Information System Security jobs in DC

Washington, District of Columbia

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Today

Requisition ID: 3924Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Washington, DCWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking an Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority to Operate (ATO

Full-time

Information System Security Officer

Washington, District of Columbia

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Today

Job Posting TitleInformation Security System Officer (ISSO) Job Description Information Security System Officer (ISSO)) REQUIRED: Active Public TrustOnsite - Washington DCStrong background in network security, threat detection, and vulnerability management In-depth knowledge of securing cloud environments (e.g., Microsoft Azure) and services related to big data Proficiency in data encryption, masking, anonymization, and data loss prevention Specific expertise in securing large-scale data syst

Full-time

Information System Security Engineer

Washington, District of Columbia

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Today

A growing cybersecurity firm is seeking an Information Systems Security Engineer to support the security of federal cloud and enterprise systems. This is a hybrid role based in Washington, DC, focused on cloud security engineering, secure architecture, and integrating security throughout the system lifecycle. Responsibilities Design and implement security controls across Azure, AWS, and enterprise environments. Assess cloud architectures, networking, firewalls, and security configurations. Int

Easy Apply

Contract

$70 - $75

Information System Security Engineering (ISSE)

Alexandria, Virginia

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5d ago

Job Title: Information System Security Engineering (ISSE) Location(s): Quantico, VA Hours: Regular Full-Time Clearance Requirements This position requires a current and active TS/SCI with Poly at the time of application. What you will be doing: The ISSE shall provide CI and HUMINT support ensuring software designs and prototypes are compliant per Supply Chain Risk Management (SCRM) requirements. The minimum skill level is Senior level. Mid-level contractor personnel work independently with

Full-time

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

Senior Information System Security Officer

Washington, District of Columbia

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Today

Requisition ID: 3762Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Washington, DCWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking a Senior Information Systems Security Officer responsible for safeguarding computer networks and systems to ensure data security, integrity, and confidentiality at the highest standards. Essential Duties and Responsibilities Designs, develops

Full-time

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

Information System Security Officer

Washington, District of Columbia

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Today

Job Description and Tasks: The contractor shall assist, advise, and guide the MARS developers through the Risk Management Framework (RMF). The contractor will apply knowledge and understanding of information assurance (IA) concepts and practices. and procedures using established JC, DoD, and DIA policies and standards to minimize and/or mitigate RMF security risks. The contractor will review and comment on technical documentation to ensure compliance with security standards and regulations. The

Full-time

Information System Security Officer

Springfield, Virginia

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Today

The Digital Sector at Leidos currently has an opening for an Information System Security Officer (MID) supporting the Homeland Enterprise Information Technology Secure Services and Support (HEITS) Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP). This is an exciting opportunity to use your experience to support security accreditation and sustainment activities. The ITP mission is to identify insider threats to the department by utilizing advanced analyt

Full-time

USD 107,900.00 - 195,050.00 per year

DHS Information System Security Officer II

Washington, District of Columbia

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Today

We are an employee-centric company that truly appreciates our team members and their value to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and fostering teams that are and continue to be technically proficient and technically capable across a comprehensive range of cyber mission areas. OneZero full-time employees receive an extremely competitive benefits package that includes health/dental/vision/life insurance plans, 401K with company matchin

Full-time

Intermediate Information System Security Officer - PLACEMENT

Oxon Hill, Maryland

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Today

Job#: 3041524 Job Description: (100% Remote / DMV Area) - ISSO / Cybersecurity Analyst - ** $67.00 - $72.00 / Hourly Rate ** Apex Systems has an Immediate Need for a (100% Remote) ISSO / Cybersecurity Analyst that lives in the Area of Washington DC / Maryland / Northern VA !! This will be an "est. 6 Month Contract to Permanent Hire" opportunity, supporting one of our Largest DoD / Government Clients across the East Coast! Please See Below for all Position Details & How To Apply. HOW TO APPLY

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Full-time

$67 - $67 per hour

Senior Information System Security Officer

Tysons, Virginia

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Today

Overview Senior Information System Security Officer Tysons, VA TS/SCI with Poly At Bcore, our strength comes from how we deliver impact to the mission. Whether it's architecting critical IT solutions, producing actionable intelligence, or developing cutting edge technology, we succeed because of the expertise, collaboration, and agility of our teams. Our Mission Services division combines enterprise IT, cloud solutions, DevSecOps, systems engineering, software development, and operational su

