Jobs in the United States

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Added 1 day ago
Information Systems Security Engineer (ISSE) - TS/SCI w/poly REQUIRED
BK Consulting
Columbia, MD
Cobina is looking for an Information Systems Security Engineer to support the team by performing or reviewing technical security assessments of computing environments to identify points of…
Added 5 days ago
ISSE/Cybersecurity Engineer- TS/SCI w/poly
GD Information Technology, Inc.
United States
Advance how our customers operate while you advance your career. Join GDIT as an ISSE/Cybersecurity Engineer and build an impactful career in enterprise IT, collaborating with people who…
Added 7 days ago
Information Systems Security Engineer (ISSE)
AnaVation
Remote, United States
AnaVation is seeking a highly motivated Information Systems Security Engineer(ISSE) to support a high-visible contract and will be responsible for delivering cybersecurity engineering,…
Added 24 days ago
Edge Information Systems Security Engineer (ISSE)
Huntington Ingalls Industries
Springfield, VA
…the sensitivity of the operational environment, an active TS/SCI security clearance will be required. Candidate must be willing to obtain and maintain a CI…
Added 24 days ago
Sr. Staff Information Systems Security Engineer (ISSE)
CACI International
Chantilly, VA
Job Title: Sr. Staff Information Systems Security Engineer (ISSE)
Added 25 days ago
ST
Information Systems Security Engineer
Solidus Technical So
Aurora, CO
- $155,000 to $209,000 USD / year
Solidus has an immediate career-growth opportunity for a collaborative and highly skilled Information Systems Security Engineer. The ISSE will join our Tech Ops IV program engineering team…
Added 25 days ago
ST
Information Systems Security Engineer
Solidus Technical So
Aurora, CO
- $155,000 to $209,000 USD / year
Solidus has an immediate career-growth opportunity for a collaborative and highly skilled Information Systems Security Engineer. The ISSE will join our Tech Ops IV program engineering team…
Added 26 days ago
INFORMATION SYSTEM SECURITY ENGINEER (Must have Active TS/SCI w/CI Poly Clearance)
NorthHill Technology
Fairfax, VA
Candidate must possess the ability to communicate effectively and be flexible, adaptable, and willing to take ownership of projects · Must have significant expertise in ICD-503 A&A process and documentation preparation
Added 26 days ago
Information Systems Security Engineer (ISSE)
Full Scope
Annapolis Junction, MD
- DoD 8570 compliance with IASAE Level 3 certification is required
Added 26 days ago
Information Systems Security Engineer | ISSE1 | TS/SCI w/ poly security clearance
Power3 Solutions
Annapolis Junction, MD
The Level 1 Information Systems Security Engineer (ISSE) must possess the following capabilities:
Added 26 days ago
Information Systems Security Engineer (ISSE)
WILLCOR Inc
Linthicum, MD
We are seeking a highly skilled Information Systems Security Engineer (ISSE) to support cybersecurity assessments and Risk Management Framework (RMF) evaluations for both classified and…
Added 28 days ago
Sr. Staff Information Systems Security Engineer (ISSE)
CACI
Chantilly, VA · Chantilly
Job Title: Sr. Staff Information Systems Security Engineer (ISSE)
Added 1 month ago
Sr. Staff Information Systems Security Engineer (ISSE)
CACI, INC.-FEDERAL
Chantilly, VA
Job Title: Sr. Staff Information Systems Security Engineer (ISSE)
Added 1 month ago
Information Systems Security Engineer (Active TS/SCI Required)
missionovo
Herndon/Chantilly, VA
Applicants must have an Active Top Secret Security Clearance with SCI Access (TS/SCI)
Added 1 month ago
Cyber Systems Engineer/ Information System Security Engineer (ISSE)
Amentum
United States
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,…
Added 1 month ago
Sr Information Systems Security Engineer (ISSE), Advisor - TS/SCI w/poly
Peraton
Huntsville, AL
Must have a CISSP or CEH and 1 of the following certifications:
Added 1 month ago
Sr Information Systems Security Engineer (ISSE), Advisor - TS/SCI w/poly
Peraton
Quantico, VA
Must have a CISSP or CEH and 1 of the following certifications:
Added 1 month ago
Sr Information Systems Security Engineer (ISSE), Advisor - TS/SCI w/poly
Peraton
Washington, DC
Must have a CISSP or CEH and 1 of the following certifications:
Added 1 month ago
Sr Information Systems Security Engineer (ISSE) - VRT, Advisor - TS/SCI w/poly
Peraton
Washington, DC
Must have a CISSP or CEH and 1 of the following certifications
Added 1 month ago
Sr Information Systems Security Engineer (ISSE) - SCA, Advisor - TS/SCI w/poly
Peraton
Huntsville, AL
Must have a CISSP or CEH and 1 of the following certifications:
Added 1 month ago
Sr Information Systems Security Engineer (ISSE) - SCA, Advisor - TS/SCI w/poly
Peraton
Quantico, VA
Must have a CISSP or CEH and 1 of the following certifications:
Added 1 month ago
Sr Information Systems Security Engineer (ISSE) - SCA, Advisor - TS/SCI w/poly
Peraton
Washington, DC
Must have a CISSP or CEH and 1 of the following certifications:
Added 1 month ago
Information Systems Security Engineer Level 1 - AI/ML Project TS/SCI w Poly
Peraton
Laurel, MD
The Information Systems Security Engineer (ISSE) shall perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with…

