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Information System Security Engineer

ManTech | Chantilly VA 20153 USA | Full Time | Posted: 01/22/2021

Job Descriptiontop

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, you’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, mission-oriented Sr. Information System Security Engineer (ISSE), in Chantilly, VA area, with strong Customer relationships.  At ManTech, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

As a Sr. Information System Security Engineer, you will use your technical ISSE and IA experience to provide advice, assistance, and guidance to a government intelligence customer. 

Responsibilities include, but are not limited to:

  • Serve as program support to the Program Manager (PM) and act as the main conduit between the PM and the directorate level security team
  • Support the PM in multiple areas to include program management, acquisition support, analytic support, technical analysis, user requirement management and development, architecture, and customer outreach and support
  • Provide IA security requirements for incorporation into system requirement documents
  • Coordinate IA matters with other directorates and external partners as necessary
  • Perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established Information Assurance (IA) standards and regulations, and recommend mitigation strategies.
  • Validate and verify system security requirements definitions and analysis, and establish system security designs.
  • Validate proposed software, hardware, firmware, and infrastructure comply with security guidelines, policies, and procedures
  • Apply knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments.
  • Support security planning, assessment, risk analysis, and risk management.
  • Identify overall security requirements for the proper handling of Government data.
  • Contribute to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations.
  • Review certification and accreditation (C&A) documentation, providing feedback on completeness and compliance of its content.
  • Apply system security engineering expertise in one or more of the following: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification, authentication, and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing.
  • Support security authorization activities in compliance with Information System Certification and Accreditation Process (ICD 503), the NIST Risk Management Framework (RMF) process, and prescribed ICs business processes for security engineering.
  • Assist architects and systems developers in the identification and implementation of appropriate information security functionality to ensure uniform application of government security policy and enterprise solutions.
  • Support the building of security architectures.
  • Enforce the design and implementation of trusted relations among external systems and architectures.
  • Assess and mitigate enterprise, system, and component security threats/risks throughout the program life cycle.
  • Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environments,
  • Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of IA architectures, systems, or system components,
  • Participate as a primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environments.
  • Support the Government in the enforcement of the design and implementation of trusted relationships among external systems and architectures.


Position Requirements: 

  • Bachelor’s degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university is required. 5+ years of ISSE experience may be substituted for a bachelor’s degree. 
  • 7+ years related experience and at least 4+ years’ experience as an ISSE on programs and contracts of similar scope, type, and complexity required.

CISSP or equivalent is required.

Security Clearance Requirement:
Active/current TS/SCI with Polygraph is required.

Physical Requirements:

  • Must be able to be in a stationary position more than 50% of the time
  • Must be able to communicate, converse, and exchange information with peers and senior personnel
  • Constantly operates a computer and other office productivity machinery, such as a computer

#LI-CW1

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. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access http://www.mantech.com/careers/Pages/careers.aspx as a result of your disability. To request an accommodation please click careers@mantech.com and provide your name and contact information.

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Location Chantilly, VA, 20153, United States
Categories Professional

Location Maptop

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Job Code R15026