IT Security Engineer jobs in Washington, DC

Remote

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Today

JOB DESCRIPTION: TECHNICAL SKILLS Must Have API securityJavascript/NodeJSPythonSoftware Application Security Testing (SAST)Software Composition Analysis (SCA)Terraform Nice To Have Amazon AWSEnd User SupportFamiliarity with CI/CD pipelines, API gateways, and DevOps practices.PowerBIUnit TestingWindows Server Administration The Code Security Engineer is responsible for the administration, operation, and continuous improvement of the organization's code security capabilities, including Static Ap

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Contract

Depends on Experience

RMF IT Security Analyst

Hybrid in Bethesda, Maryland

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12d ago

Job Title: RMF IT Security Analyst Location: Bethesda, Maryland Type: Direct Hire / Perm Work Model: 99% remote with occasional onsite for meetings Security Clearance: Public Trust Position Summary The RMF IT Security Analyst serves as a mid-level cybersecurity professional. Working under Lead and Senior RMF personnel, the analyst independently supports RMF lifecycle activities, security assessments, continuous monitoring, and compliance initiatives while mentoring junior staff. Work is primaril

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Full-time

$130000

Senior IT Security Engineer

Remote or Marlborough, Massachusetts

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18d ago

About Sequel Sequel, headquartered in Manchester, New Hampshire, is a company developing the next generation of transformative drug-delivery advancements starting with diabetes. Sequel's approach is to look at diabetes management holistically to advance systems that make living with diabetes simpler and easier for all. Sequel's flagship product, the twiist Automated Insulin Delivery (AID) System, launched in July 2025 for people with type 1 diabetes providing them with personalized diabetes mana

Full-time

USD 100,000.00 - 165,000.00 per year

IT Modernization Information Systems Security Engineer

Washington, District of Columbia

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Today

MTSI is seeking a IT Modernization Information Systems Security Engineer whose primary function will be to provide Senior Cloud Information Systems Security Engineer support to the government program manager to Your essential job functions will include but may not be limited to: Integrate cybersecurity requirements into system architecture, design, and engineering processes from concept through deploymentDevelop and maintain system security artifacts including Security Plans, Security Controls

Full-time

USD 160,000.00 - 210,000.00 per year

Information Systems Security Engineer/IT Systems Eng

Arlington, Virginia

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Today

Security Leadership & Governance Collaborate with senior leadership to align technology, cybersecurity, and operational practices with ISI research goals and classified processing requirements.Implement and execute IT strategy and roadmaps in alignment with institutional, contractual, and customer requirements.Maintain security documentation and ensure compliance with sponsor and regulatory mandates. Cyber Security & Compliance Establish, execute, and maintain organizational security policies an

Full-time

USD 130,000.00 - 140,000.00 per year

IT Network Security Team Lead

Bethesda, Maryland

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: NACLC (T3) Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Disaster Recovery (DR), Firewalls, Security Certifications: None Experience: 10 + years of related experience ship Required: No Job Description: As an IT Network Security Team Lead, the work you'll do at GDIT will be impactful to the mission of The National Libr

Full-time

USD 164,382.00 - 195,500.00 per year

IT Security Vulnerability Specialist (0036)

Suitland-Silver Hill, Maryland

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Today

Associate / IT Security Vulnerability Specialist (0036) OCT Consulting is a management and technology consulting firm that supports Federal Government clients. We provide consulting services in the areas of Data Analytics, Change Management, Program and Project Management, Acquisition/Procurement, and Information Technology. OCT is currently looking for an Associate to join our growing Cybersecurity practice. This position will primarily support a federal client as an IT Security Vulnerability

Full-time

USD 110,000.00 - 130,000.00 per year

Sr IT Identity Security Engineer (CyberArk) - REMOTE from any EST or CST US-based location

Remote or Carmel, Indiana

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Today

Job Details CNO Financial Group, Inc. (NYSE: CNO) is a leading insurance and financial services company focused on securing the future of middle-income America. Through brands such as Bankers Life, Colonial Penn, and Washington National, CNO delivers life and health insurance, annuities, financial services, and workforce benefits to more than 3.3 million policyholders, supported by $38.3 billion in total assets. With a strong financial foundation, national presence, and a culture rooted in int

Full-time

USD 107,800.00 - 161,800.00 per year

IT Security Specialist - Penetration Tester

Silver Spring, Maryland

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Today

Job Title: IT Security Specialist - Penetration Tester Location: Hybrid (Reside within a commutable distance of Silver Spring, MD to work onsite as required) Citizenship: Security Clearance: Moderate Public Trust AttainX, Inc. is in search of a highly energetic Penetration Tester to join our team on a cyber security program supporting our US federal government client. Are you a seasoned penetration tester with a passion for uncovering vulnerabilities and securing complex systems? We're lookin

Full-time

USD 125,000.00 - 150,000.00 per year

IT Security Auditor - Senior Consultant

Chantilly, Virginia

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Today

Job Family: Technology Consulting Travel Required: Up to 10% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: The Senior IT Security Auditor will lead stakeholder engagement and technical delivery for efforts supporting federal agencies with IT controls assessments and program evaluations. This is an ideal role for someone with an information security and assurance or IT audit background who is looking to utilize their skills to work with the federal government to a

