8,980 Results for

Senior Security Jobs in Linthicum, MD

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Security Guard Flex Unarmed Patrol Deployment Allied Universal

Washington D.C., DC

Benefits: Medical, dental, vision, basic life, AD&D, retirement plans, and disability insurance; seven holidays annually paid at time and a half, if worked; 40 hours of vacation after one year of employment at eligible work assignments (unused vacation is only paid out where required by law). As a Security Guard Flex Unarmed Patrol Deployment in Washington, DC, you'll expand your skillset, gain exposure to a variety of sites, and position yourself for advancement within the company.

7 days ago

Security Guard - Armed Full Time Allied Universal

Alexandria, VA

As an Armed Security Officer you will serve and safeguard clients in a range of industries such as Commercial Real Estate, Healthcare, Education, Government and more. Company Overview: Allied Universal, North America's leading security and facility services company, offers rewarding careers that provide you a sense of purpose.

13 days ago

Unarmed Security Officer-Overnight HT Protective Services LLC

Washington, DC

Full time

The ideal candidate has experience with public safety and security and operates with a high degree of integrity at all times. Must be able to stand, and walk in varied weather conditions, including heat, cold, and rain during exterior patrols.

30+ days ago

Security Officer Unarmed HT Protective Services LLC

Washington, DC

Part time

30+ days ago

DC SPO Security Officer (Armed) Tarian

Washington, DC

A security officer's responsibilities include carrying out unarmed foot and/or vehicle patrols (inside and/or outside), managing access and egress, monitoring CCTV and alarm systems, producing reports, stopping misconduct and criminal activity, and performing other tasks as outlined in post orders. While performing the duties of this job, the employee must be able to sit, stand, and walk for variable amounts of time throughout an assigned shift; use hands to finger, handle or feel objects, tools or controls; reach with hands and arms; climb stairs; occasionally stoop, kneel, or crouch.

30+ days ago

Senior Federal Account Executive, DoW Horizon3

Washington

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 Center's Continuous Autonomous Penetration Testing program, and the platform is assessed "Awardable" in the Department of War's 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. Director, Platform Engineering Medisolv Inc

In your first 90 days, you will: Independently own the platform engineering strategy and team, actively driving initiatives across reliability, automation, cloud governance, and cost optimization - while serving as a trusted advisor to senior leadership on platform and infrastructure decisions. With support from Bessemer Venture Partners Forge, we're continuing to grow our platform and expand our impact - investing in advanced analytics, AI, and new capabilities that help healthcare organizations stay ahead of change and improve outcomes with confidence.

13 days ago

Senior Financial Management Specialist U.S. Department of Justice

Washington, DC

$89,508–$138,370 / year

Qualifying experience must demonstrate the following and your experience includes performing ALL of the tasks listed as part of your regular duties: 1) Reviewing and recording accounting transactions into automated financial management systems (i.e., Unified Financial Management System (UFMS); 2) Interpreting and explaining complex financial legislations and procedures to customers; 3) Researching and resolving complicated accounting transactions such as the process of invoices, imprest fund documentation, purchase card billing statements and indirect payments; 4) Performing tasks related to acquisition planning and/or contract administration, such as bid responsiveness and contractor responsibility and performance; and, 5) Conducting reconciliation activities. Qualifying experience must demonstrate the following and your experience includes performing ALL of the tasks listed as part of your regular duties: 1) Reviewing and recording accounting transactions into automated financial management systems (i.e., Unified Financial Management System (UFMS); 2) Interpreting and explaining financial legislations and procedures to customers; 3) Researching and resolving accounting transactions such as the process of invoices, imprest fund documentation, purchase card billing statements and indirect payments; and, 4) Conducting reconciliation activities.

17 days ago

Senior Principal Solutions Specialist Cloud Software Group Inc

$208,293–$312,439 / year

Develop and present executive-level value narratives and business cases, including TCO and ROI analysis and comparisons with existing VDI, AVD, Dev Box, local development, and alternative CDE platforms such as GitHub Codespaces, Gitpod, and Coder. Design governed environments for AI-assisted development and agent execution, including credential brokering, workspace-level network controls, MCP and tool governance, agent identity, policy enforcement, auditability, and controlled access to enterprise systems.

30+ days ago

Sr. Technical Success Executive, Public Sector SentinelOne

Washington, DC

$160,000–$220,000 / year

Success in this role is measured by the ability to: successfully stabilize strategically significant customer situations; lead complex technical recoveries and executive escalations; improve technical value realization and platform adoption; improve customer confidence during high-impact technical events; reduce time to customer stabilization following critical incidents; influence renewal and expansion outcomes for assigned engagements; build trusted executive relationships with customer leadership; drive timely cross-functional execution across SentinelOne; and deliver actionable product and operational insights that improve future customer outcomes. This role combines executive relationship management, expert cybersecurity technical acumen, cross-functional leadership, and commercial strategy, requiring the technical credibility to diagnose complex problems, challenge assumptions, guide solution strategy, and confidently lead conversations with customer security executives, architects, and SentinelOne Product and Engineering leaders across complex, multi-threaded customer situations including platform outages, product limitations, deployment challenges, architectural decisions, security operations issues, competitive evaluations, and executive escalations.

30+ days ago

Senior Data Scientist ECS Federal LLC

Washington, DC

$100,000–$150,000 / year

In an era where geospatial intelligence drives critical decisions, you'll architect innovative data solutions that help analysts see patterns others miss, anticipate threats before they materialize, and deliver the GEOINT advantage our nation depends on. Create sophisticated data visualizations and analytics dashboards that enable analysts to explore massive datasets intuitively, revealing patterns and relationships that drive intelligence assessments.

