342 Results for

Senior Security Jobs in Clifton, MD

Jobs

New!

West Friendship, MD5 days ago

A minimum of two (2) years of experience as a Law Enforcement Officer and/or Military Police Officer, or six (6) months of experience as a security officer involved in the detention of civil or administrative detainees, or two (2) years of active-duty military service with an honorable discharge. Paragon Professional Services is seeking Transportation Officers for Armed Ground Transportation Services for the Department of Homeland Security (DHS) Immigration and Customs Enforcement (ICE) in Maryland.

Hanover, PA11 days ago

The UPMC Central PA health system includes seven acute care hospitals with 1,161 licensed beds, over 160 outpatient clinics and ancillary facilities, more than 2,900 physicians and allied health professionals, and approximately 11,000 employees. UPMC is a committed community partner, generously investing to help our neighbors, committing resources to help make care more accessible, improve health and quality of life, and advance medical knowledge.

New!

New Market, MD6 days ago

$16–$17

We strive to create lifelong musicians and make a difference in the world by enabling musicians and non-musicians alike to experience the almost indescribable happiness that comes from playing an instrument. Based in Frederick, MD, Music & Arts is now part of the Guitar Center enterprise and comprises 225+ retail stores, 200+ educational representatives, and 250+ affiliate locations.

New!

Sykesville, MD5 days ago

Minimum two (2) years’ experience as a Law Enforcement Officer and/or Military Police Officer or six (6) months experience as a security officer engaged in functions related to detailing civil or administrative detainees or, two (2) years active-duty military service with an honorable discharge. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking, or standing for prolonged periods of time; most of the time spent sitting will be in a transportation vehicle with limited opportunity to move about.

Ashburn, VA30+ days ago

The Contractor shall identify the ISSO positions, as key personnel, to be the Designated Person(s) assigned to one or more existing FISMA Systems of Record as well as new IT Systems that are slated as new work products to develop an Authority to Operate (ATO) and follow-on Continuous Monitored system. If you are an individual with a disability, or have known limitations related to pregnancy, childbirth, or related medical conditions, and would like to request a reasonable accommodation for any part of the employment process, please contact us at job-assist@akima.com or 571-353-7053 (information about job applications status is not available at this contact information).

Sterling, VA30+ days ago

Remote

SkyePoint Decisions is a leading Cybersecurity Architecture and Engineering, Critical Infrastructure and Operations, and Applications Development and Maintenance IT service provider headquartered in Dulles, Virginia with operations across the U.S. We provide innovative enterprise-wide solutions as well as targeted services addressing the complex challenges faced by our federal government clients. Salary at SkyePoint is determined by various factors, including but not limited to location, work schedule, the candidate's combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability, market data and business considerations.

Rockville, Maryland30+ days ago

$150,000–$190,000 Per Year

Sterling, VA30+ days ago

$175,000–$250,000 Per Year

Seeking experienced offensive security professionals to conduct security assessments, red team operations, and network exploitation activities in support of client security requirements. Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.

New!

Frederick, MD3 days ago

Apogee operates under the prime tier engagement where your offensive skill is respected, your time isn’t wasted, and your work directly supports national‑level missions. This role is designed for operators who bring hands‑on offensive tradecraft, current certifications, and recent red‑team experience in mission‑critical environments.

Sterling, VA30+ days ago

$75–$90 Per Hour

This role focuses on building secure architectures, partnering with product teams, mentoring junior staff, and staying ahead of cloud security threats. Cloud Security Architect to act as a key member of the Infosec team, leading the design and implementation of secure cloud solutions.

Bethesda, Maryland17 days ago

$135,000–$140,000 Per Year

The Regional Director of Security (Senior Portfolio Manager)collaborates with diverse stakeholders to plan, organize, and execute security operations aligned with contractual deliverables, post orders and procedures, conducting investigations and training, liaising with law enforcement and first responders, attending public-private partnership meetings, coordinating with the Admiral Divisional office, and maintaining reporting for our client and Admiral. The Regional Director of Security (Senior Portfolio Manager) is based in Bethesda and oversees the Admiral portfolio management team, client relations, and tenant relations in accordance with the contract.

Frederick, MD30+ days ago

Security +, CEH, CFR, CCNA Cyber Ops , CCNA-Security, CySA+ , GCIA, GCIH, GICSP, Cloud+, SCYBER, PenTest· 5+ years of experience working in a 24x7x365 SOC environment. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio; including Software and Red Hat.

