NewInformation Systems Security Engineer MarkonInformation Systems Security EngineerAnnapolis Junction, Maryland$185,000–$225,000 / yearFull timeThis role integrates system security engineering with hands-on IT deployment, so the ideal candidate reasons fluently about NIST 800-53 control implementation and the RMF authorization lifecycle while remaining comfortable standing up containerized infrastructure in the customer environment. The Information Systems Security Engineer (ISSE) serves as the on-site technical lead responsible for deploying, maintaining, and supporting a customer's TECTIX instance while supporting the security engineering and authorization workload the platform is built to accelerate.
Information System Security Officer Sr. Cloud ECS Federal LLCInformation System Security Officer Sr. CloudWashington, DCThe successful candidate will provide senior-level ISSO support for complex, mission-critical systems, with an emphasis on cloud security, RMF execution, security documentation, continuous monitoring, vulnerability management, audit readiness, and authorization support. Mentor junior and mid-level cybersecurity personnel by providing technical guidance, reviewing work products, sharing RMF and cloud security best practices, and helping improve team execution quality.
NewCloud Security Engineer ESMCloud Security EngineerWashington, DCRequired Knowledge, Skills and Abilities (KSA)Experience with cloud-native architectures and AWS services, including VPCs, Security Groups, IAM, Docker, KMS, S3 and RDS encryption, HTTPS/SSL certificates, API Gateway, Lambda, CloudFormation, CloudFront, Cloudflare, egress proxies, data lake security, application security, domain segmentation, authentication, data protection, and process automation. Job Description and ResponsibilitiesThe successful candidate will design, implement, and secure cloud-native AWS environments using technologies and services including VPC, IAM, Security Groups, Docker, Lambda, API Gateway, CloudFormation, CloudFront, CloudFlare, encryption technologies, and data protection controls.
Information System Security Engineer - Federal Customer Dell Technologies IncInformation System Security Engineer - Federal CustomerMclean, VAThis role is responsible for embedding security into system design, hardening platforms, supporting authorization activities, and resolving vulnerabilities in partnership with engineering and operations teams. The ideal candidate brings strong technical depth, security engineering discipline, and the ability to translate requirements into practical, supportable controls.
Information Systems Security Officer (ISSO), Senior Advisor - TS/SCI w/poly PeratonInformation Systems Security Officer (ISSO), Senior Advisor - TS/SCI w/polyLinthicum Heights, Maryland$146,000–$234,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Activity Security Representative I TAC Integrated SolutionsActivity Security Representative IMarylandThe pay Range is determined by various factors such as education, knowledge, skills, competencies, and experience, as well as contract-specific requirements; negotiable based on elected total compensation packages, which include but are not limited to paid time off, healthcare elections, and retirement. The Activity Security Representative’s primary function is to provide multi-disciplined security support to a customer’s facility and organization.
Information Systems Security Engineer (ISSE) - SME/Cloud-based, Senior Advisor - TS/SCI w/poly PeratonInformation Systems Security Engineer (ISSE) - SME/Cloud-based, Senior Advisor - TS/SCI w/polyWashington, D.C.$176,000–$282,000 / yearFull timeBenefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan. Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts.
Jr Information System Security Engineer (ISSE) PeratonJr Information System Security Engineer (ISSE)Annapolis Junction, Maryland$112,000–$179,000 / yearFull timeImplements security systems by specifying intrusion detection methodologies and equipment; directing equipment and software installation and calibration; preparing preventive and reactive measures; creating, transmitting, and maintaining keys; providing technical support; completing documentation. Experience administrating, configuring, and troubleshooting core modules such as Enterprise Password Vault (EPV), Password Vault Web Access (PVWA), Central Policy Manager (CPM), and Privileged Session Manager (PSM) in CyberArk.
Information System Security Engineer (ISSE) PeratonInformation System Security Engineer (ISSE)Annapolis Junction, Maryland$135,000–$216,000 / yearFull timeImplements security systems by specifying intrusion detection methodologies and equipment; directing equipment and software installation and calibration; preparing preventive and reactive measures; creating, transmitting, and maintaining keys; providing technical support; completing documentation. Experience administrating, configuring, and troubleshooting core modules such as Enterprise Password Vault (EPV), Password Vault Web Access (PVWA), Central Policy Manager (CPM), and Privileged Session Manager (PSM) in CyberArk.
NewSUPERVISORY INSTRUCTIONAL SYSTEMS SPECIALIST United States Air ForceSUPERVISORY INSTRUCTIONAL SYSTEMS SPECIALISTWashington, DC$106,437–$138,370 / yearExamples of specialized experience includes advising senior leaders across all military echelons, delivering critical insights that directly impact complex, multi-mission installations; collaborating and coordinating directly with Headquarters Air Force (HAF), MAJCOMs, AFRC, NGB, DoD, and international partners to align joint training efforts; establishing and certifying multi-million dollar training and education program requirements, ensuring absolute alignment with strategic funding priorities; authorizing resource-allocation decisions that commit the Department of the Air Force to high-priority courses of action; securing training readiness for the joint force, ensuring a steady flow of mission-ready Airmen, Soldiers, Sailors, Marines, and Guardians to global combatant commands. Ability to conduct and analyze training program assessments with complex instructional programs and training activities (international education and training requirements, basic military training, technical education and training (initial and advanced/supplemental skills) and inter-service and joint related education and training), events, diverse key metric data sources and related information for determination of efficiency and effectiveness of training operations or discovery of root cause contributing to problems within the training and education enterprise.
