Information Systems Security Engineer (ISSE)
Information Systems Solutions
Information Systems Solutions (ISS) is looking for a mid-level ISSE supporting the Office of Naval Intelligence. The Information Systems Security Engineer (ISSE) is responsible for engineering, implementing, and maintaining security solutions across information systems and networks. This role collaborates closely with system engineers, architects, cybersecurity analysts, developers, and program management to ensure systems are designed, built, and maintained in accordance with security best practices and applicable compliance frameworks (e.g., RMF, NIST, DoD, ISO).
This role is 100% onsite. Specific duties include, but are not limited to the following:• Develop and maintain system security artifacts, including System Security Plans (SSP), Security Assessment Reports (SAR), POA&Ms, and STIG compliance documentation.
• Apply NAVINTEL ICD 503 Risk Management Framework (RMF) policies and DoD/Navy cybersecurity directives to system design and implementation.
• Collaborate with ISSOs, ISSMs, program managers, and system engineers to ensure security controls are correctly implemented.
• Support system categorization, control selection, and continuous monitoring per NIST SP 800-53 and RMF.
• Provide guidance on secure architecture, encryption, authentication, network security, and system hardening.
• Maintain familiarity with cloud environments (AWS, Azure), enterprise networks, and operating systems (Windows, Linux).
• Familiar with GRC tools such as eMASS and Xacta. • Ability to work with key stakeholders to resolve vulnerabilities and answer STIG checklists. Why Work For ISS?
At ISS we pride ourselves on providing an employee-focused and family first environment. Being a small business, we take the time to get to know our employees and have a vested interest in helping them achieve their career goals. We work to schedule regular social gatherings within the company to foster camaraderie. ISS values their employees by providing a comprehensive benefits package that includes a fully vested 401(k) matching program, coverage of family medical deductibles, spot bonuses, and educational assistance to further your career. Requirements Clearance Level
TS/SCI clearance Certifications (IAT Level III)
One of the following: • CASP+ • CCNP Security • CISA • CISSP (or Associate) • GCED • GCIH Required Skills
• Bachelor's degree in Cybersecurity, Computer Science, Engineering, or related field (or equivalent experience).
• 3-6 years of experience in cybersecurity or information systems security engineering.
• Knowledge of NAVINTEL ICD 503 RMF Implementation Policies and DoD/Navy cybersecurity directives.
• Understanding of ISSO responsibilities per SECNAV M-5239.2.
• Experience with NIST SP 800-53, RMF, DoD STIGs, and secure system architecture principles.
• Familiarity with network architectures, operating systems, and cloud platforms.
• Strong understanding of encryption, authentication, network security, and secure design patterns. Preferred Qualifications
• Hands-on experience with DevSecOps, CI/CD pipelines, or Infrastructure as Code (Terraform, Ansible).
• Knowledge of containerization (Docker, Kubernetes) and microservices security best practices.
• Experience with enterprise security solutions (SIEM, endpoint protection, IAM tools).
• Prior work on Navy or IC programs requiring TS/SCI clearance.
