Security Engineer Jobs in District of Columbia

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Information Security Lead

AAJ Interactive Technologies

Reston, Virginia, USA

Full-time

Information Security Lead (Senior Manager, Information Security) Overview Our client has a global footprint delivering increasingly digital services to graduate program candidates and schools/universities around the world. They are a mission-driven organization, with a vision to be the global leader in ensuring every talented person can benefit from the best education for them. The organization s priority is to heighten its impact in promoting graduate education and attracting a qualified and d

Information System Security Officer - TS/SCI w/Poly

General Dynamics Information Technology

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), Risk Management Framework Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a persona

Information System Security Officer - TS/SCI w/Poly

General Dynamics Information Technology

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), Risk Management Framework Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal

Cybersecurity Strategy, Risk, and Resilience Security Strategy Solutions Architect

TikTok

Washington, District of Columbia, USA

Full-time

Location : Washington D.C. Employment Type : Regular Job Code : A79489B Apply to this job Share this listing: Responsibilities The mission of TikTok's Global Security Organization is to build and earn trust by reducing risk and securing our businesses and products. Also known as "GSO", this team is the foundation of our efforts to keep TikTok safe, secure, and operating at scale for over 1 billion people around the world. We work to ensure that the TikTok platform is safe and secure, that

SkillBridge Cyber/IT Security Intern (Transitioning Military)

American Systems Corporation

Arlington, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities As a SkillBridge Cyber/IT Security Intern with AMERICAN SYSTEMS you will have the opportunity to do the following. We have availability to bring on an intern starting in October 2025. Conduct periodic system ass

Information System Security Officer - TS/SCI w/Poly

General Dynamics

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), Risk Management Framework Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal

Information System Security Officer

Cymertek Corporation

Annapolis, Maryland, USA

Full-time

Information System Security Officer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and detail-oriented Information System Security Officer (ISSO) to join our cybersecurity team. In this role, you will be responsible for maintaining the security posture of information systems, ensuring compliance with security policies, and managing risk through the implementation of robust securi

Cloud Security Architect

Mindlance

Washington, District of Columbia, USA

Third Party, Contract

Position Summary: Job Title: Architect Premium Sr. Security Architect Location: Washington, DC 20433 Duration: 12 Months Long Term Contract Position Summary: We are seeking a highly experienced Security Architect with strong hands-on expertise in Azure Cloud Security, AI/ML technologies, and DevSecOps practices. This role will lead enterprise-level security strategy and architecture initiatives, with a focus on cloud-native applications, infrastructure as code(IaC), and AI/ML integrations. Key

Senior Program Security Officer

ManTech

Chantilly, Virginia, USA

Full-time

MANTECH seeks a motivated, career-oriented Senior Program Security Officer to join our team in Chantilly, VA. In this role, you will provide comprehensive program, physical, and personnel security support across a range of secure facility activities. You will play a vital part in ensuring that security operations align with customer requirements and national policy. Responsibilities include but are not limited to: Provide security support and perform a variety of security-related tasks for Col

Senior Information Security Analyst

DLA Piper

Washington, District of Columbia, USA

Full-time

DLA Piper is, at its core, bold, exceptional, collaborative and supportive. Our people are the backbone, heart and soul of our firm. Wherever you are in your professional journey, DLA Piper is a place you can engage in meaningful work and grow your career. Let s see what we can achieve. Together. Summary The Senior Information Security Analyst is responsible for identifying, investigating, and addressing both internal and external threats. This position requires a deep understanding of variou

Senior Program Security Officer

ManTech

Chantilly, Virginia, USA

Full-time

MANTECH seeks a motivated, career-oriented Senior Program Security Officer to join our team in Chantilly, VA. In this role, you will provide comprehensive program, physical, and personnel security support across a range of secure facility activities. You will play a vital part in ensuring that security operations align with customer requirements and national policy. Responsibilities include but are not limited to: Provide security support and perform a variety of security-related tasks for Coll

Software Developer - Oracle Cloud & Microsoft Azure

ALTA IT Services

Fort Meade, Maryland, USA

Full-time

Software Developer - Oracle Cloud & Microsoft Azure Fort Meade, MD - ONSITE TS/SCI Lifestyle Poly clearance is required to start We are seeking a highly skilled and security-cleared Software Developer to support mission-critical systems at the National Security Agency (NSA). The ideal candidate will have deep expertise in Oracle Cloud Infrastructure (OCI) and solid experience with Microsoft Azure, with a strong background in developing, deploying, and maintaining secure, scalable applications i

Network Engineer

Cymertek Corporation

Tysons, Virginia, USA

Full-time

Network Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Network Engineer to join our team and play a key role in designing, implementing, and maintaining our network infrastructure. In this role, you will ensure the reliability, security, and scalability of our network systems, troubleshoot issues, and optimize performance to meet the needs of a dynamic and growing organi

Systems Administrator 2

Realm One

Annapolis, Maryland, USA

Full-time

Are you ready to become a RealmOne WARRIOR? RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch industry professionals. Join us on this journey as we exec

Associate Industrial Security Representative/Assistant Facility Security Officer

Leidos

Lorton, Virginia, USA

Full-time

Description The Digital Modernization Sector at Leidos is seeking an Associate Industrial Security Representative/Assistant Facility Security Officer (AFSO) in Lorton, VA. The position will be a part of the Leidos Defense/Intel IT Business Area. The ISR/AFSO will work under the guidance of the Leidos Defense & Intel IT, Business Area Security Manager in the application of Leidos security standards and practices to existing government and Leidos facilities identified by the contract(s). The ISR

Security Control Assessor

Apex Systems

Arlington, Virginia, USA

Full-time

Job#: 2082695 Job Description: Overview We are seeking a highly experienced Security Control Assessor (SCA) to provide expert-level cybersecurity assessment, compliance, and risk management support across the DoD SAP IT enterprise. This role is critical in guiding programs through the Risk Management Framework (RMF), validating security controls, and ensuring enterprise-wide adherence to DoD cybersecurity policies. The ideal candidate will bring deep technical knowledge, strong analytical skill

GRC Consultant

Arena Technical Resources

Arlington, Virginia, USA

Full-time

Position Title: Senior GRC Consultant Location: Local to the DMV area with remote work Position Overview: We are seeking a seasoned Senior AWS Security Operations Engineer to join our team. In this role, you will manage our security programs, lead incident response efforts, and secure our AWS environments. You will be dedicated to proactively identifying and mitigating security threats while fostering a culture of continuous improvement. Our Cybersecurity Team is dedicated to protecting our digi

CNO Software Developer with C and Python

Cymertek Corporation

Reston, Virginia, USA

Full-time

CNO Software Developer with C and Python LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a talented CNO (Computer Network Operations) Software Developer with expertise in C and Python to join our team. In this role, you will develop and maintain software solutions that support critical network operations, ensuring the performance, security, and efficiency of our systems. The ideal candidate will have

Security Control Assessor - TS/SCI w/Poly

General Dynamics Information Technology

Bethesda, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: RMF, Security Controls, Security Technical Implementation Guide (STIG) Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as a Security

Security Lead

Leidos

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a Security Lead is responsible for overseeing all aspects of security operations at a designated site, ensuring strict adherence to security Standard Operating Procedures (SOPs), federal regulations, and agency-specific policies. This position plays a critical role in the protection of classified and sensitive information and equipment, ensuring compliance with NRO and other federal agency requirements. The Site Security Lead acts as the primary liaiso