9,539 Results for

Senior Security Jobs in Ellicott City, MD

Jobs

Senior Legal Counsel- Government Contracts Jobot

Tysons, VA

$200,000–$300,000 / year
Quick Apply

The organization is interested in connecting with experienced attorneys who bring a strong combination of government contracting, regulatory compliance, commercial contracting, executive counseling, and legal leadership experience. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

Today

Senior Accountant Jobot

Darnestown, MD

$100,000–$110,000 / year
Quick Apply

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. The Senior Accountant will be responsible for maintaining financial reports, records, and general ledgers; preparing and analyzing budgets; and performing general bookkeeping.

Today

Sr. Delivery Consultant, WWPS ProServe Amazon Web Services, Inc.

Jessup, MD

AWS Professional Services is looking for a Delivery Consultant with hands-on cloud architecture and implementation experience, strong AWS knowledge, and the ability to work directly with customers to turn complex requirements into production-ready solutions. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

30+ days ago

Senior AFSIM Analyst Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Collaborate with our software development teams on improving our customized tools, including designing efficient representations for large datasets, testing accurate interactions across interdependent algorithms, and automating production analysis pipelines. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

1 day ago

Senior Air-to-Air Modeling and Simulation Analyst Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Develop, evaluate, and analyze tactics and concepts of employment for ground breaking technologies such as air platforms, sensors, countermeasures, and weapons including manned-unmanned vehicles.

2 days ago

Senior Consultant (Top Secret Clearance) Appian

McLean, VA

$100,000–$200,000 / year
Full time
Quick Apply

Growth Opportunities: Appian provides a diverse array of growth and development opportunities, including our leadership program tailored for new and aspiring managers, a comprehensive library of specialized department training through Appian University, skills based training, and tuition reimbursement for those aiming to advance their education. These groups help employees build stronger internal and external networks by planning social, educational, and outreach activities to connect with Appianites and larger initiatives throughout the company.

3 days ago

Senior Consultant (TS/SCI) Appian

McLean, VA

$100,000–$200,000 / year
Full time
Quick Apply

3 days ago

Senior Nuclear Surety Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Serve as the Lab’s focal point and thought leader for nuclear surety engineering with emphasis on leveraging and implementing systems engineering principles to enhance strategic systems nuclear surety design and modifications. Are you interested in applying technical leadership, innovation, system engineering skills, and specialty nuclear surety expertise toward the difficult critical challenges of ensuring the safety and security of this nation’s most critical defense systems?.

Today

Space Science Instrumentation – Senior Opto-Mechanical Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Our programs support NASA's science portfolio, including missions such as Parker Solar Probe, DART, Europa Clipper, Dragonfly, and future flagship missions, while also advancing innovative technologies and operational capabilities for Department of War and other national security space missions. We are seeking a Mechanical Engineer ready to take on new challenges as part of our team leading the design, development, integration, and delivery of spaceflight hardware for both civil space exploration and national security missions.

Today

Senior System Realization and Resilience Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

You will participate as a systems engineer on various projects, studies, and technical working groups focusing on requirements development, analysis, concept/technology development, acquisition, test planning and execution, system evaluation, and risk assessments across the program lifecycle. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

1 day ago

Senior Software Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Model and apply solid engineering practices around architectural design, testability, scalability, and maintainability, including modular development, design patterns, and effective integration of AI-assisted development into team workflows. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

2 days ago

Senior Reliability Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

FMEA, FMECA, Reliability Block Diagrams, Fault Tree Analysis, Probabilistic Risk Assessment and so forth) to quantify risk and inform program decisions in early concept development, acquisition, requirements analysis, design, test and evaluation, and sustainment. You will participate as a reliability SME in various projects, studies, and technical working groups focusing on requirements development, analysis, concept/technology development, acquisition, risk assessments, test planning and system evaluation.

