Posted 1 month ago
Information System Security Officer
AI Summary
Information System Security Officer (ISSO) responsible for executing security compliance activities, performing security control assessments, and supporting system authorization efforts in a cleared environment.
About this role
Why AIS?
When you join AIS, you’re joining a mission-driven team that’s passionate about making a difference. You’ll work on projects that matter, alongside industry-leading experts, in an environment that fosters innovation, driving client success, and empowering our team to make a lasting impact. As an employee-owned company, we value collaboration, inclusivity, continuous growth, and shared success.
Employee Ownership: Your contributions directly impact the company’s success, and you share in its achievements.
Continuous Learning: Access to resources, training, and mentorship to support your professional growth.
Inclusive Culture: A workplace where diversity is celebrated, and everyone’s voice is valued.
Mission-Driven Work: Engage in projects that make a meaningful difference for our clients and communities.
What are we looking for?
At AIS, we're looking for more than just skills - we're looking for driven individuals who are passionate about making a difference, eager to grow, and aligned with our core principles.
What you will be doing?
This position is contingent upon contract award. We are currently pursuing a proposal and are seeking qualified candidates to include in our submission and identify candidates for future hiring needs on the program once awarded.

At AIS, we are dedicated to providing our employees with diverse opportunities to grow their careers while supporting a variety of impactful projects. For this position, we are seeking a talented individual to join AIS as a Lead Security Engineer.
Core Knowledge & Skills: Develops strategic security plans, applies advanced cryptography, manages security programs, and designs secure cloud architectures.
Work & Complexity: Leads strategic projects, integrates security into business processes, develops risk management strategies, and ensures compliance.
Quality & Independence: Delivers strategic projects, develops innovative solutions, maintains high standards, and ensures stakeholder satisfaction.
Teamwork & Communication: Leads and mentors teams, aligns efforts with organizational goals, manages performance, and develops training programs.
Consulting & Engagement: Provides high-level consulting, leads innovation initiatives, develops technology roadmaps, and manages vendor contracts.
Position Summary
The Information System Security Officer (ISSO) is responsible for executing security compliance activities across assigned systems, ensuring adherence to RMF requirements, and supporting authorization efforts. This role requires independent execution of security control assessments, system documentation, and continuous monitoring activities.
This is a proposal-based position; employment is contingent upon contract award and funding availability.
Key Responsibilities
Perform documentation, testing, and ongoing assessment of security controls
Ensure complete system scoping, including all assets, components, and technology stacks
Clearly document and articulate control implementation in SSPs and related artifacts
Lead activities supporting system ATOs and reauthorizations
Ensure proper system lifecycle management, including decommissioning activities
Maintain consistent and compliant continuous monitoring practices
Coordinate with ISSMs, engineers, and system owners to resolve security findings
Required Qualifications
Minimum 9+ years of work experience in computer science or cybersecurity related field.
Minimum 7+ years of ISSO or ISS Engineer experience in a cleared environment
Bachelor’s degree in Cybersecurity, Computer Science, IT, or related field. An additional 4 years of experience will be considered in lieu of a degree.
DoD 8570/IAT Level III certification or equivalent (e.g. Security+)
Hands-on experience with tools such as:
Tenable Nessus / Security Center
Splunk
IBM Guardium
HP WebInspect
NMAP or similar tools
Strong understanding of:
RMF (Risk Management Framework)
NIST 800-53 security controls
System accreditation processes
Active Top Secret clearance.
Preferred Qualifications
Experience supporting multiple systems through the ATO lifecycle
Familiarity with federal agency compliance environments (DoD, IC, Civilian)
Applied Information Sciences does not discriminate on the basis of race, national origin, religion, color, gender, sexual orientation, age, disability, protected veteran status, or any other basis. Employment decisions are based solely on qualifications, merit, and business needs.
Skills
Explore related jobs
More jobs at Applied Information Sciences, Inc
- Security Operations LeadClient Site - Alexandria, VA
- Cyber Information Assurance/Security Specialist LeadClient Site - Alexandria, VA
- Digital Forensics AnalystClient Site - Alexandria, VA
- Incident Management LeadClient Site - Alexandria, VA
- Cloud Systems EngineerRemote - MA
- Cloud Systems Engineer 4Remote - MA
Similar ATO jobs
Jobs in Washington
- Customer Service Rep(03991) - 16 W Washington Ave.Domino's · Washington, NJ
- Assistant Manager(03991) - 16 W Washington Ave.Domino's · Washington, NJ
- Delivery Driver(09124) - 328 E Maiden stDomino's · Washington, PA
- Customer Service Rep(09124) - 328 E Maiden StDomino's · Washington, PA
Parent EducatorGeneration Hope · Washington, District of Columbia
ControllerThe Brand Guild · Washington, District of Columbia
Browse these categories
Market data for this role
All reports →- SeriesRole reportsOne role family at a time: how many openings, what changed this week, who is hiring, what it pays.
- SeriesSalary reportsWhat employers publish in job postings, by level and workplace. Not self-reported pay.
- Market overviewState of tech hiring, September 2026: up 4.8%Tech hiring rose 4.8% month over month in September 2026, with 411,122 new listings. Customer support and account executive roles led the growth.