Sr. Cybersecurity Engineer

About the role

AESC is seeking a Senior Cybersecurity Architect to lead the design, implementation, and governance of cybersecurity across both Information Technology (IT) and Operational Technology (OT) environments.

This is a hands-on architect-level role responsible for securing enterprise infrastructure, manufacturing systems, and plant operations. The candidate will work onsite and closely with IT, engineering, and plant operations teams to establish a secure-by-design framework during and after the separation from AESC Global.

Responsibilities

• Design, implement & maintain enterprise-wide cybersecurity architecture for IT and OT environments.
• Develop and maintain security standards, policies, and frameworks (aligned with NIST, ISO 27001, IEC 62443). Define secure network architecture for LAN, WAN, and Wi-Fi across corporate and plant environments
• Evaluate and approve third-party OT vendors (BMS, EMS, SCADA, inverters, cloud platforms) from a cybersecurity perspective.
• Design and enforce secure architectures for customer, utility, and remote access to DC Block systems.
• Develop cybersecurity standards, lifecycle management, and governance for deployed assets.
• Support incident response, vulnerability management, and patching for field systems.
• Implement centralized monitoring, logging, and threat detection across deployed projects.
• Support development of SOC and ROC capabilities for fleet-wide monitoring and operations.
• Conduct vendor risk assessments across OT suppliers.
• Ensure cybersecurity governance extends beyond manufacturing to address the growing risk of deployed energy systems.
• IT Infrastructure:
• Microsoft 365 (Exchange, Teams, SharePoint, OneDrive)
• Active Directory / Azure AD (Entra ID)
• Endpoints (laptops, mobile devices)
• Secure vLAN segmentation, Firewalls, L3/L2 switches.
• Identity & Access Management (IAM)
• Conditional Access & Zero Trust architecture
• Oversee vulnerability management and patching programs
• OT Industrial Infrastructure:
• MES, Manufacturing systems
• SCADA / PLC networks
• Maintain and secure network segmentation between IT and OT.
• Ensure minimal disruption to production while enforcing security controls.
• Align with industrial cybersecurity standards (IEC 62443, NIST CSF)

Requirements

• Bachelor's degree in Cybersecurity, Information Technology, or a related field.
• More than 5 years’ experience in cyber security.
• Strong experience in:
• IT + OT security environments
• Network security (LAN/WAN/VLAN/firewalls)
• Hands-on experience with:
• Firewall and network design
• Cloud security (Azure preferred)
• Proven experience in a cybersecurity role, with a focus on incident response.
• Extensive knowledge of Microsoft 365 Defender and other cybersecurity tools.
• Strong analytical, problem-solving skills, excellent communication and collaboration abilities with both technical and non-technical personnel
• Knowledge of cybersecurity frameworks, regulations, and best practices.
• Ability to work in a fast-paced and dynamic environment.
• Strong attention to detail and the ability to work under pressure.
• Ability to lead incident handling processes
• Certified in one or more of the following: CRISC, CISA, CISM, CISSP, SANS GIAC Security Certifications, ITIL, ISO27001
• Ability to work well in a demanding, dynamic environment, and meet overall objectives
• Understands and follows all standards of IATF16949 and VDA 6.3 quality standards. (training and awareness will be provided for those who are not familiar with these standards)
• Understands and follows all standards of ISO14001 environmental standards. (training and awareness will be provided for those who are not familiar with these standards)
• Application & Software Security experience
• Experience working for a SaaS or other technology service provider.
• Working in a consulting or consultation-task oriented environment

Nice to have

• Relevant certifications, such as Certified Information Systems Security Professional (CISSP) or Certified Incident Handler (GCIH), CCIE are a plus.

What We Offer

• Welcome to AESC, where you'll have the opportunity to tackle the world's most fascinating challenges alongside exceptionally talented individuals who are driven to make a difference. We strive to ensure that our employees are well taken care of, enabling them to focus on their work and contribute to our collective mission.
• We offer:
• Comprehensive compensation packages including a competitive salary and a rewarding bonus program.
• An inclusive and diverse work environment that fosters and encourages professional and personal development.
• Highly automated, clean, safe, and temperature-controlled production environment
• Medical, Dental and Vision Insurance
• HSA and Flexible Spending Accounts
• 401K with company match
• Life Insurance (Company paid and additional voluntary life available)
• Paid Vacation and 14 Paid Holidays
• Short term and long-term disability coverage (Company Paid)
• Tuition reimbursement

Application Process

Even if you don't meet every requirement listed, if you believe this role suits you well, we encourage you to apply. Your application gives us the opportunity to learn more about you and explore potential fits within our team.

Work Schedule

• Work week is a 40-hour minimum
• Extended hours and overtime are required as needed
• Must be able to work any shift as required
• Must be able to work weekends as required

Equal Opportunity Employer

All of us at AESC – regardless of functional area or expertise – share a passion to design, manufacture, and sell high-performance products. It is our policy to provide Equal Employment Opportunity (EEO) to all persons regardless of race, gender, disability, or any other status protected by law. Candidates for this position must be legally authorized to work in the United States and will be required to provide proof of employment eligibility at the time of hire.