Senior Security Engineer Jobs in Quantico, VA

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IA Security Specialist

BuddoBot

Quantico, Virginia, USA

Full-time

JOB DESCRIPTION Position: Information Assurance Security Specialist Position Summary: Our company is seeking a candidate who can provide information systems security support for enterprise network assets. A strong understanding of DoD STIG/IAVA and compliance processes are necessary to be successful in this position. Assured Compliance Assessment Solution (ACAS) is the primary tool used to facilitate a compliant and secure network. Clearance Eligibility: Active DoD Secret Salary: The salar

Industrial Security Representative

Leidos

Arlington, Virginia, USA

Full-time

Description Leidos Digital Modernization Sector is seeking an Industrial Security Representative (ISR) supporting at our customer site at The Pentagon in Arlington, VA. As the ISR, you will support one of its critical customers in the areas of PERSEC, PHYSEC, COMSEC, INFOSEC, INDSEC, and general security administration. The position will be a part of the Leidos Defense/Intel IT Business Area. The ISR works under the guidance of the Leidos Defense & Intel IT, Business Area Security Manager in the

Information System Security Officer - Mid

Jacobs

Washington, District of Columbia, USA

Full-time

As a Top Secret cleared Information Systems Security Officer you will be working in an organization that's mission is to develop and operate the best possible software for critical national security enterprise applications. This organization leverages SCRUM and SAFE Agile software development methodology and strong Dev Ops practices. You will be responsible for technical information assurance engineering efforts with network/server scanning, patching, mitigation, and compliance cross-checking o

Security Analyst

Motion Recruitment Partners, LLC

Arlington, Virginia, USA

Full-time

Security Analyst A growing cybersecurity consulting firm is seeking a Security Analyst to join their expanding team. You will lead threat detection, incident response, and hunt operations for a high-visibility environment. This role offers the opportunity to drive advanced detection engineering efforts and work directly with executive leadership on enterprise security risk. This is a 6-month contract-to-hire opportunity requiring 3 days onsite in Washington, D.C. Candidates must be able to succe

Security Analyst

Motion Recruitment Partners, LLC

Washington, District of Columbia, USA

Full-time

A growing cybersecurity consulting firm is seeking a Security Analyst to join their expanding team. This is a 6-month contract-to-hire opportunity requiring 3 days onsite in Washington, D.C. Candidates must be able to successfully obtain Public Trust Clearance. You will lead threat detection, incident response, and hunt operations for a high-visibility environment. This role offers the opportunity to drive advanced detection engineering efforts and work directly with executive leadership on ente

Security Monitoring & Remediation - Information Security Expert - Vice President

Deutsche Bank

Arlington, Virginia, USA

Full-time

Job Description: Job Title Security Monitoring & Remediation - Information Security Expert Corporate Title Vice President Location Remote - Arlington, VA (Remote) Overview Our Cyber Enterprise Security Architect team supports the Group Security Strategy for all of Deutsche Bank. You'll be focused on one security domain (Security Monitoring & Remediation), while working with stakeholders throughout the Bank, to drive the strategy for your domain. As a future-thinking team, we are looking for p

Information Systems Security Officer (ISSO)

Modern Technology Solutions

Chantilly, Virginia, USA

Full-time

Overview Modern Technology Solutions, Inc. (MTSI) is seeking a ISSO to join our team in Chantilly, VA. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 100% Employee Owners

Program Security Officer - Clearance Required

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2505632 Location: CHANTILLY, VA, US Date Posted: 2025-05-14 Category: Security Subcategory: Security Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description Who We Are and What We Do: SAIC Security professionals support a collective of over 24,000 employees extending across 20 countries. Our employees are our core, bolstered by 15,000 clearances, working ac

Information Systems Security Officer (ISSO) - TS/SCI with Polygraph

General Dynamics

Washington, District of Columbia, USA

Full-time

Type of Requisition: Pipeline 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: Information Security Job Qualifications: Skills: ISSO, NIST Standards, Risk Management Framework, RMF Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an Information System Security Officer (ISSO) with

Information System Security Officer (ISSO) MID-LEVEL (Government)

AT&T Inc.

