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Maryland

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Today

Job Description Who we are: Lockheed Martin is a pioneer in cyber security-partnering, innovating, and building cutting edge solutions. Our talented employees tackle the world's toughest engineering challenges every day, leveraging their unique skills and experiences to design and deliver breakthrough technology. We empower our people to think big, perform with excellence, and create extraordinary products. If you have the passion and courage to dream boldly, join our culture and help build a

Full-time

USD 93,200.00 - 164,450.00 per year

Cybersecurity Systems Engineer, Information System Security Officer (ISSO), TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - G

Maryland

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Today

Cybersecurity Systems Engineer, Information System Security Officer (ISSO), TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD As a Cybersecurity Systems Engineer, Information System Security Officer (ISSO), you will play a key role in securing complex systems, ensuring compliance with federal cybersecurity frameworks, and protecting sensitive information. Possession of DoD 8570 IAM Level 1 or higher certification is required. Candidates must have

Easy Apply

Full-time

$150,000 - $190,000

Senior Cloud Information System Security Officer

Washington, District of Columbia

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8d ago

MANTECH seeks a motivated, career and customer-oriented Senior Cloud Information System Security Officer (ISSO) to join our team in Washington, D.C., Chantilly, VA or Quantico, VA.. Responsibilities include, but are not limited to: Ensure the day-to-day implementation, oversight, continuous monitoring, and maintenance of the security configuration, practices, and procedures for each ISProvide liaison support between the system owner and other IS security personnelEnsure that selected security c

Full-time

Information System Security Officer (ISSO)

Arlington, Virginia

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Today

Description & Requirements Maximus is seeking a highly skilled Senior Information Systems Security Operator (ISSO) to join our team in Rosslyn, VA. The ideal candidate will be responsible for ensuring the security and integrity of our information systems by implementing and maintaining robust security measures. This includes developing and enforcing security policies, conducting regular security audits, and staying up to date with the latest cybersecurity threats and trends. This position if ful

Full-time

USD 116,500.00 per year

Information System Security Officer - TS/SCI w/Poly

Bethesda, Maryland

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Cyber Defense, Cybersecurity Risk Management, Security Risk Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as an ISSO supporting customer activit

Full-time

USD 158,855.00 - 214,921.00 per year

Information System Security Officer - TS/SCI w/Polyraph

Bethesda, Maryland

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Cybersecurity, Information Security, Security Risk Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal impact as an Information Systems Security O

Full-time

USD 158,626.00 - 214,611.00 per year

Information System Security Officer (ISSO)

Suitland-Silver Hill, Maryland

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Today

Leidos is seeking an Information System Security Officer (ISSO) with an active DoD TS/SCI clearance to join our team in Suitland, MD. In this role, you will provide your Information Assurance and Systems Accreditation experience to support the customerand play a vital role in developing solutions that impact mission goals and objectives. In this role, you'll have the freedom to work individually and the opportunity to resolve highly complex problems using a significant application of technical k

Full-time

USD 107,900.00 - 195,050.00 per year

Information System Security Officer (ISSO)

Arlington, Virginia

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Today

Information System Security Officer (ISSO) Employment Type: Full-Time, Mid-Level Department: Administrative and Logistics Support As a FSR ISSO, you will be embedded on-site with U.S. Government customers to ensure the secure, compliant operation of a production-grade data and application platform used in mission-critical environments. You will serve as the primary authority for system security and compliance-working hands-on with live systems while partnering closely with engineers, operators,

Full-time

USD 120,000.00 - 200,000.00 per year

Information System Security Manager (ISSM) (Onsite)

Fulton, Maryland

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10d ago

Date Posted: 2026-03-18 Country: United States of America Location: US-MD-FULTON-8170 ~ 8170 Maple Lawn Blvd ~ MAPLE LAWN, Ste 190, 200 & 300 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 The Information Systems Security Ma

Full-time

USD 118,300.00 per year

Information System Security Office (ISSO) (On-Site)

Fulton, Maryland

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10d ago

Date Posted: 2026-03-25 Country: United States of America Location: US-MD-FULTON-8170 ~ 8170 Maple Lawn Blvd ~ MAPLE LAWN, Ste 190, 200 & 300 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required on day 1 Collins Aerospace Global Security S

Full-time

USD 95,500.00 per year

Information System Security Engineer

Washington, District of Columbia

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8d ago

MANTECH seeks a motivated, career and customer-oriented Information System Security Engineer (ISSE) to join our team in Washington, D.C.. 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. Design and develop cybersecurity-enabled products

Full-time

Senior Information System Security Engineer

Washington, District of Columbia

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8d ago

MANTECH seeks a motivated, career and customer-oriented Senior 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: Define and implement cybersecurity requirements, architectures, and secure system designs across information systems and network environmentsDesign, develop, and integrate security solutions, including Cross Domain Solutions (CDS), to support secure data flow and system in

Full-time

Information System Security Engineer SME

Washington, District of Columbia

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Today

Job Description ECS is seeking an Information System Security Engineer SME to work in our Washington, DC office. Please Note: This position is contingent upon contract award. ECS is seeking an experienced Information System Security Engineer (ISSE) - SME to join our team as an expert in designing, implementing, and maintaining secure information systems. The successful candidate will have a strong background in security engineering, architecture, and risk management, with a focus on protectin

Full-time

USD 175,000.00 - 190,000.00 per year

Information System Security Engineer

Washington, District of Columbia

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Today

Job Family: Cyber Consulting Travel Required: Up to 10% Clearance Required: Ability to Obtain Public Trust What You Will Do: System Boundary Analysis: Define and maintain system security boundaries across hybrid cloud and on-premises environments, including AWS & Azure CSPs, VMware infrastructure, and legacy datacenter assets.Authorization Package Development: Author and maintain System Security Plans (SSPs), Security Assessment Reports (SARs), Plans of Action and Milestones (POA&Ms), and rel

Full-time

USD 113,000.00 - 188,000.00 per year

Information Systems Security Officer

Maryland

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Today

MANTECH seeks a motivated, career and customer-oriented Information System Security Officer to join our team in Annapolis Junction, 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)

Full-time

Information Systems Security Officer (ISSO-2)

Maryland

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Today

Leidos has a new and exciting opportunity for an 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, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match

Full-time

USD 87,100.00 - 157,450.00 per year

Information Systems Security Officer Level 1

Maryland

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Today

Job Description What We're Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps modern life moving. Here, yo

Full-time

USD 101,000.00 - 178,135.00 per year

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

Elkridge, Maryland

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Today

Type of Requisition: Regular 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: Cyber and IT Risk Management Job Qualifications: Skills: Computer Security, Information Systems, Information System Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: *Position is currently located in Elkridge, MD and will relocate to a

Full-time

USD 127,500.00 - 172,500.00 per year

Information Systems Security Officer (ISSO2) (Government)

Columbia, Maryland

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30+d ago

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 our customers' mission. Intelink Services provide interagency information sharing, content discovery, and collaboration capabilities on the IC system domains to t

Full-time

USD 98,100.00 - 185,300.00 per year

Information Systems Security Officer( ISSO)

Hybrid in Washington, District of Columbia

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Yesterday

Job Title: Information Systems Security Officer( ISSO)Location:WASHINGTON, DC, United States// Must be on-site 3 days per week Clearance Level Must Be Able to Obtain:Public TrustExperience: 10+years Must DescriptionThe Client is seeking a Senior Information Systems Security Officer (ISSO) to support a critical U.S. government agency in the National Capital Region. This senior-level role is responsible for ensuring the security and compliance of agency information systems by implementing and man

Easy Apply

Full-time

130,000 - 135000

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