Leidos
Description
Leidos is seeking a Cyber Chief Information Security Officer (CISO) to support a Leidos joint venture, Consolidated Nuclear Security, LLC (CNS). Remote work options are not available.
About CNS:
Leidos is a member company of the joint venture Consolidated Nuclear Security, LLC (CNS). CNS manages and operates the Y-12 National Security Complex in Tennessee under a contract from the U.S. Department of Energy/NNSA. Y-12 plays a crucial role in maintaining a safe and effective U.S. nuclear weapons deterrent by managing nuclear materials and supporting both government and private sector operations. Required Security Clearance:
Must currently possess or be able to obtain/maintain a DOE Q clearance. The Chief Information Security Officer (CISO) will report to the Chief Information Officer (CIO) and be responsible for overseeing a wide range of complex cyber operations, risk management, and digital transformation activities. This role requires extensive experience in cybersecurity and risk management to effectively fulfill the vision and strategic direction established by the CNS Executive Leadership Team (ELT). The CISO will manage all aspects of Information Technology (IT), Operational Technologies (OT), Digital Transformation (DT), and Cybersecurity at the Y-12 National Security Complex in Oak Ridge, TN. Primary Responsibilities: Lead cybersecurity efforts for CNS. Enhance the NIST-based Risk Management Framework (RMF) across all information system authorization boundaries. Keep an accurate inventory of information system authorization boundaries and ATO packages. Collaborate with other CISOs in the NNSA Nuclear Security Enterprise. Ensure the cybersecurity team is fully staffed, maintaining effective collaboration with the Authorization Official Designated Representative (AODR) and others. Implement risk-balanced security measures in all nuclear security systems and IT/OT projects. Monitor emerging cyber threats and advise the CIO on mitigation strategies. Oversee the development and continuous improvement of Y-12's cybersecurity architecture. Work with IS&S, DT&M, operations, and engineering managers to create an integrated Network Operations Center/Security Operations Center (NOC/SOC). Engage with internal leaders to promote innovative solutions, including digital transformation and artificial intelligence. Maintain proactive communication with stakeholders regarding cybersecurity issues and training. Manage cybersecurity staffing assignments effectively. Contribute to architecture efforts aimed at enhancing detection, response, and analysis capabilities. Ensure compliance activities align with the contractor assurance program. Establish metrics to evaluate program effectiveness and conduct internal audits. Develop policies to ensure robust cyber controls and information security. Oversee security log management to identify and respond to potential threats. Manage intrusion detection/prevention systems and ensure continuous monitoring is in place. Support the CIO and cybersecurity personnel in maintaining compliance with DOE/NNSA and NIST standards. Foster a strong network of cyber contacts to share threat information and best practices. Collaborate with entities such as NNSA-IARC, DOE-CIRC, and others to enhance security capabilities. Standardize cybersecurity processes for incident monitoring and response. Plan and oversee budgets and schedules for cyber initiatives. Monitor project performance and document risk management outcomes. Understand mission needs to align cyber operations with program objectives. Communicate with the Y-12 Field Office on cybersecurity matters. Recruit and develop skilled cybersecurity professionals to meet operational needs. Coordinate external cybersecurity audits and assessments. Ensure all CNS systems possess an approved Authority to Operate (ATO). Required Education & Experience: Bachelor's degree in Computer Science, Computer Engineering, or related field, with 15 years of relevant experience, including 5 years in a supervisory role. Experience in cyber operations and risk management including:
In-depth knowledge of intrusion detection/prevention systems and incident response. Strong background in network security. Experience with vulnerability scanning and remediation. Ability to develop enterprise risk management frameworks. Experience managing self-assessments and supporting audit activities. Strong decision-making and time management capabilities. Familiarity with modern application models, data analytics, and cloud services. Knowledge of SIEM tools and next-generation firewalls. Excellent written and verbal communication skills. Understanding of federal cybersecurity requirements, particularly NIST standards. Willingness to be onsite at Y-12, Monday-Friday, during core hours and provide on-call support for cybersecurity incidents. Willingness to travel (up to 10 weeks per year) for DOE/NNSA-related activities.
At Leidos, we are looking for innovative thinkers who challenge the status quo and drive progress. If you thrive in dynamic environments where your ideas can lead to transformative solutions, we want to hear from you. Original Posting Date:
October 23, 2025 Pay Range:
$148,850.00 - $269,075.00 This pay range is a general guideline and may vary based on factors such as job responsibilities, education, experience, and internal equity.
