Sr. Information System Security Officer (ISSO) - Washington DC

VetJobs; Washington (District of Columbia); On-site; USD 140,000 - 160,000; Full time

Job summary

A leading organization is seeking a Senior Information System Security Officer (ISSO) to support federal clients in Washington, DC. This role involves managing security controls, leading teams, and ensuring compliance with federal regulations. The ideal candidate will have significant experience in information security and hold relevant certifications. Benefits include competitive compensation and comprehensive health coverage.

Benefits

Health/Dental/Vision

401(k) match

Flexible Time Off

STD/LTD/Life Insurance

Referral Bonuses

Professional development reimbursement

Maternity/Paternity leave

Qualifications

• At least 6 years of hands-on ISSO experience, with 3+ years leading system authorizations.
• Minimum of 2 active relevant certifications required.

Responsibilities

• Develop and update security authorization packages per client requirements.
• Conduct risk analyses to determine safeguards.
• Mentor and train less experienced team members.

Skills

Communication

Organizational Skills

Interpersonal Skills

Education

Bachelor's degree or higher in Cybersecurity

Tools

SIEM

EDR

Tenable

Job description

ATTENTION MILITARY AFFILIATED JOB SEEKERS - Our organization collaborates with partner companies to source qualified talent for open roles. The following position is available to Veterans, Transitioning Military, National Guard and Reserve Members, Military Spouses, Wounded Warriors, and their Caregivers. If you meet the required skills, education, and experience, please click the submit button and follow the next steps. All positions are onsite unless otherwise specified.

Tyto Athene is seeking a Senior Information System Security Officer (ISSO) to support our federal client in Washington, DC. This role involves researching, generating, and validating security controls supporting the Risk Management Framework (RMF). Responsibilities include developing and maintaining Systems Security Plans (SSP) and related documentation for Accreditation and Authorization (A&A) reviews to achieve Authority to Operate (ATO). The ISSO will review systems for security weaknesses, recommend improvements, and assist with implementing and documenting upgrades. The individual will also serve as a Team Lead, assigning work and mentoring less experienced team members.

Responsibilities :

1. Develop and update security authorization packages compliant with FISMA, including SSP, Risk Assessment, Security Assessment, Contingency Plan, IRP, SOP, POA&M, Remediation Plans, and CMP.
2. Validate physical security measures supporting system security requirements.
3. Maintain hardware and software inventories for the information system.
4. Develop, test, and train staff on Contingency and Incident Response Plans.
5. Manage risks associated with the administration and use of information systems.
6. Coordinate with stakeholders to maintain compliance and achieve ATO.
7. Perform risk analyses to determine cost-effective safeguards.
8. Support Incident Response and Contingency activities.
9. Conduct security control assessments using NIST 800-53A, OMB A-130, and OMB A-123 guidelines.
10. Perform independent scans of applications, networks, and databases as required.
11. Implement continuous monitoring to enforce security policies and oversight processes.
12. Coordinate data calls with agencies in a timely manner.
13. Mentor and train less experienced team members.

Certificates / Security Clearances / Other

Required Qualifications :

1. Minimum of 2 relevant certifications (active and maintained), such as CISSP, CISM, CGRC, CRISC, ISSMP, CISA, CCSP, CEH, Security+, PMP.

Clearance : Secret Clearance required

Additional Qualifications / Responsibilities

Required :

1. At least 6 years of hands-on ISSO experience, with a minimum of 3 years leading system authorizations for federal government high-value assets, critical, high, or cloud systems.
2. At least 2 relevant active certifications as listed above.
3. Strong communication skills, capable of briefing at the CISO level.
4. Expertise in FISMA, RMF, NIST, and related cyber policies.
5. Knowledge of cybersecurity tools such as SIEM, EDR, Tenable.
6. Excellent organizational skills for task tracking and deadlines.
7. Strong interpersonal skills for stakeholder engagement.

Desired :

1. Bachelor’s Degree or higher in Cybersecurity, MIS, IT, or related field.
2. Experience with JCAM.

Clearance : Secret Clearance required

Compensation :

Salary typically ranges from $140K to $160K, based on skills and experience. Compensation factors include education, certifications, and other criteria.

Benefits :

Health, Dental, Vision, 401(k) match, Flexible Time Off, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and parental leave.

Create a job alert for this search

Information System Security Officer • Washington, DC, United States