**Job Title:** Java/Integration Specialist – OSS **Location:** Anywhere in the U.S. (Preference for California) **Job Type:** Contract / Full-Time **Job Description** We are looking for a skilled **Java/Integration Specialist** with strong full-stack engineering experience to design, build, and support **integrations and adapters between OSS platforms and network elements** . The ideal candidate will have deep expertise in **Java development** , solid understanding of integration frameworks, and experience working in telecom or OSS environments. **Responsibilities** + Design, develop, and maintain **integrations/adapters** between OSS systems and network elements. + Build robust, scalable, and secure applications using **Java and full-stack technologies** . + Collaborate with OSS architects, network engineers, and operations teams to gather requirements and implement solutions. + Troubleshoot, optimize, and enhance existing integration frameworks. + Ensure compliance with coding standards, best practices, and security guidelines. + Document technical designs, workflows, and integration points. **Qualifications** + **5+ years** of hands-on experience in **Java development** (Core Java, J2EE, Spring/Spring Boot). + Strong background in **integration development** (APIs, web services, REST/SOAP, JMS, middleware, or ESB). + Experience creating **adapters/interfaces with OSS and network elements** . + Full-stack development experience (front-end + back-end, Angular/React, databases). + Strong debugging, problem-solving, and performance tuning skills. + Excellent communication and teamwork abilities. **Preferred Qualifications** + Experience in the **OSS domain** (network inventory, service provisioning, device management). + Familiarity with **telecom protocols (SNMP, NETCONF, TR-069, etc.)** . + Exposure to cloud-native architectures (Docker, Kubernetes, microservices). + Based in **California** or open to relocation (preferred). ManpowerGroup is committed to providing equal employment opportunities in a professional, high quality work environment. It is the policy of ManpowerGroup and all of its subsidiaries to recruit, train, promote, transfer, pay and take all employment actions without regard to an employee's race, color, national origin, ancestry, sex, sexual orientation, gender identity, genetic information, religion, age, disability, protected veteran status, or any other basis protected by applicable law.