Senior Information System Security Officer (ISSO)

DescriptionTyto Athene is searching for a Senior Information System Security Officer (ISSO) to be responsible for the overall handling of information assurance expertise for a large, complex IT infrastructure program in Washington DC. Systems are deployed using a public cloud service provider to deliver advanced capabilities to the Federal government using IaaS, PaaS, and SaaS service models.This role is responsible for researching, generating, and validating security controls that support the customers’ Risk Management Framework (RMF) and ICD 503 Security Accreditation. Responsibilities include defining, creating, and maintaining Systems Security Plans (SSP) to support Accreditation and Authorization (A&A) reviews and coordinating with customer security organizations as part of a delivery pipeline to achieve Authority to Operate (ATO). Additionally, ISSOs review systems to identify potential security weaknesses, recommend improvements to amend vulnerabilities, and assist with implementing changes and documenting upgrades.Responsibilities:Developing and updating security authorization packages in accordance with the client’s requirement and compliant with FISMA. Core documents that you will be responsible for are the System Security Plan (SSP), Risk Assessment Report, Security Assessment Plan and Report, Contingency Plan, Incident Response Plan (IRP), Standard Operating Procedures (SOP), Plan of Actions and Milestones (POA&M), Remediation Plans, Configuration Management Plan (CMP), etc.Validate that protective measures for physical security are in place to support the system's security requirementsMaintain an inventory of hardware and software for the information systemDevelop, coordinate, test, and train staff on Contingency Plans and Incident Response PlansManage emerging and defined risks associated with the administration and use of assigned information systemsCoordinate with the client's Cybersecurity Unit to achieve and maintain the information systems' compliance and authorization to operate (ATO)Perform risk analyses to determine cost-effective and essential safeguardsSupport Incident Response and Contingency activitiesAble to perform security control assessment using NIST 800-53A publication as well as OMB A-130 and OMB A-123 circularsConduct Independent scans of the application, network, and database (where required)Provide continuous monitoring to enforce client security policy and procedures and create processes that will provide oversight into the following activities for the system ownerCoordinate with multiple stakeholders to complete mandatory agency data calls in a timely mannerQualificationsRequired:Bachelor’s Degree or equivalent combination of formal education and experience. Bachelor's Degree may be substituted for 8 additional years of relevant experience.Minimum of 10 years of general experience and 8 years of relevant functional experience as an ISSO or Security Analyst.Familiarity with program security responsibilities to include, but not limited to the NIST RMF, audit log reviews, system monitoring, SPAA processes, FISMA requirements, vulnerability & compliance scanning, continuous monitoring activities, security testing and evaluation, and security policies.Understanding of Cloud (Amazon Web Services (AWS) or Azure and FedRAMP is highly desired.Demonstrated an understanding of system administration in understanding permissions, event monitoring, and logging.Thorough understanding and knowledge of FISMA and SA&A processProficiency in writing technical analysis reportsStrong written and oral communication skillsProject management (ability to track detailed tasks and ensure timely delivery)Good business acumenRelationship managementAbility to work quickly, efficiently and accurately in a dynamic and fluid environmentDesired:Understanding and experience with CSAM is a PLUSKnowledge of DISA STIGS, CIS BenchmarksExperience using or interpreting Nessus scansStrategy developmentBalancing security requirements with mission needsClearance:Secret Clearance requiredLocation:Washington DCAbout Tyto AtheneCompensation:Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically between 130,000-160,000. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range.Benefits:Highlights of our benefits include Health/Dental/Vision, 401(k) match, Flexible Time Off, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and maternity/paternity leave.Tyto Athene is a trusted leader in IT services and solutions, delivering mission-focused digital transformation that drives measurable success. Our expertise spans four core technology domains—Network Modernization, Hybrid Cloud, Cybersecurity, and Enterprise IT—empowering our clients with cutting-edge solutions tailored to their evolving needs. With over 50 years of experience, Tyto Athene proudly support Defense, Intelligence, Space, National Security, Civilian, Health, and Public Safety clients across the United States and worldwide.At Tyto Athene, we believe that success starts with our people. We foster a collaborative, innovative, and mission-driven environment where every team member plays a critical role in shaping the future of technology. Are you ready to join #TeamTyto?Tyto Athene, LLC is an Equal Opportunity Employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, [sexual orientation, gender identity,] national origin, disability, status as a protected veteran, or any characteristic protected by applicable law.Submit a Referral (US-DC-WashingtonID 2025-1334Category Information TechnologyPosition Type Full-Time #J-18808-Ljbffr

Created: 2025-09-18