ManTech seeks a motivated, career-driven, and customer-focused Information Assurance Security Analyst to join our team in Columbia, MD. You will play a critical role in supporting enterprise infrastructure capabilities for a global mission-focused workforce. This position is part of a high-visibility effort supporting the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s Enterprise Information Technology (EIT)the foundational platform for enterprise-wide users. You will partner with customers, Integrated Product Teams (IPTs), and vendors to help deliver advanced EIT capabilities through Data Center & Compute Services.Responsibilities include but are not limited to:Responsible for updating hardware and software inventory records, including associated changelog documentationParticipate in Secure the Enterprise (STE) and Secure the Network (STN) activitiesReview and address Xacta notices and maintain accurate compliance documentationComplete SEAR audit log records in alignment with Sponsor standardsReview and resolve POAMs (Plan of Action and Milestones) related to IAVA findings, including IAVAxDevelop and maintain System Security Plans (SSPs)Review system scans and collaborate with stakeholders to remediate vulnerabilities.Initiate and support the authorization process for new systems and reauthorization for legacy systemsUtilize Gatekeeper, Xacta, SEAR, and LatteArt in day-to-day security operationsMinimum Qualifications:Bachelor’s degree with twelve (12) years of relevant experienceOR Associate’s degree with fifteen (15) years of relevant experienceOR High School Diploma/GED with twenty (20) years of relevant experiencePreferred Qualifications:Experience with Gatekeeper, Xacta, SEAR, LatteArt, and similar Sponsor toolsFamiliarity with STE and STN activity coordinationExperience responding to POAMs, conducting audit log reviews, and maintaining secure system inventoriesBackground supporting SSP development and managing computer incident responsesClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

ManTech seeks a motivated, career and customer-oriented InformationSystem Security Officer (ISSO) to join our team in Hanover, MDResponsibilities Included but are not limited to:Responsible for ensuring that the appropriate operational security posture is maintained for an Information System, while developing and updating System Security Plans (SSP’s).Responsible for managing and controlling changes to the system and assesses the security impact of those changes. Will also be responsible for creating and implementing security policies, standards, and procedures to protect sensitive information.Will Incorporate and/or implement the Risk Management Framework (RMF) daily and instructs and/or educates management on its necessity for maximum security of data.Responsible for performing Nessus Vulnerability and Compliance scans against all operating system hardware, to interpret technical aspects and information security assessment results, while developing a plan of action for mitigating negative findingsMinimum Qualifications:Shall have fifteen (15) years’ experience as an ISSO with a bachelor’s degree in Computer Science or related discipline from an accredited college or university. Four (4) years of additional experience as an ISSO may be substituted for a bachelor’s degree.DoD 8570 compliance with Information Assurance Management (IAM) Level 1 or higher is required.Experience to include at least two (2) of the following areas: knowledge of current security tools/hardware/software security implementation, communication prototype, and encryption techniques/tools.Preferred Qualifications:Experience deploying and configuring security scanning tools in support of continuous monitoring processes.Experience providing critical written and verbal analyses of previously generated security architecture documentation and vulnerability and risk assessments.Experience managing a variety of tickets to assist in the CM of the information system, firewall implementations SSP changes and Account Management.Experience designing and implements Plans of Action and Milestones (POAM) to remediate findings from vulnerability and risk assessments.Experience reviewing, preparing, and updating ATO packages in accordance with NIST Risk Management Framework and customer policy, procedures, and guidelines.Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph.Physical Requirements:The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk. The person in this position must be able to remain in a stationary position 50% of the time. Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.