Sterling, VA17 days ago

Working closely with the VP, Global Security, senior leadership, and cross-functional partners, the Global Senior Director will help align priorities across the global security function, strengthen coordination across teams and regions, and position security operations as a trusted, enabling function within the business. This leader will elevate security operations across CyrusOne’s global data center portfolio in a high-impact role with broad influence over the performance, resilience, and continued evolution of the operating model that protects people, assets, facilities, and customer trust across a complex, high-availability environment.

Sterling, VA30+ days ago

Thorough understanding of how security frameworks and architecture (e.g., NIST Cybersecurity Framework, MITRE ATT&CK framework, Zero Trust, PCI) is applied in a regulated financial services environment, from public-facing online service offerings to backend enterprise data processing and automation. + Strong knowledge of cloud security principles automating DevSecOps practices in Azure DevOps, automating test driven design such as Playwright MCP, building resilient AWS Compute and Storage workloads and securing Snowflake data sharing controls.

Ashburn, Virginia30+ days ago

Support includes providing real-time incident monitoring, predictive and proactive analysis and reporting, incident resolution and escalation, problem management and resolution, coordinating of events related to network communications, network utilization and availability analysis and reporting. Information System Security Officer (ISSO) acts as the Designated Person(s) assigned to one or more existing FISMA Systems of Record as well as new IT Systems that are slated as new work products to develop an Authority to Operate (ATO) and follow-on Continuous Monitored system.

Silver Spring, MD30+ days ago

A Signal Dedicated Guard will conduct static security services for courtyards, offices, pools, and other high value areas to ensure all required access points are properly secured and to ensure protection of property and residents with a high degree of attentiveness to details and safety. Communicate with the Dedicated Branch Supervisor to receive and disseminate information through Branch Supervisor Daily Scrum, such as the client needs and post order changes to ensure operational excellence and efficiency.

Adamstown, Maryland28 days ago

$17–$25.57 Per Hour

Acts provides residents with a lifestyle that includes on-campus conveniences, services, and amenities such as casual and fine dining venues, beauty salons, fitness centers, security, healthcare, activity programs, and much more. Acts Retirement-Life Communities is one of the largest not-for-profit owners, operators, and developers of resort-style continuing care senior living communities, including independent living, assisted living, and skilled nursing.

Rockville, MD30+ days ago

Full-time

The Senior Manager will act as the local team leader for the care transitions team, supporting coordination of team activities and limited people management responsibilities while working closely with the senior leadership team, who maintain accountability for overall program strategy and clinical oversight. The Senior Manager, RN – Care Transitions is a frontline leadership role responsible for supporting the day-to-day execution of Avail Health’s Care Transitions Program in partnership with hospital teams and community stakeholders.

Sterling, Virginia9 days ago

$180,000–$210,000 Per Year

You will own and lead end-to-end capture strategy for priority opportunities ($50M–$500M+), influence deals before RFP release, and partner directly with executive leadership to drive REI’s expansion in defense and national security missions. You will shape and position opportunities across digital transformation, AI/ML, and data-driven federal IT solutions while building long-term, trusted relationships with senior government stakeholders and defense customers, particularly within the Department of Defense.

New!

Adelphi, MD5 days ago

Job SummaryThe Senior IT Asset Management (ITAM) Specialist is a key technical and strategic role responsible for overseeing the full lifecycle of IT assets (hardware, software, cloud services, and licenses) across the organization. The Senior Specialist provides leadership in process improvement, vendor negotiations, risk mitigation, and cross-functional collaboration while mentoring junior team members and driving ITAM maturity.

Silver Spring, MD30+ days ago

This multidisciplinary CQV (Commissioning, Qualification, and Validation role will leverage Good Engineering Practices (GEP) and GMP manufacturing background to plan, coordinate and report project scope associated with PBF capabilities expansion and revenue generating technology transfer projects. This dynamic new position manages teams, budgets, schedules, and risks, overseeing the entire lifecycle from planning to execution, focusing on developing protocols, testing, documentation, and regulatory compliance for equipment and processes.

Ashburn, VA30+ days ago

Skills should include hardware and software diagnostics, mobile device deployment, recovery and troubleshooting Perform IMAC procedures and lifecycle refresh activities. They will provide Tier 2 and Tier 3 deskside end user support including imaging, deployment, asset management, and Windows 11 with strong user interaction skills.

