Senior Enterprise Architect — Hybrid Cloud & Security

Stefanini Group; Dover (DE); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Stefanini Group is seeking a Senior Enterprise Architect to design, secure, and modernize systems for state-wide tolls and credentials in Dover, DE. This hands-on, senior role sets technical direction and also builds, reviews, and troubleshoots across mainframe to real-time cloud platforms, touching security, data privacy, and regulatory compliance.

You’ll lead the architecture for divisions like Transit, DMV, and Tolls, shaping reference architectures, API designs, and data integrations while

Qualifications

• Bachelor’s degree in CS, IS, engineering or related field; equivalent experience may substitute year for year.
• 10+ years IT experience, including at least 5 years in an architecture, senior systems engineering or technical lead role.
• Hands-on experience with at least one major cloud platform (AWS, Azure or Google Cloud) in production.
• Knowledge of security frameworks such as NIST CSF, NIST SP 800-53 or ISO 27001, and of implementing their controls.
• Experience with networking, identity and access management, Linux and Windows server environments, and relational databases.
• Ability to pass a criminal background check and fingerprinting, including CJIS-level screening.

Responsibilities

• System design and architecture: Define target-state architectures for division systems and the shared platforms that connect them; lead design reviews and produce architecture decision records, reference architectures and integration patterns.
• Security: Embed security into architecture from the start, including zero trust, IAM, segmentation and encryption; lead security architecture reviews for new systems and major changes; align with NIST CSF and PCI DSS, CJIS, DPPA compliance.
• Systems engineering: Apply systems engineering practice across the lifecycle; follow FHWA guidance; define and manage interface control documents; guide testing strategy including integration, performance, failover and UAT.
• Cloud and infrastructure: Shape and execute cloud strategy across AWS, Azure or GCP; design hybrid architectures; champion infrastructure as code, CI/CD, containerization; drive cost management and right-sizing; support FedRAMP and StateRAMP evaluations.
• Vendor, procurement and leadership: Write and review technical requirements for RFPs; oversee vendors and system integrators; set technical standards; translate risk into executive recommendations.

Skills

Explain technical tradeoffs

Threat modeling

Architecture diagrams

Lead across divisions

Education

Bachelor's degree in CS/IS/Engineering

Tools

AWS

Azure

Google Cloud Platform

Job description

Stefanini Group is seeking a Senior Enterprise Architect to design, secure, and modernize systems for state-wide tolls and credentials in Dover, DE. This hands-on, senior role sets technical direction and also builds, reviews, and troubleshoots across mainframe to real-time cloud platforms, touching security, data privacy, and regulatory compliance.

You’ll lead the architecture for divisions like Transit, DMV, and Tolls, shaping reference architectures, API designs, and data integrations while