771 Results for

Principal Systems Engineer Jobs in Odenton, MD

Jobs

Baltimore, MD

$130,000–$156,000 / year

Along with security platform mastery in more than one platform area (IDS/IPS, firewall/WAF, access and identity, malware defense, threat modeling, exposure management, among others), the Principal Cybersecurity Engineer is formally trained in enterprise IT design and architecture practices. The Principal Cybersecurity Engineer has a demonstrated mastery in multiple security and non-security technology platforms, with the ability to both lead and advise on the overall designs and strategies of both security and non-security technologies.

2 days ago

Arlington, VA

$131,300–$237,350

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . April 27, 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.

8 days ago

Arlington, VA

$131,300–$237,350

Implement software release version control, provide release management support throughout a software product's life cycle (initial software development through promotion to Test, QA and Production Environments), ensuring the consistency and reliability of software builds. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .

8 days ago

Middle River, MD

$127,800–$142,000

The Technical Sales Manager (TSM) provides building-systems knowledge & development/design expertise in support of sales efforts for Energy Efficiency focused Infrastructure Renewal and Building Upgrade & Improvement projects. Bachelor's degree in Mechanical Engineering and 8-years of project development or sales engineering experience developing facilities-based or building infrastructure projects or equivalent combination of education and relevant experience.

4 days ago

Annapolis Junction, MD

$131,300–$237,350

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. Seeking an experienced and talented software developer to join an existing team that develops and manages software products and tools integral to discovering new mobile data related to the mission.

8 days ago

Gaithersburg, MD

$131,300–$237,350

As a member of a large-scale, Scaled Agile software development organization, you will play a central role in shaping next-generation air traffic automation capabilities by bridging mission needs, systems engineering rigor, and Agile software delivery. Leidos is seeking a Principal Software Architect to join the Air Traffic Business Area within the Homeland Sector , supporting the development of the Leidos Common Automation Platform (L-CAP) and Common Baseline.

8 days ago

Multiple Locations

Full time

BGP proficiency across diverse platforms including Azure VWAN, Arista, Aruba, AWS Transit Gateway, Virtual Network Gateways, VPNs, and Palo Alto. This position typically operates as a team of one, but for larger initiatives you’ll coordinate with engineers borrowed from DevOps, Network Security, and other teams for periods ranging from weeks to months.

14 days ago

Baltimore, MD

$108,800–$163,200 / year

Roles & Responsibilities: Work with a skilled team of experienced former military test pilots, system software and hardware experts, and other flight test professionals integrating and testing advanced sensor systems on board highly modified experimental aircraft. This includes electrical systems interface definition, design, electrical system integration, electrical system verification & validation test support, cost & risk analyses, and supportability & effectiveness of the system under test.

13 days ago

Annapolis Junction, Maryland

We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. A PhD in a Qualified Engineering Field or a related discipline from an accredited college or university plus eighteen (18) years of systems engineering experiencePossess Storage experience.

30+ days ago

$87,600–$137,600 / year

For Principal Systems Engineer: Bachelor's degree in a STEM discipline and 5 years of relevant experience; Master's degree and 3 years of relevant experience; PhD and 0 years of relevant experience. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.

3 days ago

Annapolis Junction, Maryland

Required Skills: Specialized expertise in logical architecture assessment, quantum algorithm simulation, architecture-aware performance modeling, ISA/compiler analysis, and system-level benchmarking is required to assess algorithms of interest on a functional representation of a target quantum system. This expertise is needed to generate credible performance estimates, identify capability gaps in proposed architectures and simulation capabilities, connect architectural assumptions to algorithm outcomes, and support mission-informed assessment of system capability.

16 days ago

$87,600–$131,400 / year

Northrop Grumman Space Systems is a strategic partner specializing in delivering intelligence, surveillance, and reconnaissance solutions for classified and unclassified missions in space. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions.

