Lead Information Security Engineer

2 weeks ago

Chantilly, Virginia, United States ManTech Full time

Secure Our Nation, Ignite Your Future

Become a vital member of a diverse team at an industry-leading organization where employee welfare is paramount. At ManTech International Corporation, you will contribute to safeguarding national security while engaging in innovative projects that provide pathways for career growth.

ManTech is seeking a dedicated and career-focused Principal Information System Security Engineer (ISSE) to enhance our operations.

Key Responsibilities:

  • Support the establishment and upkeep of IT system infrastructure essential for sensitive national security operations.
  • Develop system or network architectures that integrate multiple enclaves, accommodating various data protection and classification standards.
  • Conduct security planning, assessments, risk analyses, and risk management activities.
  • Propose system-level solutions to meet security demands.
  • Assist the Government in enforcing the design and implementation of trusted relationships among external systems and architectures.
  • Design and deploy security-related products at an enterprise level, ensuring integration into the existing environment.
  • Engage in the change management process, including reviewing Change Requests and evaluating the security implications of proposed modifications.
  • Oversee system recovery processes to confirm that security features and functions are restored and operational following outages.
  • Collaborate on project teams responsible for engineering and packaging releases for integration within the customer's production IT environment.

Basic Qualifications:

  • Bachelor's degree in IT, Cyber Security, Computer Science, Information Systems Management, Engineering, or a related field.
  • 7+ years of experience with information networks and associated security issues; or a Master's degree with 5+ years of experience.
  • DoD / DoD IAT III Level certification required; CISSP preferred.
  • Proven experience in designing and implementing enterprise IT/IA solutions.
  • Familiarity with various IA tools for audit collection, review, management, and endpoint protection (e.g., HBSS, McAfee ePO, ENS, DLP).
  • Experience with Splunk, RHEL 7+, ACAS, and Tenable.
  • Knowledge of security practices related to modern Windows, Linux, UNIX, Cisco, SQL, Oracle databases, and virtualized systems.

Preferred Qualifications:

  • Background and experience with RMF, ICD 503, NIST SP800-53, or DCID 6/3, along with familiarity with current authorization practices, especially within the DoD.
  • Splunk Enterprise Architect certification with experience in implementation and dashboard creation is highly desirable.
  • Experience performing duties as a Designated Trusted Agent (DTA).

Security Clearance Requirements:

  • U.S. Citizenship and active Top Secret clearance adjudicated within the last 6 years.
  • Willingness to undergo a random polygraph examination.

Physical Requirements:

  • Ability to remain stationary for 50% of the time.
  • Occasionally move around the office to access file cabinets and office equipment.
  • Frequently position oneself to maintain computers in the lab, including under desks and in server closets.
  • Regularly communicate with colleagues, management, and clients, which may involve delivering presentations and exchanging accurate information.

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

ManTech International Corporation and its subsidiaries actively fulfill their role as equal opportunity employers. We do not discriminate against any employee or applicant for employment based on 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. ManTech is an affirmative action/equal opportunity employer, encouraging minorities, females, disabled individuals, and protected veterans to apply. ManTech's use of external recruitment or job placement agencies is contingent upon full compliance with our equal opportunity/affirmative action policies. ManTech does not accept unsolicited resumes from recruiting firms and pays 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 our application system due to your disability. To request an accommodation, please click here and provide your name and contact information.

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