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Beltsville, Maryland

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Today

Job ID: T2602100 Location: Beltsville, MD, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cybersecurity Ops Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: Top_Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a highly motivated Systems Security Engineer. The successful candidate will provide support to the Cybersecurity Integrity Center in the Department of State Bureau of Diplomat

Full-time

USD 160,001.00 - 200,000.00 per year

Information Systems Security Engineer

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

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

Easy Apply

Full-time

180,000 - 190,000

Network/Systems Security Engineer

Bethesda, Maryland

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Today

Overview GovCIO is currently hiring for a System/Network Security Engineer for our NIH-CIT proposal. This position will be located in Bethesda, MD and is a remote/hybrid position. Responsibilities Coordinate with the Section Manager and Team Lead to support the network availability and integrity with confidentiality and security Communicate, investigate, triage, monitor, and respond to security incidents, events, alerts, and issues according to standard operating procedures and in collaborati

Full-time

USD 103,000.00 - 103,000.00 per year

Information Systems Security Engineer (ISSE 0) (Government)

Columbia, Maryland

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Today

Job Description: 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. RIS I is the delivery of regional IT services to the end user. We offer support of end user devices including desktop, w

Full-time

USD 69,000.00 - 113,100.00 per year

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

Senior Information Systems Security Engineer with a $15K sign on bonus

Columbia, Maryland

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Today

Leidos has an opportunity for a senior-level Information Systems Security Engineer to serve as the primary security engineering authority across complex, multi-enclave environments. This role supports the design, integration, and accreditation of secure networking and computing systems operating across multiple classification levels. The selected candidate will provide technical leadership in applying IA policy, RMF processes, and security engineering principles throughout the system lifecycle.

Full-time

USD 131,300.00 - 237,350.00 per year

Information Systems Security Engineer (ISSE) [Full Scope Polygraph]

Annapolis, Maryland

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Today

Modern Technology Solutions, Inc. (MTSI) is hiring an Information Systems Security Engineer (ISSE) at Annapolis Junction, Maryland. Responsibilities: Provide the government customer with expert technical assistance by designing secure networks, performing security assessments of computing environments, evaluating architectures for compliance with Information Assurance (IA) standards, and recommending risk mitigation strategies Lead as a security engineer providing expert assistance with the des

Full-time

USD 165,000.00 - 275,000.00 per year

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

Cybersecurity Systems Engineer/Information Systems Security Engineer (ISSE) - TS/SCI w. 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: Cybersecurity, Information Security Operations, Information System Security Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: *Position is currently located in Elkridge, MD and will relo

Full-time

USD 164,382.00 - 218,500.00 per year

Information Systems Security Engineer (ISSE)

Remote

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Today

Join the Digital Modernization Sector! We're on the lookout for a dynamic and experienced Information Systems Security Engineer (ISSE) with 12+ years of expertise to help drive IT mission-critical cybersecurity initiatives. In this high-impact role, you'll support Accreditation & Authorization (A&A) efforts across multiple tiers of the customer organization, playing a key role in strengthening security at the Group level and beyond. If you're ready to lead, collaborate, and make a difference - t

Full-time

USD 131,300.00 - 237,350.00 per year

Principal Endpoint Security Systems Engineer

Bethesda, Maryland

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Today

Leidos has an exciting opportunity a Principal Endpoint Security Systems Engineer in our Intel Security Sector's Analysis Solutions Business Area. 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 and immediate vesting, Fl

Full-time

USD 131,300.00 - 237,350.00 per year

Information Security Systems Engineer

Herndon, Virginia

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Today

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a Information Security Systems Engineer to join our dynamic team. This individual will play a pivotal role in developing innovative and effective so

Full-time

Senior Information Systems Security Engineer

Linthicum Heights, Maryland

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Today

As a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership Command Capability in support of Nuclear Command, Control, and Communications (NC3), Continuity of Government (COG), and Senior Leader communications. The ISSE will perform in a consultant like role providing technical knowledge, expertise

Full-time

USD 131,300.00 - 237,350.00 per year

Information Systems Security Manager ISSM (Engineer Info Assurance 5)

Fairfax, Virginia

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10d 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

Security Engineer

Hybrid in Fulton, Maryland

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6d ago

Title: Cloud Security Engineer (Azure-Focused)Location: Fulton, MD (Hybrid onsite Tuesdays & Thursdays)Duration: Initial 12-month contract with potential extensionsCompensation: $55.00 $70.00/hour (W2)Work Requirements: US Citizen or Green Card HolderLocal Requirement: Must be local to Fulton, MD Role OverviewWe are seeking a Cloud Security Engineer with a strong Azure security background, where approximately 80% of the role focuses on Microsoft Azure security and 20% supports AWS security ini

Easy Apply

Contract

$65 - $70

Information Systems Security Officer (ISSO)

Fort Meade, Maryland

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Today

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking an Information Systems Security Officer for defense and national security missions. Role Responsibilities Include: Validates and verifies system se

Full-time

USD 162,000.00 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

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

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