Information Systems Security Engineer Level 1 (ISSE 1) ARSIEMInformation Systems Security Engineer Level 1 (ISSE 1)Columbia, MDSupport security authorization activities in compliance with NSA/CSS Information System Certification and Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF), the NIST Risk Management Framework (RMF) process, and prescribed NSA/CSS business processes for security engineering designs. ARSIEM is currently looking for an Information Systems Security Engineer 1 to participate as a security engineering representative on engineering teams for the design, development, implementation, and/or integration of secure networking, computing, and enclave environments.
Senior Systems Engineer - TS/SCI w/Poly Staffed4USenior Systems Engineer - TS/SCI w/PolyAnnapolis, MarylandThis role requires a seasoned professional capable of managing programs of significant scope and complexity, particularly those involving high-volume data processing and distributed storage solutions. We are seeking a highly experienced Systems Engineer to lead the planning and execution of complex systems engineering efforts for large-scale, mission-critical programs.
Lead Architect - TS/SCI with Polygraph General Dynamics Information TechnologyLead Architect - TS/SCI with PolygraphBethesda, MarylandTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Our work depends on a Lead Architect joining our highly skilled team to be a premier provider of software systems engineering services to the customer.
Sr. Systems Engineer MarkonSr. Systems EngineerColumbia, Maryland$210,000–$225,000 / yearFull timeResponsibilities: · Collaborate with the Chief Architect, Technical Development Advisory (TDA), Operational Value Stream Leads (OVSLs), and engineering teams to develop and mature the customers Systems Engineering documentation and the Next-generation Reference Design (JNeRD). · Establish and manage Architectural Decision Record (ADR) and Technical Need (TN) processes to ensure architecturally significant decisions are documented, reviewed, approved, and aligned with the enterprise architecture strategy and "North Star" vision.
NewSr. Systems Engineer Markon SolutionsSr. Systems EngineerColumbia, MD$210,000–$225,000 / yearCollaborate with the Chief Architect, Technical Development Advisory (TDA), Operational Value Stream Leads (OVSLs), and engineering teams to develop and mature the customers Systems Engineering documentation and the Next-generation Reference Design (JNeRD). Establish and manage Architectural Decision Record (ADR) and Technical Need (TN) processes to ensure architecturally significant decisions are documented, reviewed, approved, and aligned with the enterprise architecture strategy and "North Star" vision.
Cyber Systems Engineering, Advisor - TS/SCI w/Poly PeratonCyber Systems Engineering, Advisor - TS/SCI w/PolyLaurel, Maryland$135,000–$216,000 / yearFull timeThis role operates at the intersection of enterprise networking, cloud infrastructure, and real-time operations, ensuring the availability, performance, and security of systems supporting national intelligence missions. We combine deep domain expertise in cyber, signals intelligence, cloud, and network operations with a mission-first mindset—enabling our teams to deliver capabilities that directly impact real-world operations.
Senior AWS Cloud Systems Engineer Vets HiredSenior AWS Cloud Systems EngineerMarylandThe ideal candidate brings deep AWS expertise, strong systems engineering experience, and a security-first mindset to help deliver compliant, scalable, and resilient cloud solutions. We are seeking an experienced AWS Cloud Systems Engineer to design and implement secure cloud solutions in highly regulated environments.
Solutions Architect IV Applied Information SciencesSolutions Architect IVLinthicum Heights, MarylandCore Knowledge & Skills: Sets enterprise‑level infrastructure strategy; leads global architectures and integrations; manages worldwide environments; is recognized externally as a thought leader. Leveraging deep expertise in cloud technologies and best practices, this Cloud Architect will develop innovative solutions that improve operational efficiency, enhance service delivery, and support evolving organizational needs.
Information Systems Security Engineer (ISSE) PeratonInformation Systems Security Engineer (ISSE)Linthicum, Maryland$135,000–$216,000 / yearFull timeResponsibilities: Peraton is seeking a Information Systems Security Engineer (ISSE) in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. A degree in one of the following fields of study is highly desired: Information Technology, Computer Science, Cybersecurity, Information Systems, Software Engineering, or Data Science.
Information Systems Security Engineer (ISSE) Helm Point SolutionsInformation Systems Security Engineer (ISSE)Maryland$130,000–$270,000 / yearWe’re seeking experienced Information Systems Security Engineers (ISSEs) to support vital intelligence operations that directly impact national security. Helm Point Solutions is a woman-owned cybersecurity and physical security firm supporting the nation’s most critical systems and infrastructure.
