Software Engineer PLC/Siemens

About the role

ROCKWOOL is seeking a Software Engineer PLC/Siemens to join our Byhalia manufacturing team in Byhalia, MS. In this role, you will help keep PLC, SCADA, and industrial network systems reliable in a continuous manufacturing environment, supporting safe production, equipment uptime, and waste reduction while contributing to ROCKWOOL's mission of creating a more sustainable future. Relocation is available.

We are unable to provide sponsorship for this position. This position is onsite Monday through Friday from 8a - 5p, with direct responsibility for Siemens S7, WinCC, and other site-critical digital systems. Ready to help build a better future for generations to come? In an ever-changing, fast paced world, we owe it to ourselves and our future generations to live life responsibly.

At ROCKWOOL, we work relentlessly to enrich modern living through our innovative stone wool solutions. Join us and make a difference! About the Team You'll work on-site at our Byhalia, MS facility, supporting digital and automation systems across production operations. This role works closely with Maintenance and Production to keep equipment, software, and networks running safely and reliably.

It also supports site communication and coordination for digital systems.

What You'll Do * Maintain Siemens S7 PLC and WinCC software to keep production systems safe, stable, and available. * Support access control, video surveillance, mobile phone network, and server systems used across the site. * Monitor machine and equipment performance to improve uptime and reduce waste. * Analyze equipment and process issues with Maintenance and Production and put technical fixes in place. * Record equipment defects and follow through with Maintenance until issues are resolved. * Support repairs, software updates, and system changes so production can continue reliably. * Develop and update software, routines, tools, and training materials for operators and maintenance teams. * Assist with training for new operators and maintenance personnel on systems and standard ways of working.

What You'll Bring * Bachelor's degree in Computer Engineering or Software Engineering, or equivalent practical experience. * 3+ years of experience supporting industrial automation, PLC, SCADA, or manufacturing software systems. * Experience programming Siemens S7 PLCs. * Experience working with WinCC SCADA systems. * Experience with industrial Ethernet networks. * Knowledge of safety systems and functional safety principles. * Experience with servo drives and frequency inverters, including Lenze, Siemens, ABB, and Danfoss systems. * Experience working with automated systems, robotics, and conveyors. * Understanding of process control and sequential processes in manufacturing.

What We Offer * Comprehensive medical, dental and vision benefits from Day 1 * 401(k) match up to 6% * Generous Paid Time Off: 12 paid holidays, and paid parental leave * Educational Assistance & Career Growth opportunities * Wellness perks including fitness reimbursement and EAP support * Opportunities to grow your career within a global organization * Meaningful work that supports a more sustainable future Salary rang e: $100,000 - $115,000/annual.

Compensation is based on experience, qualifications, skills, geographic location, internal equity and market data. Why ROCKWOOL Founded in Denmark in 1937, ROCKWOOL transforms volcanic rock into innovative solutions that help create safer, healthier, and more sustainable buildings and industries.

With more than 12,000 employees across 40+ countries, we share one common purpose: to release the natural power of stone to enrich modern living. At ROCKWOOL, sustainability, innovation, and people are at the heart of everything we do.

Our products help address some of the world's most pressing challenges related to energy efficiency, safety, resilience, and resource conservation Our Culture & Commitment At ROCKWOOL, people are at the heart of our success. We foster a collaborative, transparent, and flexible workplace where employees feel welcomed, respected, and empowered to do their best work.

Combining the support of a close-knit team with the opportunities of a global organization, ROCKWOOL is a place where people build meaningful careers, share innovative ideas, and make a lasting impact. Guided by The ROCKWOOL Way and our core values of Ambition, Responsibility, Integrity, and Efficiency, we foster a culture of inclusion, growth, and continuous improvement.

Through employee events, community engagement, and our commitment to sustainability, we are united by a shared purpose: creating a positive impact for our customers, communities, and future generations.