1 day ago

Senior Spacecraft Thermal Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Conduct and communicate thermal design trade studies that balance performance margins, resource use, risk, cost, and schedule, and present thermal engineering results at peer reviews, design reviews, and other major technical reviews. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

1 day ago

Senior Embedded Systems & Hardware-in-the-Loop Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

The Electro Optical Seeker and Infrared Systems group (A1F) of the Air and Missile Defense Sector (AMDS) is seeking a Senior Embedded Systems & Hardware-in-the-Loop Engineer to lead the architecture and implementation of complete embedded systems, custom electronics hardware, FPGA firmware, real-time embedded software, and sophisticated HWIL test systems. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

4 days ago

Senior Metallurgist – Alloy Design & Advanced Manufacturing Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Use computational thermodynamics and materials modeling tools such as Thermo-Calc/CALPHAD to explore composition space, predict phase stability and transformations, and guide experimental alloy development. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

2 days ago

Senior Wireless Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Have deep theoretical and practical knowledge of digital communications and signal processing, with demonstrated expertise in several areas such as statistical signal processing, detection and estimation, receiver design, synchronization, modulation/demodulation, or channel coding. Have experience applying artificial intelligence or machine learning to wireless signal detection, classification, characterization, or reverse engineering, or developing automated or agentic workflows for complex signal-analysis problems.

1 day ago

Senior C++ Software Engineer - Multi-Mission Planning Development Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

In A5C, we develop and deploy advanced planning capabilities and solutions directly into the hands of the warfighter, empowering them to design dominant defenses for maximum performance across multiple simultaneous multiple missions, multiple services, and multiple command echelon planning levels and domains. Are you passionate about applying your talents to address the difficult challenges facing our warfighters such as Operationalizing Artificial Intelligence to support Achieving Robust Homeland and Theater Defenses, Accelerating Warfighting Capabilities in INDOPACOM, or Enabling Space Superiority? .

3 days ago

Senior Navigation Analyst Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Join a highly talented and motivated team of mathematicians, engineers and physicists focused on navigation error analysis with many opportunities to collaborate with other innovative experts from a variety of technical fields. Apply this knowledge to model the errors in various navigation systems and be part of a team determining their impact on tactical and strategic mission objectives as we also investigate methods to mitigate their influence.

Today

Senior Wireless Reverse Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Have deep knowledge of digital communications, signal processing, software-defined radio receiver design, modulation/demodulation, synchronization, channel coding, statistical signal processing, or detection theory. Have extensive experience with reverse-engineering platforms such as Ghidra, IDA Pro, Binary Ninja, or similar tools and with reverse engineering embedded devices, communications firmware, or wireless protocols.

1 day ago

Senior Missile Defense Systems Modeling and Analysis Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

You will contribute to a dynamic group culture to uphold core values through participation in collaborative teams and activities, as well as a dedication to continual improvement, innovation and risk-taking, and developing high quality products. Are you looking for exciting opportunities to lead efforts to model, analyze, and develop state of the art concepts in integrated and layered missile defense involving kinetic and non-kinetic capabilities?.

4 days ago

Get noticed by top employers!

Upload your resume to let employers know you're open to Senior Security job opportunities. Plus, receive relevant job recommendations in your inbox.

Create A Free Account

Senior Security Jobs in Ellicott City, MD

Senior Legal Counsel- Government Contracts Jobot

Senior Accountant Jobot

Sr. Delivery Consultant, WWPS ProServe Amazon Web Services, Inc.

Senior AFSIM Analyst Johns Hopkins Applied Physics Laboratory (APL)

Senior Air-to-Air Modeling and Simulation Analyst Johns Hopkins Applied Physics Laboratory (APL)

Senior Consultant (Top Secret Clearance) Appian

Senior Consultant (TS/SCI) Appian

Senior Nuclear Surety Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)

Space Science Instrumentation – Senior Opto-Mechanical Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior System Realization and Resilience Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Software Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Reliability Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Spacecraft Thermal Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Embedded Systems & Hardware-in-the-Loop Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Metallurgist – Alloy Design & Advanced Manufacturing Johns Hopkins Applied Physics Laboratory (APL)

Senior Wireless Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior C++ Software Engineer - Multi-Mission Planning Development Johns Hopkins Applied Physics Laboratory (APL)

Senior Navigation Analyst Johns Hopkins Applied Physics Laboratory (APL)

Senior Wireless Reverse Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Missile Defense Systems Modeling and Analysis Engineer Johns Hopkins Applied Physics Laboratory (APL)

Similar Job Searches