**Information System Security Officer**

**Secure our Nation, Ignite your Future**

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation, youll help protect our national securitywhile working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Information Security Engineer to join our team in the Hanover, MD area.

Responsibilities include, but are not limited to:

Support the government in complying with Agency Systems Security Certification & Accreditation (C&A) processes, to include discovery meetings, achieving Interim Approval to Test (IATT) and in obtaining final Approval to Operate (ATO) status for Systems Security Plans (SSP) associated with all mission systems.

Work with all appropriate agency elements to gain successful accreditation and maintain continuous monitoring activities.

Additional support includes, but is not limited to:

Provide expertise with agency C&A policy, processes & tools;

Develop and maintain documentation required for C&A;

Update and maintain SSP documentation;

Fill roles of Information Systems Security Officer (ISSO);

Manage all security relevant changes to the mission systems, assuring SSP documentation is up-to-date and ATO status is maintained

Basic Qualifications:

Shall have three (3) years of direct experience with an intelligence community or signals intelligence activity.

Shall have eight (8) years experience integrating information assurance disciplines into the system design, development, integration, and implementation.

Shall have two (2) years experience identifying Information Protection needs and define System Security Requirements; designing System Security Architecture; developing detailed Security Designs (including system security certifications and project evaluations).

Shall have two (2) years experience with Defense in Depth principles and technology including access/control, authorization, identification and authentication, public key infrastructure, network, and enterprise security architecture.

Shall have four (4) years experience developing security plans for employing enterprise-wide security architecture.

Shall have four (4) years experience assessing and auditing network penetration testing antivirus planning assistance, risk analysis and incident response.

Shall have four (4) years experience applying security risk assessment methodology to system development, including threat model development, vulnerability assessments, and resulting security risk analysis.

Shall have four (4) years experience with the NSA Certification and Accreditation process (NISCAP).

Shall have three (3) years experience enforcing the design and implementation of trusted relationships among external agency systems and architectures.

Shall have two (2) years experience in the implementation of cross domain solutions e.g. an information assurance solution that provides the ability to manually and/or automatically access and/or transfer between two or more differing security domains.

Shall have two (2) years experience developing systems that process information with different classifications and categories that simultaneously permits access by users with different security clearances and denies access to users who lack authorization.

Shall have two (2) years experience in network security certifications.

Shall have two (2) years experience in system certifications.

Shall have five (5) years experience applying of Federal, NSA, intelligence community and DoD Information Security regulations, publications, and policy.

Shall have at least one Information Security related certification (Security+, CISSP, CISM).

Shall have a Bachelors degree in a related field (e.g. Business Management, Computer Science, Electrical Engineering, Information Management, Program Management etc), **or two (2) years of additional relevant experience above all experience requirements listed, in lieu of a Bachelors degree.**

Experience w/NESSUS in a complex network environment as well as Security Center version 5.X

Strong Linux skills

Strong understanding of vulnerability assessment and penetration testing

Experience tailoring Scan Policy NESSUS/Security Center

Experience with both compliance and vulnerability scanning

Knowledge of cloud computing platforms

Scripting and coding experience a plus

Preferred Qualifications:

SPLUNK

XACTA 360

Security Clearance Requirements:

Active/Current Top Secret SCI with Poly

Physical Requirements:

Repetitive motions, sedentary work, standing, speaking, talking, medium work normal requirements up to 50 lbs, working with computers/CRTs, working with data, working with figures or numbers, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills, computer operating skills, team building skills

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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) ###-####. 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. We pay no fees for unsolicited services.

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