Sr Systems Engineer

Overview Responsible for leading the ongoing development, support, and optimization of critical business data systems and reporting platforms, both on-premises and in the cloud. As a senior member of the team, this role plays a vital part in driving the success of enterprise data solutions by designing robust SQL-based architectures, developing ETL pipelines, and ensuring the integrity, availability, and performance of business-critical systems. This position works closely with Program Managers, Project Managers, business groups, and IT support teams, requiring a strong combination of technical expertise, cross‑functional collaboration, communication, and planning skills. A deep understanding of SQL development, database administration, data architecture principles, and systems integration is essential to success in this role. Location & Travel Details: This position is onsite in Fargo or Miami, with a remote option available for candidates located outside those areas. Responsibilities Design, develop, and maintain complex SQL-based solutions including stored procedures, functions, triggers, views, and advanced T‑SQL queries to support business operations and reporting needs Write and optimize complex queries across the full spectrum: joins, aggregations, subqueries, set operations, and data manipulation Enforce constraints, referential integrity, and sound database design principles to ensure data consistency and reliability Perform indexing strategy design, execution plan analysis, and query performance tuning to maintain high-availability, performant systems Administer SQL Server environments including security, user roles, permissions, and compliance with data governance standards Lead the development and implementation of data integration strategies and ETL processes using tools such as Azure Data Factory, SSIS, Oracle Data Integrator and similar platforms Design and implement data extraction methods including batch, incremental, and change data capture approaches Develop data transformation and cleansing workflows ensuring validation, quality standards, and error handling throughout the pipeline Define and manage data loading strategies (full load, incremental load) and oversee pipeline orchestration and scheduling Perform ETL performance tuning and ensure pipeline reliability, scalability, and maintainability Design and maintain data warehouse structures, ensuring sound data modeling and adherence to data architecture standards Manage and automate data flow across enterprise systems, ensuring seamless interoperability and data integrity Conduct thorough root cause analysis on system and data issues, implement preventive measures, and manage critical incidents to minimize business impact Create roles, permissions, and procedures to ensure data security and compliance with industry standards and regulations Leverage scripting languages such as PowerShell and Python to automate tasks, streamline processes, and enhance operational efficiency Utilize Power Platform tools (Power BI, Power Apps, Power Automate) to build business solutions and deliver meaningful reporting insights Develop reports and dashboards using reporting technologies such as SSRS and Crystal Reports to support business decision‑making Provide technical leadership and mentorship to a team of Systems Engineers; set standards for system design, code quality, documentation, and operational excellence Lead the design and review of advanced system architectures, ensuring solutions are scalable, resilient, secure, and aligned with industry best practices Lead complex system and data projects from initiation to completion—defining scope, managing milestones, coordinating cross‑functional stakeholders, and delivering within budget and timeline Drive continuous improvement of system operations, ETL processes, and monitoring practices; identify automation opportunities and champion engineering efficiency Foster a culture of knowledge sharing by creating and delivering technical training sessions, writing runbooks, and building onboarding materials for new team members Communicate effectively with business stakeholders to understand system and data requirements; translate them into actionable technical specifications Other duties as assigned Qualifications Work Experience and Education Bachelor's degree in Computer Science or Computer/Management Information Systems 5–7 years of related experience and/or training, or equivalent combination of education and experience, with specific focus on SQL development, database administration, and enterprise systems support Proven experience writing complex T‑SQL queries and designing scalable database solutions Demonstrated experience designing and supporting ETL processes and data pipelines Knowledge, Skills and Abilities Take reasonable care of your own and others' health and safety and of those who may be affected by the day‑to‑day delivery of this role by taking personal responsibility for working toward the Company's Zero Injury principles Advanced proficiency in SQL development and database engineering, with a strong command of query design, performance tuning, and database administration Deep understanding of data modeling, schema design, and database best practices to ensure data integrity, security, and reliability Solid experience with ETL design and development, including data extraction, transformation, loading, pipeline orchestration, and performance optimization Familiarity with ETL and data integration tools such as Azure Data Factory and SSIS Highly proficient using Power Platform tools (Power Apps, Power Automate, Power BI) for building business solutions and generating insights Skilled in use of reporting technologies such as SSRS and Crystal Reports Proficient in scripting languages such as PowerShell and Python for task automation and process optimization Demonstrated ability to mentor engineers, and drive adoption of engineering standards and best practices Excellent analytical and creative problem‑solving skills with a logical, detail‑oriented approach Working knowledge of project management methodologies including waterfall and agile Excellent written and oral communication skills with the ability to convey complex technical concepts to both technical and non‑technical stakeholders Strong relationship‑building, planning, and negotiation skills Ability to work both independently and collaboratively as part of a team Willingness and ability to travel as required for project implementation, training, or client support Experience with Oracle Database administration and development, including schema design, performance tuning, and Oracle‑specific features Proficiency in PL/SQL programming, including packages, procedures, functions, cursors, and exception handling Familiarity with Oracle‑specific query optimization techniques and execution plan analysis Experience migrating or integrating Oracle-based systems with SQL Server or cloud‑based data platforms Knowledge of Oracle tools such as SQL Developer, TOAD, or Oracle Data Integrator Work Environment & Physical Requirements When visiting jobsites the work environment involves some exposure to hazards or physical risks, which require following basic safety precautions This work environment may involve moderate exposure to unusual elements, such as extreme temperatures, dirt, dust, fumes, smoke, unpleasant odors and/or loud noises What's in it for You Financial Wellbeing Competitive pay with ongoing performance review and merit increase 401(k) with company match & Employee Stock Purchase Plan (ESPP) Flexible spending account (Healthcare & Dependent care) Health & Wellness Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount Discounted National Gym Membership Network Family & Lifestyle Paid Time Off, Paid Holidays, Bereavement Leave Military Leave, including Benefits Continuation Employee Assistance Program Planning for the Unexpected Short and long‑term disability, life insurance, and accidental death & dismemberment Voluntary life insurance, accident, critical illness, hospital indemnity coverage Emergency Travel Assistance Program Group legal plan Legal Position may be subject to pre‑employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact View email address on click.appcast.io. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up‑to‑date information. MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions. Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third‑party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team. #J-18808-Ljbffr