Information Security Systems Engineer
$106.5k - $197.5kL3Harris Technologies Careers
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Information Security Systems Engineer (ISSE) Job Code: 44525 Job Location: Chantilly, VA Job Schedule: 5/8 Monday - Friday Job Description: The successful candidate will support a highly motivated engineering team in defining, designing, implementing, documenting, testing and sustaining security solutions on National Security Systems, or other systems engineered for our government customers, using current standards within National Institute of Standards & Technology (NIST) Risk Management Framework, Special Publications 800-37, 800-53, 800-171, and other NIST publications; Committee on National Security Systems Instruction (CNNSI) 1253, Joint SAP Implementation Guide (JSIG), and Federal Information Processing Standards (FIPS) to certify and achieve system accreditations. The successful candidate will work with system developers or commercial product vendors in the design and evaluation of state-of-the-art secure systems, networks, and database products, using methods such as encryption technology, vulnerability analysis and security management. Essential Functions: • Perform incident response cyber threat identification, incident response support, defensive cyber operations coordination, malware analysis, supply chain risk management assessments per NIST SP 800-161, vendor provenance, counterfeit detection • Exercise skills in NIST Risk Management Framework (RMF) and all related NIST publications, to include writing System Security Plans, Security Control Traceability Matrix, Continuous Monitoring Plan, Security Assessment Plans & Procedures, Security Concept of Operations, Plan of Action and Milestones • Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls • Assist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports • Define/manage systems/security architectures including system security boundaries, vulnerability management and risk mitigation and remediation strategies within networks, systems, applications and new technology initiatives (hardware, software, firewalls, intrusion detection systems, anti-virus systems and software deployment tools); and Infrastructure/Platform/Software-as-a-Service (IaaS/PaaS/Saas) implementations in cloud environments • Define/manage systems/security architectures including system security boundaries in on-premises data center systems and ultimately deploy to secure cloud-based system, to include configuration and use of defense and assessment tools specific to each environment type • This position is performed 100% onsite and cannot be performed remotely Qualifications: • MUST have an active Top Secret/SCI security clearance with ability to obtain and maintain Special Access Program (SAP) clearance after hire • Bachelor's Degree and a minimum of 6 years of prior relevant experience; Or, Graduate Degree and a minimum of 4 years of prior related experience; Or, in lieu of a degree, minimum of 10 years of prior related experience • DoD 8140.03 Level 3 or 4 certification Preferred Additional Skills: • Perform Model Based System Engineering (UML, SysML, UAF) • Confugure/operate vulnerability analysis tools such Tenable NESSUS Security products • Develop dashboards, configure rules and operate/administer SEIM/audit reduction tools (e.g., Splunk) In compliance with pay transparency requirements, the salary range for this role in Virginia state is $106,500-$197,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. LI-CG1 L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or Spanish
$106.5k - $197.5k
Job Title: Information Security Systems Engineer (ISSE)Job Code: 44525Job Location: Chantilly, VAJob Schedule: 5/8 Monday - FridayJob Description:The successful candidate will support a highly motivated engineering team in defining, designing, implementing, documenting,...SuggestedFlexible hours- ...Job DescriptionJob DescriptionSenior Information Systems Security Engineer (ISSE) TS/SCI CI Poly Department:Government Customer- ChantillyLocation:Chantilly, VA SeniorISSE Position Description:The SeniorInformation Systems Security Engineer provides support to the customer...Suggested
- ...Job DescriptionJob DescriptionInformation Systems Security Engineer TS/SCI CI Poly Department:Government Customer- ChantillyLocation:Chantilly, VA MUST HAVE A TS/SCI Poly The Information Systems Security Engineer (ISSE) provides support to the customer in the area of...Suggested
- OverviewVTG is seeking a highly skilled Information Systems Security Engineer (ISSE) to design, implement, and maintain security controls across enterprise systems and networks. This role ensures systems are compliant with security requirements while supporting mission-...Suggested
- ...Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network... ...Serving as a trusted interface among product, engineering, operations, executive leadership, and government stakeholders, the Information System Security Engineer (ISSE) will guide...SuggestedFull timeLocal areaRelocationVisa sponsorship
$190k - $210k
...package that promote a healthy work-life balance, provide security and assurance that your individual health needs are met... .../or job related training. Open Job Opportunities Information Systems Security Engineer Location Chantilly, VA Employment Type Full...Full timeFor contractorsRemote workFlexible hours$146k - $234k
Peraton OverviewPeraton is a next-generation national security company that drives missions of consequence spanning the globe... ...safe and secure.ResponsibilitiesPosition SummaryThe Information System Security Engineer is responsible for designing, implementing, maintaining,...Contract workTemporary workShift work- Information System Security Engineer (ISSE) TS/SCI FSPDepartment: Government Customer- HerndonLocation: Herndon, VAInformation System Security EngineerMinimum Qualifications:Five or more (5+) years’ experience maintaining security posture of Sponsor compute environments...
