Information Systems Security Engineer

General information

Requisition # R61296 Locations USA-MD-Linthicum Heights Posting Date 06/23/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time

Description & Requirements

Unlock the secrets of intelligence with ManTech! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with ManTech!

ManTech is seeking a motivated, career and customer-oriented Information Systems Security Engineer to join our team in Linthicum, MD.  The position is part of a team that provides security engineering in the Linthicum location and will provide implementation and/or integration of secure networking, computing and enclave environments.

Responsibilities Included but are not limited to:

• Responsible for providing expertise in complying with Systems Security Certification & Accreditation (C&A) processes, to include discovery meetings, achieving Interim Approval to Test (IATT) and in obtaining final Approval to Operate (ATO) status for Systems Security Plans (SSP) associated with all mission systems to gain successful accreditation as well as manage all security relevant changes to the mission systems, assuring SSP documentation is up-to-date and ATO status is maintained.
• Perform/review technical security assessments of computing environments for non- compliance
• Validate and verify system security requirements definitions and analysis and establishes system security designs
• Assist architects and systems developers in the identification and implementation of appropriate information security functionality
• Support the building of security architectures and enforce the design and implementation of trusted relations among external systems and architectures
• Assess and mitigate system security threats/risks throughout the program life cycle
• Contribute to security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations
• Review certification and accreditation documentation and provide feedback on completeness and compliance of its content.

 Minimum Qualifications:

• Bachelor's degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university
• 7 years experience as an Information Systems Security Engineer on programs and contracts of similar scope, type, and complexity.
• In lieu of a degree four (4) years of additional Information Systems Security Engineer experience may be substituted for a bachelor's degree.
• IASAE Level 2 Certificate required.

Clearance Requirements:

• Must have a current/active TS/SCI w/ Polygraph.    

Physical Requirements:  

• The person in this position must be able to remain in a stationary position 50% of the time.
• Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

The projected compensation range for this position is $138,700.00-$231,400.00. 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 it’s 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.

ManTech International Corporation 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.