Information Systems Security Engineer (ISSE)

Washington, DCup to $220kPosted Apr 28, 2026
Skip to main contentJobsDashboardProfileCurrent EmployeesJoin Talent NetworkCandidate LoginSingle PositionView All JobsInformation Systems Security Engineer (ISSE)Washington, DCApply NowAdd to cartFind out how well you match with this jobUpload your resumeJob DescriptionLocationWashington, DC, USJob CategoryCybersecurity JobsClearance RequiredTS/SCIPotential for TelecommuteOn-SiteMTSI is seeking a Information Systems Security Engineer (ISSE) whose primary function will be to serve as the Program Office’s information security professional responsible for managing all aspects of an organization's information security system, including researching, testing, training, and implementing programs designed to safeguard sensitive information from possible compromise.  Your essential job functions will include but may not be limited to:The ISSE works with System Engineering teams to incorporate cyber resiliency objectives, techniques, and design principles into all system engineering and development efforts throughout the systems development life cycle (SDLC).Develop and maintain documentation and diagrams for security tools, system environments, and cloud operationsPerform requirements analysis, design, and integration for complex software applications and collaboration infrastructuresParticipate in the change management process, including reviewing Change Requests and assisting in the assessment of security impact of proposed changesWrite implementation and design documents describing how security features are implementedCreate and maintain information system security documentation, Standard Operating Procedures (SOP), and provide guidance on active Plans of Action and Milestones (POA&M)Conduct periodic and continuous monitoring of the system, procedures, and documentation to ensure compliance with the authorization packageRequired:10+ years' technical experience in cybersecurity, information technology, or systems engineeringMust have experience working with Special Access Programs (SAPs)Strong proficiency fault tolerance, and Reliability, Maintainability, Availability (RMA) subject matter.Must possess excellent analytical skills and be capable of quantifying risk to enterprise systems and level of compliance with security policyExcellent communication skills (verbal and written) requiredAdvanced knowledge in one or more of the following areas:Java, Python, Ruby and/or C++Linux Expertise (RedHat/RHEL or CentOS preferred)Dynamic & Static Application Security Scanning (e.g., Arachni, OWASP ZAP, BurpSuite, Fortify, Checkmarx, etc.)Virtualization and containers (EC2, Docker)Infrastructure Security Scanning, Vulnerability Scanning (Twistlock, ACAS/Nessus)Certifications:Certified Information Systems Security Professional (CISSP).Certified Cloud Security Professional (CCSP).Information Systems Security Engineering Professional (ISSEP)DOD Information Technology Security Certification and Accreditation Process (DITSCAP)DOD Information Assurance Certification and Accreditation Process (DIACAP)Education Requirements:Bachelors Degree in related discipline or an additional 4 years of experience in lieu of a DegreeClearance Requirements: Current/active Top Secret/SCI; Current or recent DoD SAP access  The pay range for this position is $160,000/year to $220,000/year; however, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI offers a full range of medical benefits, 401k, ESOP, paid time off, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled.#LI-LS1#mtsi#lawrenciumsaskatchewantrout#LI-OnsitePerks & BenefitsVacationNew Hires Accrue 20 days of PTO and 10 Holidays per YearHealth InsuranceZero Deductible Health PlansFlexible SchedulesFlex SchedulesProfessional DevelopmentUp to...

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