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Peraton

Sr Information Systems Security Engineer (ISSE) - SCA, Advisor - TS/SCI w/poly

Washington, DC, United States

Target Salary Range $146,000 - $234,000.

Apply on careers-peraton.icims.com About employer

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Job details

Pay: Target Salary Range $146,000 - $234,000.
Apply by: Sep 25, 2027
Experience: Bachelor’s degree and 8 years of experience in secure design, analysis, and test of information security systems and products.
Posting language: English
Posted: Sep 25, 2026

Original job description

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Responsibilities

Peraton is seeking an Information Systems Security Engineer – Security Control Assessors (SCA) to support its Federal Strategic Cyber programs.

Location: Washington, DC

In this role, you will:

Assess security controls for accuracy and evidence
Review system documentation and accept / reject documents
Emphasis on coordination with System Owner, ISSE, and ISSO to fix items that need rework
Emphasis on continuously monitoring systems across ISSM portfolio to focus on quality throughout SAA lifecycle
Oversee and coordinate activities within the Prepare step, ensuring roles, responsibilities, and risk management strategies are clearly defined and maintained.
Guide system categorization efforts to ensure all information systems are appropriately classified based on mission/business impact and regulatory requirements.
Advise on the selection, tailoring, and documentation of security controls aligned with system categorizations, risk appetite, and compliance requirements.
Oversee the implementation of technical, operational, and management controls throughout system and application lifecycles, with a particular focus on quality and completeness of all deliverables.
Ensure comprehensive security control assessments are planned, executed, and documented to validate the effectiveness of implemented safeguards.
Prepare risk management documentation for system authorization and executive decision-making.
Direct ongoing monitoring and continuous assessment activities, collecting metrics to adjust security strategies and ensure sustained compliance.
Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts.
Foster a culture of security awareness, providing technical guidance and training to both team members and stakeholders.
Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders.
Maintain up-to-date knowledge of RMF, NIST guidance, and industry best practices in support of continuous process improvement.

#FederalCyberISaaS

Qualifications

Required Qualifications:

Bachelor’s degree and 8 years of experience in secure design, analysis, and test of information security systems and products.
Must meet DoD 8140.03 Advanced proficiency aligned to Security Control Assessor (Work Role 612).
Must have a CISSP or CEH and 1 of the following certifications:
CCNP Enterprise, CISM, CISSP-ISSAP, CISSP-ISSEP, GCIA, GDSA, GICSP OR
Advanced degree from the list below:
Doctorate - Computer Science
Doctorate – Cybersecurity
Doctorate - Data Science
Doctorate - Information Systems
Doctorate - Information Technology
Doctorate - Software Engineering
Master of Science - Strategic Information and Cyberspace Studies (NDU CIC)
Masters - Computer Science
Masters – Cybersecurity
Masters - Data Science
Masters - Information Systems
Masters - Information Technology
Masters - Software Engineering
Active TS/SCI security clearance is required with the ability to obtain a polygraph.

Preferred:

Cloud certification

Target Salary Range $146,000 - $234,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Benefits Statement

Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.

Application Statements The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate’s own. EEO EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Apply on careers-peraton.icims.com About employer

More about this job

Skills

Documentation
Risk management
Regulatory compliance
Decision making
Cybersecurity
Incident response
Process improvement
CISSP
CCNP
CISM
Computer science
Computer technology

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Work requirements

Jobs in the United States