Fiserv

Principal Linux Architect

Fiserv$130K — $160K *
Information Technology
11 - 15 years of experience
Job Overview by Ladders

Qualifications

  • 12+ years of Linux engineering experience; 8+ years in enterprise architecture.
  • Expert knowledge of Linux, cloud, automation, security, networking, and storage.
  • 5+ years of experience with enterprise-scale automation and Infrastructure as Code.
  • Strong written and verbal communication skills for technical and executive audiences.
  • Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent experience.

Responsibilities

  • Develop enterprise Linux architecture standards and roadmaps.
  • Lead architecture reviews and approve strategic designs across business units.
  • Design resilient Linux infrastructure for mission-critical financial systems.
  • Drive adoption of Infrastructure as Code using automation tools like Terraform and Ansible.
  • Architect frameworks for provisioning, configuration management, and compliance validation.
  • Lead multi-cloud Linux strategies across AWS, Azure, and GCP.
  • Mentor senior engineers and technical leaders throughout the organization.

Benefits

  • Emphasis on in-person collaboration to enhance career growth.
  • Opportunity to shape the future of fintech.
  • Dynamic environment requiring interaction with various teams and executives.
Full Job Description
Job Title
Principal Linux Architect

About your role:

Fiserv is seeking a highly experienced Principal Linux Architect to provide strategic leadership for enterprise Linux platforms across on-premises, cloud, and hybrid environments.

What you'll do:
  • Develop enterprise Linux architecture standards, roadmaps, and reference architectures.
  • Lead architecture reviews and approve strategic platform designs impacting multiple business units.
  • Design highly available, scalable, and resilient Linux infrastructure supporting mission-critical payment and financial systems.
  • Drive adoption of Infrastructure as Code using Terraform, Ansible, and related automation tools.
  • Architect enterprise automation frameworks for provisioning, configuration management, patching, and compliance validation.
  • Lead hybrid cloud and multi-cloud Linux strategies across AWS, Azure, and GCP.
  • Design and govern container platforms including Kubernetes and OpenShift.
  • Define Linux operating system standards, hardening baselines, lifecycle management processes, and security controls.
  • Partner with Information Security teams on PCI-DSS, SOX, NIST, FFIEC, and audit requirements.
  • Provide executive-level guidance regarding platform modernization, technical debt reduction, and infrastructure investment priorities.
  • Establish observability, monitoring, reliability, and disaster recovery standards.
  • Serve as highest-level escalation point for complex Linux performance, stability, networking, storage, and operating system issues.
  • Drive Site Reliability Engineering (SRE) practices and service-level objectives (SLOs).
  • Mentor senior engineers, architects, and technical leaders across the organization.
  • Evaluate emerging technologies and recommend strategic adoption plans.
  • Lead large-scale datacenter migrations, cloud transformations, platform consolidations, and modernization initiatives.
  • Collaborate with application, infrastructure, security, and business leaders to align technology strategy with business objectives.
  • Create governance processes ensuring consistency, security, and operational excellence across enterprise Linux environments.


Experience you'll need to have:
  • 12+ years Linux engineering experience; 8+ years enterprise architecture experience; expert knowledge of Linux, cloud, automation, security, networking, storage, and platform engineering.
  • 5+ years of experience with enterprise-scale automation and Infrastructure as Code.
  • Strong written and verbal communication skills with ability to engage technical and executive audiences.
  • Bachelor's degree in Computer Science, Engineering, Information Technology, or related discipline, or equivalent military/work experience.


Experience that would be great to have:
  • Financial services, fintech, banking, or highly regulated industry experience.
  • Experience leading enterprise cloud transformation initiatives.
  • Hands-on experience with: OpenShift, Kubernetes, Service Mesh technologies, Observability platforms
  • Experience supporting large-scale, multi-datacenter environments.
  • Relevant certifications such as: Red Hat Certified Architect (RHCA), AWS Solutions Architect Professional, Microsoft Azure Solutions Architect Expert, Certified Kubernetes Administrator (CKA) &/or Terraform Associate.
  • Experience with CIS benchmarks.


How you'll work:
  • Fiserv emphasizes in-person collaboration to help you grow your career while shaping the future of fintech; this role is on-site Monday through Friday.
  • This role requires use of a computer and audio equipment.


Travel:
  • Approximately 15% travel off-site or to other office locations is expected.


Sponsorship:
  • In order to be considered, you must be legally authorized to work in the U.S. without need for visa sponsorship now or in the future.


#LI-CD1
#LinuxArchitect #PrincipalArchitect #EnterpriseArchitecture #LinuxEngineering #InfrastructureArchitecture #Kubernetes #OpenShift #RedHat #RHEL #HybridCloud
#SystemsArchitecture

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island, Vermont, Virginia, Maine or Washington.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv. Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

About Fiserv

CashEdge(R) provides infrastructure that global financial institutions rely on to extend their online channels and enhance customer profitability. CashEdge delivers secure Online Money Movement and Advanced Account Aggregation platforms that power specialized retail banking and advisor applications. These proven solutions enable CashEdge's clients to create compelling online offerings that attract customers, generate revenues, and reduce costs. CashEdge serves top-tier financial institutions around the world. Clients and partners include Vanguard, RBC Financial Group, CIBC, Yahoo! Finance, Digital Insight, First Data, TD Canada Trust, NYCE, Laurentian Bank, Financial Fusion and Corillian. CashEdge has offices in New York and Silicon Valley.

Fiserv Careers

Join the Fiserv team today and be part of a dynamic company known for innovation, leadership, and a commitment to the professional growth of its employees. At Fiserv, we offer more than just job opportunities; we provide a platform where skills are honed, leadership is cultivated, and career aspirations are achieved. Work You’ll Do At Fiserv, we are constantly on the lookout for talented individuals eager to thrive in a culture that fosters growth and diversity. Our team is composed of professionals who lead the way in financial services technology. By joining us, you will collaborate with some of the brightest minds in the industry, working together to solve complex challenges and deliver innovative solutions that impact millions of people every day. Explore Our Job Opportunities Whether you're seeking an entry-level position or a more senior role, Fiserv offers a range of career paths in areas such as software development, project management, financial analysis, and client services. Our hiring process is designed to identify and attract individuals who are not only technically proficient but who also embody our values of integrity and responsibility. Internship Programs Kickstart your career with a Fiserv internship. Our internships provide invaluable workplace experience and networking opportunities that often lead to full-time employment. As an intern, you’ll gain hands-on experience while working on meaningful projects that directly contribute to the company’s goals. Benefits and Culture Fiserv is committed to the well-being and continuous development of our employees. We offer competitive benefits including health, dental, and vision insurance, as well as opportunities for professional development through leadership training and diversity programs. Our culture is one of inclusion, where every team member is valued and has the opportunity to contribute to our success. Career Growth and Development We believe in nurturing the potential of our employees through career development initiatives and continuous learning opportunities. At Fiserv, you will find a supportive environment where you can grow your career through on-the-job experiences, mentoring, and formal training. Stay Connected Join Our Team Search open positions that match your skills and interests. We look for passionate, curious, creative, and solution-driven team players. Start your journey with Fiserv today and help shape the future of financial services. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. Job Alert Emails Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. Discover the exciting and rewarding career opportunities that await at Fiserv. Explore, innovate, and grow with Fiserv. Let your career journey begin here, where you can make a real difference in the world of finance.
Learn more about Fiserv
Size
44,000 employees
Market Cap
$63.4 billion
Industry
Net Income
$958 million
Founded
1984
5 Year Trend
+24.1%
Revenue
$14.8 billion
NASDAQ

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