Cyber Network Engineer

We're Fiserv, a global leader in Fintech and payments, moving money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers millions of times daily—quickly, reliably, and securely. From credit card swipes to mobile payments and ATM withdrawals, we're involved.

About Your Role

You will lead the design, review, and governance of enterprise network security architectures that support cybersecurity strategy across hybrid and multi-cloud environments. You will define security standards, shape architectural direction, and drive adoption of modern security capabilities. Working closely with architects, engineers, and technology leaders, you will develop reference architectures and reusable patterns across cloud-based proxy technologies, IDS/IPS, Network Detection and Response, DNS security, DDoS protection, IPAM, load balancing, micro-segmentation, Zero Trust, automation, AI-enabled security capabilities, Infrastructure-as-Code, and Policy-as-Code.

Responsibilities

• Lead governance and security reviews for enterprise network security architectures across internal networks, infrastructure services, cloud environments, and perimeter domains
• Serve as a subject matter expert for network security technologies including cloud proxy, IDS/IPS, NDR, DNS security, DDoS protection, IPAM, load balancing, micro-segmentation, and Zero Trust
• Define and promote security standards, reference architectures, and reusable patterns for infrastructure, cloud, and application services
• Provide security guidance for complex initiatives, ensuring segmentation, threat prevention, visibility, and detection are built into solution designs
• Assess security risks and deliver strategic, risk-based recommendations to technology and business stakeholders
• Partner with engineering, infrastructure, cloud, and DevOps teams to embed security requirements into automation and CI/CD pipelines
• Evaluate security telemetry, threat intelligence, and AI-enabled capabilities to identify gaps, emerging threats, and opportunities to improve control effectiveness
• Drive continuous improvement of network security standards, governance processes, and architectural roadmaps

Requirements

• 6+ years of Information Security experience in financial institutions or similarly regulated industries, with a focus on network security engineering and architecture
• Deep knowledge of enterprise network environments, including routing, switching, network protocols, and hybrid infrastructure architectures
• Experience designing and governing security technologies including NGFW, cloud proxy, IDS/IPS, DNS security, DDoS protection, NDR, load balancing, IPAM, micro-segmentation, and Zero Trust
• Strong understanding of cybersecurity principles, threat landscapes, automation, AI-driven capabilities, and cloud platforms including Azure, AWS, and GCP
• Experience with Infrastructure-as-Code, Policy-as-Code, APIs, automation, and CI/CD integration
• Proven ability to conduct architecture reviews, assess risk, influence architectural decisions, and mentor engineers
• Bachelor’s degree in Information Technology, Computer Science, Information Security, or a related field, or equivalent professional or military experience

Qualifications

• Experience in the financial services industry
• Relevant certifications such as CCNP Security, PCNSE, CCIE, or equivalent

Schedule

This role is on-site Monday through Friday.

Pay

Salary Range: $128,000.00 - $216,000.00 (applies to employees in New Jersey and New York; pay ranges for other states may differ). For incentive-eligible associates, the successful candidate is eligible for an annual incentive opportunity, which may include a mix of cash bonus and equity awards at the Company’s discretion.

You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas (e.g., F-1 OPT/CPT/STEM, H-1B, H-2, TN) or requiring sponsorship now or in the future will not be considered.