Sr. Software Engineer

We’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life‑saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more.

As part of the global ALTEN Group—57,000+ engineers in 30 countries—we deliver across the entire product development cycle, from consulting to full project outsourcing.

When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow.

The Sr. Software Engineer will be responsible for analysis, design, development, debugging, and modification of embedded control software for electronics applications such as controllers, PFC‑based 3‑phase Active Rectifiers, Motor Control, DC‑DC Convertors and AC Drives for harsh and hazardous environments for commercial aerospace products. You will take ownership and/or support technical engineering teams and projects related to W&W System Components. Using sound engineering principles, this engineer will interface with cross‑functional groups (internal and external) to ensure robust, airworthy designs are attained which meet budget, schedule, and internal requirements and goals.

This leadership position will be responsible for participating in and leading improvement activities at a group and/or company level.

• Design and implement advanced control algorithms for power electronic applications
• Develop control system software requirements to write embedded code for 3‑phase Active Rectifier, Motor Control electronics
• Contributes to system design and independently develops subsystem designs that meet the requirements. Considers tradeoffs between requirements, cost and reliability in the choice of a design approach
• Test/debug power electronics controllers, Source and assembly level debugging
• Optimize software performance by working with control system engineers
• Work with suppliers to review control software design.
• Lead or support software design review activities. Interface with vendors, customers and other departments on technical issues
• Independently owns, or leads a team for small/medium size software development.
• Reviews, checks and approves work done by peers and lower level engineers.
• Provides guidance and training to lower level engineers.
• Assesses standard work and support or lead improvement projects.
• Understands how various groups (engineering, industrialization, operations) work together and is able to navigate through the company.
• Analyze customer requirements and validate them by analysis/modeling/prototyping or based on existing product performance
• Create software requirements specification and hardware/software interface control documents
• Create verification plan for validating product compliance to requirements
• Able to interface independently with technical analysts to define the software design
• Able to interface independently with existing and/or new suppliers and OEMs
• Creates design tools to help define the product design, capture lessons learned and improve rotating equipment development process
• Creates software design document that covers design analysis, notes, and specific guidelines followed
• Create design verification test procedure (DVTP) and report (DVTR)
• Perform product performance testing and analysis to ensure that requirements are met and generate test reports
• Independently finds or creates solutions to problems requiring research, resourcefulness and creativity
• Supports feasibility, development, validation, verification, and qualification testing at Monogram and at external test laboratories.
• Utilizes sound technical problem solving to support ongoing projects
• Follows sound engineering principles to ensure designs meet airworthiness standards, customer requirements and ZWWS internal standards
• Reviews critically and…