information systems security engineer Jobs

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Information Systems Security EngineerJob Title - Information Systems Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Fort Belvoir, Virginia, USA

Full-time

Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementation of security solut

Senior Information Systems Security EngineerJob Title - Senior Information Systems Security Engineer

LeidosCompany Name - Leidos

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Maryland, USA

Full-time

Description As a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership Command Capability in support of Nuclear Command, Control, and Communications (NC3), Continuity of Government (COG), and Senior Leader communications. The ISSE will perform in a consultant like role providing technical knowledg

Information Systems Security Engineer, Senior (ISSE)Job Title - Information Systems Security Engineer, Senior (ISSE)

Cayuse Holdings, LLCCompany Name - Cayuse Holdings, LLC

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Clarksburg, West Virginia, USA

Full-time

Overview The Information Systems Security Engineer, Senior (ISSE) plays a critical role in implementing, maintaining, and advancing security engineering practices to safeguard the information systems and services. This role collaborates with stakeholders across multiple teams to ensure that security features align with federal, and NIST Risk Management Framework (RMF) standards. The ISSE ensures the confidentiality, integrity, and availability of the CJIS Division's information systems, driving

Information Systems Security EngineerJob Title - Information Systems Security Engineer

SAICCompany Name - SAIC

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Chantilly, Virginia, USA

Full-time

Job ID: 2508038 Location: CHANTILLY, VA, US Date Posted: 2025-07-30 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking an experienced Information Systems Security Engineer (ISSE) for a position located in Chantilly, VA. The successful candidate will leverage overall system knowl

Information Systems Security Engineer-HybridJob Title - Information Systems Security Engineer-Hybrid

Elite TechnicalCompany Name - Elite Technical

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Reston, Virginia, USA

Full-time

Absolutely no third parties please !! Our client is seeking an Information Systems Security Engineer for a direct hire engagement. Clearance: TS/SCI Eligible / SAP Eligible Education: MA/MS in Cybersecurity, Computer Science or related field (or BS in a related field plus an additional 4 years of related work experience) A minimum of fifteen (15) years of related work experience in information security, and of those years, at least ten (10) years of experience supporting a component of the Depar

Information Systems Security Engineer - Top Secret W/ SCI Eligibility REQUIREDJob Title - Information Systems Security Engineer - Top Secret W/ SCI Eligibility REQUIRED

TEKsystems c/o Allegis GroupCompany Name - TEKsystems c/o Allegis Group

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Aberdeen, Maryland, USA

Full-time

Description Our team members are subject matter experts in both cybersecurity and US Government policy. We're excited about generating creative solutions to ambiguous security requirements. Our mission is deploying software in support of our customers' most critical needs as quickly as possible while upholding the government's trust. We achieve this through close consultation with stakeholders and direct ownership of the Authorization to Operate (ATO) process. We're seeking dedicated and motivat

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Belvoir, Virginia, USA

Full-time

Job Number: R0221437 Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementat

Senior Information Systems Security EngineerJob Title - Senior Information Systems Security Engineer

LeidosCompany Name - Leidos

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Orlando, Florida, USA

Full-time

The Multi-Domain Solutions Division within National Security at Leidos has an opening for a Secret cleared Senior Information Systems Security Engineer (ISSE) to work in our Orlando, FL office. Primary Responsibilities Provide program Cybersecurity leadership for global networkHelp develop and maintain Risk Management Framework package for accreditation of the DI Network.Provide Cyber Support for the DI Network Mission, Test, Training, and Planning Systems associated with the implementations an

Information Systems Security Engineer IIJob Title - Information Systems Security Engineer II

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

The Digital Modernization Sector at Leidos currently has an immediate need for an experienced Information Systems Security Engineer (ISSE) II for a strategic High-Performance Computing (HPC) program. The ISSE II will need to be a self-starter with excellent analytical and problem-solving skills, flexibility, good judgment, and the ability to work within a team to mature the HPC capabilities of our customer. Primary Responsibilities: Assists the Government in creating techniques and tools within

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Apex SystemsCompany Name - Apex Systems

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Washington, District of Columbia, USA

