UNKNOWN

FEED

Leidos is seeking an experienced Principal Cloud Systems Engineer to join our Defense Enclave Services (DES) team, who will support an extensive digital modernization program critical to Defense Information Systems Agency (DISA) and Department of Defense (DoD) Fourth Estate Agencies. November 2, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Principal Cloud Systems Engineer

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FULL_TIME

This role focuses on traffic management, application delivery, system availability, and the engineering and administration of F5 technologies across multiple data centers. An experienced F5 engineer with strong hands-on enterprise traffic management, network troubleshooting, application delivery, and secure infrastructure experience.

DAn Solutions

F5 Systems Engineer

Talent Acquisition

We leverage the latest technology innovations and proven approaches to better serve the mission and support the DHS, DOJ, and DoW workforce, customers, and programs, regardless of scale or complexity. ITC Federal, LLC (ITC) connects technology advancements in automation and AI, customer experience, and financial services to solve government mission challenges, enabling smoother operational efficiency and bolstering national security.

ITC Federal, Inc.

Systems Engineer

[AW]-iCims

This role is central to the design and development of our satellite fleet's Linux-based networking capabilities, with a specific focus on networking subsystems; general embedded computing knowledge is also crucial, since there are RTOS platforms in our stack that are not Linux. Own the networking subsystem architecture for satellite flight software, including protocol stack implementation, network driver development, and link-layer communication.

AST SpaceMobile

Principal FSW Engineer

GreenHouseAPI

YEAR

This position will interact daily with partner entities and provide hands-on systems engineering support involving system administration, troubleshooting, software deployment, telecommunications network configuration, data-flow validation, and collection systems. Capabilities: Manage system requirements and derived requirements to support delivery of production systems compatible with defined system architectures, including Department of Defense Architecture Framework (DoDAF) and Service-Oriented Architecture (SOA) .

Wyetech

System Engineer L0

partner JazzHR

Position Overview: As the engineering team lead, you will provide technical direction, coordinate a team of engineers, prioritize engineering efforts, and ensure successful delivery of mission-critical capabilities, dirving the engineering strategy supporting both contemporary IP Video systems and integration with legacy UC services and endpoints, ensuring compliance with government directives and guidelines. Provide Engineering/Tier III troubleshooting and sustainment across UC video infrastructure — spanning legacy platforms (Cisco VCS/Expressway, Poly/Cisco endpoints) and modern solutions (Pexip Infinity, Microsoft Teams CVI).

By Light Professional IT Services LLC

Sr. Unified Communication Engineer

ADAPTED_NOW

5+ years of combined experience with Computer Network Operations (CNO)/ Computer Network Exploitation (CNE)/ Computer Network Defense (CND) platforms, cyber training, validation exercises, and working with cyber protection teams (CPTs), including planning, coordinating, and execution. The successful candidate possesses hands-on experience in both Windows and Linux systems, virtualized infrastructures, and cybersecurity tools, with the ability to develop, deploy, and troubleshoot complex training scenarios.

By Light Professional IT Services

Cyber Range Engineer

Ivy Exec

The Connectivity Engineer will provide advanced engineering support for enterprise network infrastructure, including Wide Area Networks (WAN), Campus Area Networks (CAN), Data Center Networks (DCN/DCI), Network Security (NETSEC), and tactical networking environments. As a Connectivity Engineer, you will play a key role in designing and optimizing high-performance network solutions while collaborating with systems engineers, cybersecurity teams, and mission stakeholders to ensure secure, reliable, and scalable connectivity across the enterprise.

Omniscius Consulting

Connectivity Engineer

As the Security Engineering Architect Lead, your job is to provide technical security expertise in our cloud and on-premise infrastructure with focus on leading teams through the Risk Management Framework to system ATOs across multiple domains. Responsibilities: Provide management oversight and coordination of DTP Security Team across multiple Task Orders with a focus on streamlining ATO management processes with engineering solutions and best practice efficiencies.

Founded in 2009 and headquartered in McLean, VA, Xcelerate Solutions (www.xceleratesolutions.com) is one of America’s fastest growing companies, being named to the Inc. 5000 List in both 2014 and 2015. With an ISO 9001 certified quality management system, an ISO 27001 certified information security management system, and delivery processes assessed at CMMI® Level 3, Xcelerate is committed to service delivery excellence. Our ability to integrate security solutions, business processes, enterprise technology, and project management enables us to deliver solutions that solve problems and accelerate results for our clients. Xcelerate’s culture is defined by our diversified workforce of dynamic and versatile professionals, supported with growth and development opportunities that contribute to their continued success. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal’s “50 Best Places to Work” list.
 