Full-time

Senior Specialist, IT Security

Ashburn, Virginia

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 96,000.00 - 178,000.00 per year

Information System Security Engineer

Arlington, Virginia

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Today

Job ID: 2614441 Location: Arlington, VA, US Date Posted: 2026-07-09 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI 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 join our team. This position is in Arlington, VA and requires an active Top Secret/SCI clearance. Job responsibilities include, but are

Full-time

USD 120,001.00 - 160,000.00 per year

Security Engineer

Rockville, Maryland

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Today

Software Guidance & Assistance, Inc., (SGA), is searching for a Security Engineer for a CONTRACT assignment with one of our premier Regulatory clients in the DMV Area. The primary function of the Security Engineer is responsible for designing, implementing, and maintaining controls that protect enterprise systems and data from unauthorized access, modification, or loss. This role requires expertise in cybersecurity, email platforms, cloud environments, and data protection operations. Responsibil

Contract

USD 83.00 - 87.00 per hour

Information Systems Security Engineer

Clarksburg, Maryland

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14d ago

INFORMATION SYSTEMS SECURITY ENGINEER (ISSE) Location:Clarksburg, Maryland Work Model: Onsite Type: Direct Hire Compensation: $180,000 (salary) Schedule: 40 hours/week Clearance Required: Active TS/SCI with Polygraph (must be current) Certification Required: DoD 8570/8140 IASAE Level II (compliant) ROLE OVERVIEW Were hiring an Information Systems Security Engineer (ISSE) to support mission-critical work in a classified environment. In this role, youll help build, secure, and maintain systems by

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Full-time

$180000

Information System Security Engineer

Washington, District of Columbia

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Today

MANTECH seeks a motivated, career and customer-oriented Information System Security Engineer (ISSE) to join our team in Washington, D.C., Chantilly, VA, Quantico, VA, or Huntsville, AL. Responsibilities include, but are not limited to: Identify information protection needs for an IS and Network Environment. Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirementsDesign security architectures for use within the IS and Network Environment. De

Full-time

Security Engineer 2 - Cyber Security

Remote or Bowie, Maryland

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Today

SUMMARY: This position is responsible for design, planning, and implementation of in-house and cloud-based information systems, and enterprise software architectures that support the bank's information security operations functions. This role performs feedback and recommendation in the evaluation and selection of technologies, ensuring confidentiality, integrity, availability of data, and alignment with the standards of the bank. The position serves as a technical resource for security engineer

Full-time

USD 100,000.00 - 110,000.00 per year

Security Engineer

Vienna, Virginia

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Today

SteerBridge is a modern technology company delivering innovative, mission-focused solutions to the U.S. Government and private sector. Leveraging deep expertise in federal acquisition, digital transformation, and emerging technologies, we deliver agile, commercial-grade capabilities that accelerate operational effectiveness and drive measurable mission success. At the core of SteerBridge is our people-especially the veterans whose leadership, problem-solving mindset, and commitment to excellenc

Full-time

USD 142,000.00 - 179,000.00 per year

Information Security Engineer

Reston, Virginia

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Today

Babel Street is the trusted technology partner for the world's most advanced identity intelligence and risk operations. We deliver advanced AI and data analytics solutions providing unmatched, analysis-ready data regardless of language, proactive risk identification, 360-degree insights, high-speed automation, and seamless integration into existing systems. Babel Street empowers government and commercial organizations to transform high-stakes identity and risk operations into a strategic advanta

Full-time

USD 100,000.00 - 110,000.00 per year

Physical Security - IT Support Technician 2 (Non-Permanent)

Remote or Seattle, Washington

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Today

Salary: $4,411.00 - $5,924.00 Monthly Location : King County - Seattle - Downtown Business, WA Job Type: Full Time - Non-Permanent Remote Employment: Flexible/Hybrid Job Number: 26DOT-HQ-05598n Department: Dept. of Transportation Division: Headquarters Opening Date: 07/27/2026 Closing Date: 8/3/2026 11:59 PM Pacific Description About WSDOT The Washington State Department of Transportation (WSDOT) is a multimodal agency with a global reputation for excellence. Our dedicated workforce plans, desi

Full-time

USD 4,411.00 - 5,924.00 per month

Information System Security Engineer

Chantilly, Virginia

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Today

Description Markon is building a talent pool of Information System Security Engineers (ISSEs) to support our IC client from Chantilly, VA. The ideal candidate will have in-depth knowledge and experience with secure systems engineering, firewall administration, and NIST/FISMA/RMF standards. Responsibilities Perform Information System Security Engineering (ISSE) activities throughout the system development lifecycle in accordance with NIST SP 800-160, NRO RMF requirements, and applicable cybers

Full-time

USD 150,000.00 - 180,000.00 per year

IT Security Engineer jobs in Washington, DC, USA