills and qualifications needed to thrive as an operating system engineer?

To thrive as an Operating System Engineer, you need a deep understanding of computer science principles, operating system internals, and strong programming skills in languages like C, C++, or Rust, often backed by a relevant degree. Familiarity with kernel development, debugging tools, virtualization platforms, and experience with version control systems (such as Git) are typically required. Problem-solving abilities, attention to detail, and effective communication are soft skills that set top performers apart. These skills ensure the reliability, performance, and security of operating systems, which are foundational to all computing environments.
What are popular job titles related to Operating System Engineer jobs in Brooklyn, NY? For Operating System Engineer jobs in Brooklyn, NY, the most frequently searched job titles are:
What job categories do people searching Operating System Engineer jobs in Brooklyn, NY look for? The top searched job categories for Operating System Engineer jobs in Brooklyn, NY are:
What cities near Brooklyn, NY are hiring for Operating System Engineer jobs? Cities near Brooklyn, NY with the most Operating System Engineer job openings:
Infographic showing various Operating System Engineer job openings in Brooklyn, NY as of July 2026, with employment types broken down into 1% As Needed, 79% Full Time, 18% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $133,767 per year, or $64.3 per hour.

Sr. z/OS Systems Programmer, Vice President

MUFG Bank, Ltd.

New York, NY • Hybrid

$143K - $165K/yr

Full-time

Medical, Retirement, PTO

Re-posted 6 days ago


MUFG rating

8.1

Company rating: 8.1 out of 10

Based on 7 frontline employees who took The Breakroom Quiz


Job description

Do you want your voice heard and your actions to count?

Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), the 7th largest financial group in the world. Across the globe, we’re 120,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world.

With a vision to be the world’s most trusted financial group, it’s part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career.

Join MUFG, where being inspired is expected and making a meaningful impact is rewarded.

The selected colleague will work at an MUFG office or client sites four days per week and work remotely one day. A member of our recruitment team will provide more details.

Job Summary:

Provide high technical level for Mainframe Operating System Support. Maintain and manage all aspects of activities to support operating systems, mainframe network configurations, CICS/MQ subsystems, storage and backup subsystems in Mainframe Host. Manage activities to refresh, test and implement updates for IBM and third part vendor software on a regular basis. Provide system programming support for developers that require assistance in mainframe programming, CICS online systems, or batch subsystems. Provide support and problem resolution for the most complex and difficult areas of assigned system which includes mainframe operating systems Assume complete responsibility for the development and/or implementation of the most complex software/hardware projects. Provide highly technical support, training and assistance to developers or junior members of the team and Operating System users.

Major Responsibilities:

General Job scope:

Performs work that is complex and varied in nature. Defines and discerns key aspects of a problem and develops an integrated solution within a broad technical and business context of significant impact. May provide guidance/training to more junior staff.

Responsible for installation, implementation and maintenance of zSeries Hardware, IBM Operating System software, program products, and OEM program products or ESS system. Provide plans and procedures for installation, testing, and implementation of system software and program products. Prepare change notification and documentation for system software. Provide education for end users of system software. Coordinate efforts with other personnel.

Provide similar functions in CICS/MQ subsystems, storage subsystems and batch interface subsystems.

Provide software/hardware evaluations which would be of benefit to the Bank, its personnel and its customers. Prepare cost/benefit analysis.  

Provide an interface between hardware and software vendors for product evaluation, installation, diagnosis and other situations. Provide guidance to vendors, as well as provide an interface among multiple vendors. Maintain good working relationships with vendors and support personnel.  

Keep informed of new developments in data processing. Seek additional training and development courses. Stay in touch with peers and end users. Provide foresight and direction for the Service Centers.  

Participate in an on-call rotation.  

Provide hardware and software problem determination and resolution. Ensure that the highest quality, most effective and efficient level of service is provided to end users.

Provide the means to ensure the safety and integrity of valid system data. Maintain backup and recovery procedures necessary to provide system, program, and data integrity.  

Additional Information

Position typically requires a four-year college degree (e.g., B.A., B.S.) plus 7 years of technical experience in mainframe or Tandem systems programming with excellent understanding of online subsystems, Operating systems and a good command of mainframe host based TCP/IP technologies.

Description

Senior Mainframe Engineer- Operating Systems Programmer to maintain and support z/OS and third party software.

Qualifications

15+ years MVS systems programming experience in a multi-system environment. 

Job requires in-depth experience with parallel sysplex, coupling facility, I/O gens, HCM & HCD, z/OS, JES2, GRS, CA1, CA7, and CA11. 

In-depth understanding of mainframe storage technology (EMC), including replication technologies.

The typical base pay range for this role is between $143K - $165K depending on job-related knowledge, skills, experience and location. This role may also be eligible for certain discretionary performance-based bonus and/or incentive compensation. Additionally, our Total Rewards program provides colleagues with a competitive benefits package (in accordance with the eligibility requirements and respective terms of each) that includes comprehensive health and wellness benefits, retirement plans, educational assistance and training programs, income replacement for qualified employees with disabilities, paid maternity and parental bonding leave, and paid vacation, sick days, and holidays. For more information on our Total Rewards package, please click the link below.

MUFG Benefits Summary

The above statements are intended to describe the general nature and level of work being performed. They are not intended to be construed as an exhaustive list of all responsibilities duties and skills required of personnel so classified. We are proud to be an Equal Opportunity Employer and committed to leveraging the diverse backgrounds, perspectives and experience of our workforce to create opportunities for our colleagues and our business. We do not discriminate on the basis of race, color, national origin, religion, gender expression, gender identity, sex, age, ancestry, marital status, protected veteran and military status, disability, medical condition, sexual orientation, genetic information, or any other status of an individual or that individual’s associates or relatives that is protected under applicable federal, state, or local law.

What MUFG employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


MUFG logo

About MUFG

Sourced by ZipRecruiter

Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), the 6th largest financial group in the world. Across the globe, we're 160,000 colleagues, striving to make a difference for every client, organization, and community we serve. We stand for our values, building long-term relationships, serving society, and fostering shared and sustainable growth for a better world. With a vision to be the world's most trusted financial group, it's part of our culture to put people first, listen to new and diverse ideas and collaborate toward greater innovation, speed and agility. This means investing in talent, technologies, and tools that empower you to own your career.

Industry

Banking and credit intermediation

Company size

10,000+ Employees

Headquarters location

New York, NY, US

Social media