2 days ago

Baltimore, MD

$108,800–$163,200 / year

Daily activities may consist of test plan development, operation of a Hardware-in-the-Loop (HWIL) digital test bench for data collection, analysis of test data, development of data analysis tools, mentoring of junior engineers, and the presentation of analysis results. Northrop Grumman Mission Systems' Baltimore and Partnered Sites (BaPs) division is seeking a Principal / Senior Principal Electronic Warfare (EW) Systems Engineer to join our team of qualified, diverse individuals at our Baltimore, MD campus.

13 days ago

Annapolis Junction, MD

$7,000–$20,000 / year
Full time

With a proven track record in information security, project management, systems/network engineering, security risk management, vulnerability assessments, and mobile security implementation; our employees have the experience, expertise, and innovative thinking our customers need for results that exceed expectations. Founded in 2007, Columbia Technology Partners is Woman-Owned, Service-Disabled Veteran Owned Small Business with a specialization in technology and management consulting committed to solving intricate and sensitive technology issues facing corporations and federal agencies.

30+ days ago

$108,800–$163,200 / year

2 days ago

$105,400–$158,000 / year

2 days ago

Laurel, MD

You will also work with network, storage, and server personnel to define new or modified solutions to complex problems; respond to requests for new systems to meet capacity and user requirements; and install and administer user desktops for specific critical user-access systems. Configure and manage Windows operating systems, VMWare and installs/loads operating systems software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.

23 days ago

Fort Meade, MD

Bachelor's degree or advanced degree in computer science, information systems, engineering or other related discipline plus at least 15 years of systems engineering experience. We provide fresh alternatives to ordinary, mainstream consulting firms through small, highly skilled, and hand-picked teams that can meet clients' needs in any industry.

30+ days ago

Washington, DC

$130,000–$215,000 / year

Responsible for higher-level product line architecture and providing guidance and oversight to multiple development teams working on different products or technologies to ensure the technologies interoperate or connect to each other appropriately. The Leonardo DRS Naval Electronics business provides leading naval computing infrastructure, network and data distribution and middleware enterprise services, as well as world-class manufacturing and support capabilities.

3 days ago

Fort Meade, MD

You will need to be able to understand/learn the data flows between systems; and learn how data is transformed, checked and manipulated to support dissemination adjudicators in getting the information and artifacts needed to verify that described controls and interfaces meet policy, oversight and compliance requirements, as well as any requirements specifically levied by the adjudicating body. We provide fresh alternatives to ordinary, mainstream consulting firms through small, highly skilled, and hand-picked teams that can meet clients' needs in any industry.

14 days ago

Fulton, MD

Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is an industry leader in the development of command and control software systems and operates in a dynamic, complex, fast-paced business environment with both commercial and Government customers, including a mix of domestic and international pursuits and programs. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.

30+ days ago

Baltimore, MD

$135,800–$203,600 / year

What You'll Get to Do: Lead Acceptance Test Execution - Plan, schedule, and execute system level acceptance tests; maintain the System ATP plan and procedures; ensure resources (personnel, facilities, equipment, test assets) are available and aligned with production build plans and program milestones. Cross Functional Leadership - Act as the primary interface for Production Program Managers, Technical Leadership (Chief Engineer, System Architect, SEIT Lead), Integration & Test SMEs, and Quality/Mission Assurance.

3 days ago

Columbia, Maryland

We are seeking an innovative and analytical Systems Engineer to join our research and development team focused on the future of cloud-native architectures, specifically Content Delivery Networks (CDNs). We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat.

30+ days ago

Fulton, MD

Serve 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.

30+ days ago

$108,800–$163,200 / year

We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. Progressing past analysis and design, Northrop Grumman Systems Engineers also support the integration of sensor modes and trackers from digital simulation environments to sensor labs to our on-site fleet of specially modified test aircraft.

2 days ago

$135,800–$203,600 / year

2 days ago

Fulton, MD

Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is an industry leader in the development of command and control software systems and operates in a dynamic, complex, fast-paced business environment with both commercial and Government customers, including a mix of domestic and international pursuits and programs. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience.

