Requisition Number: 2355913 Our Optum Serve IT team develops cutting-edge solutions that help people live healthier lives and help make the health system work better for everyone. From advanced data analytics and AI to cybersecurity, we use innovative approaches to solve some of health care's most complex challenges. To support this mission, OSIT has initiated a multi - year modernization program aimed at updating and enhancing enterprise technology systems in accordance with modern design standards. Your contributions here have the potential to change lives. Ready to build the next breakthrough? Join us to start Caring. Connecting. Growing together. The Site Reliability Engineer will architect, develop, and maintain Optum Serve's cloud environment in both the commercial and government cloud. The role will work closely with software engineers, architects, and DevOps engineers to architect and maintain a secure, resilient and high performance cloud infrastructure. You'll enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office a minimum of four days per week. Primary Responsibilities: - Build, maintain, and operate IaaS and PaaS infrastructure in Azure commercial and government clouds - Work closely with dev teams to identify and measure SLOs, SLAs and SLIs - Act a strong contributor to development of platform services including architecture, provisioning, configuration, deployment, and support - Perform integrations with central logging, metrics dashboards, instrumentation, incident monitoring and management - Build/integrate/administer systems and tools that enable engineering teams to observe their applications in production with autonomy (Dashboards, APMs) - Support software and/or cloud-infrastructure in an on-call rotation basis - Assist with identification and remediation of technical problems at the root cause by continuously implementing automation, self-healing, and real-time monitoring to production systems - Maintain and improve operational tooling, frameworks - Build frameworks that test the performance and resiliency of our platform services/tools - Automate alerts for metrics on performance, cost, vulnerabilities, risk, compliance violations - Improve processes and champion automation of any manual items around support You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. Required Qualifications: - 6+ years of experience working within a cloud engineer/SRE role - Experience with infrastructure as code (IaC) tools like Terraform, Pulumi - Experience with Kubernetes deployment tools like Helm, ArgoCD, Flux - Experience supporting infrastructure in production cloud environments - Some experience with monitoring tools (Azure Monitor, Splunk, Dynatrace, Graphana, Prometheus) - Experience working with RESTful services - Expert knowledge of a cloud service provider - Expert knowledge and hands on production experience in Kubernetes (bare metal or managed) cluster setup and management - Knowledge of Encryption, Public Key Infrastructure (PKI), understanding of OWASP - Understanding of identity and access management (IAM) - Familiarity with IDEs and Source Control tools like Visual Studio Code and Git - Proven solid awareness of networking and internet protocols - Available and willing to be 24/7 on-call rotation - United States citizenship is required for this position Preferred Qualifications: - Bachelor's Degree in Computer Science, Information Technology, Software Engineering, Math, Physics - Master's Degree with coursework focused on advanced algorithms, mathematics in computing, data structures or related field - Expert knowledge of Azure - Demonstrate passion about infrastructure automation - Proven ability to prioritize work in a fast-paced environment *All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter Policy Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $91,700 to $163,700 annually based on full-time employment. We comply with all minimum wage laws as applicable. Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants. At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission. UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations. UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.

Role Description We are seeking a highly experienced QA Engineer to support a migration from an on-premises Oracle and Boomi environment to Azure SQL and Azure Data Factory. This role will focus on validating that migrated data, database objects, ETL pipelines, integrations, and business rules work correctly in the target Azure environment. - 3+ years of experience testing data migration, ETL, ELT, or data integration projects. - Strong SQL skills for data validation, reconciliation, and comparison between source and target systems. - Experience validating data between relational databases such as Oracle, SQL Server, and/or Azure SQL. - Ability to test ETL pipelines, data transformations, mappings, business rules, and integration logic. - Experience creating test plans, test cases, test scripts, and test execution reports. - Experience with defect identification, documentation, triage, and retesting. - Understanding of source-to-target mappings, data profiling, data quality checks, and reconciliation processes. - Strong attention to detail, analytical thinking, and communication skills. Qualifications - 3+ years of experience testing data migration, ETL, ELT, or data integration projects. - Strong SQL skills for data validation, reconciliation, and comparison between source and target systems. - Experience validating data between relational databases such as Oracle, SQL Server, and/or Azure SQL. - Ability to test ETL pipelines, data transformations, mappings, business rules, and integration logic. - Experience creating test plans, test cases, test scripts, and test execution reports. - Experience with defect identification, documentation, triage, and retesting. - Understanding of source-to-target mappings, data profiling, data quality checks, and reconciliation processes. - Strong attention to detail, analytical thinking, and communication skills. Requirements - 3+ years of experience