11,878 Results for

Senior Security Jobs in Avondale, MD

Jobs

Senior ISR Staff Officer Avalore

Arlington, Virginia

Provide strategic guidance to DoW customer to support interaction with Congress, including assisting in the drafting of testimony, drafting of responses to congressionally directed actions, and drafting appeals to related Congressional budget marks. Manage electronic file management on multiple systems (NIPR, SIPR, JWICs) to ensure proper file management according to NARA rules and regulations for file retention and management.

7 days ago

Senior Space ISR Staff Officer Avalore

Arlington, Virginia

7 days ago

Sr. Director, Profit & Loss (P&L) QinetiQ US

Lorton, Virginia

$225,000–$275,000 / year

Preferred Qualifications: Existing relationships with Capability Program Executives (CPEs), Army Futures Command, Combat Capabilities Development Command (DEVCOM), DHS components (CBP, USCG), USSOCOM, USAF Security Forces Center/AFLCMC, Army Research Laboratory (ARL), and the Joint Staff. The role combines hands-on program execution with customer engagement, business development, and capture strategy balancing the demands of mature sustainment contracts, cutting-edge research initiatives, and emerging technology delivery within a single, high-visibility portfolio.

30+ days ago

Security Officer - Alarm Signal Dispatcher Allied Universal

Sterling, VA

As a Dispatch Officer at a commercial real estate location, you will monitor alarm and access control activity, coordinate responses to security-related incidents, and maintain clear communication with onsite teams, visitors, and emergency personnel. As a Security Officer Alarm Signal Dispatcher in Sterling, VA, you will serve and safeguard clients in a range of industries such as Commercial Real Estate, and more.

23 days ago

Senior Federal Account Executive, Intelligence Community Horizon 3 AI, Inc

Washington, DC

Remote

$325,000–$380,000 / year

Working understanding of offensive security and cyber operations concepts - penetration testing, attack paths, lateral movement, privilege escalation, Active Directory weaknesses, and the practical limits of scanner-based vulnerability programs - sufficient to lead a credible technical conversation with operators. Build and monetize relationships with cleared primes, systems integrators, and mission-capable delivery partners who hold the facilities, personnel, and operating authority to reach programs we cannot reach directly, and who can carry deployment and support inside classified environments.

30+ days ago

Sr. Computer Engineer ISSO Amentum

Washington

Support (prepare, review, and present) the Program Office's DoW Acquisition process in the development of the Objective Quality Evidence (OQE) (i.e. Cyber Security Strategy, GAO responses, Clinger Cohen Act, Cyber Test & Evaluation Strategy, etc.) for multiple programs, in compliance with SSP Regulations. Additional responsibilities include: In alignment with the Risk Management Framework (RMF), implement security controls, document security measures, oversee the security posture of information systems operating under Interim Authorization to Test (IATT), preparing authorization packages, and working with various stakeholders to ensure the system's security.

30+ days ago

Security Officer Part Time Reception Emergency Preparedness Allied Universal

Washington D.C., DC

As a Front Desk Security Officer, you will serve as a welcoming, professional presence at a busy location, supporting access control, visitor reception, and clear communication. What You'll Do: Provide customer service to clients and visitors by carrying out security-related procedures, site-specific policies, and, when appropriate, emergency response activities.

3 days ago

Senior Merchant Mariner Evaluation Specialist (Deck) U.S. Department of Homeland Security

Washington, DC

$106,437–$172,980 / year

If you meet the minimum qualifications, you will be placed in one of the following categories: Best-Qualified: Applicants possessing experience that substantially exceeds the minimum qualifications of the position & demonstrate high proficiency in all of the critical competencies, including all Selective Placement Factors (SPF) & appropriate Quality Ranking Factors (QRF) as determined by the job analysis. "Newly appointed" refers to the first appointment (regardless of tenure) as an employee of the Federal Government, an appointment following a break in service of at least 90 days from a previous appointment as an employee of the Federal Government, or, in certain cases, an appointment following a break in service of less than 90 days from a previous appointment as an employee of the Federal Government.

