ManTech International

Senior Information Systems Security Officer

ManTech International$141K — $236K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of experience in information systems security, or a Master's degree with 7+ years of experience.
  • Bachelor's Degree or equivalent with 6 additional years of experience may substitute for education requirement.
  • Relevant industry certifications required (e.g., CISSP, CISM).
  • Expertise in technical accreditation and BOE documentation creation.
  • Experience with security and discovery tools (e.g., Tenable Nessus, NMAP).
  • Ability to manage network documentation and collaborate across large teams.

Responsibilities

  • Create and maintain Body of Evidence (BOE) documentation for system accreditation.
  • Oversee day-to-day security configurations and practices.
  • Conduct vulnerability scans and perform analysis to identify security risks.
  • Develop and manage Plans of Action and Milestones (POAMs) for risk mitigation.
  • Coordinate with teams to address operational issues and implement solutions.
  • Document security postures and configurations for secure remote application access.

Benefits

  • Health Insurance
  • Life Insurance
  • Paid Time Off
  • Holiday Pay
  • Short-term and long-term Disability
  • Retirement and Savings plans
  • Learning and Development opportunities
  • Wellness programs
Full Job Description
MANTECH seeks a motivated, career and customer-oriented Senior Information Systems Security Officer (ISSO) to join our team in Washington, D.C. This is an on-site position.

The Senior ISSO will leverage their strong technical background and knowledge to support accreditation efforts, to include creating Body of Evidence (BOE) documentation, responding to/implementing/documenting required controls, and completing required tasks and actions.

Responsibilities Include but are not limited to:
  • Create, update, maintain, and interpret required Body of Evidence (BOE) documentation to navigate system accreditation processes.
  • Ensure the day-to-day implementation, oversight, continuous monitoring, and maintenance of system security configurations and practices.
  • Conduct required vulnerability scans, review reports to identify vulnerabilities, and perform comprehensive vulnerability analysis.
  • Develop, oversee, and track Plans of Action and Milestones (POAMs) to effectively mitigate discovered security risks.
  • Coordinate with system owners, ISSMs, and team resources to diagnose operational issues and implement necessary technology solutions.
  • Document and implement plans detailing security postures, proper configurations, and secure remote access capabilities for applications.


Minimum Qualifications:
  • 10 + years of related information systems security experience, or a Master's degree with 7 + years of experience.
  • Bachelor's Degree or equivalent (6 additional years of experience).
  • Must possess one or more relevant industry certifications: Certified Information Systems Security Professional (CISSP), Certified Information Systems Security Manager - Informatin System Security Management Professional (CISSP-ISSMP), Certified Information Security Manager (CISM), Federal IT Security Professional - Manager (FITSP-M), GIAC Certified Intrusion Analyst (GCIA), GIAC Certified Incident Handler (GCIH), Global Industrial Cyber Security Professional (GICSP), or GIAC Security Leadership (GSLC).
  • Significant experience navigating technical accreditation processes, meeting strict security requirements, and creating A&A Body of Evidence (BOE) documentation.
  • Familiarity operating standard security and discovery tools including Tenable Nessus, Security Center, IBM Guardium, HP WebInspect, and Network Mapper (NMAP).
  • Proven experience managing complex network documentation, inventorying networks, and working across large technical teams to drive a standardized security agenda.


Preferred Qualifications:
  • Possession of a Cloud Certification.
  • Hands-on experience utilizing cyber risk and compliance automation tools.
  • Self-starter with excellent interpersonal skills, capable of organizing boards and driving change across organizational teams.


Clearance Requirements:
  • Current/Active TS/SCI Required.
  • Abilty to obtain and maintain a polygraph.


Physical Requirements:
  • Must be able to remain in a stationary position 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, and other equipment.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
  • Must be able to exchange accurate information in these situations.


The projected compensation range for this position is $141,500.00-$236,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

About ManTech International

ManTech International Corporation is an American defense contracting firm that was founded in 1968. The company provides cybersecurity, intelligence, and defense solutions to the United States Government. ManTech has over 9,000 employees and operates in 40 countries worldwide. The company's services include software development, systems engineering, and enterprise IT solutions. ManTech has been awarded numerous contracts by the U.S. Department of Defense and other government agencies.
Learn more about ManTech International
Size
9,800 employees
Market Cap
$3.7 billion
Industry
Net Income
$120.5 million
Founded
1968
5 Year Trend
+9.8%
Revenue
$2.5 billion
NASDAQ

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