Chantilly, Virginia, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to

Security Control Assessor (SCA)

Chenega MIOS

Arlington, Virginia, USA

Full-time

Req ID: 36077 Summary Security Control Assessor (SCA) Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your c

Security Control Assessor

GovCIO

Washington, District of Columbia, USA

Full-time

Overview GovCIO is currently hiring for Security Control Assessor with a TS/SCI clearance in Washington, DC (4 days onsite, 1 day remote). Responsibilities Provide an assessment of the severity of weaknesses or deficiencies discovered in the information system and its environment of operation and recommend corrective actions to address identified vulnerabilities Prepare the final security assessment report containing the results and findings from the assessment. Prior to initiating the securi

Information System Security Officer (ISSO)

Lockheed Martin Corporation

Manassas, Virginia, USA

Full-time

Job Description What We're Doing: At Lockheed Martin Rotary and Mission Systems, we're on a mission to drive innovation and uphold the highest standards of compliance. As an International Trade Compliance professional, you will provide critical guidance to our Integrated Warfare Systems and Sensors ("IWSS") line of business, enabling our customers to stay ahead of ready through advanced situational awareness and deterrence. Through collaboration with our program management teams, you will provi

Industrial Security Representative (CPSO)

Leidos

Alexandria, Virginia, USA

Full-time

Description The Digital Modernization Group at Leidos is seeking an Industrial Security Representative (ISR)/Contractor Program Security Officer (CPSO) supporting work for the Defense Threat Reduction Agency (DTRA) in Alexandria, VA. The position will be a part of the Leidos DoD Enterprise IT Modernization (DEIM) Security Team in the application of Leidos security standards and practices to existing US government facilities identified by the contract. The ISR/CPSO is responsible for safeguardin

Security Analyst

Dynamo Technologies LLC

Washington, District of Columbia, USA

Full-time

Job Description: Dynamo Technologies LLC has an immediate need for a security team members to provide security services support. You will prove direct operational support to security programs that engage agency personnel and external CBP business customers. You shall perform security services in the areas of security assistance, work activities such as reviewing physical and information security program compliance and assessment documents, providing security operations assistance, conducting pr

Industrial Security Representative (CPSO)

Leidos

Alexandria, Virginia, USA

Full-time

Description The Digital Modernization Group at Leidos is seeking an Industrial Security Representative (ISR)/Contractor Program Security Officer (CPSO) supporting work for the Defense Threat Reduction Agency (DTRA) in Alexandria, VA. The position will be a part of the Leidos DoD Enterprise IT Modernization (DEIM) Security Team in the application of Leidos security standards and practices to existing US government facilities identified by the contract. The ISR/CPSO is responsible for safeguardin

IT Security Specialist

Cymertek Corporation

Chantilly, Virginia, USA

Full-time

IT Security Specialist LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a detail-oriented and dedicated IT Security Specialist to join our team and safeguard our organization's digital assets. In this role, you will be responsible for identifying and mitigating security risks, implementing best practices, and ensuring the integrity and confidentiality of sensitive information. The ideal candidate w

IT Security Analyst

Cayuse Shared Services

Arlington, Virginia, USA

Full-time

Overview The IT Security Analyst is responsible for implementing and enforcing information systems security policies, standards, and methodologies and assist with preparation and maintenance of documentation. Assist in the evaluation of security solutions to ensure they meet security requirements for processing classified information. Assist the ISSO on information system security software, hardware, and firmware. Maintain records on workstations, servers, routers, firewalls, intelligent hubs ,

Security Control Assessor

Apex Systems

Alexandria, Virginia, USA

Full-time

Job#: 2069673 Job Description: Apex Systems is seeking a Top Secret cleared Security Control Assessor to join our partner for a long-term contract located in Alexandria, VA. Please see below for more details: Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development oppor

IT Security Specialist

Cymertek Corporation

Tysons, Virginia, USA

Full-time

IT Security Specialist LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a detail-oriented and dedicated IT Security Specialist to join our team and safeguard our organization's digital assets. In this role, you will be responsible for identifying and mitigating security risks, implementing best practices, and ensuring the integrity and confidentiality of sensitive information. The ideal candidate will