Senior Information Systems Security Officer (ISSO)

We are seeking an experienced Senior Information Systems Security Officer (ISSO) for a 100% onsite role in Annapolis Junction, MD. The ideal candidate will hold an active TS/SCI clearance with Full Scope Polygraph and will oversee and strengthen the security posture of mission-critical information systems, ensure compliance with federal information assurance standards, manage day-to-day security operations, and support certification and accreditation processes for classified systems. Key Responsibilities: Lead and support information assurance efforts for programs, systems, and networks. Develop, implement, and enforce information security policies, standards, and procedures. Maintain and monitor operational security posture to protect sensitive information. Conduct risk and vulnerability assessments, and provide recommendations to mitigate threats. Evaluate security technologies to ensure they meet requirements for handling classified information. Manage system changes and assess their impact on security controls. Prepare and review security documentation, including: System Security Plans (SSPs) Risk Assessment Reports Certification and Accreditation (C&A) packages System Requirements Traceability Matrices (SRTMs) Support security authorization activities in accordance with DoD Risk Management Framework (RMF) and IC/NISCAP guidelines. Oversee configuration management for security-related software, hardware, and firmware. Requirements Active TS/SCI clearance with Full Scope Polygraph required. Bachelor’s degree in Computer Science, Information Security, Information Assurance, or a related field. 12+ years of experience in information systems security. 7+ years as an ISSO supporting DoD or IC programs with similar complexity and scope. DoD 8570 compliance: IAM Level II or IAT Level III certifications (e.g., CASP, CISSP, or equivalent). Strong knowledge of federal security frameworks, risk management, and accreditation processes. Proven ability to manage multiple security operations and projects in a classified environment. Benefits Core Benefits: Paid Time Off (PTO): Accrued Semi-Monthly, commensurate with experience. Holidays: 7 Standard Holidays + 4 Floating Holidays (Employee Choice). Payroll: Paid Semi-Monthly on the 7th and 22nd. Direct Deposit Available. 401(k): 100% match on contributions up to 4% through VANGUARD; immediate vesting. Plus, 0% to 4% Profit Sharing at year-end. Reward & Recognition Programs: Participation in Employee Referral and Bonus Programs. Health Benefits: Medical Coverage: Choice of HMO and POS Coverage by BCBS CareFirst. HMO Plan covers employees and their families at 100%. Dental & Vision Coverage: Provided at no cost to the employee by Delta Dental and VSP. Life Insurance: $100,000 coverage per employee at no cost, with additional options. Long-Term Disability: 60% of base monthly earnings up to $10,000/month. Short-Term Disability: 60% of weekly salary up to $2,000/week. Quality of Life Benefits: Mobile Phone Allowance: $75/Month Internet Access Allowance: $50/Month Grooming Allowance: $50/Month Fitness Allowance: $600/Annually Professional Association Memberships: $350/Annually Wellness Challenges: Amazon Gift Cards for Successful Completion. Special Benefits: Annual Corporate Trip: Travel and lodging for eligible employees and their families. Tuition Reimbursement: Support for continued learning up to $5,000 annually. Apply Now! You can also email your resume to careers@novulsolutions.com. We look forward to reviewing your application!