30+ days ago

$154,050–$278,475 / year

As a Principal 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. Bachelor of Science degree from an accredited university ideally in Computer Science, Information Assurance, Information Security System Engineering or related field with a minimum of 20 years of experience as an Information Systems Security Engineer (ISSE) or System Engineer on programs and/or contracts with the customer space.

10 days ago

Bethesda, MD

$131,300–$237,350 / year

Working in a hybrid cloud/on-prem mission environment, the engineer will support integration of Linux and Windows hosted mission systems with the endpoint security product and maintaining the scan policies to ensure proper protection of mission systems from external threats. 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.

30+ days ago

Bethesda, MD

$131,300–$237,350 / year

Original Posting:January 20, 2026For 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. 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.

30+ days ago

$183,381–$193,409 / year

ROLE AND POSITION OBJECTIVES: As a Senior-Level Systems Engineer for CISR, youll be a lead member of cross-functional hardware and system design teams responsible for the realization of complex computing and communications systems. General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation.

30+ days ago

Alexandria, VA

$115,400–$192,300 / year

RELX INC is seeking a Principal Software Engineer in Alexandria, Virginia, to design and implement complex search and retrieval systems. With a focus on enhancing user experiences, the position requires strong skills in distributed systems and data processing technologies.

1 day ago

$154,050–$278,475 / year

Job Summary The Principal Systems Engineer serves as a senior technical authority leading the design, integration, testing, deployment, training, and sustainment of packet-based hardware and software systems utilizing Commercial Off-The-Shelf (COTS) and Government Off-The-Shelf (GOTS) products. The program supports a complex and evolving mission where experienced cleared professionals work side-by-side with the customer to architect, integrate, modernize, and optimize systems that directly drive operational outcomes.

30+ days ago

Newington, VA

$140,000–$175,000 / year

Keywords: Systems Engineer, Principal Systems Engineer, VDI, Virtual Desktop Infrastructure, Omnissa Horizon, VMware vSphere, PowerShell, FSLogix, Wyse, Thin Clients, DISA STIG, Image as Code, HashiCorp Packer, Liquidware, Stratusphere, FlexApp, Active Directory, Endpoint Security, TS/SCI, Cleared Jobs, DoD, Department of Defense, Secure Systems Engineering. As a Systems Engineer Principal, you will play a critical role in designing, sustaining, and optimizing the customer's Virtual Desktop Infrastructure (VDI) environment, directly contributing to mission success in a fast‑paced, high‑expectation operational setting.

30+ days ago

Baltimore, MD

$108,800–$163,200 / year

We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. Integrate MS&A with operational flight software, collecting and analyzing data from laboratory or flight tests, the verification and validation of simulation performance against flight test data, and formally verifying that the models meet specified requirements.

30+ days ago

Springfield, VA

for description visit the url https://jobs.baesystems.com/global/en/job/BAE1US126790BREXTERNAL/Principal-Systems-Engineer-(Onsite).

8 days ago

Has expertise in multiple operating systems and is responsible for configuration, patch management, troubleshooting, all versions and sub-version upgrades, and all aspects of the availability of servers and systems. This position provides enterprise Microsoft systems engineering and management support, ensuring the configuration, security, performance, and availability of servers and enterprise systems across the environment.

20 days ago

Annapolis, MD

$108,800–$163,200 / year

Basic Qualifications Senior Principal Mechanical Systems Engineer: BS degree in Engineering (Mechanical Engineering, Ocean Engineering or equivalent STEM) and a minimum of 8 years of experience or MS degree with 6 years of experience. Basic Qualifications Principal Mechanical Systems Engineer: BS degree in Engineering (Mechanical Engineering, Ocean Engineering or equivalent STEM) and a minimum of 5 years of experience or MS degree with 3 years of experience.