- Peraton OverviewPeraton is a next-generation national security company that drives missions of consequence spanning the globe... ...safe and secure.ResponsibilitiesResponsibilitiesThe Information System Security Engineer (ISSE) leads and executes security engineering activities...Full timeContract workTemporary workShift work
$100k - $210k
OverviewVTG is looking for Information System Security Engineers (ISSEs) in Chantilly VA. These positions are contingent upon contract award.What will you do?An ISSE is responsible for conducting IS security engineering activities throughout the lifecycle.ISSEs are responsible...Contract workWork experience placement- ...Job Description Job Description We are actively seeking an Information Systems Security Engineer (ISSE) with a minimum of 11 years' experience with a Bachelor's Degree. Other degrees will be considered with the year's experience adjusted to accommodate. REQUIRED...
$5,000 per month
...Description Mission Context LV8D Solutions supports national security space and intelligence customers delivering next-generation sensing and exploitation capabilities. The role of Information System Security Engineer (ISSE)* is responsible for conducting information...Contract workTemporary workFor contractorsImmediate startFlexible hours- ...Description Job Description Mantis Security is a leading specialty firm... ...Operations, Cyber Defense, Information Assurance, Software Development, DevSecOps, Security Engineering, and Cloud Engineering. We... ...for the next Information Systems Security Engineer (ISSE) to join...
- ...Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a Senior Information System Security Engineer (ISSE) to provide expert technical and programmatic Information Assurance (IA) services. In this role, you will be the...Contract work
- ...Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a Principal Information System Security Engineer (ISSE) who is a recognized authority in the field. This is a high-impact role where you will tackle unusually...Contract work
$99k - $225k
Information Systems Security EngineerThe Opportunity:Security is most effective when it is part of system design from the beginning. As an Information Systems Security Engineer, you’ll help design, implement, and assess security controls that protect cloud-hosted information...Full timeContract workPart timeLocal areaRemote work- ...At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. Information Systems Security Engineer (Principal) About the role Snowflake's national security deployments are authorized to operate inside classified...Live inImmediate start
$150k - $210k
...Role: Information System Security Engineer (ISSE) Location: Fairfax, VA or Denver, CO Salary: $150,000 - $210,000 plus 50% employer package Security Clearance: Active TS/SCI with CI Polygraph Required We are working with an established organization supporting...Full timeFlexible hours$154.05k - $278.48k
Leidos has a new and exciting opportunity for an Information Systems Security Engineer (ISSE) SME in our Intel Sector's (IS) Analysis Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...Full timeImmediate startFlexible hours$99k - $206k
...technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to... ..., and commercial markets.Nightwing is searching for an Information Systems Security Engineer (ISSE) to support a customer in the Dulles, Virginia...Full time- As Sr.Information Systems Security Engineer II, you’ll play a pivotal role in safeguarding our organization's digital assets and sensitive information. The ideal candidate is a dedicated professional with a strong background in cybersecurity, a deep understanding of current...Full timeLocal area
$120.8k - $265.8k
Job Title: Sr. Staff Information Systems Security Engineer (ISSE) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of...Full timeContract workWork experience placementFlexible hours$86.6k - $181.8k
Job Title: Information Systems Security Engineer (ISSE) Linux/RHEL Job Category: Security Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 25% Type of Travel: Continental US *...Full timeContract workWork experience placementFlexible hours- ...Job Description Job Description We are seeking a Sr. Information Systems Security Engineer (ISSE) to join our dynamic team and play a pivotal role in safeguarding our organization's digital assets and sensitive information. The ideal candidate is a dedicated professional...Temporary workRelocation package
$146.67k - $249.33k
...Job Description BAE Systems, a top-ten prime contractor to... ...into intelligence and provides engineering, integration and sustainment... ...and systems. Intelligence & Security provides services and products... ...We are actively seeking an Information Systems Security Engineer (...Full timePart timeFor contractorsLocal areaRemote workFlexible hours$5,000 per month
...Context LV8D Solutions supports national security space and intelligence customers... ...exploitation capabilities. The Communication Systems Engineer will support government satellite... ...Risk Management Framework (RMF) and information security policies and standards. Understanding...Contract workTemporary workFor contractorsWork at officeImmediate startFlexible hours- ...cybersecurity authority for tools and CI/HUMINT data-management systems, ensuring security is designed, implemented, assessed, and sustained... ...system design and development. The role partners with Software Engineers, Data Scientists, Data Management Tool Administrators, the...Full timeLocal area
$178.4k - $226.7k
...deadline: Oct 25, 2026We're seeking a Security Engineer to design, develop, and implement security... ...one specialty while maintaining broad Information Security knowledge across technical... ...background in troubleshooting systems issues, analyzing logs, or automating...InternshipFlexible hours$5,000 per month
...ContextLV8D Solutions supports national security space and intelligence customers... ...professional who reviews and evaluates Information Systems (ISs) and recommends changes to the Government... ..., application security, social engineering, and scriptingPossess knowledge of cybersecurity...Contract workTemporary workFor contractorsImmediate startFlexible hours$176k - $282k
...OverviewPeraton is a next-generation national security company that drives missions of... ...experience serving in a senior network security engineer position or other relevant cyber... ...PhDActive Top Secret/Sensitive Compartmented Information (TS/SCI) clearance, with polygraph....Contract workTemporary workShift work
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