Xcelerate Solutions is an Equal Employment Opportunity/Affirmative Action Employer. We evaluate qualified applicants without regard to race, color, religion, sex, national origin, disability, Veteran status, sexual orientation, or other protected characteristic. In accordance with EO 13665 Final Rule, Xcelerate Solutions will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.
 
Applicants selected must be able to possess and maintain a government clearance as required for access to classified information. 
US CITIZENSHIP REQUIRED

Xcelerate Solutions LLC

Security Architect - TS/SCI

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Xcelerate Solutions

Xcelerate Solutions Careers - Security Architect - Ts/Sci

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The division consists of administration staff, inspectors, resident engineers, and construction management professionals who collaborate to deliver high-quality construction services based out three main regions - Mid-Atlantic, Northeast and New York City. Associate's degree or technical school certification in electrical or other relevant technical curriculum, and 4+ years of qualifying engineering experience working in the engineering/design field.

Ramboll UK Ltd

Resident Engineer, Electrical

ERP International, LLC (www.erpinternational.com) is currently seeking a Full Time experienced Cloud Security & Zero Trust Architect to support enterprise cloud modernization, cybersecurity transformation, and secure digital service initiatives within large federal environments. The successful candidate will provide strategic and technical leadership across cloud security architecture, Zero Trust implementation, identity integration, security engineering, governance, and risk management activities.

ENTERPRISE RESOURCE PLANNING INTERNATIONAL, LLC

Cloud Security & Zero Trust Architect

Provide senior-level technical expertise in the design, implementation, and sustainment of highly available, scalable, and secure data center and enterprise network environments, including spine-leaf topologies, virtualized environments, and fabric networks. Provide technical support and leadership for network modernization and data center consolidation initiatives, helping to develop implementation approaches and ensuring assigned activities meet established technical, budgetary, and schedule requirements.

We are a team of visionary leaders who shift the paradigm to bring our customers game changing innovations and emerging technologies to strengthen their missions. As a Vision, Mission, and Driven company, VMD has been delivering information technology solutions to the Federal government in Agile Engineering, Cybersecurity, and Critical Infrastructure Protection since 2002.
Why Join VMD Corp?
At VMD you have the opportunity to thrive in your career and become a Game Changer. The quality and talent of our people is what drives the success of VMD. We embrace an employee-first culture and make it a priority to provide professional development opportunities that foster career growth. We help protect American Citizens and the nation’s most critical infrastructure by working alongside our customers and delivering game changing solutions to strengthen their missions. We believe our passion and commitment to achieve our customers' goals and solve their most critical challenges defines who we are. We don’t just dream big, we act on it – through teamwork, dedication, and resilience. Learn more about our Game Changing Culture here: <a href="https://youtu.be/Np4k2z_I4Xo">VMD Culture</a>

VMD Corp

Network Engineer – TS/SCI

Jobvite Talemetry Organic Easy Apply

A Bachelor’s degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years of experience providing Network Engineering support may be substituted for the Master's degree. Implement specific network solutions to support server requirements to include load-balancing, VPN’s, firewall contexts, Traffic Shaping Voice over IP (VoIP), GRE Tunneling, IP Security (IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate.

Power3 Solutions

Sr. Network Engineer (Cisco/VMware NSX/SDN)

Provides assistance in all aspects of network management from network design through implementation, maintenance, and upgrading of existing networks; Analyzesdesign, specifications, and related documents; Implements communication system requirements to support the distributed functionality of a software engineering environment; Analyzes network characteristics (e.g. As leading experts in their fields, our certified and highly experienced network, software development, IT support and security professionals are able to provide the necessary design, implementation, and consulting services to meet the demanding requirements of mission-critical .

Stratum Networks

Network Engineer III

A Bachelor’s degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years of experience providing Network Engineering support may be substituted for the Master's degree. Implement specific network solutions to support server requirements to include load-balancing, VPN’s, firewall contexts, Traffic Shaping Voice over IP (VoIP), GRE Tunneling, IP Security(IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate.