testing data migration, ETL, ELT, or data integration projects. - Strong SQL skills for data validation, reconciliation, and comparison between source and target systems. - Experience validating data between relational databases such as Oracle, SQL Server, and/or Azure SQL. - Ability to test ETL pipelines, data transformations, mappings, business rules, and integration logic. - Experience creating test plans, test cases, test scripts, and test execution reports. - Experience with defect identification, documentation, triage, and retesting. - Understanding of source-to-target mappings, data profiling, data quality checks, and reconciliation processes. - Strong attention to detail, analytical thinking, and communication skills. Benefits - Monetary compensation - Year-end Bonus - IMSS, AFORE, INFONAVIT - Major Medical Expenses Insurance - Life Insurance - Funeral Expenses Coverage - TDU Membership - MediAccess - Health Check-Up Subsidy - Preferential rates for car insurance - Vacations - Official Mexican Holidays - Life Happens Days - Bereavement Leave - Civil Marriage Leave - English Classes - Certifications - Educational Agreements (Talisis, U-ERRE, UNID, TecMilenio, Tec de Monterrey, UDEM, SPIS) - Corporate Agreements & Discounts (Sorteos Tec, Envia Flores, TopGolf) - Taquitos Rewards - Birthday Bonus - Work-from-home Bonus - Laptop Policy

Role Description The Staff SIP Engineer is responsible for designing, implementing, and supporting carrier-grade SIP-based voice services across Telegent's mobile and unified communications platforms. This role works closely with network engineering, product, operations, and carrier partners to ensure high availability, call quality, scalability, and regulatory compliance across our voice infrastructure. This is a hands-on role requiring deep SIP expertise, strong troubleshooting skills, and real-world carrier interconnection experience. What You'll Do - Design, deploy, and maintain SIP-based voice services, including SIP trunking, interconnects, and call routing - Manage carrier and partner integrations, including SIP peering, codec negotiation, and signaling normalization - Troubleshoot complex call flow issues involving SIP signaling, RTP, NAT traversal, and media path failures - Monitor and optimize voice quality metrics (MOS, ASR, ACD, PDD, jitter, packet loss) - Configure and support SBCs, softswitches, and media gateways in production environments - Collaborate with operations and NOC teams to support 24/7 voice services and incident response - Ensure compliance with E911, STIR/SHAKEN, lawful intercept, and other regulatory requirements - Participate in capacity planning, redundancy design, and disaster recovery initiatives - Create and maintain technical documentation, call flow diagrams, and operational run books Qualifications - 8+ years of deep expertise with OpenSIPS: configuration, scripting, and large-scale deployment - Strong understanding of SIP, RTP, SRTP, and related VoIP and cellular signaling protocols - Experience with cellular SIP (IMS, VoLTE, or interconnect/MVNO environments) strongly preferred - Experience with SBCs and software platforms (e.g., Metaswitch, Sonus/Ribbon, Oracle, SBC, OpenSIPS, Kamailio, FreeSWITCH, Asterisk) - Familiarity with AI development workflows and tools is strongly preferred - Proven ability to diagnose and resolve complex signaling issues using tools like Homer, Wireshark, or sngrep - Comfortable operating in a remote, high-autonomy environment - Strong written communication skills: you can explain complex systems clearly to both engineers and stakeholders - Familiarity with IMS architecture and interconnects - Experience with cloud-based voice infrastructure (AWS, GCP, Azure) - Track record of working across teams as a technical leader without a formal management role - Experience supporting high-volume, high-availability voice platforms Technologies & Tools - SIP - OpenSIPS - RTP / SRTP - VoIP - Cellular / IMS - VoLTE - mPaaS - FMC / MFC - Homer - Wireshark - sngrep - Linux Benefits - Competitive compensation package, including performance-based bonus potential and comprehensive health benefits - 100% employer-paid medical, dental, and vision - Unlimited PTO - Equipment provided

Title: Principal Secondary System Engineer I Location: Sydney Australia Job Description: Company Description Come and grow with us. AECOM's Energy practice provides a wide range of services from consulting and engineering design to energy engineering, energy procurement and construction (EPC) for power, energy efficiency, and renewable energy clients. Our understanding of the big picture - and the interconnection between generation, distribution, storage, and the demand side of the meter - allows us to deliver holistic strategies that improve and modernise next generation energy infrastructure. We connect knowledge and experience across our global framework to bring together a unique combination of engineers, planners, scientists, and project managers who advance cleaner, secure, and more sustainable energy solutions. Everyone belongs at AECOM We're committed to diversity, equity, inclusion, and belonging - because great ideas come from diverse perspectives. AECOM is proud to be a Fortune 500 Most Admired Company, a WGEA Employer of Choice for Gender Equality, #Work180 Equitable Workplace Awards 2025 Winner and an AWEI Bronze Tier LGBTQ+ Inclusive Employer. Job Description "Energy is an exciting place to be working as we continue to see changes in the way we generate, transmit and use electricity across all our markets as we work to decarbonise the industry." - Mark Lampard, Sector Director - Transmission & Distribution Lead as Principal Secondary System Engineer the design and delivery of secondary, protection and related electrical systems and projects while providing technical mentoring and support across an established team. This role provides the scope to grow your career within an established Energy team, building on your extensive technical expertise in secondary systems and related projects. You will be able to lead the delivery of projects from