30+ days ago

$162,400–$203,000 / year

MITRE Technology and Engineering's Systems Engineering Division delivers innovative, multidisciplinary systems engineering solutions that address complex national security challenges and advance mission outcomes for sponsors across the federal government. Collaborate across the Systems Engineering Division and MITRE technical community to integrate expertise in systems engineering, digital engineering, modeling and simulation, communications, data analytics, and operational analysis to support Army mission outcomes.

30+ days ago

$154,050–$278,475 / year

Provide technical support for the development, engineering, interfacing, integration, and testing of specific components of complex hardware/software systems to include requirements elicitation, analysis and functional allocation, conducting systems requirements reviews, and performing technical/non-technical assessments. Primary Responsibilities: Perform cybersecurity high assurance evaluation activities to include reviews of security evaluation documents and other high assurance artifacts/documents for devices undergoing certification and assessment, to ensure devices meet security requirements.

30+ days ago

Annapolis, MD

$108,800–$163,200 / year

Essential Functions: Perform naval architectural roles associated with underwater vehicle system design including requirements and operations analysis, conceptual vehicle design, pressure hull sizing, variable ballast assessment, basic hydrodynamic analysis, energy system sizing, propulsion/propulsor design, weight, equilibrium, stability, and trim calculations and tests, and auxiliary systems design. Basic Qualifications for a Senior Principal Mechanical Systems Engineer (Naval Architect): BS degree in Naval Architecture, Ocean Engineering, or STEM equivalent and a minimum of 8 years of experience in the design, testing and/or operation of marine vehicles or MS degree with 6 years of experience.

30+ days ago

$105,400–$158,000 / year

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions. Northrop Grumman Space Systems is a strategic partner specializing in delivering intelligence, surveillance, and reconnaissance solutions for classified and unclassified missions in space.

2 days ago

Annapolis Junction, MD

Must possess in-depth knowledge of cloud networking concepts such as VPCs, subnets, transit gateways, transit gateway attachments, transit gateway route tables, Direct Connect, and peering. Provide administration, troubleshooting, and general support for Windows Server 2022 environments, Windows 10/11 client systems, and various Linux distributions (e.g., Rocky, CentOS, RHEL) within both cloud and on-premises.

30+ days ago

Washington, DC

Full time

21 days ago

Baltimore, MD

$98,900–$148,300 / year

What You'll get to Do: Join our Field Engineering Integration & Test team supporting the Surface Electronic Warfare Improvement Program (SEWIP) Block 3-an upgrade to the legacy AN/SLQ‑32 system that provides game‑changing, non‑kinetic electronic‑attack capability for the U.S. fleet. Northrop Grumman Mission Systems is looking for you to join our team as a Principal or Sr Principal Systems Field Test Engineer for a long term position traveling to Wallops Island, VA (up to 90% travel position to this location) -home office based out of the Baltimore, MD.

17 days ago

Fulton, MD

Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is an industry leader in the development of command and control software systems and operates in a dynamic, complex, fast-paced business environment with both commercial and Government customers, including a mix of domestic and international pursuits and programs. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience.

30+ days ago

Linthicum, MD

$135,800–$203,600 / year

Responsibilities include leading I&T analysis and tool development, coding/script development to analyze and interpret RF data for the purposes of debug/troubleshooting and system compliance assessment, support various test environments with different analysis needs, create/improve/operate custom SW tools during I&T and operational workflow. Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 3 years of experience in Electrical Engineering, Computer Engineering, Computer Science, Applied Physics, Applied Mathematics, or related technical fields.

30+ days ago

Baltimore, MD

$108,800–$163,200 / year

Basic Qualifications Principal Engineer Systems: Bachelors degree in electrical or mechanical engineering, or STEM-related degree, with 5 years of industry experience, or Masters degree and 3 years of industry experience. This IPT Lead will be required to lead an engineering team working to transition designs to production for a very important sector priority program with many time-critical elements and high management visibility.

2 days ago

$105,400–$158,000 / year

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidates experience, education, skills and current market conditions. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nations history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.

