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Cyber Vulnerability Assessment & Analysis Officer with Security Clearance
Cornerstone DefenseChantilly, VA🇺🇸United StatesPosted 15 Jul 2026
Quick Overview
Work Type
Hybrid
Level
Mid Senior
Job Description
Cyber Vulnerability Assessment & Analysis Officer Clearance: TS/SCI with Polygraph Chantilly, VA Supporting the Most Exciting and Meaningful Missions in the World We are looking for a team-members with creative talent who are ready to take on the challenge of, Cyber Security Vulnerability A&A Officer to support at a sponsor facility. The Cyber Vulnerability A&A Officer is deployed to collocate with Sponsor's offices, departments, or programs. The officer shall perform the following functions and deliver outcomes as follows: please keep reading... Core responsibilities of the position include: • Perform vulnerability assessment against system baselines to evaluate effectiveness of system configurations to include validation of system software, software patching and hardware configurations. • Conduct compliance checks for patches on deployed program systems. • Conduct vulnerability assessment to support sponsor with Assessment & Accreditation Security Policies & procedures, and compliance with ISSO/ISSM requirements and sponsor's security regulations. • Assure compliance with accreditation documentation in coordination with program ISSO/ISSM staff. • Conduct Nmap port scanning as needed. • Operate open source security tools, such as Nmap, or other applicable products approved and provided by the sponsor. • Operate sponsor provided proprietary security tools such as Tenable Nessus, WebInspect, AppDetective, Rapid 7 Nexpose, RoadRunner, Greenlight, TEMIS, etc.. • Understand and operate network device implementations. • Coordinate with ISSO on security incident response for Information Assurance concerns. • Assist the sponsor with vulnerability assessment, including evaluation of specific configurations of program network devices and network enable software applications on both window and Linux platforms. • Ensure program laptops are configured in accordance with sponsor's Laptop Compliance Process, or current sponsor's regulations/requirements by either completing configurations or by providing advice/resources of who can configure the laptop based on the customer's office. • Maintain the sponsor's laptop security program, to include updating sponsor's system of record and/or enduring responsible officers update the system of record. • Develop and maintain a program that supports and encourages 100% laptop compliance providing options and standard operating procedures that account for mission requirements and a geographically distributed workforce. • Provide ad-hoc security administration or communication security (COMSEC) support, as required. Required experience: • Minimum 6 years' experience performing full range of Cyber A&A functions • Relevant industry certifications • Demonstrated ability to work independently with minimal guidance and in small dynamic teams often under time-constraints • US government issued Top Secret/SCI security clearance required at time of application • Must be a US Citizen at time of application Preferred Qualifications • 8 years' experience working in the Cyber A&A field. • Previous experience working within the customer space • Proficient in Microsoft office suite of products Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense. Benefits Overview : Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *
Skills
Microsoft Office
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