30+ days ago

Senior DevSecOps Engineer, Lead Credence

Tysons, VA

Quick Apply

Collaboration & Knowledge Sharing: Work closely with software developers, cybersecurity teams, and cloud engineers to integrate security and automation into the software development lifecycle (SDLC). This hybrid role requires expertise in DevSecOps best practices, cloud automation, security compliance, and continuous integration/continuous deployment (CI/CD) to enhance the security, scalability, and efficiency of mission-critical applications.

4 days ago

Senior Devsecops Engineer, Lead Credence

Tysons, VA

$170,000–$200,000 / year

3 days ago

Information Systems Security Officer | ISSO1 | TS/SCI w/ poly security clearance Power3 Solutions

Annapolis Junction, Maryland

Experience is to include at least one (1) of the following areas: knowledge of current security tools, hardware/software security implementation; communication protocols; and encryption techniques/tools. Employees receive 20 days of vacation/10 holidays built into hourly rate/ 5 days of Administrative leave (currently used for snow, jury, bereavement).

30+ days ago

Information Systems Security Officer L2 Unisity

Annapolis Junction, Maryland

Compensation will vary dependent upon factors including but not limited to: Government contract rates; education; relevant prior work experience, knowledge, skills, and competencies; certifications, and geographic location. Prepares and reviews documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs).

19 days ago

Security Guard Armed Patrol Allied Universal

Manassas, VA

As an Armed Patrol Officer at a residential location, you will conduct routine patrols, maintain a visible presence to help deter incidents, monitor access points, and support residents and visitors with professional customer service. Conduct regular and random patrols of residential buildings, common areas, parking areas, and perimeter locations to help identify unusual activity and help to deter unauthorized access.

9 days ago

Senior Operations Facilitation Manager Guidehouse Inc

McLean, VA

What You Will Do: The Senior Operations Facilitation Manager for Regional and State, Local, Tribal, and Territorial Partnerships will serve as a strategic advisor and coordination lead across regional partners, state, local, tribal, and territorial organizations, government cybersecurity stakeholders, technical teams, and other operational partners. The successful candidate will combine consulting, facilitation, and stakeholder-engagement skills with substantive experience in cyber threat intelligence, security operations center processes, cyber incident response, and intergovernmental cyber defense collaboration.

30+ days ago

Senior Federal Account Executive, DoD Horizon 3 AI, Inc

Washington, DC

Remote

Our CEO is a former CTO at U.S. Joint Special Operations Command, NodeZero is the offensive security engine behind the NSA Cybersecurity Collaboration Centers Continuous Autonomous Penetration Testing program, and the platform is assessed "Awardable" in the Department of Wars Platform One Solutions Marketplace and listed on the Tradewinds Solutions Marketplace. Working understanding of offensive security and defensive cyber operations concepts - penetration testing, attack paths, lateral movement, privilege escalation, Active Directory weaknesses, and the practical limits of scanner-based vulnerability programs - sufficient to lead a credible technical conversation with operators.

30+ days ago

Sr. Solutions/Presales Engineer - Federal BigID Inc

Washington, DC

$160,000–$190,000 / year

Experience with one or more of the following: RDBMS systems; NoSQL data stores (MongoDB, Cassandra, DynamoDB); Hadoop technologies (HDFS, Hive, HBase); or cloud technologies (AWS GovCloud, EMR, S3, DynamoDB, Redshift, Azure Government, Azure file and blob storage). Hands-on scripting and API skills - comfort with Python, Bash, and REST APIs to build custom integrations, automate POV environments, and troubleshoot in air-gapped or restricted networks without vendor support tooling.

