Secure our Nation, Ignite your Future ManTech is seeking a Security Control Assessor (SCA) whom is a motivated, self-starter that can take on a variety of task supporting multiple projects. The selected candidate will maintain and reviews certifications and accreditation documents for supported automated information systems to ensure compliance with DoD and Intelligence Community Risk Management Framework (RMF) standards along with Cybersecurity Maturity Model Certification. This is a multi-tasking environment that demands customer service, communication, and organizational skills. A successful candidate will be motivated, results-oriented and have a willingness to learn.The role of the SCA is to evaluates security procedures to implement and ensures potential users are aware of and comply with Cyber Security policies and procedures to generate and maintain required documentation for supported information systems. The SCA is responsible for knowing all applicable mandates, how and where these mandates tie to policies, instructions, standards, handbooks and guides, as well as the impact of the security requirements on component systems and mission. Will oversee IT security activities and compliance, security audits, evaluations, and risk assessments of complex operational systems and facilities and provides recommendations for remediating detected vulnerabilities; conduct security and internal control reviews of sensitive systems. The candidate conducts specific technical reviews to support non-standard operational requirements and systems. Conducts security assessments, security authorizations and assesses technology to ensure that security vulnerabilities are identified and remediated. Responsibilities include, but are not limited to: * Develop Assessment & Authorization (A&A) testing methodologies, Security Test Plans, and provide all documentation necessary for performing a Security Control Assessment. * Be proficient at testing, analyzing and interpreting A&A testing results for all systems, including but not limited to the following platforms: Linux, UNIX, Windows, Virtual Machine, Networking, Database, Cloud Technologies. * Ability to identify systemic security issues based on the analysis of vulnerability and configuration data. * Audits networks and systems for vulnerabilities using DISA SCAP/Security Technical Implementation Guides (STIGs), ACAS/Nessus vulnerability scanner, and other tools as required to determine, analyze and mitigate findings for technologies listed above. * Ascertain information systems' security posture utilizing Self-Assessment, Security Test Plan control validation activities and other coordinated security testing. * Reviews and analyze, Assessment & Authorization (A&A) packages to include System Security Plans (SSP), Security Requirements Traceability Matrix (SRTM), Risk Assessments, Information System Contingency Plans (ISCP), Back-up Standard Operating Procedures (SOP), Incident Response Plans (IRP), Configuration Management Plans, (CMP), Hardware/Software lists, Network Diagrams, Data Flows, System Change Requests/Proposals, Nessus scan reports, test reports, and Plan of Actions & Milestones (POA&Ms)for completeness, accuracy, and document effectiveness of controls, plans and procedures implementation. * Ensuring accuracy of the assets identified within the system, ensuring the assets are being properly tested within Security Center 4 or other related tool as required by the client and that the monthly testing results are accurate and proper credentials have been provided in order to yield accurate results, and identify any rogue assets that should be within the system boundary. * Provide Security Assessment Results to meet client requirements and standards, which will include at a minimum the following documents: Security Assessment Report (SAR), Requirements Traceability Matrix (RTM), and a detailed technical results document as needed to support ManTech or Customer requirements. * Assist with the interpretation and analysis of Security Assessment Results upon completion of each Security Assessment and/or as requested to assist with post-assessment questions, to assess the vulnerability and risk to the system and to the customer or other connected systems. Basic Qualifications: * 7+ years expertise in security engineering * Bachelor's Degree in Computer Science or a related technical discipline, or the equivalent combination of education, professional training or work experience * Must have DoD 8570 IAT Level II certification Security Clearance Requirements: * Active TS/SCI with CI Poly Physical Requirements: * Must be able to remain in a stationary position 50% * Needs to occasionally move about inside the office to access file cabinets, office machinery, etc * Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer * Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law. If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. 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