Senior Cross Domain Solutions Technical Lead with Security Clearance

Title Senior Cross Domain Solutions Technical Lead Location Fort Meade, MD (On-Site/Office) Clearance Required TS/SCI (active at the time of application) Job Type Full-Time, On-Site Salary Range DOE Any Travel Limited travel may be required for government site visits, meetings, or training; extended or frequent travel generally not expected. Shift work Typically no regular shifts; standard business hours with occasional on-call or off-hours support during critical deployments, testing, or system incidents. Relocation Assistance Not Available Bonus/commission Not applicable for this position Application Instructions Submit Deadline N/A ZipRecruiter Note Incomplete questionnaires or failure to upload a resume will automatically disqualify candidacy. ? About OSAAVA Services: OSAAVA Services is a mission-focused Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in cybersecurity and enterprise IT services. We support critical national defense programs and are committed to excellence, agility, and innovation in every engagement. Benefits include: Medical, dental, vision insurance 401(k) with company match Paid time off (vacation, sick leave, holidays) Professional development support Life & disability insurance Why OSAAVA: SDVOSB culture: We value mission, service, and integrity Competitive compensation & benefits Opportunities to grow with a fast-moving team supporting national security Work that makes a differenceevery day OSAAVA Services is an Equal Opportunity Employer. We encourage applications from all qualified individuals, including veterans and individuals with disabilities. If you need assistance or accommodations, please email: . ? Position Summary The Senior Cross Domain Solutions (CDS) Technical Lead provides strategic, technical, and operational leadership for the design, integration, accreditation, and sustainment of cross domain technologies in support of classified mission systems across multiple security enclaves. The individual leads engineering and governance initiatives, ensuring strict compliance with NSAs Raise the Bar (RTB) standards and NCDSMP CDS policies. Key Responsibilities Lead cross-functional CDS engineering and security teams through full lifecycle development: requirements, architecture, implementation, accreditation, and O&M Develop and oversee the implementation of secure unidirectional (e.g., OWL) and bidirectional (e.g., HAGs, CDGs) data transfer mechanisms between domains Interface with NSA NCDSMO, DISA, and authorizing officials (AOs) to guide systems through CDS approval/accreditation (e.g., CDTAB) Author and validate CDS artifacts such as Risk Assessments, Security Architectures, Test Plans, Filtering Strategies, Interface Control Documents (ICDs), and Security Impact Assessments (SIAs) Guide integration of CDS with Zero Trust Architecture (ZTA), cloud enclaves, data lakes, and secure DevSecOps pipelines Represent the program to senior government stakeholders, vendors, and mission partners on all CDS-related matters Maintain enterprise awareness of emerging CDS technologies, high assurance architectures, and NCDSMO/NSA policy updates Conduct hands-on reviews of Guard filtering logic (e.g., structured/unstructured filters, protocol break) and interface enforcement logic Evaluate and recommend commercial, GOTS, and open source CDS tools, including both Transfer Solutions and Access Solutions Required Qualifications Active TS/SCI clearance Bachelors degree in computer science, Information Assurance, Systems Engineering, or related field 10 years of experience in cybersecurity, system architecture, or secure communications with at least 5 years in CDS design and implementation Demonstrated leadership in delivering accredited CDS solutions within IC, DoD, or Federal Civilian mission environments Understanding of NSA Raise the Bar (RTB), NCDSMO governance, DoDI 8540.01/8500.01/RMF/CDTAB/CDSE process Experience with Data Diodes/One Way Links (OWL, Fox-IT), High Assurance Guards (Radiant Mercury, ISSE Guard, Forcepoint Data Guards, SDoT), Transfer Guards (TGS, Downgrade Server), and Access Solutions (Nester, Lightfoot, Lagrange, SecureView) Hands-on knowledge of interface filtering, metadata tagging, DLP integration, protocol break, AV/Sandbox chaining Familiarity with STIGs, NIAP, CDSE Validation Testing, and insider threat prevention controls Preferred Certifications CDS Engineer Certification (NSA or commercial equivalents) CISSP, CISM, or CASP CCSP or AWS Certified Security (for cloud-based CDS implementation) PMP (for leadership roles interfacing with government stakeholders) Relevant Technologies High Assurance Guards: Radiant Mercury, ISSE Guard, SDoT Security Gateway (Rohde & Schwarz), Trusted Gateway System (TGS) One Way Transfer Systems/Data Diodes: Owl Cyber Defense, Fox DataDiode, Warefall Security, Nexor Data Diode CDS Transfer Solutions: Forcepoint Trusted Thin Client, Downgrade Servers (Text/Imagery Guards), BAE Systems XTS Guard Access Solutions: Nester (NSA/IC), Lagrange (IC), SecureView (AFRL), Lightfoot (IC Community) Policy Accreditation Standards: NSA Raise the Bar (RTB), DISA CDS STIGs, NCDSMO Approval Process, Cross Domain Transfer Appliance (CDTA) Lifecycle, CDTAB/CDSE Testing Process Shift work & Travel Typically no regular shifts; standard business hours with occasional on-call or off-hours support during critical deployments, testing, or system incidents Limited travel may be required for government site visits, meetings, or training; extended or frequent travel generally not expectedbfb3568a-762b-4989-884b-a9682aa104ca