Title: Lead Mainframe Engineer Location: Dallas United States Job Description: Are you ready to make an impact at DTCC? Do you want to work on innovative projects, collaborate with a dynamic and supportive team, and receive investment in your professional development? At DTCC, we are at the forefront of innovation in the financial markets. We are committed to helping our employees grow and succeed. We believe that you have the skills and drive to make a real impact. We foster a thriving internal community and are committed to creating a workplace that looks like the world that we serve. The Information Technology group delivers secure, reliable technology solutions that enable DTCC to be the trusted infrastructure of the global capital markets. The team delivers high-quality information through activities that include development of essential, building infrastructure capabilities to meet client needs and implementing data standards and governance. Pay and Benefits: - Competitive compensation, including base pay and annual incentive - Comprehensive health and life insurance and well-being benefits, based on location - Pension / Retirement benefits - Paid Time Off and Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being. - DTCC offers a flexible/hybrid model of 3 days onsite and 2 days remote (onsite Tuesdays, Wednesdays and a third day unique to each team or employee). The Impact you will have in this role: Being a member of IT CSS - Equities Delivery team, the Lead Mainframe Engineer is responsible for creating, designing, deploying, and supporting applications, programs, and software solutions. May include research, new development, prototyping, modification, reuse, re-engineering, maintenance, or any other activities related to software products used internally or externally on product platforms supported by the firm. The software development process requires in-depth subject matter expertise in existing and emerging development methodologies, tools, and programming languages. Software Developers work closely with business partners and / or external clients in defining requirements and implementing solutions. The Software Engineering role specializes in planning, documenting technical requirements, designing, developing, and testing all software systems and applications for the firm. Works closely with architects, product managers, project management, and end-users in the development and enhancement of existing software systems and applications, proposing and recommending solutions that solve complex business problems. Your Primary Responsibilities: - Act as a technical expert on one or more applications utilized by DTCC - Work with the Business System Analyst to ensure designs satisfy functional requirements - Partner with Infrastructure to identify and deploy optimal hosting environments - Tune application performance to eliminate and reduce issues - Research and evaluate technical solutions consistent with DTCC technology standards - Align risk and control processes into day to day responsibilities to monitor and mitigate risk; escalates appropriately - Apply different software development methodologies dependent on project needs - Contribute expertise to the design of components or individual programs, and participate in the construction and functional testing - Support development teams, testing, troubleshooting, and production support - Create applications and construct unit test cases that ensure compliance with functional and non-functional requirements - Work with peers to mature ways of working, continuous integration, and continuous delivery - Aligns risk and control processes into day to day responsibilities to monitor and mitigate risk; escalates appropriately NOTE: The Primary Responsibilities of this role are not limited to the details above. Qualifications: - Minimum of 5 years of related experience - Bachelor's degree preferred and/or equivalent experience. Talents Needed for Success: - 5+ years of experience in COBOL, JCL and related MF technologies: - Excellent knowledge in COBOL and JCL - Excellent Mainframe skills - Excellent DB2 knowledge - Good knowledge of MQ - Good knowledge of CICS - Working knowledge of XML and ISO20022 is a plus - Strong analytical and interpersonal skills - Experienced in working with a geographically separated (onshore + offshore) team - Good working experience with Changeman, Intertest, Xpediter - Experience working with Oracle - Knowledge of JSON is a plus The salary range is indicative for roles at the same level within DTCC across all US locations. Actual salary is determined based on the role, location, individual experience, skills, and other considerations. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.

