Information System Security Engineer

ManTech International Corp

Virginia Beach, VA

JOB DETAILS
SKILLS
Access Control, Amazon Web Services (AWS), Authentication, Cloud Computing, CompTIA Security+, Computer Science, Computer Security, Configuration Management, Customer Relations, Department of Defense Architecture Framework (DoDAF), Disaster Recovery, Emerging Technology, Enterprise Architecture, FISMA - Federal Information Security Management Act, Incident Response, Information Systems Security Engineering (ISSE), Information Technology & Information Systems, Internet Security, Loss Prevention, Microsoft Windows Azure, Multitasking, Naval Sea Systems Command (NAVSEA), Nessus, Network Security, Network Systems, Office Equipment, Operations Security (OPSEC), People Management, Policy Implementation, Presentation/Verbal Skills, Secret Clearance, Security Clearance, Security Information and Event Management (SIEM), Team Player, U.S. National Institute of Standards and Technology (NIST), Willing to Travel
LOCATION
Virginia Beach, VA
POSTED
2 days ago

General information

Requisition #

R68983

Locations

USA-VA-Virginia Beach

Posting Date

06/30/2026

Security Clearance Required

Secret

Remote Type

Hybrid

Time Type

Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Senior Information System Security Engineer (ISSE) to join our team in Virginia Beach, VA. This is a hybrid position with 1-2 days onsite and 2-3 days remote.

As an ISSE, you will have the opportunity to work on innovative and mission-critical and national security projects. You will collaborate with a skilled team of professionals, responsible for developing accreditation packages for cloud systems in both AWS and Azure environments. This position offers great opportunities for technical growth and improved experience in Cyber Security.

Responsibilities include but are not limited to:

  • Performing cyber security research under NAVSEA for cloud and network solutions.

  • Developing, defining, and aiding in implementing cyber security policies and processes.

  • Defining IS and Network Environment security requirements in accordance with applicable cybersecurity requirements.

  • Supporting A&A packages for multiple projects.

  • Applying security expertise to new modernization cyber solutions that provide confidentiality, integrity, availability, authentication, and non-repudiation for security policies and memorandum for records.

  • Developing Plan of Action and Milestones with proper Mitigations or Remediations, accordingly.

  • Developing approaches to mitigate IS and Cloud Network Environment vulnerabilities and recommend changes to network or network system components as needed.

  • Travel up to 25%.

Minimum Qualifications:

  • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field, and 8+ years of relevant Information Systems experience.

  • 5+ years developing secure solutions for incident response, business continuity, and disaster recovery.

  • 3+ years implementing security controls and policies with emerging cybersecurity technologies, including access control, privileged access management, data security, network security, data loss prevention, cloud security, vulnerability management, configuration management, privacy, and audits.

  • Must have an active Security+ certification.

  • Must be familiar with the use and operation of security tools including STIG Viewer, eMASSter, and Tenable Nessus and/or Security Center.

  • Experience with cloud brokerages, preferably Navy.

  • Knowledge and experience working with federal compliance and guidance, including FISMA, RMF, Federal Enterprise Architecture Framework, DoDAF, NIST Cybersecurity Framework, NIST 800 series, FedRAMP and cloud-based security controls.

Preferred Qualifications:

  • Master's degree.

  • One of the following certifications: Certified Information Systems Security Professional (CISSP), CompTIA Advanced Security Practitioner (CASP) CE, Certified Secure Software Lifecycle Professional (CSSLP), CISSP- Information System Security Engineering Professional (ISSEP), or CISSP- Information System Security Architecture Professional (ISSAP) or an equivalent security certification.

Clearance Requirements:

  • Must have an active Secret security clearance.

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time.

  • Must be able to move around the office and operate office equipment.

  • Frequently communicate with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

About the Company

M

ManTech International Corp

Our Mission Our mission is empowering our nation through a diverse and skilled workforce securely delivering innovative technology, consulting services and digital solutions for our customers’ mission success, every day. Our Vision Our vision is Securing the Future as the most trusted partner for U.S. Defense, Intelligence and Federal Civilian customers through the power of One ManTech. When these agencies think of an essential partner for their national and homeland security needs, they think ManTech. Our Values Our values are grounded in a bedrock of truth, integrity and caring for each other and the mission. We hold steadfast to: • TRUST – We earn and protect the trust of our customers, employees and investors through an enduring foundation of respect, fairness, credibility and honoring our commitments, always. • INCLUSION – We are an inclusive, diverse and talented workforce with a passion for mission success, intellectual capital, creativity and integrity. Our high ethical standards and investment in our people build confidence with our customers. • QUALITY– We deliver exceptional quality to customers through differentiated technology solutions and an uncompromising focus on excellence, value and innovation.
COMPANY SIZE
5,000 to 9,999 employees
INDUSTRY
Other/Not Classified
FOUNDED
1968
WEBSITE
https://www.mantech.com/about