Full-time

Job#: 2080503 Job Description: Apex Systems is seeking an Information Systems Security Engineer (ISSE) to support the US Airforce at the Pentagon. If interested, email your resume. Position: ISSE Location: Fully onsite @ the Pentagon Hours: M-F 8 hour shift between 6AM-6PM Job type: Long term contract Certifications: Must have Security + Overview: Seeking high-level IT Professionals to provide cyber security and security engineering services including system security engineering, cybersecuri

Senior Information Systems Security EngineerJob Title - Senior Information Systems Security Engineer

LeidosCompany Name - Leidos

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Maryland, USA

Full-time

As a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership Command Capability in support of Nuclear Command, Control, and Communications (NC3), Continuity of Government (COG), and Senior Leader communications. The ISSE will perform in a consultant like role providing technical knowledge, expertise

Information Systems Security Officer (ISSO)Job Title - Information Systems Security Officer (ISSO)

KentroCompany Name - Kentro

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Tampa, Florida, USA

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

LeidosCompany Name - Leidos

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Washington, USA

Full-time

We are actively seeking Information Systems Security Engineers (ISSE) with a minimum of five (5) years' experience in the role of an ISSE. This opportunity is supporting the customer's Accreditation and Authorization (A&A) projects at the Group organizational level and is therefore supporting across various levels within the customer organization. This role is primarily remote, with occasional onsite requirements. Candidates must be local to the DC Metro area and available to attend in-person me

Information Systems Security OfficerJob Title - Information Systems Security Officer

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Moorestown, New Jersey, USA

Full-time

Job Description Lockheed Martin is a Cyber Security pioneer, partner, innovator and builder. Our amazing employees are on a mission to make a difference in the world and every single day we use our unique skills and experiences to create, design and build solutions to some of the world's hardest engineering problems. Do you want to be part of a culture that inspires employees to think big, perform with excellence and build incredible products? We provide the resources, inspiration and focus -

Modernization Information Systems Security Officer - ISSO2Job Title - Modernization Information Systems Security Officer - ISSO2

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Maryland, USA

Full-time

Job Description Who You Are: Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel the customer into the next phase of product suite modernization b

Modernization Information Systems Security Officer - ISSO3Job Title - Modernization Information Systems Security Officer - ISSO3

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Maryland, USA

Full-time

Information Systems Security Manager, Classified Cybersecurity ManagerJob Title - Information Systems Security Manager, Classified Cybersecurity Manager

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description Security Clearance: Current Final Secret to start with ability to obtain Top Secret clearance. The Classified Cybersecurity Manager will oversee the cybersecurity compliance of multiple national critical information systems. Responsibilities include: Lead Technical Security Operations: Oversee and direct day-to-day information system security operations, providing expert guidance on all technical security matters as the ISSM. Cyber Talent Management: Attract, retain, and develo

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Elite TechnicalCompany Name - Elite Technical

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Fairfax, Virginia, USA

Full-time

Information Systems Security Engineer (ISSE)The Information Systems Security Engineer (ISSE) will directly support the Secretary of the Air Force (SAF) / Office of Competition (OC) Mission Partner Capabilities Office (MPCO) also known as SAF/CDMX Directorate. The Mission Partner Capabilities Office provides design, configuration, accreditation and implementation of mission and R&D information management systems and cloud-based solutions that support defense and intelligence priorities as well as

Cyber Systems Security Engineer SrJob Title - Cyber Systems Security Engineer Sr

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Marietta, Georgia, USA

Full-time

Job Description Lockheed Martin Aeronautics. Be More Than You Can Imagine. At Lockheed Martin Aeronautics, we're taking innovation to the next level. From designing the most advanced air vehicle to designing aircraft that defies gravity, our engineers live on the cutting edge of technology. Never have the opportunities for a technical career been so limitless. The Cyber System Security Engineer candidate is responsible for ensuring that cyber security requirements are properly defined, decomp

Sr Systems Security Engineer - ISSMJob Title - Sr Systems Security Engineer - ISSM

Sierra Nevada CorporationCompany Name - Sierra Nevada Corporation

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Lone Tree, Colorado, USA

Full-time

If you like solving complex IT and security problems using your deep analytical skills, this is the opportunity for you! SNC is looking for an Information System Security Manager (ISSM). As a Sr Systems Security Engineer, you will be using your skills and expertise to ensure continual compliance to NIST 800-53 controls, perform continuous monitoring, implement the Risk Management Framework for a key system within SNC. Typical tasks include but are not limited to: - Continuous Monitoring - Over