<p><strong>Machine Learning Engineer II </strong>(Contract)</p><p><strong>Location: </strong>Hybrid – Philadelphia, PA <strong>or </strong>Washington, DC | Onsite 3–4 days per week</p><p><strong>Assignment Length:</strong> 38 Weeks, Potential for Extension</p><p><strong>Position Overview</strong></p><p>We are seeking a <strong>Research / Machine Learning Engineer II</strong> to support advanced AI/ML initiatives across large-scale consumer-facing platforms, including Search, Browse, Personalization, Campaign Management, and Voice/NLP technologies. This role is heavily focused on <strong>model validation, quality, and automation</strong>, with an emphasis on building and enhancing machine learning models that validate and support AI-driven tools developed by engineering teams.</p><p>The ideal candidate brings a strong quality mindset, hands-on experience with machine learning models, and a deep interest in testing and validating large language models (LLMs) and AI systems in production-like environments.</p><p><strong>Key Responsibilities</strong></p><ul><li>Design, build, and enhance <strong>machine learning models primarily used for validation and quality assurance</strong> of AI/ML-driven tools.</li><li>Develop models that assist in testing, validating, and improving automation frameworks used by engineering and tooling teams.</li><li>Enhance and support existing AI/ML automation tools, including those working with <strong>speech and NLP data</strong>.</li><li>Implement <strong>prompt-based interactions with Large Language Models (LLMs)</strong> to support validation and test use cases.</li><li>Research, evaluate, and experiment with various ML models across multiple domains to determine best-fit solutions.</li><li>Contribute software development efforts toward <strong>proof-of-concept initiatives</strong> in AI/ML, NLP, and related strategic areas (e.g., Computer Vision where applicable).</li><li>Collaborate closely with cross-functional engineering, tooling, and SDET teams across multiple locations.</li><li>Support and mentor engineering teams by promoting modern software development, data practices, and quality-driven AI development.</li><li>Ensure AI/ML solutions meet expectations for <strong>performance, reliability, scalability, and product quality</strong>.</li></ul>
We are looking for a skilled and dedicated Cyber Security Engineer to join our team in Chesterbrook, Pennsylvania. This contract-to-permanent position involves overseeing information security governance, managing vendor relationships, and mitigating risks to ensure a secure and compliant environment. The ideal candidate will bring hands-on expertise in security practices, coupled with strong analytical and communication skills, to drive the implementation of robust security programs.<br><br>Responsibilities:<br>• Act as the primary liaison with offshore teams to ensure compliance with organizational security policies and standards.<br>• Monitor vendor performance against service level agreements and identify areas for improvement.<br>• Develop and enforce governance practices to align operations with security and compliance requirements.<br>• Collaborate with business units to ensure security measures are integrated into vendor projects.<br>• Conduct assessments to evaluate supplier compliance with confidentiality, integrity, and availability standards.<br>• Provide expert advice on information security, analyzing vulnerabilities and recommending remediation strategies.<br>• Draft and maintain organizational security policies and procedures, ensuring adherence to compliance standards.<br>• Prepare detailed reports on security governance and vulnerabilities for stakeholders and leadership teams.<br>• Facilitate regular risk assessments and vulnerability scans, ensuring timely resolution of findings.<br>• Support special projects and contribute to the continuous improvement of security practices.
We are looking for an experienced Data Engineer to join our team in Newtown Square, Pennsylvania. In this long-term contract position, you will play a pivotal role in designing and implementing robust data solutions to support organizational goals. This is an exciting opportunity to lead the development of modern data architectures and collaborate with diverse teams to drive impactful results.<br><br>Responsibilities:<br>• Lead the implementation of an enterprise Snowflake data lake, ensuring timely delivery and optimal performance.<br>• Oversee the integration of multiple data sources, including Oracle Financials, PostgreSQL, and Salesforce, into a unified data platform.<br>• Collaborate with finance teams to facilitate a transition to a 12-month accounting calendar and support accelerated financial close processes.<br>• Develop and maintain multi-source analytics dashboards to enhance operational insights and decision-making.<br>• Manage day-to-day operations of the Snowflake platform, focusing on performance tuning and cost optimization.<br>• Ensure data quality and reliability, providing business users with a trustworthy platform.<br>• Document architectural designs, data workflows, and operational procedures to support sustainable data management.<br>• Coordinate with external vendors to meet project deadlines and ensure successful implementations.