NewTop Secret | Systems Network Engineer (DoS) ConcerasTop Secret | Systems Network Engineer (DoS)Washington, DCRequired Education & Experience: Bachelor’s degree in computer science, computer engineering, or a related discipline and at least 5 years of relevant experience; or a master’s degree and at least 3 years of experience. Familiarity with the Department of State environment, including data and voice networks, IT security systems, policies, and procedures; knowledge of Foreign Affairs Handbooks (FAHs) and Foreign Affairs Manuals (FAMs).
NewSenior Information Systems Security Officer ManTech International CorpSenior Information Systems Security OfficerWashington, DC$141,500–$236,000 / yearThe Senior ISSO will leverage their strong technical background and knowledge to support accreditation efforts, to include creating Body of Evidence (BOE) documentation, responding to/implementing/documenting required controls, and completing required tasks and actions. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.
Information Systems Security Engineer (ISSE)-TS/SCI w/Poly PeratonInformation Systems Security Engineer (ISSE)-TS/SCI w/PolyAnnapolis Junction, Maryland$146,000–$234,000 / yearFull timeAs an Information Systems Security Engineer (ISSE), you will play a key role in securing complex systems, ensuring compliance with federal cybersecurity frameworks, and protecting sensitive information. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Cloud and Infrastructure Systems Administrator Ampcus IncorporatedCloud and Infrastructure Systems AdministratorWashington, DC$60–$70 / hourAI for Operations (AIOps): Utilize AI-powered monitoring and log analysis platforms such as Splunk and Azure Monitor to proactively detect system anomalies, predict potential failures, and automate incident response. System Intelligence and Machine Learning: Collaborate with data science teams to integrate intelligent agents and machine learning models for infrastructure optimization, capacity planning, and automated resource allocation.
Security Systems Technician - Enterprise Physical Operations Washington University in St LouisSecurity Systems Technician - Enterprise Physical OperationsWashingtonOur teams provide strategic leadership and operational expertise in facility management, infrastructure services, capital project delivery, real estate operations, planning, sustainability, engineering, maintenance, environmental services, public safety support, and enterprise operational services. Guided by our PRIDE+ Core Values of Professionalism & Planning, Respect & Responsibility, Integrity & Integration, Dedication & Delivery, Excellence & Enterprise Alignment, and Accountability & Stewardship, EPO fosters a culture centered on collaboration, strategic partnership, innovation, accountability, and service excellence across the university enterprise.
Information System Security Officer PeratonInformation System Security OfficerWashington, D.C.$104,000–$166,000 / yearFull time3+ years experience with Authority to Operate (ATO) process, continuous monitoring, POA&Ms, Security Authorizations (SA), NIST 800-37, NIST 800-53 Rev4/ Rev5, working with Information System Owners (ISO) and Program Managers (PM). Responsibilities: Peraton is seeking an Information System Security Officer (ISSO) to support our customer onsite in Washington D.C. Responsibilities include: Assist the Information System Security Manager (ISSM) with information assurance efforts, and systems across numerous environments.
Information System Security Manager PeratonInformation System Security ManagerSilver Spring, Maryland$112,000–$179,000 / yearFull time5+ years experience with Authority to Operate (ATO) process, continuous monitoring, POA&Ms, Security Authorizations (SA), NIST 800-37, NIST 800-53 Rev4/ Rev5, working with Information System Owners (ISO) and Program Managers (PM). Continuously maintain a thorough understanding of all relevant corporate policies, security control plans as well as system configurations, architecture, installed software, accounts (both Operating System and Application), data flows, ports, protocols, and other relevant data for each Information System.
Principal Systems Engineer (HYBRID) RTX CorpPrincipal Systems Engineer (HYBRID)Fulton, MDServe as an Onsite Systems Engineer and Command and Control (C2) Operations Subject Matter Expert (SME) in advanced software integration facilities at locations all over the world, working closely with USAF representatives developing prototypes and innovative advancements in Multi-Sensor and Information Fusion, Networked Situational Awareness, and Visualization technologies. Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a Principal Systems Engineer to join our team in Fulton, MD who is talented, highly motivated, has a passion for finding innovative solutions to problems, and committed to quality.
Application Security Engineer — Secure Mission Systems RacknerApplication Security Engineer — Secure Mission SystemsLaurel, MDYou will work closely with software engineers, AI/ML engineers, platform teams, DevSecOps professionals, and customer technical leads to identify meaningful risks, support vulnerability remediation, and strengthen secure-development practices. You will help teams understand security findings, separate actionable risks from false positives, verify fixes, improve software supply-chain security, and deliver resilient software with greater confidence.
Senior Security Engineer, IAM Relativity ODA LLCSenior Security Engineer, IAMWashington, D.C., DC$130,000–$195,000 / yearExpert, hands-on experience architecting and operating identity platforms across IdP/SSO (Okta, Entra ID/Azure AD, Ping), IGA (SailPoint, Saviynt), and PAM (CyberArk, BeyondTrust), with advanced knowledge of authentication and federation protocols (SAML, OIDC, OAuth 2.0, SCIM, LDAP, Kerberos). Required Skills: Access Management, Application Security, Endpoint Security, Network Security, Penetration Testing, Security Architecture Design, Security Information, Security Information and Event Management (SIEM), Security Operations, Vulnerability Management.