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Reston, Virginia

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Today

Job ID: T2601374 Location: Reston, VA, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking a highly motivated, detail-oriented, and experienced Information Systems Security Engineer (ISSM) to join our lead systems integrator team in Reston, Virginia. The I

Full-time

Information Systems Security Officer (ISSO)

Tysons, Virginia

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5d ago

We are seeking an experienced Information Systems Security Officer (ISSO) to join our team and support the Cyber ISSM in executing security program tasks and day-to-day operations. The ideal candidate will have strong technical expertise and the ability to provide IT security management and hands-on security support across various IT operating and development environments. The ISSO will be responsible for developing and maintaining critical security documentation, writing policies, and building

Easy Apply

Full-time

Depends on Experience

Information Systems Security Officer

Chantilly, Virginia

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Today

Job ID: T2601592 Location: Chantilly, VA, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cyber GRC Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking a highly skilled, knowledgeable, and self-motivated Information System Security Officer (ISSO) to join our exceptional Information Assurance (IA) and Information Security (InfoSec)

Full-time

Lead Information Systems Security Engineer (ISSE)

Hybrid in Washington, District of Columbia

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5d ago

Lead Information Systems Security Engineer (ISSE) Location:Washington, DC (Hybrid 3 days onsite / 2 days remote) Employment Type:Full-Time We are seeking a Lead Information Systems Security Engineer (ISSE) to provide technical leadership and hands-on security engineering support for federal cloud and enterprise systems. This role focuses on securing cloud-based architectures, integrating security across the system lifecycle, and supporting Information System Security Officers (ISSOs) with auth

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Full-time

180,000 - 190,000

Information Systems Security Engineer

Sterling, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

Senior Information Systems Security Engineer (ISSE)

Tysons, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 171,700.00 - 211,800.00 per year

Information Systems Security Engineer (ISSE) Top Secret Clearance w/SCI eligibility

Arlington, Virginia

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Today

Overview AMERICAN SYSTEMS is seeking a highly experienced Information Systems Security Engineer (ISSE) to support a Special Access Program (SAP) in Arlington, VA. This role is suited for an experienced security engineer who combines deep JSIG and RMF expertise with hands-on security assessment experience across both Linux and Windows systems in highly restricted environments. The ideal candidate understands security controls at an engineering level and can author, tailor, and defend documentat

Full-time

USD 129,800.00 per year

Information Systems Security Manager ISSM (Engineer Info Assurance 5)

Fairfax, Virginia

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9d ago

Requisition Number: 27372 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $153,605.00 - $184,124.00 Security Clearance: TS/SCI Level of Experience: Senior This opportunity resides with Warfare Systems (WS) , a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interest

Full-time

USD 153,605.00 - 184,124.00 per year

Information Systems Security Manager

Reston, Virginia

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Today

The Homeland Sector at Leidos is seeking an Information Systems Security Manager (ISSM) to support a fast-paced program within the Security Engineering Program. This role involves supporting the delivery of comprehensive IT and support services to ensure mission success while adhering to DoD standards and regulations. The ISSM will oversee the cybersecurity posture of DoD information systems, ensuring compliance with DoD security standards and protecting sensitive data. The ISSM will develop and

Full-time

USD 107,900.00 - 195,050.00 per year

Information Systems Security Officer

Chantilly, Virginia

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Today

Job ID: T2602038 Location: Chantilly, VA, US Date Posted: 2026-03-05 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking an Information Systems Security Officer (ISSO) to provide system security support for ongoing and future system development within the Customer organizati

Full-time

Information Systems Security Officer (ISSO)

McLean, Virginia

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Today

In a world of possibilities, pursue one with endless opportunities. Imagine Next! At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what's possible. Job Description: Parsons is looking for a talented Information Systems Security Officer

Full-time

Jr. Information Systems Security Officer

Falls Church, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: DISA STIG, Microsoft Windows, NIST Risk Management Framework Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Jr. Information Systems Security Officer with GDIT. You w

Full-time

USD 61,402.00 - 74,750.00 per year

Information Systems Security Officer (ISSO)

Tysons, Virginia

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Today

Full-time

USD 117,300.00 - 145,100.00 per year

Information Systems Security Manager

Washington, District of Columbia

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Today

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. Description Title: Information Systems Security Manager Location: Hybrid, Washington, DC Terms: Full-time Travel: 0-20% Position Description: Harmonia is seeking an Information Systems Security Manager (IS

Full-time

Information Systems Security Officer - SME

Washington, District of Columbia

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Today

Job Description ECS is seeking an Information Systems Security Officer - SME to work in our Washington, DC office. Please Note: This position is contingent upon contract award. Key Responsibilities : Perform all ISSO functions for all NCS systems Conduct Certification and Accreditation (C&A) activities for all NCS systems Maintain C&A packages in CSAM Conduct monthly control assessments Provide audit support for OIG and external audits Execute Contingency and Incident Response Plan activitie

Full-time

USD 150,000.00 - 180,000.00 per year

Information Systems Security Officer (ISSO)

Washington, District of Columbia

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Today

Job Title: ISSO Work Location: Tysons, VA (SCIF - Onsite) Clearance Required: TS/SCI Alpha Omega is looking for a Senior Information System Security Officer (ISSO) to join our team to support one of our government customers. The primary responsibilities for the position are to support all activities that ensure the level of security documented with the security authorization is maintained at an acceptable level of risk. The nature of the work requires that the candidate demonstrates initiative

Full-time

USD 90,000.00 - 120,000.00 per year

Information Systems Security Manager (ISSM)

Washington, District of Columbia

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Today

Modern Technology Solutions, Inc. (MTSI) is seeking a Information Systems Security Manager to lead RMF lifecycle activities from system categorization through ATO. Your essential job functions will include but may not be limited to: Develop and maintain authorization packages Coordinate with SCA and AO representatives to resolve findings and adjudicate riskPrepare systems for ATO, IATT, and continuous authorizationEnsure implementation and validation of security controls per JSIG/NIST 800-53.Tr

Full-time

Information Systems Security Officer (ISSO)

Lorton, Virginia

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Today

The Defense Sector at Leidos is looking for an Information Systems Security Officer (ISSO) to support a fast-paced program with the Air Force Life Cycle Management Center. This role involves supporting the delivery of comprehensive IT and support services to ensure mission success while adhering to DoD standards and regulations. The ISSO will oversee the cybersecurity posture of DoD information systems, ensuring compliance with DoD security standards and protecting sensitive data. The ISSO will

Full-time

USD 107,900.00 - 195,050.00 per year

Information Systems Security Officer - Senior Consultant

Washington, District of Columbia

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Today

Job Family: Cyber Consulting Travel Required: Up to 10% Clearance Required: Active Top Secret SCI (TS/SCI) As a Senior Consultant in Guidehouse's cyber practice, you will lead and execute core security compliance and RMF activities for classified federal systems. You will ensure systems maintain an appropriate security posture, support continuous monitoring, and assist with security assessments and incident coordination. You'll combine hands on ISSO experience with client-facing consulting: t

Full-time

USD 113,000.00 - 188,000.00 per year

Senior Information Systems Security Officer (ISSO)

Ashburn, Virginia

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Today

Akima Global Technology (AGT) is looking for a Senior Information System Security Officer to work in Ashburn, Virginia. To join our team of outstanding professionals, apply today! Responsibilities Plans, develops, and analyzes security measures to protect critical information from counter-threats and possible attacks.Protects sensitive information by ensuring required software is functioning and being used correctly. Research new methods to improve digital security and eliminate vulnerabilities

Full-time

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