Sterling, Virginia30+ days ago

The Director of Security will serve as a key leader within the IT organization, working closely with infrastructure, applications, service delivery, compliance, operations, and executive leadership to protect Centurion’s systems, data, and business operations. Lead security engineering efforts across endpoint protection, identity and access management, network security, email security, vulnerability management, cloud security, logging, and data protection.

Ashburn, VA30+ days ago

Security Officers/Security Guards observes and reports activities and incidents at an assigned client site, providing for the security and safety of client property and personnel. The Security Officer position helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations.

Bethesda, MD30+ days ago

Full-time

The Data Architect will play a hands-on role in modernizing data environments, leveraging cloud-native technologies, Databricks, and advanced data engineering frameworks to ensure scalable, secure, and high-performing solutions. This role requires strong expertise in cloud platforms (AWS, Azure, GCP), big data ecosystems, and modern data architecture patterns, along with an ability to translate mission needs into technical solutions.

Sterling, Virginia30+ days ago

We take a Mindful Modernization® approach in delivering our services—including application modernization, grants management, case management systems, government data analytics, AI/ML solutions, and advisory services. REI is rapidly expanding its use of Artificial Intelligence and Machine Learning to help federal agencies work more efficiently, modernize legacy processes, accelerate decision-making, and harness data at scale.

North Bethesda, MD10 days ago

$190,000–$240,000 Per Year

Oversee design and implementation of modern data architecture, including cloud-based platforms, data lakes, and federated data systems as need for the FNIH research partnerships . This position will report to the Senior Vice President of Translational Science within the Science Partnerships department (or their designated report) and is based at the FNIH offices located in North Bethesda, MD.

Frederick, MD8 days ago

$150,000–$170,000 Per Year

Drawing on a four-decade legacy of supporting aerospace and federal programs, PTX delivers high-end engineering services and strategic materials technologies to U.S. Government customers across civil and national space and defense missions. PTX was founded by Dr. Kam Ghaffarian as part of the IBX platform, which builds and supports advanced technology companies aligned with national security, civil space, and strategic infrastructure missions.

Rockville, MD30+ days ago

$129,985–$149,483

The Cloud Engineer will play a pivotal role in supporting the National Library of Medicine (NLM)—a global leader in biomedical research and data science—in its efforts to accelerate biomedical discovery and improve public health through data-powered research. We deliver multi-disciplinary solutions across Communications & Outreach, Research & Evaluation, Program Management & Policy, Digital Transformation, and Technical & Scientific Support solutions with a focus on science, research, and healthcare domains.

Rockville, MD30+ days ago

$100,000–$125,000

This individual will work closely with federal project managers, business stakeholders, architects, QA teams, and cross-functional development teams to deliver secure, scalable, accessible, and compliant applications that improve the collection, processing, and dissemination of management, administrative, and programmatic information. Salary at LCG is determined by various factors, including but not limited to role, location, the combination of education/training, knowledge, skills, competencies, certifications, and work experience.

Sterling, VA30+ days ago

Cross-Functional Coordination: Work closely with Product Management, Hardware Engineering, Software Engineering, Manufacturing, Supply Chain, QA, Customer Support, Field Services, and Partners to ensure seamless product delivery and operational excellence. From Operational Readiness Plans for new product introductions to RMA management and field issue resolution, you will be the single point of accountability for operational excellence across Dedrone's hardware, software, and third-party product portfolio.

Sterling, VA30+ days ago

This position offers the opportunity to deepen your expertise in parallel processing and high-performance computing, with exposure to CUDA programming, positioning you at the forefront of technological advancements and career growth in the high-tech and defense sectors. We're committed to hiring the best talent — regardless of race, creed, color, ancestry, religion, sex (including pregnancy), national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, genetic information, veteran status, or any other characteristic protected by applicable laws, regulations and ordinances — and empowering all of our employees so they can do their best work.

Rockville, MD23 days ago

Working with senior BLH staff, you will be responsible for overall contract performance, ensuring high-quality delivery of services, effective coordination with government stakeholders, and successful management of a multidisciplinary team. This role will oversee the delivery of training and technical assistance (T&TA), data analysis, communications, and program support services for grant programs focused on economic mobility and community development.