<p>Senior Software Engineer, Backend (Python / Cloud Security Platforms)</p><p>Location: Philadelphia, PA</p><p>Work Arrangement: Hybrid – Minimum of 4 days per week onsite</p><p>Schedule: Standard business hours</p><p><br></p><p>Key Responsibilities</p><p>Backend Engineering & Platform Development</p><ul><li>Design, build, and maintain backend services and data pipelines that ingest, normalize, and analyze large volumes of cloud and security data.</li><li>Write production‑quality Python code using established architectural patterns, testing practices, and documentation standards.</li><li>Design and own medium‑complexity systems, including data models, API contracts, orchestration logic, and integrations.</li></ul><p>AI‑Augmented Development</p><ul><li>Leverage AI coding agents daily to accelerate development while maintaining code quality and architectural consistency.</li><li>Craft structured prompts aligned with project conventions and critically evaluate AI‑generated output for correctness, security, and maintainability.</li><li>Apply judgment to determine when to hand‑code versus delegate tasks to AI agents.</li></ul><p>Cloud, Infrastructure & Reliability</p><ul><li>Build and maintain services running on AWS, including containerized workloads and supporting cloud services.</li><li>Implement resilient, long‑running processes with robust retry logic, progress tracking, and failure handling.</li><li>Contribute to Infrastructure as Code and CI/CD pipelines supporting multi‑environment deployments and security scanning.</li></ul><p>Collaboration, Quality & Operations</p><ul><li>Conduct thorough code reviews evaluating design intent, correctness, security, and long‑term sustainability.</li><li>Collaborate closely with security analysts, platform teams, and leadership to refine requirements and technical solutions.</li><li>Participate in support rotations, monitor service health, and respond to operational issues.</li><li>Maintain documentation, runbooks, and architectural decision records.</li></ul>
We are looking for a skilled Security Engineer IV to join our team on a long-term contract basis in Philadelphia, Pennsylvania. This role focuses on enhancing cybersecurity practices, ensuring compliance with security policies, and developing innovative solutions to protect network systems. The ideal candidate will possess a strong technical background in network security, risk management, and Agile methodologies.<br><br>Responsibilities:<br>• Collaborate with program managers to define product vision and plan security-related initiatives.<br>• Ensure evidence collection processes are conducted, managed, and archived according to established guidelines to preserve data integrity.<br>• Identify areas for improvement and recommend changes to enhance security protocols.<br>• Perform complex updates and routine maintenance for security products.<br>• Respond to security incidents and provide advanced support for help desk tickets.<br>• Manage relationships with internal business units, customers, suppliers, and stakeholders to uphold security standards.<br>• Conduct risk assessments and apply risk management principles to strengthen security measures.<br>• Review and monitor security logs to identify and address potential violations.<br>• Develop and implement policies to align with cybersecurity best practices.<br>• Contribute to the secure software development lifecycle, including DevOps processes.
<p>Robert Half is seeking a skilled Network Systems Engineer to join our IT team and provide comprehensive computer and network support across the US. This role’s core focus is managing and maintaining the Enterprise Network Infrastructure, while also delivering high-level (Tier-2 and Tier-3) technical services to the organization.</p><p><br></p><p><strong>Key Responsibilities:</strong></p><ul><li>Assist senior engineers with installation, maintenance, administration, and upgrades of Enterprise Network Infrastructure platforms.</li><li>Monitor network systems and data centers to ensure top performance and reliability.</li><li>Troubleshoot, analyze, and resolve system outages, collaborating with vendors as needed.</li><li>Work with vendors, clients, carriers, and technical teams on network implementation, optimization, security, and ongoing management.</li><li>Develop and help administer preventative maintenance programs, business continuity, and disaster recovery plans; document and test these protocols regularly.</li><li>Ensure adherence to internal and industry design, programming, and application standards.</li><li>Manage support ticket queues, resolving issues efficiently and with excellent service.</li><li>Availability to work weekends and after-hours for operational issues, patch cycles, and critical updates as required.</li><li>Perform additional duties and projects as assigned.</li></ul><p><br></p>
We are looking for a skilled Network Engineer to join our team in Middletown, Pennsylvania. In this long-term contract role, you will play a crucial part in managing and optimizing network infrastructure, with a focus on Azure networking and Intune environments. This position offers the opportunity to contribute to a dynamic financial services environment while expanding your expertise in cloud-based solutions.<br><br>Responsibilities:<br>• Configure and manage Azure networking solutions, including private endpoints and security protocols.<br>• Evaluate and enhance existing production and test environments to ensure optimal setup and security.<br>• Lead the implementation and support of Intune environments, providing practical guidance and training to team members.<br>• Collaborate with cross-functional teams to align network strategies with organizational goals.<br>• Troubleshoot and resolve network-related issues to maintain high availability and performance.<br>• Develop and maintain documentation for network configurations, processes, and procedures.<br>• Monitor network performance and implement improvements as necessary.<br>• Stay updated on industry best practices and emerging technologies to enhance network capabilities.<br>• Ensure compliance with security standards and policies across all network systems.