30+ days ago

Senior Network And Cloud Engineer - AWS Hybrid Infrastructure Concept Solutions

Washington, DC

$160,000–$170,000 / year

For over 25 years, CS has been a trusted partner for the Federal Aviation Administration (FAA), Department of Homeland Security (DHS), Department of Justice (DOJ), Department of Defense (DoD) and other federal agencies delivering vital IT, security, and project management services. Configure and maintain VPC network components, including subnets, route tables, security groups, network access control lists, endpoints, and shared connectivity across AWS accounts.

30+ days ago

Senior Network and Cloud Engineer - AWS Hybrid Infrastructure Concept Solutions LLC

Washington, DC

$160,000–$170,000 / year

30+ days ago

Senior Editor Summit Federal Services LLC

Washington, DC

Summit Federal Services, LLC (SFS) with headquarters in Oakland, Maryland, is a fast growing woman owned Small Business and HUBZone company with an outstanding record of performance providing more effective and efficient acquisition, business process, training, IT, administrative and security services to multiple federal agencies. Bachelor's degree preferred in English, communications, journalism, public administration, or related field; 5+ years relevant experience or 2+ years of current NGB contract experience, Executive Secretariat, senior correspondence, policy, or technical editing experience.

30+ days ago

Senior Program Analyst Na Ali'i Consulting & Sales, LLC.

Washington, D.C.

$115,000–$130,000 / year

Create and/or update databases and spreadsheet-analysis data in electronic formats compatible with DPAE-SO-approved, web-based document sharing initiatives in support of Naval Sustainment Systems-Shipyards (NSS-SY) programs to include, but is not limited to, availability planning, availability duration estimation, shipyard capacity, execution status, and financial and budget status. Provide tours of the NTO War Room to high level officials such as members of the U.S. Congress, Congressional Professional Staff Members, high-level Executives from Industry, Assistant Secretaries of the Navy, the Chief of Naval Operations (CNO), the Vice-CNO, and various other Flag Officers within the Department of War.

23 days ago

Senior Cyber Policy & Strategy Consultant MBL TECHNOLOGIES, INC.

Washington, DC

Key Responsibilities: Review and evaluate IT directives, CIOO policies, SOPs, guidance, user guides, job aids, and related documentation for consistency with federal statutes, regulatory requirements, and government-wide policy and guidance. If you are transitioning from military to civilian life, have prior service, are a retired veteran, or a member of the National Guard or Reserves, or spouse of an active military service member, we encourage you to apply.

7 days ago

Test Support Technician - Mid to Senior Level MAG Aerospace

Arlington, Virginia

$25–$35 / hour
Full time

Salary at MAG Aerospace is determined by various factors including but not limited to location, the particular combination of education, knowledge, skills, competencies, and experience as well as contract-specific affordability and organizational requirements. The Test Support Technician supports developmental test and evaluation tasks, including test set-up, execution, and data collection at the TSA System Integration Facility in Arlington Virginia.

30+ days ago

Senior Automation Engineer (UiPath) Leidos

Alexandria, VA

$131,300–$237,350 / year

Candidate must, at a minimum, have one of these certifications: UiPath Certified Advanced RPA Developer,AWS Certified Cloud Practitioner, AWS Certified Developer, AWS Certified Solutions Architect, Azure Developer Associate, Azure Solutions Architect. Design, develop, test, and deploy end-to-end automation workflows using UiPath Studio, Orchestrator, and related components (REFramework, Queues, Assets, Triggers).

28 days ago

Senior Director, Trading And Product Risk Intelligence Financial Industry Regulatory Authority, Inc.

Rockville, MD

FINRA 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.

22 days ago

Senior Reg Policy Specialist, Regulatory Financial Industry Regulatory Authority, Inc.

Rockville, MD

The Senior Regulatory Policy Specialist provides high quality advice and support to OGC's Regulatory Policy and Capital Markets Group attorneys with respect to rulemaking and interpretive functions for the organization, and assists in providing legal and advisory support to other FINRA departments and committees, and interpretive guidance to FINRA members and others. FINRA 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.

30+ days ago

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Senior Security Jobs in Linthicum, MD

Security Guard Flex Unarmed Patrol Deployment Allied Universal

Security Guard - Armed Full Time Allied Universal

Unarmed Security Officer-Overnight HT Protective Services LLC

Security Officer Unarmed HT Protective Services LLC

DC SPO Security Officer (Armed) Tarian

Senior Federal Account Executive, DoW Horizon3

Sr. Director, Platform Engineering Medisolv Inc

Senior Financial Management Specialist U.S. Department of Justice

Senior Principal Solutions Specialist Cloud Software Group Inc

Sr. Technical Success Executive, Public Sector SentinelOne

Senior Data Scientist ECS Federal LLC

Senior Network And Cloud Engineer - AWS Hybrid Infrastructure Concept Solutions

Senior Network and Cloud Engineer - AWS Hybrid Infrastructure Concept Solutions LLC

Senior Editor Summit Federal Services LLC

Senior Program Analyst Na Ali'i Consulting & Sales, LLC.

Senior Cyber Policy & Strategy Consultant MBL TECHNOLOGIES, INC.

Test Support Technician - Mid to Senior Level MAG Aerospace

Senior Automation Engineer (UiPath) Leidos

Senior Director, Trading And Product Risk Intelligence Financial Industry Regulatory Authority, Inc.

Senior Reg Policy Specialist, Regulatory Financial Industry Regulatory Authority, Inc.

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