Sterling, Virginia24 days ago

$112,000–$179,000 Per Year

Responsibilities: Peraton is seeking a Linux Senior Systems Administrator ("Linux Sys Admin") to join our team of qualified and diverse individuals on our Department of State (DOS) Bureau of Diplomatic Technology (DT) Consular Affairs Enterprise Infrastructure Operations (CAEIO) Program. The team works closely with other program team members, contractors, DOS leadership and business stakeholders to monitor performance, address faults, ensure secure service delivery, and craft and implement solutions for operational issues and new requirements.

Gaithersburg, MD28 days ago

$220,000–$260,000

This person brings strong executive presence, earns the respect of highly technical engineering teams, and leads with both quantitative rigor and commercial instinct. The ideal candidate will own P&L, drive commercialization, and serve as the strategic voice of the customer in the life sciences research market.

Maryland, MD30+ days ago

$160,000–$200,000 Per Year

This role partners closely with Product Owners, technical leads, Business Analysts, QA, developers, operations teams, security stakeholders, and leadership to ensure work is well-scoped, properly governed, and delivered with measurable outcomes. The Program Manager serves as the primary delivery owner and relationship lead for federal stakeholders in balancing competing priorities, managing cross-team dependencies, driving delivery discipline, and ensuring commitments are met with transparency and predictability.

Kearneysville, West Virginia9 days ago

$105,000–$135,000 Per Year

Overview: GovCIO is currently hiring for a Senior Linux Systems Engineer to support systems engineering, integration, and sustainment activities supporting the U.S. Coast Guard (USCG). Core responsibilities include: Lead the administration, configuration, and maintenance of Red Hat Enterprise Linux (RHEL) servers across virtual and physical enterprise environments.

Kearneysville, West Virginia10 days ago

$95,000–$120,000 Per Year

Utilize and configure advanced network monitoring and analysis tools such as Wireshark and SolarWinds to proactively monitor performance, perform trend analysis, and lead rapid incident resolution. Conduct expert-level troubleshooting for complex, multi-layered network issues related to TCP/IP protocols, VLAN management, and advanced routing/switching protocols (BGP, OSPF).

New!

Ashburn, VA1 day ago

Remote

Full-time

Professional CertificationsNone requiredYears of Professional Experience10 years of professional (an additional 10 years of experience may be substituted for education)Desired experienceExperience working in an Agile environment. Citizenship required for this specific opportunitySecurity Clearance RequirementsMust possess or qualify for a Public Trust (MBI)CRITICAL NOTES: SSG will not make assumptions regarding your qualifications.

Hagerstown, MD19 days ago

As a Security Officer – Concierge, there is a high focus on customer service since you will be working with people on all shifts, in environments such as office towers, hotels, shopping centers, etc. GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe.

Silver Spring, MD30+ days ago

$123,000–$175,000 Per Year

Associate Degree in computer science, information systems, or related field with 7+ years of experience in enterprise-level infrastructure engineering or, + Bachelor’s Degree in computer science, information systems, or related field (preferred) with 5+ years of experience in enterprise-level infrastructure engineering. + Assist the organization with troubleshooting complex problems sitting atop business owned managed services, Software as a Service [SaaS], Infrastructure as a Service [IaaS], and Platform as a Service [PaaS] solutions.

New!

Sterling, Virginia6 days ago

March 19, 2025) – Kastle Systems announced a strategic investment with the acquisition of i2G Systems, a leading provider of advanced security solutions with a strong presence in data centers and experience in the highest-security industries, including healthcare, financial services, higher education, stadiums and arenas. The Senior Recruiter (Talent Acquisition Partner) is responsible for full lifecycle recruiting for Installation & Service Technicians, Electronic Security Installers, SecurityProject Managers, and Project Leads (and other roles as assigned).

Rockville, MD30+ days ago

$30–$50 Per Hour

New!

Rockville, MD1 day ago

$33.45–$36.85 Per Hour

The Senior-level professional works independently with minimal supervision and is responsible for managing high-volume, deadline-driven activities while supporting process improvement initiatives, operational oversight, and cross-functional coordination. This position also provides guidance and mentorship to junior and associate staff, supports quality assurance activities, and assists management with operational planning, reporting, and workflow optimization.

New!

Ashburn, Virginia5 days ago

$190,000–$304,000 Per Year

Responsibilities: Peraton is seeking a highly skilled, mission-driven Senior Director of Program Management to lead and oversee the delivery of application development, modernization, and operational support services for U.S. Customs and Border Protection (CBP) within the Office of Information and Technology (OIT). As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

New!

