security analyst Jobs in district of columbia

161 - 180 of 600 Jobs

Information Systems Security Officer (ISSO)Job Title - Information Systems Security Officer (ISSO)

Cymertek CorporationCompany Name - Cymertek Corporation

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Chantilly, Virginia, USA

Full-time

Information Systems Security Officer (ISSO) LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a detail-oriented and proactive Information Systems Security Officer (ISSO) to support and maintain the security of our information systems. In this role, you will be responsible for ensuring systems operate in compliance with established security policies, procedures, and regulations. You will work closely wit

Cybersecurity AnalystJob Title - Cybersecurity Analyst

Cymertek CorporationCompany Name - Cymertek Corporation

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Reston, Virginia, USA

Full-time

Cybersecurity Analyst LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and detail-oriented Cybersecurity Analyst to join our team and help safeguard our systems and data from potential threats. In this role, you will monitor and analyze security events, identify vulnerabilities, and implement measures to protect against cyberattacks. You will work closely with teams across the organization to

Senior Systems Security EngineerJob Title - Senior Systems Security Engineer

SAICCompany Name - SAIC

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Alexandria, Virginia, USA

Full-time

Job ID: 2507174 Location: ALEXANDRIA, VA, US Date Posted: 2025-07-01 Category: Engineering and Sciences Subcategory: Systems 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: No Description SAIC is hiring a Senior Systems Security Engineer with an active TS/SCI clearance to participate in Independent Technical Risk Assessments (ITRA) and Program Protection Plan () reviews to

Cybersecurity EngineerJob Title - Cybersecurity Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Cybersecurity Engineer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and passionate Cybersecurity Engineer to join our team and play a pivotal role in protecting our organization's critical systems and data. This position offers the opportunity to design, implement, and maintain robust security measures while collaborating with a talented team to address evolving cyber threats. The ideal c

IT Subject Matter Expert - Technical & Security LeadJob Title - IT Subject Matter Expert - Technical & Security Lead

MetaPhase ConsultingCompany Name - MetaPhase Consulting

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Washington, District of Columbia, USA

Full-time

Description At MetaPhase, we believe Quirky is Cool and being authentic is the only way to be! We take the work we do very seriously and do a lot of important mission-focused work for our clients. We are individuals with different passions and strengths who take as much joy in the work we do as from those we work with. Today, we have a team that is invested in creating new solutions that lean forward, challenge the status quo, but also reflect our intimate knowledge of our customers' business.

Android Mobile Reverse EngineerJob Title - Android Mobile Reverse Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Tysons, Virginia, USA

Full-time

Android Mobile Reverse 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 Android Mobile Reverse Engineer to join our team and tackle complex challenges in analyzing, deconstructing, and understanding Android applications and systems. In this role, you will use your technical expertise to uncover vulnerabilities, enhance system security, and contribute to the development of innovative sol

Information Systems Security Officer (ISSO) Senior - TS/SCI w/PolyJob Title - Information Systems Security Officer (ISSO) Senior - TS/SCI w/Poly

JacobsCompany Name - Jacobs

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Fort Meade, Maryland, USA

Full-time

Your Impact: Are you searching for a professional environment that encourages personal and educational development and dedication to the mission? Join a team of security experts who are dedicated to protecting and securing our customers' systems at both the enterprise and program level. Our specialists work closely with others in the RMF process to ensure the highest level of security for every system. Amentum is seeking an Information Systems Security Officer (ISSO) Senior for a prime contrac

Information Security Systems EngineerJob Title - Information Security Systems Engineer

LeidosCompany Name - Leidos

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Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Sr. Information Systems Security Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). 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 an

SIEM EngineerJob Title - SIEM Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Tysons, Virginia, USA

Full-time

SIEM 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 SIEM Engineer to join our cybersecurity team and play a critical role in safeguarding our systems and data. In this role, you will design, implement, and manage Security Information and Event Management (SIEM) solutions, ensuring real-time monitoring, threat detection, and effective incident response. Collaborating with

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at each site by working with the Information Security Offices to design, implement, and support defensive security solutions that safeguard mission-critical systems and data. The ideal candidate will have deep expertise in cyber threat research, vulnerability assessment, and secure software development practices. This role focuses on protecting networks, data, and

Industrial Security Representative (CPSO)Job Title - Industrial Security Representative (CPSO)

LeidosCompany Name - Leidos

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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

Information Systems Security OfficerJob Title - Information Systems Security Officer

ManTechCompany Name - ManTech

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Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Information Systems Security Officer (ISSO) to join our team in Hanover, MD Responsibilities Included but are not limited to:Ensures that the appropriate operational security posture is maintained for an Information System, or IS. Develop and update System Security Plans (SSP's). Manages and controls changes to the system and assesses the security impact of those changes. Incorporates and/or implements the Risk Management Framework (RMF) d

Information System Security Engineer 3Job Title - Information System Security Engineer 3

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

ORANGE you glad that you chose RealmOne? 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 security professionals. Join us on this journey as we execute t

Information System Security Engineer 2Job Title - Information System Security Engineer 2

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

Senior Information Systems Security Officer 15k Sign on BonusJob Title - Senior Information Systems Security Officer 15k Sign on Bonus

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). 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 Leidos Pay and Benefits, including 4 or more weeks Paid Time Off,

Information Systems Security Officer - 15k Sign on Bonus!Job Title - Information Systems Security Officer - 15k Sign on Bonus!

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

DevSecOps AWS Cloud Security Services Onsite Manassas VAJob Title - DevSecOps AWS Cloud Security Services Onsite Manassas VA

SmoothStackCompany Name - SmoothStack

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Manassas, Virginia, USA

Contract, Third Party

DevSecOps AWS Cloud Security Services Onsite Manassas VA In-Person Interview

Information Systems Security Officer SIAJob Title - Information Systems Security Officer SIA

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Leidos Digital Modernization Sector has a career opportunity for an Information Systems Security Officer SIA to support the Air Force National Capital Region IT Services program. The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews

Information Systems Security Manager (ISSM)Job Title - Information Systems Security Manager (ISSM)

Cymertek CorporationCompany Name - Cymertek Corporation

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Reston, Virginia, USA

Full-time

Information Systems Security Manager (ISSM) 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 dedicated and results-driven Information Systems Security Manager (ISSM) to lead and oversee the security management of our information systems. In this pivotal role, you will be responsible for ensuring the confidentiality, integrity, and availability of organizational systems while maintaining compliance w

Information Systems Security Officer (ISSO)Job Title - Information Systems Security Officer (ISSO)

Modern Technology SolutionsCompany Name - Modern Technology Solutions

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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