Senior Enterprise Architect – Application Modernization & Cloud

Tri-Force Consulting Services, Inc.•New York, NY

19h•Hybrid

About The Position

The MTA is seeking a highly skilled Senior Enterprise Architect with deep expertise in application modernization, cloud-native design, and enterprise application portfolio management. This role focuses on hands‑on architecture execution—developing modern solutions, guiding cloud migrations, creating reusable standards, and partnering with engineering teams to modernize and streamline the application landscape. The architect will work primarily on both AWS, Azure and hybrid environments, supporting modernization roadmaps, technical debt reduction, and application lifecycle governance.

Requirements

Deep expertise in application modernization, cloud-native design, and enterprise application portfolio management.
Hands‑on architecture execution experience.
Experience developing modern solutions.
Experience guiding cloud migrations.
Experience creating reusable standards.
Experience partnering with engineering teams to modernize and streamline application landscapes.
Experience working on AWS, Azure and hybrid environments.
Experience supporting modernization roadmaps.
Experience supporting technical debt reduction.
Experience supporting application lifecycle governance.
Experience with microservices, APIs, event-driven, and containerization patterns.
Experience with Azure (AKS, Functions, APIM, PaaS).
Experience with Azure landing zone components and cloud governance configurations.
Experience defining infrastructure, integration, API, and data patterns for cloud adoption.
Experience supporting hybrid cloud integrations with Azure, AWS, and GCP.
Experience evaluating new cloud capabilities (AI, observability, DevSecOps, automation tools).
Experience with application portfolio management frameworks such as TIME or 6R.
Experience with ServiceNow APM/CMDB.
Experience maintaining application-level technical debt insights.
Experience with Infrastructure as Code (IaC) templates using Terraform, Bicep/ARM, or Pulumi.
Experience with CI/CD pipeline architecture using GitHub Actions, GitLab, or Jenkins.
Experience with automation and configuration management practices (Ansible, Chef, Puppet).
Experience applying cloud security best practices.
Experience integrating IAM/RBAC, network security, and Key Vault usage into designs.
Experience ensuring alignment with CIS, NIST, ISO 27001, and MTA security requirements.
Experience supporting cloud cost optimization efforts using Azure Advisor and FinOps guidelines.
Experience working closely with DevOps, Networking, Cybersecurity, Infrastructure, Finance, and Procurement teams.
Experience translating complex modernization concepts into clear, actionable guidance for business and technical stakeholders.
Experience participating in strategic planning, cloud strategy working sessions, and solution design workshops.
Bright, motivated, skilled, a difference-maker, able to get things done, work with minimum direction, enthusiastic, a thinker, able to juggle and multi-task, communicate effectively, and lead.

Nice To Haves

AWS Solutions Architect Expert certification
TOGAF certification
ITIL certification

Responsibilities

Develop, publish, and maintain application and integration architecture standards.
Create reusable modernization patterns (microservices, APIs, event-driven, containerization).
Contribute to reference architectures and ensure consistency across engineering teams.
Support solution architects and delivery teams in applying approved standards.
Design modernization paths for legacy applications: rehost, replatform, refactor, retire.
Architect cloud‑native and hybrid solutions primarily on Azure (AKS, Functions, APIM, PaaS).
Work hands‑on with engineering teams during design, PoCs, and early build phases.
Guide workload decomposition, domain boundaries, service design, and modernization roadmaps.
Build and evolve Azure landing zone components and cloud governance configurations.
Define infrastructure, integration, API, and data patterns for cloud adoption.
Support hybrid cloud integrations with Azure, AWS, and GCP where applicable.
Evaluate new cloud capabilities (AI, observability, DevSecOps, automation tools).
Perform architecture-led assessments using frameworks such as TIME or 6R.
Identify consolidation, migration, and retirement opportunities to reduce redundancy.
Partner with ServiceNow APM/CMDB to ensure accurate application inventory and lifecycle data.
Develop architecture metrics and dashboards supporting modernization progress.
Maintain application‑level technical debt insights across the portfolio.
Partner with product teams to prioritize remediation aligned with risk, business value, and modernization sequencing.
Provide guidance on remediation strategies, patterns, and target-state architecture alignment.
Contribute to IaC templates using Terraform, Bicep/ARM, or Pulumi.
Support CI/CD pipeline architecture using GitHub Actions, GitLab, or Jenkins.
Partner with DevOps teams to apply automation and configuration management practices (Ansible, Chef, Puppet).
Apply cloud security best practices and integrate IAM/RBAC, network security, and Key Vault usage into designs.
Ensure alignment with CIS, NIST, ISO 27001, and MTA security requirements.
Support cloud cost optimization efforts using Azure Advisor and FinOps guidelines.
Work closely with DevOps, Networking, Cybersecurity, Infrastructure, Finance, and Procurement teams.
Translate complex modernization concepts into clear, actionable guidance for business and technical stakeholders.
Participate in strategic planning, cloud strategy working sessions, and solution design workshops.