<p><strong>Overview</strong></p><p>We are seeking a Senior Data Engineer to support a major Salesforce Phase 2 data migration initiative. This role will focus heavily on building and optimizing data pipelines, developing ETL workflows, and moving CRM data from Salesforce into Databricks.</p><p>The engineer will work closely with a senior team member, contribute to Scrum ceremonies, and play a key role in developing the core CRM data environment used by the advertising organization.</p><p><br></p><p><strong>Key Responsibilities</strong></p><p><strong>Data Engineering & Migration</strong></p><ul><li>Develop ETL jobs that move and transform Salesforce data into Databricks.</li><li>Build, test, and maintain high‑volume data pipelines across AWS + Databricks.</li><li>Perform data migration, data integration, and pipeline development (including Mulesoft-related work).</li><li>Ensure all pipelines are reliable, scalable, and optimized for production.</li></ul><p><strong>Development & Infrastructure</strong></p><ul><li>Use Python and PySpark to build ETL components and transformation logic.</li><li>Leverage Spark/PySpark for distributed processing at scale (must‑have).</li><li>Use Terraform to provision and manage cloud infrastructure.</li><li>Set up CI/CD pipelines using Concourse or GitHub Actions for automated deployments.</li></ul><p><strong>Quality, Documentation & Support</strong></p><ul><li>Document ETL processes, pipelines, and data flows.</li><li>Participate in testing, QA, and validation of migrated datasets.</li><li>Provide post‑delivery support and proactively mitigate project risks or single points of failure (SPOF).</li><li>Troubleshoot production issues and implement long‑term fixes to maintain pipeline stability.</li></ul><p><strong>Collaboration</strong></p><ul><li>Work closely with engineering teammates to translate business requirements into working pipelines.</li><li>Participate in weekly Scrum ceremonies.</li><li>Contribute to shared best practices and continuous improvement across the data engineering team.</li></ul><p><br></p>
<p><strong>Quality Assurance Analyst (SDET) III – Contract</strong></p><p><strong>Employment Type:</strong> 38 Week Contract, Potential for Extension</p><p><strong>Location:</strong> <em>Philadelphia, PA (Hybrid 4x onsite weekly) </em></p><p><strong>Pay: </strong>Available on W2</p><p><strong>Overview</strong></p><p>We are seeking an experienced <strong>Quality Assurance Analyst (SDET) III</strong> to support automated testing, QA strategy, and high‑quality software delivery within a collaborative Agile environment. This role is ideal for a hands‑on QA professional with deep experience in test automation, Python scripting, Java QA, API testing, and continuous integration tools.</p><p><strong>Key Responsibilities</strong></p><ul><li>Establish testing milestones, monitor progress, identify delivery risks, and drive mitigation strategies.</li><li>Develop and execute test cases, use cases, and automated scripts using Python for Java middleware development.</li><li>Test RESTful services, JSON payloads, and APIs; work with tools such as Jenkins, Splunk, Swagger, and other CI/CD systems.</li><li>Define and execute business scenarios that align with real-world operational needs.</li><li>Track and report quality assurance metrics (defects, defect counts, test results, and overall test status).</li><li>Collect and analyze data to support software process improvements and incorporate enhancements into broader business workflows.</li><li>Create and execute formal test plans; perform test planning, test case writing, test automation, and manual/automated test execution.</li><li>Document defects, support troubleshooting, and assist in resolution efforts.</li><li>Provide training and act as an internal quality consultant for technical teams.</li><li>Conduct quality audits across IT teams to ensure adherence to established quality standards, processes, and methodologies.</li></ul>