Principal Software Development Engineer - Mulesoft (Remote, US)

About the role

Lumen is the trusted network for the AI‑powered world, connecting people, data, and applications through our expansive fiber network and connected ecosystem. We enable secure, high‑performance connectivity across cloud, edge, and AI workloads for enterprises, governments, and communities. At Lumen, you’ll work on infrastructure customers rely on today and build for what’s next, where performance, security, and resilience matter. This is a high accountability environment where bold ideas drive real innovation for our customers, partners, and industry. The work is challenging, expectations are clear, and trust is built into how we operate. If you’re ready to take ownership, deliver meaningful impact, and help shape the future of AI‑ready connectivity, join us today. The Role In an environment where accountability fuels innovation and trust is earned through action, this opportunity places a senior technical leader at the center of transforming how customers, partners, and teams connect in an AI-ready future. This leader will help with enterprise solutions, driving meaningful impact through bold thinking, technical excellence, and a commitment to delivering results. As a Principal Software Development Engineer, this individual serves as a strategic force behind Salesforce innovation and MuleSoft-powered enterprise integrations. By translating complex business needs into scalable technology solutions, they influence how systems, people, and processes work together across the organization. Their expertise helps establish the practices, frameworks, and engineering standards that guide both current initiatives and future transformation efforts. This role plays a pivotal part in defining software architecture and advancing API-first connectivity across the enterprise. Through technical leadership, this individual designs and enables secure, reusable, and scalable integration patterns that connect Salesforce, internal platforms, and external partner ecosystems. Acting as the engineering authority for cross-system automation, they drive modern integration strategies spanning API design, orchestration, and event-driven architectures that accelerate business outcomes and create lasting value. Success in this role comes from a combination of technical depth, strategic vision, and leadership through change. The ideal candidate brings experience delivering complex solutions in fast-paced environments, balancing multiple priorities while maintaining a focus on quality, scale, and execution. By partnering closely with business stakeholders and engineering teams, this leader helps guide innovation from concept to reality, shaping technology decisions that strengthen the organization's future and elevate the customer experience. Location This is a work from home position within the US. The Main Responsibilities Teamwork Collaborate across Lumen and demonstrate leadership with a high level of engagement and ensuring customer focus with user communities, both internal and external Communication through Interaction with leadership to ensure open communication and handle situations involving conflict while promoting a positive company image Automation and AI Strongly drive an intentional automation first approach and leverage AI daily to improve efficiency to deliver Incorporate AI to deliver solutions and deliver AI enabled solutions Software Engineering Lead the design and implementation of MuleSoft-based integrations using API-led connectivity principles and define and govern enterprise API standards, including RAML/OpenAPI specifications, versioning, and lifecycle management DesigAct as a bridge between engineering teams, ensuring that system interactions are clearly defined and consistently implemented and optimize system-to-system integrations across Salesforce, cloud platforms, and on‑prem systems using MuleSoft Ensure reliability, scalability, observability, and security of integrations, including error handling, retries, and monitoring Partner with platform, infrastructure, and security teams to align MuleSoft integrations with enterprise architecture standards and design, development of interactions between distributed systems, and services Define and document using engineering-level design patterns, including data exchange formats, API contracts, and automation triggers and collaborate with infrastructure, platform, and broader software teams to ensure alignment and clarity in system integration Establish and enforce engineering standards for development, design, documentation, and validation Serve as the engineering authority for cross-system automation and integration patterns involving SalesForce What We Look For in a Candidate BS/BA or equivalent education and experience Strong software development skills surrounding SalesForce Strong hands-on experience designing and delivering integrations using MuleSoft Experience working with cross-functional engineering teams in a complex environment Excellent communication skills to include: verbal, written, and presentation US Citizen or GC holder Preferred Qualifications 10+ years of experience engineering SaaS / cloud-native / cloud-ready concepts, systems integration, APIs, network technology and operations, or automation architecture Experience with MuleSoft Anypoint Platform, including API Manager, Runtime Manager, and CloudHub Experience designing API-led connectivity (System, Process, and Experience APIs) Familiarity with tools like common IDEs, automated test suites, CI/CD Pipelines, IaC, Swagger/OpenAPI, BPMN, or UML for documenting system interactions Experience with service orchestration platforms or workflow engines (e.g., Temporal, Camunda, Step Functions) Background in software development, systems engineering, technical architecture, or platform engineering Compensation This information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location. Individual pay is based on skills, experience and other relevant factors. Location Based Pay Ranges $152,066 - $202,755 in these states: AL AR AZ FL GA IA ID IN KS KY LA ME MO MS MT ND NE NM OH OK PA SC SD TN UT VT WI WV WY $159,670 - $212,893 in these states: CO HI MI MN NC NH NV OR RI $167,273 - $223,031 in these states: AK CA CT DC DE IL MA MD NJ NY TX VA WA Lumen offers a comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks that enhance your physical, mental, emotional and financial wellbeing. We're able to answer any additional questions you may have about our bonus structure (short-term incentives, long-term incentives and/or sales compensation) as you move through the selection process. Learn more about Lumen's:Benefits Bonus Structure Requisition #: 342821 Life at Lumen Life at Lumen is human and connected, even in a fast moving, AI‑focused organization. We set clear expectations and trust people to meet them. With real support and shared accountability, teams collaborate better, move faster, and deliver meaningful outcomes. Our Lumen 8 behaviors guide how we interact, make decisions, and work together, shaping a culture built to perform and win. To learn more about Life at Lumen and how we live the Lumen 8, please visit: Background Screening If you are selected for a position, there will be a background screen, which may include checks for criminal records and/or motor vehicle reports and/or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page. Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Equal Employment Opportunities We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, gender expression, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training. Privacy Notice Lumen is committed to protecting the privacy and security of personal information collected during the recruitment and hiring process. Our Applicant Privacy Notice explains how we collect, use, disclose, and protect applicant information, as well as how individuals may request access to or deletion of their personal data. To review Lumen’s Global Employment Applicant and Talent Community Privacy Notice, please visit: Disclaimer The job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions. In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information. Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a