• Strong communication and documentation skills, capable of briefing leadership and technical teams. • Comprehension of key virtualization concepts. • Familiar with Cloud Computing, architecture and design/engineering concepts. • Familiar with the use of various code repositories and their function such as Github/Gitlab. • Understanding of the various distributions of LINUX. Salary Description
130,000-140,000
$110k - $140k
Title:Information System Security Engineer (ISSE)Belong. Connect. Grow. with KBR!KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position...SuggestedFull timeTemporary workLocal areaRelocation package$106k - $131k
Job DescriptionECS is seeking a TS-cleared Senior Information Systems Security Engineer (ISSE) to support one of our mission critical programs for the Department of Justice in Washington DC.Please Note: This position is contingent upon contract award.Salary Range: $106,...SuggestedContract work$165k - $200k
OverviewAMERICAN SYSTEMS, a 100% employee-owned federal contractor, is seeking a highly experienced Information Systems Security Engineer (ISSE) to support Red Hate Enterprise Linux systems in a High Performance Computing (HPC) environment in Arlington, VA.This role includes...SuggestedFor contractorsWork experience placementRelocation package$104k - $166k
ResponsibilitiesPeraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Washington D.C. Responsibilities include:Design, implement, and maintain enterprise security architectures aligned with NIST RMF, DoD STIGs, CIS benchmarks...SuggestedContract workShift work$160k - $210k
MTSI 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,...SuggestedContract workWork at office$146k - $234k
ResponsibilitiesPeraton is seeking an Information Systems Security Engineer - Security Control Assessors (SCA) to support its Federal Strategic Cyber... ...reject documentsEmphasis on coordination with System Owner, ISSE, and ISSO to fix items that need reworkEmphasis on...Contract workShift work- ...Information Systems Security Engineer Zetier seeks an Information Systems Security Engineer (ISSE) with expertise in cloud automation, Infrastructure-as-Code, virtualization, and orchestration. You'll support, build, and secure cloud-based environments through robust...
- ...Essential Network Security (ENS) Solutions, LLC is seeking a Cybersecurity Systems Engineer/ISSE to lead A&A reviews and RMF documentation on customer sites. You will work with ISSMs, SCAs, and system owners to gather artifacts and craft security documentation to support...Relocation package
$90k - $129k
...expertise to solve challenges and celebrate success! Job Summary JCS Solutions is seeking an experienced Information System Security Engineer (ISSE) to support the National Military Command Center (NMCC) Cybersecurity Team. In this role, you will provide cybersecurity...Full timeContract workTemporary workLocal area- ...Job Description Job Description Description: We are seeking a highly skilled and mission-driven Information Systems Security Engineer (ISSE) to support advanced cyber engineering activities for NNSA HQ OCIO Special Technologies. The ISSE will operate within an EOS...Contract workFor contractors
- ...Job Description Job Description Job Summary: We are seeking an Information Systems Security Engineer (ISSE) with an active TS clearance to join our team. The ideal candidate will be responsible for ensuring the security of our information systems and networks, implementing...
$130k - $160k
...Overview We are seeking an ISSE to provide cyber security and security engineering services for the National Military... ...Center (NMCC) customer including system security engineering,... ...have a comprehensive well planned information management environment. “Technology...Full timeContract workTemporary workWork at officeLocal areaMonday to FridayWeekend workDay shiftAfternoon shift- ...Job Description Job Description Security (Cloud a plus) Engineer (ISSE)Work Description:- Lead, mentor,... ...implementation of the RMF lifecycle for FBI IT systems.- Oversee and coordinate activities... ...efforts to ensure all information systems are appropriately classified...For contractorsWork at office
$164.38k - $207k
...IT Risk Management Job Qualifications: Skills: Information System Security, Plan of Action and Milestones (POA&M), Risk Assessments... ...into opportunity as a Cybersecurity Systems Engineer/Information Systems Security Engineer (ISSE) with GDIT. A career in enterprise IT means...Temporary workFor contractorsInterim roleImmediate startRemote workWorldwideFlexible hours$125k - $145k
...flexibility, and ingenuity to strengthen and protect our nation’s vital interests. Requisition #: 1914 Job Title: Information System Security Engineer (ISSE) Location: Washington, D.C. Clearance Level: TS with SCI eligibility required to start Required...Full timeTemporary workWork experience placement$180k - $220k
...As a Cyber Systems Engineer/ Information System Security Engineer (ISSE) at Amentum, you will play a vital role in safeguarding national security by protecting the integrity, confidentiality, and availability of government-affiliated information systems. Your expertise...Hourly payContract workInterim roleLocal area$94k - $187.6k