Sykesville, Maryland3 days ago

$20.60–$31.12 Per Hour

Leesburg, VA30+ days ago

The Senior Account Manager will set and own the strategy for identifying and developing new opportunities, translate customer perspectives into enterprise growth, and lead strategic planning specific to one or several of the following agencies; Department of Homeland Security, General Services Administration, National Aeronautics and Space Administration, Department of Energy, U.S. Airforce, U.S. Army, U.S. Navy or other Department of Defense agencies. Deep, executive-level relationships with leaders and decision makers across one or multiple agencies (Department of Homeland Security, General Services Administration, National Aeronautics and Space Administration, Department of Energy, U.S. Airforce, U.S. Army, U.S. Navy or Other Department of Defense agencies) with a demonstrated ability to influence strategy and outcomes at senior levels of the agency.

Sterling, VA23 days ago

Working alongside many of the most talented professionals in public service, we work tirelessly to create and sustain new solutions and services that meet the stringent demands across a variety of customer missions. To meet growing client demand, we are continuously seeking top talent across our core competencies, building a strong pipeline of exceptional professionals ready to support current and future mission needs.

Rockville, Maryland21 days ago

$70–$75 Per Hour

About Eliassen Group:Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes.

York, PA8 days ago

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Senior Security Jobs in Clifton, MD

Jobs

Armed Security Transportation Officer/ West Friendship, MDBering Straits Native Corporation

Physician - Post Acute & Senior Care Services (Southern)UPMC Central PA

FT Senior Sales Associate Store 010Music & Arts

Lead Armed Transportation OfficerBering Straits Native Corporation

Senior Information Systems Security Officer (ISSO)Akima

Sr. Security Control AssessorSkyePoint Decisions

Senior Cybersecurity Analyst / Information Security Manager - Top Secret ClearanceAkima, LLC

Senior Information Security Engineer, Offensive SecurityGRVTY

Senior Cybersecurity Engineer / Offensive Security LeadApogee Global RMS

Sr. Cloud Security ArchitectMondo

Regional Director of Security (Senior Portfolio Manager)Admiral Security Services

Sr Security Operations Center Analyst IIIIBM

Senior Director, Global Security OperationsCyrusOne

Senior Information Security Architect IISallie Mae

Information System Security Officer ISSOTekSynap

Security Officer - PatrolSignal of Washington D.C.

Security GuardActs Retirement-Life Communities

Senior Manager, RN - Care TransitionsAvail Health

DOD/DOW Sr. Capture ManagerREI Systems

Sr. Hardware and Software IT Asset SpecialistNoblesoft Technologies

GMP Senior Project ManagerCAMRIS

IT Support Specialist - SeniorC3EL

Director of SecurityCenturion Health

Access Control Security OfficerSecuritas Security Services USA, Inc.

Senior Data ArchitectAnalytica

Senior Salesforce ArchitectREI Systems

Senior Data Officer, AVP, Translational ScienceFoundation for the NIH

Senior Operations Manager, Advanced Materials Pilot PlantTerrion LLC

NLM Sr. Cloud EngineerRipple Effect

Appian Developer, SeniorLCG, Inc.

Senior Product Operations - DedroneAxon

Senior C++ Software EngineerAxon

Senior Project ManagerBLH Technologies, Inc.

Linux Senior Systems AdministratorPeraton

Senior Director, Product Management & StrategyGables Search Group

Program Manager / Senior Program ManagerLCG, Inc.

Senior Linux Systems EngineerGovcio LLC

Senior Network Administrator - Back End Days ShiftGovcio LLC

Senior Business Process AnalystSyms Strategic Group, LLC (SSG)

Unarmed Security Guard - ConciergeGardaworld

Senior IT Infrastructure Engineer - Development OperationsUnited Therapeutics

Senior RecruiterKastle Systems

Data Application Developer, SeniorLCG, Inc.

Grants Project Coordinator & Data Processing Specialist, SeniorLCG, Inc.

Senior Director, Technology Program ManagementPeraton

Security & Transportation SupervisorActs Retirement-Life Communities

Senior Account ExecutiveThe Building People

Senior Cloud Engineer TS/SCI (or eligible)Vibrint

Senior Systems Administrator/EngineerEliassen Group

Patrol Security OfficerGardaworld

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