Information Systems Security Engineer (Subject Matter Expert)
Nightwing
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.Information Systems Security Engineer - SMESeeking an Information Systems Security Engineer (ISSE). The role of the ISSE is to bridge the gap between high level security policies/requirements and technical/operational implementation of those requirements. Candidates should have in-depth understanding of the cybersecurity policies and procedures for government sector information systems and sufficient technical knowledge and experience to implement them. The ISSE will work closely and effectively with the ISSM and Sponsor IT managers on all aspects of their development and implementation programs as they progress through their Agile management processes. The ISSE will provide guidance, standards, and oversight to the development teams as they work towards accreditation and then to keep accredited. The candidate will provide input to A&A process activities and related documentation such as systems concept of operations, system security design, implementation plans, operational procedures, and maintenance training materials.Bachelor's degree (preferably in STEM field) and 10 years technical experience. Additional technical experience may be substituted in lieu of education.TS/SCI with Polygraph Required Day 11. Experience working with sponsor and providing input to A&A process activities and related documentation such as systems concept of operations, system security design, implementation plans, operational procedures, and maintenance training materials2. Demonstrated on-the-job experience conducting assessments of existing IT architecture for compliance with security requirements from applicable security frameworks (such as ICD 503)3. Demonstrated on- the job- experience evaluating proposed security architectures and designs against security compliance requirements.4. Basic understanding of information security principles and risk assessment techniques5. Provide continuous monitoring support for information systems6. Basic understanding of information security principles and risk assessment techniques7. Experience with using NESSUS and other scanning applications8. Advanced analytical skills: able to use prior experience and knowledge to seamlessly incorporate new knowledge or information during client interactions9. Advanced communications skills: able to work well with others, independently and as part of a team10. Must be able to work well with others including educating development teams who may not have the same understanding of security as you do11. Intermediate presentation skills: able to interview engineers on technical subject matter as well as brief executive level stakeholders1. Familiarity with Agile frameworkCertifications (not required but encouraged):1. Certified Information Systems Security Professional (CISSP)2. Information Systems Security Engineering Professional (ISSEP)3. AWS (Architect, DevOps, Security)TS/SCI with Polygraph Required Day 1At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team.Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.SummaryLocation: Sterling, VAType: Full time
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...: JADC2 Operations Subject Matter Expert Belong. Connect. Grow... ...! KBR's National Security Solutions team provides high-end engineering and advanced... ...and optimizing defense systems that ensure national security... ...techniques to shape and inform Concept Exploration,...Full timeTemporary workLocal areaRelocation packageFlexible hours- ...Information Systems Security Engineer MUST HAVE A TS/SCI Poly The Information Systems Security Engineer (ISSE) provides support to the customer... .... TENICA provides knowledgeable and experienced subject matter experts to perform a variety of professional services,...
- ...demonstrate strong expertise in enterprise systems, automation, and operational support,... ...Collaborating effectively with management, engineering teams, and internal customers... ...Experience & Skills Experience with Security Development Operations (SecDevOps) practices...
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Job Title Information Systems Security Engineer (ISSE) Job Description Information Systems Security Engineer (ISSE) Work Location: Reston,... ...up to 10 or more years of ISSE experience Must have subject matter expert (SME) level of familiarity with Risk Management Framework...Work experience placementWork at office$180k - $205k
Information Systems Security Engineer (ISSE) Location US-VA-Herndon ID 2026-8624 Category Information Technology... ..., VA. Responsibilities Provide expert-level security support/guidance to... .... We are deeply dedicated to what matters - bringing out the best in each other...Full timeTemporary workRemote workFlexible hours- ...world.HDR is looking for Professional Engineers for various disciplines and in multiple... ...and dam safety industry leader. We are expert FERC Part 12 Dam Safety Program practitioners... ...(PIs). Specifically, HDR seeks Subject Matter Experts in Civil, Hydraulics/Hydrology,...Contract workWork at officeFlexible hours
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..., you should have over 3 years of experience utilizing information security and assurance practices and principles. Proficiency in... ...Responsibilities: ~ In your role as an Information Systems Security Engineer (ISSE), you will review and assess the Risk Management...Full time- ...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...
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$135k - $216k
ResponsibilitiesResponsibilitiesThe Information System Security Engineer (ISSE) leads and executes security engineering activities across complex information systems. Responsibilities include designing and implementing security architectures for new and existing networked...Full timeContract workShift work- ...a timely and efficient manner. Apply expert qualitative and quantitative methods to... ...screening effectiveness and complex management systems, processes, and procedures; document... ...gender identity or expression, genetic information, marital status, citizenship status or...Contract workLocal areaShift work
$131.3k - $237.35k
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Description Leidos is seeking an experienced Information Systems Security Engineer (ISSE) to lead the security architecture, design, and deployment of... ...Original Posting:August 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably...Work experience placementLocal areaImmediate start$168.1k - $205.4k
Title: Information Systems Security Engineer (ISSE) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering... ...the field of space defense and working on projects that matter, we encourage you to apply and join our team at KBR. Let...Temporary workLocal areaRelocation packageFlexible hours$150k - $180k
Information System Security Engineer Location US-VA-Chantilly ID 2026-8416 Category Information Technology Position Type Full-Time Remote No... ..., advance, and succeed. We are deeply dedicated to what matters - bringing out the best in each other to advance our...Full timeContract workTemporary workRemote workFlexible hours$106.5k - $197.5k
...sea and cyber domains in the interest of national security. Job Title: Information Security Systems Engineer (ISSE) Job Code: 44525 Job Location: Chantilly,... ...who accept a conditional offer of employment may be subject to government security investigation(s) and must...Local areaRemote workMonday to FridayFlexible hours- We are looking for an experienced Information System Security Engineer to support cybersecurity efforts for federal programs in Chantilly, Virginia... ...meet required protection levels.• Provide subject matter expertise on firewall technologies, secure network design...
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