DHS Information System Security Officer II

OneZero Solutions; Washington (District of Columbia); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Health insurance

401K with company matching

Paid time off

Educational assistance

Job summary

OneZero Solutions seeks an experienced DHS Information System Security Officer II to oversee federal information security compliance and mentor junior staff. The role requires developing security policies, conducting audits, and managing security incidents while ensuring a robust security posture.

Candidates must have over 7 years of ISSO experience, expertise in cybersecurity programs, and a Bachelor's degree or relevant certifications. The position offers comprehensive benefits such as health, dental, vision, and 401K matching.

Qualifications

• At least 7 years of experience as an ISSO in the DoD/Federal Government.
• Strong understanding of information security principles and practices.
• Proficient in vulnerability scanning and penetration testing.

Responsibilities

• Develop security policies, procedures, and standards for DHS systems.
• Oversee security assessments and manage risks.
• Lead responses to security incidents effectively.

Skills

Information Systems Security Officer experience

Cybersecurity leadership

Incident response

Risk management

Communication skills

Analytical skills

Education

Bachelor's degree or equivalent certifications

Tools

Security assessment methodologies

OpenRMF

Job description

OneZero full-time employees receive an extremely competitive benefits package that includes health, dental, vision, life insurance plans, 401K with company matching, PTO and paid holidays, an employee referral program, and educational assistance. Additional details can be found on our website at: https://www.onezerollc.com/careers

Position Title

DHS Information System Security Officer II

Location

NCR

Clearance

TS/SCI

Job Summary

OneZero Solutions is on contract to provide division-wide support for Federal Information Security Modernization Act (FISMA) compliance and execute the Risk Management Framework (RMF) process to achieve and maintain Authority to Operate (ATO) accreditations for DHS operational mission systems.

Manage and mentor ISSO II (Journeyman) staff, providing career development opportunities.

• Develop, implement, and maintain comprehensive security policies, procedures, and standards for DHS IT systems and networks.
• Oversee the execution of security assessments, audits, and vulnerability management programs, identifying and mitigating risks.
• Lead the investigation and response to security incidents, ensuring timely and effective containment and remediation.
• Develop and manage security awareness and training programs for DHS personnel, fostering a culture of cybersecurity.
• Partner with IT teams and system owners to integrate security controls into system development and implementation processes.
• Stay at the forefront of evolving security threats, vulnerabilities, and industry best practices, ensuring the DHS maintains a proactive security posture.

Qualified Parking Allowance

Employer may provide a monthly stipend or cover the cost of parking for employees who commute to a government site by car.

Qualifications

• 7+ years of direct experience serving as an Information Systems Security Officer (ISSO) within the DoD/Federal Government. Experience within the Intelligence Community and Law Enforcement is a strong plus.
• Proven track record of success in leading and managing cyber security programs, demonstrating innovation, initiative, and problem‑solving skills.
• In-depth understanding of information security principles and best practices, including network security, system security, encryption, incident response, and risk management.
• Extensive experience with relevant security assessment methodologies and tools, including vulnerability scanning, penetration testing, and configuration review.
• Thorough knowledge of 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.
• Exceptional leadership and communication skills, with the ability to effectively communicate complex technical concepts to both technical and non-technical audiences.
• Strong analytical and problem‑solving skills.
• Ability to work independently and as part of a team in a fast-paced environment.

Education

Bachelor's degree and/or CRISC, GISP, CASP, CISSP, or other advanced security-related certifications

Additional relevant experience may be considered in lieu of a degree.

OneZero Solutions, LLC is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access www.onezerollc.com/careers as a result of your disability.

To request an accommodation, please contact us at [e-mail] or call [phone].