ManTech Sr. Information System Security Officer (ISSO) in Chantilly, Virginia

Become an integral part of a diverse team that leads the world in the Mission, Cyber, and Intelligence Solutions group. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer oriented Sr. Information System Security Officer (ISSO) to join our team in Chantilly, VA to provide unparalleled support to our customer and to begin an exciting and rewarding career within ManTech.

The Sr. ISSO will ensure AIS and network nodes are operated, maintained, and disposed of in accordance with security policies and practices. Perform Information System Security Officer (ISSO) duties in support of in-house and external customers. Duties include, but are not limited to reviewing and developing AIS accreditation/ certification support documentation; notifying the customer when changes occur that might affect AIS accreditation/certification; performing system and network self-inspections; providing security coordination and review on all system test plans; attending system IPT and CCRB meetings; identifying AIS vulnerabilities and implementing countermeasures; representing the customer on various technical review teams; conducting security surveys at subordinate facilities and gathering pertinent security documentation for inclusion into system accreditation packages; coordinating, preparing and tracking AIS inspections, reports and responses; maintaining AIS security records; advising on and preparing Co-utilization Agreements for network nodes operating insubordinate government and contractor facilities; and receiving direction from the ISSM and government PSO. May provide work leadership for lower level employees and customer.

Specifically, the ISSO will provide assistance on IT and information system security issues affecting the mission of the NRO by implementing common information system security practices, policies and technologies. The ISSO shall also provide technical advisory support to the Director of Security on Information Systems Security (ISS)related issues and technologies.

Responsibilities include:

•Maintain operational security posture for programs and/or information systems.

•Support security authorization activities in compliance with NRO Policy and Procedures.

•Perform vulnerability/risk assessment analysis to support certification and accreditation.

•Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Assessment and Authorization (A&A)packages, and System Requirements Traceability Matrices (SRTMs).

•Formulates and tracks Plans of Action &Milestones (PO&AMs) against IT systems.

•Gathers requirements and assists with architecting security solutions for IT systems of varying architectures(Enterprise, standalone, cross domain, etc.).

•Identify, research, and implement current and future industry standard technologies to implement the next generation of ISS technologies for the NRO.

•Develop and maintain a formal, directorate-focused, Information Systems Security Program to ensure all IT assets comply with authorization and Accreditation (A&A) requirements specified under ICD 503, IC and DoD regulations, and NRO policies and procedures.

•Routinely make recommendations on best practices across the full spectrum of ISS related topics (new technology, insertion opportunities, end user training, auditing capabilities, etc.).

•Ability to represent the directorate with internal NRO mission partners (Office of Communications, CIO, F&ISD, and Counter-Intelligence)to ensure compliance and to create unique opportunities to apply advanced AIS Security solutions across the NRO.

•Ability to work with industry mission partners to ensure best practices are being utilized to ensure protect NRO sensitive information.

•Ad hoc duties as assigned.

Security Clearance Requirement:

Active/current TS/SCI with CI Polygraph is required.


Required Qualifications:

•Bachelor s degree or equivalent and 8+ years of related experience.

•DoD 8570 IAM II equivalent (e.g. active CISSP or CASP certification).

•Previous experience controlling, labeling, virus scanning, and appropriately transferring data (upload/download) between information systems at varying classification levels.

•Experience with network and information system security principles and best practices.

•Familiarity with cloud computing, Amazon Web Services (AWS), VMWare, Cisco, SAN security.

•Familiarity with vulnerability scanning processes and remediation/continuous monitoring tools.

•Familiarity with Windows active directory, access control and administration.

•Familiarity with system architectures, to include WAN and LAN design and maintenance, controlled interfaces, cross-domain solutions, etc.

•Experience using or interfacing with automated patching, anti-malware and audit capabilities.

•Experience using the Xacta tool.

•Building rapport with military, civilian, and contractors at all levels.

•Familiarity with applicable NRO, IC, DoD policies, procedures and operating instructions related to IT, IA and IM.

•Travel to contractor and government facilities maybe required up to 25%.

Preferred Qualifications:

•Familiarity with personnel security and physical security/space accreditations.

•Experience with SCC (SCAP tool),Nessus/ACAS, DISA STIGs, etc.

•Experience with Splunk, WSUS/YUM.

•Linux/UNIX skills.

•Prior onsite NRO experience.


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Years of Experience

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For more than 40 years, ManTech employees have been solving complex problems for the national security community. We are comprised of approximately 10,000 talented employees around the world. We adhere to the simple, no-nonsense values on which ManTech was founded more than four decades ago, aligning squarely with the mission objectives of our customers. As our customer base continues to expand and diversify, we continue to diversify our workforce and solutions. Half our employees have a military background, and more than 70 percent hold a government security clearance. As a leading provider of innovative technology services and solutions for the nation's defense, security, space, and intelligence communities; we hold nearly 1,000 active contracts with more than 40 different government agencies.

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 Waretime 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. We pay no fees for unsolicited services.

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