Oracle Fusion PaaS Extension Architect

2 days ago Be among the first 25 applicants

An exceptional opportunity for an Oracle Fusion PaaS Extension Architect to join a leading international company that protects water quality around the world.

This position will suit an experienced Oracle Fusion Architect with fluent English language skills, who has set up PaaS environments and would enjoy involvement in a global implementation, from EBS/Infor to Fusion Cloud.

The Opportunity

Motivated by the highest possible stakes of climate change and global health, at Hach ( a Veralto company, we’re working together with customers to find innovative technologies that guarantee the safety of our water and our environment.

Reporting to the Senior Manager Business Application EU the Oracle Fusion PaaS Extension Architect is responsible for owning the target architecture and guardrails for Oracle Fusion Cloud extensions built on Oracle PaaS (“PaaS4SaaS”). Ensuring extensions are secure, upgrade‑safe, observable, and cost‑efficient, with clean interfaces to Fusion and surrounding systems.

This hybrid position is most ideally located in Berlin or Dusseldorf with a mixture of on-site and home working (we could help relocate within Germany).

In this role, a typical day will look like:

• Architecture ownership & guardrails: Define reference architectures, patterns, and re‑usable building blocks for PaaS extensions; maintain a standards catalogue and quality gates
• Solution design & reviews: Lead/approve solution designs; run architecture/design reviews; ensure separation from Fusion core and adherence to PaaS4SaaS principles
• Integration & data architecture: Define API strategy, resource models, versioning, idempotency, and eventing; steward contract ownership (OpenAPI/AsyncAPI) and data flows between Fusion, OIC, and extensions
• Security & compliance: Define AuthN/Z models (OAuth2/OIDC, IDCS/OCI IAM), data classification, secrets management, and tenancy/compartment strategy; support GDPR/SOX controls and pen‑test remediation
• Non‑functional requirements: Establish SLOs/SLIs; design for performance, resilience, scalability, and observability; plan capacity and disaster recovery
• Release readiness: Own the quarterly‑update readiness process for extensions; define impact checks, smoke/contract tests, and rollback strategies; chair go/no‑go from an architecture perspective
• Engineering enablement: Standardize CI/CD, testing strategy, and IaC (Terraform/OCI Resource Manager); curate templates, starter repos, and coding standards for APEX/VBCS/ORDS.
• Cost management (FinOps): Forecast and monitor OCI consumption; enforce cost guardrails; optimize storage/compute patterns.
• Documentation & knowledge: Produce ADRs, diagrams (C4/sequence), runbooks, and architecture decision logs; mentor engineers; lead brown‑bag sessions.
• Vendor & stakeholder management: Evaluate partners and tools, drive make/buy decisions, and align stakeholders across IT and business.

The essential requirements of the job include:

• 5-7+ years in cloud or integration architecture, with 3+ years hands‑on in Oracle PaaS for Fusion
• Strong hands‑on depth in several of: Oracle APEX, VBCS/VB Studio, ORDS, OIC, Autonomous DB (SQL/PL/SQL), OCI services
• Expert API design and integration patterns: REST/JSON, SOAP/XML, event‑driven designs, versioning, idempotency; OpenAPI/AsyncAPI
• Identity and security: OAuth2/OIDC, IDCS/OCI IAM, policy design, secrets management, network basics (VCN, WAF)
• Observability and reliability: logging, metrics, tracing, alerting; SLO/SLI design; incident/Problem management
• CI/CD and automation: Git workflows, pipelines, artifact/version management, automated testing (unit, API/contract, E2E smoke), Terraform/OCI RM
• Excellent communication and stakeholder management; able to translate between business and engineering
• Fluent English (written/spoken)

Preferred Qualifications:

• Oracle certifications (OCI Architect, APEX, OIC) or equivalent
• Experience in regulated environments (SOX, GDPR) and auditability
• SRE and FinOps exposure; performance tuning at SQL/APEX/VBCS and API levels
• Test automation at scale (REST Assured, Playwright, JUnit/pytest) and contract testing (Pact)
• German language skills are a plus in DACH environments, but not critical

About Hach

Motivated by the highest possible stakes of climate change and global health, we’re working together within a rapidly digitizing industry to find innovative technologies that guarantee the safety of our water and our environment. More about us:

Hach is proud to part of the Water Quality segment of Veralto ( | NYSE: VLTO), a Fortune 500 $5B global leader dedicated to ensuring access to clean water, safe food and medicine, and trusted essential goods.

When you join Veralto’s vibrant global network of >16,500 associates, you join a unique culture and work environment where purpose meets possibility: where the work you do has an everyday impact on the resources and essentials we all rely on, and where you’ll have valuable opportunities to deepen your skillset, pursue your ambitions, and grow your career. Together, we’re Safeguarding the World’s Most Vital Resources — and building rewarding careers along the way.

Seniority level

• Associate

Employment type

• Full-time

Job function

• Information Technology
• Industries

Referrals increase your chances of interviewing at Hach by 2x

Solutions Architect & Consultant (m/w/d)

Senior Manager / Lead Application & System Architect – Industrial Systems (f/m/d)

We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.

#J-18808-Ljbffr