30+ days ago

Baltimore, MD

$135,800–$203,600 / year

We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. The Advanced EOIR team anticipates a near-term need for a Senior Principal Systems Engineer to work as a deputy technical lead for technical concepts and algorithm development work related to advanced electro-optical and infrared (EO/IR) sensing.

16 days ago

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Principal Systems Engineer Jobs in Odenton, MD

Principal Cybersecurity Engineer- Architecture OneMain Financial

Principal Software Engineer Leidos

Principal Software Engineer / Tech Lead Leidos

Principal Technical Sales Manager - Federal Engineer Projects Constellation Energy

Principal Software Engineer (SWE-4) Leidos

Principal Software Architect Leidos

Principal Network Engineer Infovision

Principal Systems Engineer / Sr. Principal Systems Engineer (Flight Test) Northrop Grumman Corp

Principal Systems Engineer GliaCell Technologies

Space Systems/ Principal Systems Engineer Northrop Grumman Corp

Principal Systems Engineer Swift

Space Payload Systems/Principal Systems Engineer Northrop Grumman Corp

Principal / Sr. Principal Systems Engineer - Electronic Warfare (EW) Northrop Grumman Corp

Principal Systems Engineer Columbia Technology Partners

Space Mission Ground Simulator - Principal / Sr Principal Systems Engineer Northrop Grumman Corp

Principal / Sr. Principal Space Payload Systems Engineer Northrop Grumman Corp

Principal Systems Engineer (Specialized Infrastructure Services) Themis Insight

Principal Systems Engineer (Computer Network Support - AI/ML) Themis Insight

Senior Principal Systems Engineer Leonardo DRS Inc

Principal Systems Engineer (Mission Management) Themis Insight

Principal Systems Engineer (ONSITE) RTX Corp

Sr. Principal Systems Engineer - ATP Lead Northrop Grumman Corp

Principal Cloud Systems Engineer GliaCell Technologies

Principal Systems Engineer (HYBRID) RTX Corp

Principal Systems Engineer - State Estimation and Target Tracking Northrop Grumman Corp

Senior Principal Systems Engineer - State Estimation and Target Tracking Northrop Grumman Corp

Senior Principal Systems Engineer (ONSITE) RTX Corp

Principal Information Systems Security Engineer Leidos Holdings Inc

Principal Endpoint Security Systems Engineer Leidos Holdings Inc

Principal Elasticsearch Systems Engineer Leidos Holdings Inc

Senior Principal Systems Engineer General Dynamics Corp

Principal Engineer, Scalable Vector Search Systems RELX

Principal Systems Engineer/SME Leidos Holdings Inc

Systems Engineer Principal Zp Group Llc

Principal / Senior Principal Radar Modeling Simulation Analysis Systems Engineer Northrop Grumman Corp

Principal Systems Engineer (Onsite) BAE Systems Plc

Principal Systems Engineer (Microsoft) DOJ NSD Active Top Secret Required ITC Federal

Principal or Sr. Principal Mechanical Systems Engineer Northrop Grumman Corp

Principal Systems Engineer Mitre Corp

Principal Cybersecurity Systems Engineer Leidos Holdings Inc

Principal or Sr. Principal Mechanical Systems Engineer (Naval Architect) Northrop Grumman Corp

Space RADAR Data Processing - Principal/Sr Principal Engineer Systems Northrop Grumman Corp

Principal Systems Engineer - Cloud and Infrastructure Shield Consulting Solutions

Principal Systems Engineer (Microsoft) - DOJ NSD - Active Top Secret Required ITC Federal, Inc.

Principal / Sr Principal Systems Field Test Engineer Northrop Grumman Corp

Senior Principal Systems Engineer/Analyst (ONSITE) RTX Corp

Payload AI&T Lead Sr. Principal Systems Engineer Northrop Grumman Corp

Principal/Sr. Principal Engineer Systems Northrop Grumman Corp

Space RADAR Tasking Model - Principal/Sr Principal Engineer Systems Northrop Grumman Corp

Senior Principal Systems Algorithm Engineer Northrop Grumman Corp

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