Leidos is a member company of the joint venture Consolidated Nuclear Security, LLC (CNS). CNS manages and operates the Y-12 National Security Complex in Tennessee under a contract from the U.S. Department of Energy/NNSA. Y-12 plays a crucial role in maintaining a safe and effective U.S. nuclear weapons deterrent by managing nuclear materials and supporting both government and private sector operations. Required Security Clearance:
Must currently possess or be able to obtain/maintain a DOE Q clearance. The Chief Information Security Officer (CISO) will report to the Chief Information Officer (CIO) and be responsible for overseeing a wide range of complex cyber operations, risk management, and digital transformation activities. This role requires extensive experience in cybersecurity and risk management to effectively fulfill the vision and strategic direction established by the CNS Executive Leadership Team (ELT). The CISO will manage all aspects of Information Technology (IT), Operational Technologies (OT), Digital Transformation (DT), and Cybersecurity at the Y-12 National Security Complex in Oak Ridge, TN. Primary Responsibilities: Lead cybersecurity efforts for CNS. Enhance the NIST-based Risk Management Framework (RMF) across all information system authorization boundaries. Keep an accurate inventory of information system authorization boundaries and ATO packages. Collaborate with other CISOs in the NNSA Nuclear Security Enterprise. Ensure the cybersecurity team is fully staffed, maintaining effective collaboration with the Authorization Official Designated Representative (AODR) and others. Implement risk-balanced security measures in all nuclear security systems and IT/OT projects. Monitor emerging cyber threats and advise the CIO on mitigation strategies. Oversee the development and continuous improvement of Y-12's cybersecurity architecture. Work with IS&S, DT&M, operations, and engineering managers to create an integrated Network Operations Center/Security Operations Center (NOC/SOC). Engage with internal leaders to promote innovative solutions, including digital transformation and artificial intelligence. Maintain proactive communication with stakeholders regarding cybersecurity issues and training. Manage cybersecurity staffing assignments effectively. Contribute to architecture efforts aimed at enhancing detection, response, and analysis capabilities. Ensure compliance activities align with the contractor assurance program. Establish metrics to evaluate program effectiveness and conduct internal audits. Develop policies to ensure robust cyber controls and information security. Oversee security log management to identify and respond to potential threats. Manage intrusion detection/prevention systems and ensure continuous monitoring is in place. Support the CIO and cybersecurity personnel in maintaining compliance with DOE/NNSA and NIST standards. Foster a strong network of cyber contacts to share threat information and best practices. Collaborate with entities such as NNSA-IARC, DOE-CIRC, and others to enhance security capabilities. Standardize cybersecurity processes for incident monitoring and response. Plan and oversee budgets and schedules for cyber initiatives. Monitor project performance and document risk management outcomes. Understand mission needs to align cyber operations with program objectives. Communicate with the Y-12 Field Office on cybersecurity matters. Recruit and develop skilled cybersecurity professionals to meet operational needs. Coordinate external cybersecurity audits and assessments. Ensure all CNS systems possess an approved Authority to Operate (ATO). Required Education & Experience: Bachelor's degree in Computer Science, Computer Engineering, or related field, with 15 years of relevant experience, including 5 years in a supervisory role. Experience in cyber operations and risk management including:
In-depth knowledge of intrusion detection/prevention systems and incident response. Strong background in network security. Experience with vulnerability scanning and remediation. Ability to develop enterprise risk management frameworks. Experience managing self-assessments and supporting audit activities. Strong decision-making and time management capabilities. Familiarity with modern application models, data analytics, and cloud services. Knowledge of SIEM tools and next-generation firewalls. Excellent written and verbal communication skills. Understanding of federal cybersecurity requirements, particularly NIST standards. Willingness to be onsite at Y-12, Monday-Friday, during core hours and provide on-call support for cybersecurity incidents. Willingness to travel (up to 10 weeks per year) for DOE/NNSA-related activities.
At Leidos, we are looking for innovative thinkers who challenge the status quo and drive progress. If you thrive in dynamic environments where your ideas can lead to transformative solutions, we want to hear from you. Original Posting Date:
October 23, 2025 Pay Range:
$148,850.00 - $269,075.00 This pay range is a general guideline and may vary based on factors such as job responsibilities, education, experience, and internal equity.