...clients across defense, national security, public safety, civilian,... ...Job Description The ISSE will work as part of a team... ...of evidence for classified information systems, to include: System Security... ...administrator, developer, or engineer Experience with OpenRMF...Full timeLive inWork at officeLocal area$146k - $234k
ResponsibilitiesPeraton is seeking an Information Systems Security Engineer - to support its Federal Strategic Cyber programs.Location: Washington, DCIn this role, you will: Lead, mentor, and supervise a team of contractor security professionals responsible for the end-...Contract workFor contractorsShift work$164.38k - $207k
...General Dynamics Information Technology is hiring a cybersecurity systems and information systems security subject-matter expert to support accreditation and authorization work... ...systems owners, project managers, and engineering teams to produce A&A documentation including...For contractorsInterim role- ...Cybersecurity Team is searching for an ISSE to provide cyber security and security engineering services for the National... ...Center (NMCC) customer including system security engineering,... ...Bachelor's Degree in computer science, information technology, or related. Education...Contract workTemporary workLocal areaShift workDay shift
$99k - $225k
Information System Security EngineerThe Opportunity:You will lead cybersecurity engineering efforts across the full system lifecycle for DoD collateral, SAP and SCI environments.... ...Have:8+ years of experience as an ISSO, ISSM, ISSE or SCA supporting classified...Full timeContract workPart timeWork at officeLocal areaRemote work$175k - $190k
Job DescriptionEverforth ECS is seeking an Information System Security Engineer SME to work in our Washington, DC office. Please Note: This position is... ...seeking an experienced Information System Security Engineer (ISSE) - SME to join our team as an expert in designing,...Contract workWork at office$180k - $230k
As a Information System Security Engineer (ISSE) you will play a critical role in ensuring the confidentiality, integrity, and availability of information systems across their life-cycle. The ISSE conducts comprehensive information system security engineering activities...Contract workWork experience placement- ...solutions to complex national security issues. With over 50 years... ...Cybersecurity Team under SPA’s Information Technology Department... ...architecture across SPA's information systems. The team manages cyber... ...Systems Security Engineer (ISSE) for multiple classified systems...Contract workWork experience placementWork at officeImmediate startFlexible hours
- ...Leidos is seeking a hands-on Information Assurance Security Engineer (IASE) / ISSE to support a complex enterprise in Suitland, MD. You will secure, administer, harden, and maintain critical systems while collaborating with network, cybersecurity, and architecture teams...
$135k - $178k
...Information Systems Security Engineer Data Intelligence, LLC is seeking an experienced Information Systems Security Engineer (ISSE) to support one of our premier federal law enforcement clients. The ISSE will lead and oversee Risk Management Framework (RMF) activities...Work at office$99k - $225k
...will lead cybersecurity engineering efforts across the full system lifecycle for DoD collateral... .... This role ensures security requirements are integrated... ...experience as an ISSO, ISSM, ISSE, or SCA supporting... ...for access to classified information; TS/SCI clearance is required...Full timePart timeLocal area$141.5k - $236k
...Senior Information Systems Security Engineer Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security... ...position. The Information Systems Security Engineer (ISSE) will leverage their strong technical background and...Hourly payContract workTemporary workWork experience placementWork at officeLocal areaRemote work$160k - $170k
...Information Systems Security Engineer Galapagos Federal Systems LLC is looking for an enthusiastic, well-qualified individual to fill the Information... ...engineering and operations network solutions. The ISSE ensures strategic and technical adherence to all aspects...Flexible hours$99k - $225k
...Information System Security Engineer The Opportunity: You will lead cybersecurity engineering efforts across the full system lifecycle for DoD collateral... ...You Have: ~8+ years of experience as an ISSO, ISSM, ISSE or SCA supporting classified programs ~ Experience...Full timeContract workPart timeWork at officeLocal areaRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Information Systems Security Engineer (ISSE). Be the first to apply!
- aws cloud security engineer Suitland, MD
- network security engineer Suitland, MD
- information technology security engineer Suitland, MD
- security engineer Suitland, MD
- IT security engineer Suitland, MD
- information security lead Suitland, MD
- information security Suitland, MD
- broadcast audio engineer
- broadcast sales engineer
- telecommunications field engineer