Information Technology Solutions Architect ExpediteInfoTech, IncInformation Technology Solutions ArchitectRockville, MDTechnical Depth: Deep expertise in writing solutions for multiple Cloud (AWS/Azure), Cybersecurity, AI/ML, RPA, Oracle Federal Financials, Microservices, and modern dev stacks (Java, NET, Python). You will be the architect behind winning proposals (RFI/RFP, etc .) and the technical lead for scalable, secure solutions in Cloud Modernization, Cybersecurity, AI/ML, and Enterprise Platforms .
NewLead Systems Engineer Leidos Holdings IncLead Systems EngineerGaithersburg, MD$87,100–$157,450 / yearPrimary Responsibilities: Develop low-level infrastructure designs from approved architectural concepts, including rack elevation drawings, wiring lists, port/patch-panel assignments, cable schedules, and bills of material. Preferred Qualifications: Experience with AI-assisted engineering workflows and tool-building (e.g., Claude Code, Copilot, custom automation leveraging large language models for documentation generation, validation, or data extraction).
Senior Systems Engineer (Top Secret) Revolutional, LLCSenior Systems Engineer (Top Secret)Bethesda, MD$150,000–$180,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. We are seeking a highly experienced and technically proficient Senior Systems Engineer to manage, optimize, and secure critical enterprise infrastructure at the Dept of State in Washington, DC.
Lead Identity Access Management (Iam) Engineer/Architect Financial Industry Regulatory Authority, Inc.Lead Identity Access Management (Iam) Engineer/ArchitectRockville, MDFINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.
Systems Engineer-TS/SCI with Poly CACISystems Engineer-TS/SCI with PolyLaurel, MarylandTechnical leadership is central to the role, as systems engineers are responsible for harmonizing requirements, design, and technology—making sure that new plans, designs, and systems are successfully integrated into ongoing operations. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Systems Engineer ArdentSystems EngineerSuitland, MDThe ideal candidate will possess deep systems engineering expertise, experience supporting complex IT environments, and a strong understanding of systems architecture, Agile methodologies, and solution design. Our teams support the federal government’s most critical national security and defense priorities, helping protect the nation, strengthen resilience, and advance the technologies and capabilities that keep America secure.
Application Engineer - Data Center, Hyperscale Systems Design Eaton CorporationApplication Engineer - Data Center, Hyperscale Systems DesignHanover, MDRemote$167,250–$245,300 / yearThis position is responsible for working with hyperscale principal design, product and reliability engineering teams to develop Eaton solutions for current and future data center distribution systems needs, medium voltage to rack level power. Experience in working with products and applications such as three-phase UPS systems, power distribution units, static transfer switches, remote power panels, power monitoring products (including metering and software), and power control products.
DevSecOps Solution Architect AnalyticaDevSecOps Solution ArchitectCamp Springs, MDIn this role, you are responsible for enabling DevSecOps solutions across multiple technical areas, build and mentor high-performing cross-functional teams, and collaborate closely with federal stakeholders and leaders. Work closely with developers and engineers to develop applications architectures, align development plans, and to ensure effective integration among information systems and the IT infrastructure.
Appian Architect AkimaAppian ArchitectNorth Bethesda, MD$175,000–$190,000 / yearInfrastructure Team Collaboration: A core responsibility of this role is the ability to work effectively and professionally with the agency's specialized infrastructure teams, including: + Firewall & Network Team: Coordinate the opening of firewall rules, whitelisting of endpoints, and network segmentation changes required to support Appian integrations, outbound/inbound service calls, and cloud connectivity. This role requires a blend of deep technical expertise in Appian, cloud infrastructure, and enterprise IT — combined with strong leadership skills and the ability to collaborate across a broad ecosystem of specialized infrastructure and security teams.
Systems Engineer (Cleared) Blue Sky Innovative SolutionsSystems Engineer (Cleared)Fort Meade, MDThis role blends enterprise systems engineering with COMSEC subject matter expertise advising the Government and the Cloud Service Providers on secure circuit connections, authorizations, and tactical edge integration. Blue Sky Innovative Solutions (Blue Sky) assists its federal, state and local, and commercial clients with solving their toughest challenges in the areas of IT Infrastructure Support and Engineering; Application Development and Maintenance; Program and Project Management; and Management Consulting.