GD Information Technology

Network Engineer Sr Advisor

What You Will Be Doing: In this role, you will support Lockheed Martin's corporate-wide network infrastructure as well as acting as a Network Administrator providing operational, sustainment,and remediation activities to meet customer regulations and compliance directives. Lockheed Martin's ITxn NetOps team is hiring a Senior Network Engineer to support Enterprise Operations (EO) and other Business Areas unclassified network operations in Bethesda MD.

Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company that employs approximately 125,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
	Our Mission:&nbsp; We solve complex challenges, advance scientific discovery and deliver innovative solutions to help our customers keep people safe and provide them essential services. 
	
	Our Vision:&nbsp;Be the global leader in supporting our customers to strengthen global security, deliver citizen services and advance scientific discovery.
	Our Values:
	
	<li style="margin: 0px 0px 0px 15px;">Do What's Right</li>
	<li style="margin: 0px 0px 0px 15px;">Respect Others</li>
	<li style="margin: 0px 0px 0px 15px;">Perform With Excellence</li>

Lockheed Martin Corporation

Network Engineer Sr - Bethesda MD

DevOps Engineer - Level 2. Four (4) years of experience with software and system deployments, Linux system administration, containerization, cloud deployments, and DevSecOps Recent experience within the last three (3) years with Kubernetes Recent experience within the last three (3) years with cluster orchestration Recent experience within the last three (3) years with containerization Experience providing Tier I/II technical support, including incident management, troubleshooting, escalation, and resolution tracking Experience administering and troubleshooting Linux environments, including RHEL and CentOS Experience with Docker and containerized applications Familiarity with scripting languages such as Python and Bash Experience supporting cloud deployments and security-focused DevOps practices Experience diagnosing technical issues using established knowledge bases, incident models, and troubleshooting procedures Experience documenting technical issues, troubleshooting steps, and resolutions Ability to provide 24/7 call-in support for critical operational system issues Ability to work rotating 12-hour shifts in a 24/7/365 operational environment, with shifts beginning at 5:00 AM and 5:00 PM on a two-week rotation. Experience providing Tier I/II technical support in an operational or enterprise environment Experience monitoring systems, identifying technical issues, and performing initial troubleshooting Experience using ticketing systems to document, categorize, prioritize, and track incidents Experience troubleshooting common technical issues, including account access, password resets, system navigation, and known errors Experience escalating unresolved incidents and coordinating with higher-level technical support teams Experience communicating incident status and resolution updates to operational users Experience documenting troubleshooting procedures, technical issues, and resolutions Ability to work rotating 12-hour shifts in a 24/7/365 operational environment, with shifts beginning at 5:00 AM and 5:00 PM on a two-week rotation.

Legato Corporation

DevOps Engineer (Shift Work) (I-0/1)

Software engineers that succeed here have the drive to learn and employ different languages and technologies as tasks requires, including formalized systems engineering and system design principles. We expect our engineers to have versatile skills and the motivation to work on all aspects of a project, including concept development, algorithm design, software implementation, and testing.

Johns Hopkins University Applied Physics Laboratory LLC

Software Systems Engineer

GRVTY seeking experienced Software Engineers to develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project. The engineer will be heavily involved with the creation, maintenance, and running of Pig and or PySpark analytics and is responsible for reviewing data ingest tickets and merge requests with other developers on the team.

Security Engineer Jobs in Maryland

Principal Cloud Systems Engineer Leidos

F5 Systems Engineer DAn Solutions

Systems Engineer ITC Federal, Inc.

Principal FSW Engineer AST SpaceMobile

System Engineer L0 Wyetech

Sr. Unified Communication Engineer By Light Professional IT Services LLC

Cyber Range Engineer By Light Professional IT Services

Connectivity Engineer Omniscius Consulting

Security Architect - TS/SCI Xcelerate Solutions LLC

Xcelerate Solutions Careers - Security Architect - Ts/Sci Xcelerate Solutions

Resident Engineer, Electrical Ramboll UK Ltd

Cloud Security & Zero Trust Architect ENTERPRISE RESOURCE PLANNING INTERNATIONAL, LLC

Network Engineer – TS/SCI VMD Corp

Sr. Network Engineer (Cisco/VMware NSX/SDN) Power3 Solutions

Network Engineer III Stratum Networks

Network Engineer Sr Advisor GD Information Technology

Network Engineer Sr - Bethesda MD Lockheed Martin Corporation

DevOps Engineer (Shift Work) (I-0/1) Legato Corporation

Software Systems Engineer Johns Hopkins University Applied Physics Laboratory LLC

Software Engineer 1 Verite Group, Inc.

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