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Washington, District of Columbia

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Today

Job Title: Information Security Engineer Location: Washington, DC Type: 6 + months Contract good chance of extensions and/or perm rollover Contractor Work Model: Onsite Security Clearance: Must hold or be eligible to obtain Public Trust Overview We are seeking a Security Engineer to support the Department of Transportations Cybersecurity mission by joining a dedicated team of cybersecurity professionals who collaborate, cooperate, and facilitate maintaining and enhancing the security posture o

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Contract, Third Party

Depends on Experience

LEAD INFORMATION SECURITY ENGINEER

Herndon, Virginia

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Today

Job#: 3030824 Job Description: LEAD INFORMATION SECURITY ENGINEER Location: Herndon, Virginia (Partial Remote) Employment Type: Permanent Role Overview This position is a senior role for implementing Managed Security Services (MSS) in a Federal Security Operations Center (FedSOC) environment. The role involves providing customers with constant monitoring, protection, prevention, and detection services, as well as reporting and incident analysis. The Lead Information Security Engineer will se

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Full-time

USD 114,082.00 - 152,109.00 per year

Senior Information Security Engineer

Chantilly, Virginia

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Today

Leidos is seeking an Information Systems Security Engineer (ISSE) for a technical development program supporting cloud-based applications, and its associated cloud infrastructure located on a highly secure network. The ISSE will work with a large team of developers, system engineers, DevOps engineers, database administrators, and system architects. Core business hours for the team are from 9 AM to 3 PM daily - exceptions outside of those hours for the candidate may be negotiated in consultation

Full-time

USD 107,900.00 - 195,050.00 per year

Information Systems Security Engineer (ISSE)

Washington, District of Columbia

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Today

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, testing, training, and implementing programs designed to safeguard sensitive information from possible compromise. Your essential job functions will include but may not be limited to: The ISSE works with System Engineering teams

Full-time

Information Systems Security Engineer

Arlington, Virginia

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Today

About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. About the Role Redhorse transforms the way government uses d

Full-time

Information Systems Security Engineer

Arlington, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 100,200.00 - 203,400.00 per year

Information System Security Engineer

Washington, District of Columbia

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Today

A small DC focused cybersecurity firm is hiring an Information Systems Security Engineer on a 6 month contract to hire basis to design and secure Azure based infrastructure supporting federal workloads. This role sits at the intersection of cloud security, networking, and DevSecOps, working heavily with Azure, Terraform, Kubernetes, and modern CI/CD pipelines. This is not an audit or compliance role. They need someone who can actually build and harden environments from the ground up and influenc

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Contract

$70 - $75

Information Systems Security Engineer (ISSE)

McLean, Virginia

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Today

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. This position requires a

Full-time

USD 113,000.00 - 188,000.00 per year

Information Security Systems Engineer (ISSE)- Technical Senior Analyst

Arlington, Virginia

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Today

Job Family: IT Cyber Security Travel Required: None Clearance Required: Active Top Secret (TS) What You Will Do: Our Cybersecurity Consultants are a team of business integrators with extensive consulting and industry experience who help our clients solve their complex business issues from strategy through execution. A career in an integrated team of developers and consultants provides the opportunity to grow and contribute to our clients' business issues every day, applying a collection of s

Full-time

Senior Information System Security Engineer

Arlington, Virginia

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Today

This Department of War enterprise data and analytics program delivers mission-critical capabilities that enable leaders across the Department to make faster, better-informed decisions using trusted data at scale. Leidos Digital Modernization sector is seeking an experienced Senior Information System Security Engineer to support the delivery, enhancement, and adoption of enterprise data and analytics products used across multiple DoD organizations. In this role, you will work alongside governmen

Full-time

USD 107,900.00 - 195,050.00 per year

Information Assurance System Security Engineer (ISSE) III

Arlington, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Industrial Security, Program Security, System Security Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an Information Assurance System Security

Full-time

USD 211,055.00 - 285,545.00 per year

Senior Information Systems Security Engineer (ISSE) - Technical Lead

Arlington, Virginia

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Today

Full-time

USD 113,000.00 - 188,000.00 per year

Senior Information Systems Security Engineer (ISSE)

Tysons, Virginia

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Today

Full-time

USD 171,700.00 - 211,800.00 per year

Information Systems Security Engineer (ISSE)

Arlington, Virginia

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Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal contractor, is seeking a highly experienced Information Systems Security Engineer (ISSE) to support a Special Access Program (SAP) in Arlington, VA. This role is suited for an experienced security engineer who combines deep JSIG and RMF expertise with hands-on security assessment experience across both Linux and Windows systems in highly restricted environments. The ideal candidate understands security controls at an engineering level an

Full-time

USD 159,600.00 per year

Information System Security Engineer

McLean, Virginia

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Today

Job ID: T2600313 Location: McLean, VA, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI clearance with Polygraph.

Full-time

Information Systems Security Engineer / Hybrid in DC

Washington, District of Columbia

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Today

A growing technology organization supporting federal and enterprise environments is seeking an Information Systems Security Engineer (ISSE) to help secure cloud-based systems and modern IT infrastructure. They are currently seeking an ISSE to join their team. This position will be highly hands-on, focused on designing and implementing security across cloud environments while supporting system authorization and compliance efforts. The ideal candidate has a strong background in cloud security engi

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Contract

$60 - $75

Information System Security Engineer

Washington, District of Columbia

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Today

Job Family: Cyber Consulting Travel Required: Up to 10% Clearance Required: Ability to Obtain Public Trust What You Will Do: System Boundary Analysis: Define and maintain system security boundaries across hybrid cloud and on-premises environments, including AWS & Azure CSPs, VMware infrastructure, and legacy datacenter assets.Authorization Package Development: Author and maintain System Security Plans (SSPs), Security Assessment Reports (SARs), Plans of Action and Milestones (POA&Ms), and rel

Full-time

USD 113,000.00 - 188,000.00 per year

Information Systems Security Engineer (ISSE) SME

Bethesda, Maryland

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Today

Leidos has an exciting opportunity for Information Systems Security Engineer (ISSE) SME in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesti

Full-time

USD 154,050.00 - 278,475.00 per year

Information System Security Engineer

Fort Meade, Maryland

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Today

Full-time

USD 86,400.00 - 176,200.00 per year

Information System Security Engineer (ISSE)

Chantilly, Virginia

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Today

Full-time

USD 111,800.00 - 221,800.00 per year

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