Senior IT Engineer – SaaS Systems and API Integrations

Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply. About the Role : We are seeking a highly skilled and experienced Senior Engineer with expertise in SaaS systems and complex API integration to join our dynamic Sigma IT Engineering team. This role is responsible for designing, implementing, and maintaining integrations between various SaaS platforms and internal systems to ensure seamless data flow and process automation across the Enterprise SaaS applications. The ideal candidate will have a strong background in SaaS application management, API integrations, and building automation frameworks with a deep understanding of security, scalability, and reliability. This role requires deep technical knowledge, strategic thinking, and the ability to coordinate between internal teams and third-party vendors to ensure seamless IT operations. What You Will Be Doing : Design, implement, and maintain integrations between SaaS ERP, CRM systems (e.g., Salesforce, Workday, Okta, Slack, Atlassian, NetSuite, etc.) and internal applications. Develop and manage APIs, webhooks, and middleware connectors using integration platforms or custom code. Collaborate with cross-functional teams (Security, DevOps, Finance, HR, etc.) to identify integration requirements and deliver robust solutions. Manage lifecycle of SaaS applications including onboarding, configuration, SSO integration, and offboarding. Ensure integrations are secure, compliant, and scalable in line with IT governance policies and security standards. Evaluate and select appropriate technologies, tools, and platforms for integration and scalability. Monitor system health and performance, troubleshoot issues, and optimize data flows between applications. Handle day-to-day IT Operation tickets while ensuring the stability, security, and performance of systems, networks, and SaaS platforms. Troubleshoot and resolve users' technical issues via ticketing system, chat, phone, or in person. Develop and maintain documentation for system architecture, integration points, and support procedures. Mentor engineers and provide technical leadership on key projects. Qualifications We Need : Bachelor's degree in Computer Science, Information Systems, or related field. 5+ years of experience with SaaS systems administration, access management, API integrations, and source code management tools (e.g., GitHub, Bitbucket, etc.). Expertise in API development using Studio IDE, ETL, Middleware, or iPaaS platforms (e.g., Dell Boomi, Workato, Mulesoft, Informatica, etc.). Strong hands-on experience with Webservices, RESTful APIs, JSON, OAuth, OIDC, and Webhooks. Knowledge of ITSM, IAM tools (e.g., Jira), identity systems (e.g., Okta), and cloud platforms (e.g., AWS, GCP). Excellent problem-solving skills and ability to manage multiple projects. Experience in a fast-paced, cloud-native, SaaS-first environment. Experience working with enterprise data integrations involving HRIS, finance, ERP, or IAM systems. Strong communication, systems architecture, and documentation skills. Additional Job details The base salary range for this position is $150k - $180k annually. Compensation may vary outside of this range depending on qualifications, skills, and experience. The role is eligible for stock options and a comprehensive benefits package. About us : Sigma is a cloud analytics and business intelligence platform empowering teams to explore data and make better decisions. Built to leverage cloud data warehouses, Sigma enables analysis of billions of rows instantly through an intuitive, spreadsheet-like interface—no coding required. Our features include collaboration tools, embedded analytics, and AI capabilities like forecasting, an AI copilot, and a notebook interface for code-first users. Recently, Sigma secured $200M in Series D funding, led by Spark Capital and Avenir Growth Capital, at a valuation 60% higher than our previous round, fueling our growth and innovation. Benefits For Our Full-Time Employees : Equity Flexible time off policy Paid bonding leave for new parents Traditional and Roth 401(k) Commuter and FSA benefits Lunch program Dog-friendly office Sigma Computing is an equal opportunity employer, committed to diversity and inclusion. We welcome all qualified applicants regardless of race, color, religion, gender, age, sexual orientation, disability, or veteran status. Note : We operate in-office environments across SF, NYC, and London. Apply for this job indicates a required field First Name Last Name Preferred First Name Email Phone Resume / CV Enter manually Accepted file types : pdf, doc, docx, txt, rtf

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