DHS Information Systems Security Engineer (ISSE)
OneZero Solutions
- Washington DC
- Permanent
- Full-time
- Lead the design, implementation, and testing of security controls for DHS systems and networks, applying advanced security principles and best practices.
- Conduct comprehensive security assessments and penetration testing, identifying vulnerabilities and recommending mitigation strategies.
- Configure and manage security appliances, firewalls, intrusion detection/prevention systems (IDS/IPS), and other security technologies.
- Develop and maintain secure network architectures and system configurations.
- Work with system owners and developers to integrate security controls into system development and implementation processes.
- Stay current with evolving security threats, vulnerabilities, and industry best practices.
- Contribute to the development and refinement of security engineering methodologies and procedures.
- Collaborate with ISSO and other DHS teams on incident response and remediation efforts.
- Mentor and guide junior ISSO staff, fostering professional development.
- 12+ years of direct experience serving as an Information Systems Security Engineer (ISSE) within the DoD/Federal Government. Experience within the Intelligence Community and Law Enforcement is a strong plus.
- Proven track record of success in designing, implementing, and maintaining secure IT systems, demonstrating innovation, initiative, and problem-solving skills.
- In-depth understanding of information security principles and best practices, including network security, cryptography, system security, vulnerability management, and incident response.
- Expertise in security assessment methodologies and penetration testing tools.
- Proficiency in security technologies and protocols, such as firewalls, IDS/IPS, VPNs, encryption, and security information and event management (SIEM) systems.
- Experience with relevant security frameworks and standards, such as DoD STIG, NIST Cybersecurity Framework, FISMA, RMF, and DHS supplemental IA controls and security policies.
- Experience with OpenRMF is a strong plus.
- Excellent analytical and problem-solving skills.
- Strong written and verbal communication skills.
- Ability to work independently and as part of a team in a fast-paced environment.