Department 448 Network Engineering Team works to design, implement, and maintain network infrastructures to support the design, development, testing and integration of system software for US Navy Nuclear Submarines. These network infrastructures, that are served by the System and Network Engineering team, support a variety of engineering teams that develop and maintain a variety of submarine platforms and control systems such as: Ship Control, Combat Weapons Systems, Weapons Stowage and Handling, as well as other specialized embedded safety critical shipboard and database systems, simulators, and land-based trainers. The Network Engineering team works to assure that these network infrastructures and the engineering development platforms are up to date and follow the latest cybersecurity standards.

This individual will be responsible for overseeing system security, ensuring continuous compliance with federal and DoD standards, and serving as a technical leader across networking, Linux-based environments, and security operations. This role is both hands-on and strategic, with a strong emphasis on network security, compliance monitoring, and risk management. 

Key Responsibilities:

• Lead and manage the security of information systems, including network, server, and application environments
• Oversee and continuously monitor compliance with DoD, NIST, RMF, FISMA, and related federal security frameworks
• Serve as the primary point of contact for security audits, assessments, and authorization activities (A&A)
• Implement and maintain technical security controls, including STIGs, vulnerability management, and security monitoring
• Monitor and assess system security posture through log analysis, vulnerability scans, and compliance reporting
• Partner with infrastructure and networking teams to ensure secure network architecture and operations
• Manage and support Linux and Red Hat–based systems, including hardening, patching, and access control
• Provide guidance and leadership on incident response, risk mitigation, and remediation efforts
• Develop, maintain, and review security documentation, including SSPs, POA&Ms, SARs, and SOPs
• Act as a trusted security advisor to technical teams and leadership, recommending best practices and improvements
• Support Information System environments with a strong focus on secure networking and access control

Required:

• High School diploma or equivalent
• 10+ years of experience related to the understanding of the job description
• Background in Information Systems Security compliance
• Experience working in DoD or federal government–regulated environments
• Ability to obtain and maintain a Secret level of security clearance through the Department of Defense

Preferred:

• Networking-focused certifications such as CCNA / CCNP
• Red Hat or Linux certifications
• DoD background supporting mission-critical or regulated systems
• Security certifications such as CISSP or CISM
• Familiarity with security automation, vulnerability scanning tools, and SIEM/log monitoring platforms
• Experience working with EMASS and federal accreditation
• Deep understanding of network security concepts and architectures
• Experience working in DoD or federal government–regulated environments
• Proven experience with compliance monitoring and continuous authorization
• Hands-on experience supporting Linux-based systems, including Red Hat environments
• Solid knowledge of NIST 800-series controls, RMF, FIPS, and DoD security requirements
• Experience coordinating and responding to security audits and assessments

• Strong communication skills with the ability to translate security requirements to technical and non-technical stakeholders
• Strong interpersonal, organizational, communication, and writing skills, including the ability to write documentation
• Strong technical understanding of networking systems
• Ability to work in a collaborative environment
• Mentoring and developing others
• Customer focus and presentation skills
• Highly motivated, with ability to perform independently, as well as interact with other groups and organizations in an engineering environment