Full-time

USD 210,000.00 - 235,000.00 per year

Senior Cloud Information System Security Engineer

Washington, District of Columbia

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Today

MANTECH seeks a motivated, career and customer-oriented Senior Cloud Information System Security Engineer (ISSE) to join our team in Washington, D.C., Chantilly, VA or Quantico, VA. 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. Desig

Full-time

Senior Information System Security Officer (TS SCI) - PLACEMENT

Oxon Hill, Maryland

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Today

Job#: 3041514 Job Description: Senior Information System Security Officer Location: Washington, DC (Hybrid) Work Environment This position is currently 100% remote. However, candidates must be located within a local radius of Washington, D.C., and be available to come onsite occasionally if requested. PLEASE NOTE: Candidates must be able to obtain and/or maintain a Department of Defense Secret TS/SCI security clearance as a condition and continuation of employment* (sponsorship unavailable)

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Full-time

$75 - $75 per hour

Senior Information System Security Officer (ISSO)

Washington, District of Columbia

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Today

Description Quantum Sky is searching for a Senior Information System Security Officer (ISSO) to be responsible for the overall handling of information assurance expertise for a large, complex IT infrastructure program in Washington DC. Systems are deployed using a public cloud service provider to deliver advanced capabilities to the Federal government using IaaS, PaaS, and SaaS service models. This role is responsible for researching, generating, and validating security controls that support t

Full-time

USD 140,000.00 per year

Information System Security Compliance Analyst (Multiple Levels)

Washington, District of Columbia

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Today

Responsibilities Position Overview We are seeking a detail-oriented cybersecurity compliance professional to support system authorization and continuous monitoring activities within a Federal environment. This role is responsible for managing the security authorization lifecycle for one or more information systems, ensuring compliance with Federal cybersecurity requirements, and maintaining the documentation necessary to support Authorization to Operate (ATO) decisions. The ideal candidate wi

Full-time

USD 78,900.00 - 123,300.00 per year

Information System Security Manager (ISSM)

Laurel, Maryland

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Today

Description Do you love solving problems while enabling impactful research to operate securely? Are you passionate about making meaningful contributions to national security cyber missions? Do you like collaborating with a team with varied strengths to tackle complex problems which enable research across space exploration, cybersecurity, national defense, and cutting edge technologies? If so, we're looking for someone like you to join our team at APL. We are ranked as one of Computerworld '

Full-time

USD 105,000.00 per year

Senior Information System Security Engineer

Washington, District of Columbia

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Today

As a Information System Security Engineer (ISSE) you will play a critical role in ensuring the confidentiality, integrity, and availability of information systems across their life-cycle. The ISSE conducts comprehensive information system security engineering activities that define, refine, and implement security requirements through deliberate system design, development, and configuration. This position directly supports the secure engineering of systems operating within Special Access Program

Full-time

USD 180,000.00 - 230,000.00 per year

(703) Cybersecurity Information System Security Officer (ISSO)

Arlington, Virginia

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Today

Company Summary Arlo Solutions (Arlo) is an information technology consulting services company that specializes in delivering technology solutions. Our reputation reflects the high quality of the talented Arlo Solutions team and the consultants working in partnership with our customers. Our mission is to understand and meet the needs of both our customers and consultants by delivering quality, value-added solutions. Our solutions are designed and managed to not only reduce costs, but to improve

Full-time

Information System Security Manager (5422)

Fort Washington, Maryland

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Today

How would you like to be part of a leadership team made up of experts and senior level staff who have experience, capacity and capability to lead large scale portfolios. The leadership team will foster the organizational culture of high performing solution delivery. This position is onsite in Camp Springs, Maryland and requires a Top-Secret clearance. Essential Duties The Information System Security Manager (ISSM) provides senior leadership for security aspects of highly complex technology pro

Full-time

USD 103,100.00 - 171,800.00 per year

Information System Security jobs in Washington, DC, USA