Information System Security Officer - TS/SCI (req-290)

Team CATHEXIS elevates the government contracting experience through rapid response, deep skill, and thoughtful problem-solving and communication. Our core capabilities are our top-tier program and project management, data analytics, and audit services, the backbone of which is our integrated approach to operational excellence.
You worked hard to get to where you are. You strive to make every day better than the day before. So do we. Team CATHEXIS operates with an all-in mindset. We are working together to create a company that supports our shared values and individual goals. Our values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. We believe success is best when we listen and lead with empathy; model high standards of ethics to provide a rewarding candidate experience; work hard, have fun, and appreciate the strengths we all bring to the team; and empower our employees to create innovative and trusted results.
We are looking for a dynamic Information System Security Officer (ISSO) with an active TS/SCI clearance to join our team! The Information System Security Officer (ISSO) will lead and coordinate cybersecurity accreditation efforts, partnering with Project Teams, the Services, Operations & Delivery Teams, and customers to manage requirements, timelines, documentation, and compliance. The ideal candidate will have experience with system architecture and design, communicating and collaborating across technical teams, project and operations teams, and senior stakeholders, with strong organizational and program management skills. This individual will be responsible for tracking the end-to-end lifecycle of cybersecurity accreditation processes, ensuring requirements, milestones, deliverables, and implementation activities remain aligned with project objectives and timelines.
Responsibilities
The responsibilities include, but are not limited to:
Work closely with Project Teams, the Services, Operations, and Delivery Teams and customers to coordinate technical and security tasks required for accreditation are completed
Serve as the Subject Matter Expert to provide guidance on cybersecurity accreditation processes, DevSecOps, and Federal compliance requirements
Communicate regularly with teams and customers to clarify requirements, provide updates, and address questions
Understand the detailed steps and engagement points of the DoD Risk Management Framework and FedRAMP accreditation processes
Understand the software DevSecOps process and articulate what infrastructure, software and approval processes are required to successfully implement a software solution in multiple environments
Organize, track, and report on the execution of each project cybersecurity accreditation process timeline
Identify potential issues or blockers early and work with the team to resolve them before they impact the project
Requirements
Active TS/SCI clearance or higher is required
Certified Information Security System Professional (CISSP)
Bachelor’s degree in Science, Technology, Engineering, Mathematics or related field
Experience working as an ISSO, ISSM, or in a similar role supporting PaaS/SaaS solutions through the DoD RMF process
Strong knowledge of cloud platforms, such as AWS, Microsoft Azure, and Google Cloud Platform (GCP)
Experience with program management, cross-functional coordination, and executive-level communication
Strong problem-solving, critical-thinking, and communication skills, with the ability to work effectively across technical and non-technical teams
Benefits
CATHEXIS offers competitive compensation packages to all eligible employees. Our goal is to provide a compensation package that reflects the value you bring to our team, is competitive with national average market rates, and promotes your financial security and personal well-being. The annual salary range for this role is $125,000.00 - $190,000.00 Please note that the salary information provided is a general guideline. CATHEXIS considers various factors in its final offer, including location, qualifications, experience, and skills.
Performance Bonuses
Medical Insurance
Dental Insurance
Vision Insurance
401(k) Plan (Traditional and ROTH)
Life Insurance (Basic, Voluntary & AD&D)
Paid Time Off
11 Federal Holidays
Parental Leave
Commuter Benefits
Short Term & Long Term Disability
Training & Development
Wellness Program
Community Outreach Initiatives
CATHEXIS is an Equal Employment Opportunity 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 EEO IS THE LAW. If you are an individual with a disability and would like to request a reasonable accommodation as part of the employment selection process, please contact the Recruiting Department RecruitingTeam@cathexisfederal.com.

Work arrangement
No