Title: Lead Substation Engineer 1 - Grid Location: Mayagüez, Puerto Rico. Area of Interest;Engineering Type;Full Time - Regular Job ID;2026-24273 Business Group;Grid Group Department;Substation Engineering Job Description: This position will offer you the ability to directly apply your knowledge of protective relaying and controls systems for HV and EHV substations. As a Lead Substation Engineer, you will: - Lead of an engineering and design team, you will work on a wide range of substation modifications and upgrades to support client requirements and reviews including creating calculations, document designs, and specifications. - Prepare relaying philosophies, including selecting relay, control, and communications equipment, developing SCADA and telecommunication concepts and configurations, and overseeing the preparation of I/O assignments and connection diagrams. - Guide junior and senior-level engineers and designers in protection and controls engineering design efforts, including providing guidance with the coordination of detailed design phases for all aspects of the engineering work. - Support assignments that include investigating, trouble-shooting, and solving a wide variety of engineering issues. - Perform analysis and design of single line diagrams, substation relaying & metering diagrams (i.e. A.C. schematic diagrams), and D.C. Schematic diagrams. - Prepare engineering studies for client and peer review. - Perform independent reviews of work performed by others including calculations and drawing preparation. - Coordinate and provide guidance to other engineers, project managers, client personnel, and suppliers to ensure a complete and timely design. - Perform reviews of existing facilities to propose upgrades and replacements, and present findings and recommendations to clients and peers. - Develop your career via peer-learning through sharing of knowledge with other experienced engineers by way of Sargent & Lundy's systems of process and associated "Communities of Practice." - Provide guidance as a mentor in the development of less experienced engineers. - There is the potential for you to travel to client and vendor offices for design reviews and to plant site locations for construction coordination and field verification of designs. This role offers a hybrid work arrangement, with the expectation of spending three days a week in the office, giving you the flexibility to work remotely for two days. Dependent upon your location, this opportunity offers a generous relocation package. Qualifications We do not sponsor employees for work authorization in the U.S. for this position. Essential skills and experience: - This position requires a Bachelor of Science degree from an ABET-accredited engineering program. - 10 or more years experience with a focus on protection / control / telecommunications for high voltage substations; including design, installation, and coordination. - PE license. - Experience with serving as firm/client liaison in a support or lead engineering role. - Experience in writing and providing support documentation for relay calculations. - Experience with the design techniques, tools, and principles involved in the production of technical plans, blueprints, drawings, and models. - Proficiency with any of the following programs: SKM, ETAP, ASPEN, CDEGS, or vendor software. - Familiarity with design codes and standards, such as NEC, NESC, NEMA, IEEE and ANSI. - Experience with various vendor protective relay equipment typically used in substation protection, including SEL, ABB, GE, Areva, and Basler. - Proficiency with MS Office applications. - Excellent written and verbal communication skills. - Must be fully bilingual in Spanish and English (read, speak, and write). Valued but not required skills and experience: - A BSEE degree is preferable. - Prior experience is desirable to include in-line, bus and equipment protection, breaker, transformer and similar equipment control, RTU and data concentrator based SCADA systems, telemetering and communications (fiber optics, microwave, power line carrier, etc.). - AutoCAD or MicroStation experience. - Construction and start-up experience. - Testing or commissioning experience. AI & Automation at Sargent & Lundy In this role, we expect people to be willing or able to lead others who use modern tools: - You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs. - Leaders in these roles often direct automation and process-improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked. - Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs, is valued but not required. - We also value additional learning, such as a minor, certificate, or other experience in Computer Science, Artificial Intelligence, Software Engineering, or related fields that enables effective oversight of automation and agentic AI-enabled engineering workflows. Award-Winning Benefits At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024. Health & WellnessFinancial BenefitsWork-Life Balance - Health Plans: Medical, Dental, Vision - Life & Accident Insurance - Disability Coverage - Employee Assistance Program (EAP) - Back-Up Daycare - FSA & HSA - 401(k) - Pre-Tax Commuter Account - Merit Scholarship Program - Employee Discount Program - Corporate Charitable Giving Program - Tuition Assistance - First Professional Licensure Bonus - Employee Referral Bonus - Paid Annual Personal/Sick Time (PST) - Paid Vacation - Paid Holidays - Paid Parental Leave - Paid Bereavement Leave - Flexible Work Arrangements Awards & Recognition Equal Opportunity Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

• Post-sales technical support of Arista Datacenter and Campus products and solutions. • Respond to customer product inquiries via telephone or email. • Resolve customer concerns raised during installation, operation, maintenance, product application, or compatibility matters. • Troubleshoot problems with hardware equipment and software applications and recommend corrective action. • Recreate customer network issues in a dedicated lab environment (as needed). • Document customer communication and recurring technical issues to support product quality programs and product development.

Senior Structural Engineer - (Remote) Location: Pasadena United States Job Description: Additional Information Tetra Tech offers comprehensive benefit options that allow employees to design a plan based on individual needs and assists in planning for long-term financial security. Available benefits include medical, dental and vision insurance, term life, disability, accidental death & dismemberment coverage, Flexible Spending Account (FSA), Health Spending Account (HSA), time off with pay, 401k retirement plan, and an Employee Stock Purchase Plan. The salary range for this position is $140,000 to $190,000. Please note that Tetra Tech considers various factors in determining pay, including but not limited to: education, relevant and demonstrated work experience in the role, skills, geographic location, qualifications, certifications, and other competencies relevant to the needs of the business. Life at Tetra Tech: The perks of working at Tetra Tech include: ·Comprehensive and market-competitive benefits. ·Merit-based financial rewards. ·Flexibility and company-wide commitment to work/life balance. ·Collaborative team atmosphere that values the contributions of all employees. ·Learning and development opportunities for ongoing professional growth. About Tetra Tech: Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. Tetra Tech is proud to be an Equal Opportunity Employer.All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sex, marital or familial status, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.