30+ days ago

Senior Azure Cloud Architect Innosoft Corporation

Washington, District of Columbia

Remote

Architect advanced Azure networking across Virtual Networks, NSGs, UDRs, Private Endpoints, Load Balancer, Application Gateway, Azure Firewall, Front Door, Virtual WAN, ExpressRoute and VPN Gateway, including hub and spoke topologies and enterprise DNS strategy. Implement security, compliance and governance using Microsoft Defender for Cloud, Microsoft Sentinel and Key Vault with secret rotation, together with Azure Policy, Management Groups and Blueprints, applying Zero Trust principles across identity, network and data layers.

7 days ago

Senior Associate/Cybersecurity Consultant Due Diligence Advisory Forensic Services practice CRA International Inc

Washington, DC

$130,000–$152,500 / year

The ideal candidate demonstrates a strong advisory mindset, the ability to independently manage client conversations, and the capability to connect multiple cybersecurity domains-including identity and access management, endpoint security, vulnerability management, backup and recovery, email security, and asset management-into a cohesive and defensible security program assessment. The role will also work closely with CRA's incident response team to identify recurring risk themes and control gaps from active and recently closed matters, and help translate those observations into follow-on proactive engagements including gap assessments, tabletop exercises, resilience reviews, and broader security uplift efforts.

30+ days ago

Senior Systems Architect ECS Federal LLC

Washington, DC

$175,000–$195,000 / year

Everforth ECS is seeking a Senior Systems Architect who lives in close proximity to the National Capital Region (NCR) to join a premier, enterprise-scale cybersecurity program supporting a major federal civilian agency. Strong technical knowledge of cybersecurity deployment, functionality, and operation of security capabilities including SIEM, EDR, CDM, penetration testing, DevSecOps, Identity and Access Management, and AWS GovCloud systems.

30+ days ago

Senior Contracts Manager and Buyer University of Maryland

College Park, MD

$132,920–$159,504 / year

The position also develops and maintains procurement procedures, internal controls, and audit-ready documentation; manages procurement activity within University systems; supports audits and reporting requirements; and collaborates with stakeholders across ARLIS, Procurement & Business Services, Research Administration, Export Control, Security, and the Office of General Counsel to support complex acquisition requirements. The position ensures that all procurement actions comply with applicable federal regulations, including the Federal Acquisition Regulation (FAR), the Defense Federal Acquisition Regulation Supplement (DFARS), and Uniform Guidance (2 CFR 200), as well as State of Maryland procurement law, University System of Maryland Procurement Policies and Procedures, and University of Maryland procurement policies, while delivering responsive, mission-aligned acquisition support to research programs.

30 days ago

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Senior Security Jobs in Avondale, MD

Senior ISR Staff Officer Avalore

Senior Space ISR Staff Officer Avalore

Sr. Director, Profit & Loss (P&L) QinetiQ US

Security Officer - Alarm Signal Dispatcher Allied Universal

Senior Federal Account Executive, Intelligence Community Horizon 3 AI, Inc

Sr. Computer Engineer ISSO Amentum

Security Officer Part Time Reception Emergency Preparedness Allied Universal

Senior Merchant Mariner Evaluation Specialist (Deck) U.S. Department of Homeland Security

Senior DevSecOps Engineer, Lead Credence

Senior Devsecops Engineer, Lead Credence

Information Systems Security Officer | ISSO1 | TS/SCI w/ poly security clearance Power3 Solutions

Information Systems Security Officer L2 Unisity

Security Guard Armed Patrol Allied Universal

Senior Operations Facilitation Manager Guidehouse Inc

Senior Federal Account Executive, DoD Horizon 3 AI, Inc

Sr. Solutions/Presales Engineer - Federal BigID Inc

Senior Azure Cloud Architect Innosoft Corporation

Senior Associate/Cybersecurity Consultant Due Diligence Advisory Forensic Services practice CRA International Inc

Senior Systems Architect ECS Federal LLC

Senior Contracts Manager and Buyer University of Maryland

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