initiation to completion across technical, design, project delivery as well as providing technical support and mentoring to others in the team. In this position, you will play a key leadership role across engineering design, technical governance, and project execution. You will be responsible for ensuring the delivery of high-quality and best practice secondary projects aligned to appropriate standards. This is your opportunity to provide technical direction across multidisciplinary teams, guiding project delivery across complex work packages, shape technical standards, and make a tangible impact on critical and major energy infrastructure. How you'll make a difference: - Lead design projects across secondary, protection and control systems providing expertise within project teams to support project design and delivery excellence. - Preparation of single line diagrams (SLDs), protection logic diagrams, metering layouts, and cable termination diagrams. - Preparation of electrical interconnection diagrams, termination diagrams, cable schedules, and other supporting documentation for the installation and operation of secondary systems. - Relay coordination studies (overcurrent, earth fault, motor protection, distance protection), including relay setting calculations and fault analysis. - Power system studies, such as load flow analysis, short circuit studies, transient stability analysis, motor starting studies, and arc flash studies. - Development of control and relay panel layouts, including general arrangement (GA) drawings, functional block diagrams, and bill of materials (BOMs). - Design of SCADA communication schemes and system integration for protection systems, ensuring seamless interface between control and field devices. - Support for commissioning and testing, including Factory Acceptance Testing (FAT) and site integration of secondary systems. - Preparation of external connection tables, cable schedules, and other design documentation as required by the project specifications. Qualifications To be successful in this role, you will be an experienced Secondary System Engineer with a track record across leading the design and delivery of secondary, protection and related electrical systems projects. You will be known for your ability to work independently, leading technical excellence and the delivery of projects, working collaboratively in teams, with a project and client-first focus. Experience and exposure to working across different project types, site requirements, and geographies at utility scale will be an advantage. The following qualifications and experience are highly desired, but if you don't tick all the boxes, you could still be a perfect fit for this role. Please apply, all applications will be considered. The qualities that help you thrive: - Demonstrated experience working delivering secondary systems and related projects, to design standards and specifications for major clients. - Experienced delivering secondary, protection and related projects from scope and specifications, detailed design, review sign off, report writing and relay configurations. - Previous experience in design teams working for Grid Utilities (such as National Grid, Transgrid, Transpower, Powergrid etc.) is highly desirable. - Prior experience (7+ years') in leading design engineering teams across disciplines in a global consultancy firm is preferred. - Familiarity with relevant Australian standards (e.g., AS/NZS) and industry best practices. - Excellent communication and stakeholder engagement skills. - Chartered Engineer status (or working towards) is highly desirable, supported by a bachelor's degree in electrical engineering or related discipline. Additional Information Why you'll love working with us - Flexible work arrangements available, aligned with the market and client facing role requirements - Purchase up to 6 weeks additional annual leave per year - Volunteer and representation leave - Flex public holidays - swap Easter or other holidays for ones that suit you better Ready to push the limits of what's possible? We welcome applications from individuals of all backgrounds, including those with disabilities, additional health or mental health needs, and/or neurodiverse conditions. If you require any adjustments during the hiring process, please let us know. Applications are reviewed as they come in, and the role may close earlier than expected, so if this opportunity sounds like you, we encourage you to apply as soon as possible. Learn more about life at AECOM: LinkedIn, Facebook , Instagram, X, YouTube - explore our AECOM voices, employee stories, latest projects, and much more! AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders - past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses. Find out more about our Australian Reconciliation Action Plan here: Our vision for Reconciliation. At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment. AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders - past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses. Find out more about our Australian Reconciliation Action Plan here: https://aecom.com/au/our-vision-for-reconciliation/. About AECOM AECOM is the world's trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM. Freedom to Grow in a World of Opportunity You will have the flexibility you need to do your best work with hybrid work options. Whether you're working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed. You will help us foster a culture of equity, diversity and inclusion - a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients. AECOM provides a wide array of compensation and benefits programs to meet the diverse needs of our employees and their families. We also provide a robust global well-being program. We're the world's trusted global infrastructure firm, and we're in this together - your growth and success are ours too. Join us, and you'll get all the benefits of being a part of a global, publicly traded firm - access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person's potential, and we'll help you reach yours.