Senior OT Cybersecurity / RMF Lead at Netbuilder - Frederick, Maryland

Location: Urbana, Maryland, USA (hybrid, with occasional onsite attendance) Employment Type: Full-time | Permanent Pay: Up to $140,000.00 per year Considering making an application for this job Check all the details in this job description, and then click on Apply. The Role NETbuilder is looking for an experienced Senior OT Cybersecurity / RMF Lead to support a newly awarded U.S. government cybersecurity project based in Urbana, Maryland. You will lead the technical cybersecurity and Risk Management Framework (RMF) workstream, overseeing security architecture, compliance requirements, and authorization activities across operational technology (OT) environments. As this is a new project, you will also play a key role in establishing cybersecurity governance, processes, and ways of working, helping shape the team’s approach from the ground up. You will work closely with engineers, cybersecurity specialists, and government stakeholders, providing technical leadership and ensuring security controls, documentation, and authorization requirements are delivered to a high standard. This is not a fully remote role. Occasional onsite attendance in Urbana, Maryland is required, which may be weekly or monthly depending on project needs. What You Will Do Lead RMF and Authority to Operate (ATO) activities, from system categorization through authorization. Define, assess, and review OT cybersecurity architecture across industrial control systems, networks, and supporting IT infrastructure. Apply and tailor NIST SP 800-53 security controls to OT environments, ensuring alignment with applicable government security requirements. Lead the development and review of security documentation, including System Security Plans (SSPs), Security Assessment Reports (SARs), and Plans of Action and Milestones (POA