Leidos Jobs in Ashburn, VA

281 - 300 of 402 Jobs

Custodial and Security Monitor SupervisorJob Title - Custodial and Security Monitor Supervisor

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a highly organized and detail-oriented Custodial Supervisor who is responsible for overseeing daily custodial operations and ensuring quality service delivery across facilities during core hours. This role includes creating and managing custodial staff schedules, coordinating with facility teams for emergency support, and maintaining adequate inventories of general cleaning supplies. The Custodial Supervisor ensures all standard and special custodial s

Insider Threat Program User Activity Monitor EngineerJob Title - Insider Threat Program User Activity Monitor Engineer

LeidosCompany Name - Leidos

•

Washington, District of Columbia, USA

Full-time

Description The Digital Modernization Sector at Leidos currently has an opening for User Activity Monitor (UAM) Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP). This is an exciting opportunity to use your experience to support the UAM tool and its hosted infrastructure. The ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn help addres

Site Security AnalystJob Title - Site Security Analyst

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a detail-oriented and proactive Security Analyst to join our team. The Security Analyst will play a vital role in safeguarding classified information and ensuring strict adherence to established security procedures and federal regulations. The successful candidate will support the enforcement of security Standard Operating Procedures (SOPs), collaborate with government site security personnel, and oversee the protection and management of sensitive and

Data ScientistJob Title - Data Scientist

LeidosCompany Name - Leidos

•

McLean, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Data Scientist in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) located in McLean, VA. 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. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and imm

Security LeadJob Title - Security Lead

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a Security Lead is responsible for overseeing all aspects of security operations at a designated site, ensuring strict adherence to security Standard Operating Procedures (SOPs), federal regulations, and agency-specific policies. This position plays a critical role in the protection of classified and sensitive information and equipment, ensuring compliance with NRO and other federal agency requirements. The Site Security Lead acts as the primary liaiso

Design & Construction ManagerJob Title - Design & Construction Manager

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a Design & Construction Manager who is responsible for overseeing the planning, coordination, and execution of architectural and engineering design efforts and construction activities. This role ensures compliance with regulatory standards, manages budgets and schedules, and leads communication among project stakeholders. The manager serves as the primary point of contact for design-build and construction projects, ensuring quality, safety, and efficie

Environmental Safety and Health EngineerJob Title - Environmental Safety and Health Engineer

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking an Environmental Safety and Health (ESH) Engineer who plays a critical role in supporting the organization's ESH compliance and performance by conducting inspections, collecting data, maintaining records, and participating in training and emergency response activities. This position ensures day-to-day environmental, health, and safety tasks are performed in accordance with regulatory requirements and internal standards, fostering a safe and compliant w

Cyber Security EngineerJob Title - Cyber Security Engineer

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description We are seeking a Cyber Security Engineer who is responsible for developing and implementing advanced security solutions to defend critical systems, networks, and data against evolving cyber threats. This role combines technical expertise in both software and hardware to support the design and deployment of defensive cyber measures. The engineer conducts research on current and emerging cyber threats, identifies vulnerabilities, and ensures that development environments and operationa

Junior Mechanical EngineerJob Title - Junior Mechanical Engineer

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description The Multi-Domain Solutions (MDS) division at Leidos is seeking a Junior Mechanical Engineer who will support the planning, design, and analysis of mechanical systems-primarily Heating, Ventilation, and Air Conditioning (HVAC)-for mission-critical operations in government, commercial, and institutional facilities. Working under the guidance of senior engineers, this role involves assisting with system layout, equipment selection, energy modeling, and construction documentation. The id

Safety ManagerJob Title - Safety Manager

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Job Description We are seeking a Safety Manager who is responsible for leading the development, implementation, and continuous improvement of environmental, health, and safety (EHS) programs across the organization. This role ensures full compliance with federal, state, and local regulations while promoting a culture of safety and environmental responsibility. The Safety Manager serves as a key liaison between site leadership and regulatory agencies and plays a critical role in supp

Task Order On-Site LeadJob Title - Task Order On-Site Lead

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Job DescriptionDescription The Leidos Digital Modernization Sector has an opening for a Task Order On-Site Lead to support the Resources & Analysis (RA) Task Order in its programmatic and administrative tasks. In this role, you will support several routine Leidos administrative tasks, including approving timecards, preparing weekly activity and monthly status reports, supporting employee development and integration. This position is located at The Mark Center in Alexandria, VA and requires an a

Data Science Product OwnerJob Title - Data Science Product Owner

LeidosCompany Name - Leidos

•

Hyattsville, Maryland, USA

Full-time

Job DescriptionDescription Leidos has an exciting opening for you, as our next TS/SCI cleared Product Owner, to play a critical role advancing the state of the art in mission-focused big data analytics and predictive analytics for DIA-National Media Exploitation Center (NMEC) under our 10-year DOMEX Technology Platform (DTP) contract. You will have impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development. The s

High Compute EngineerJob Title - High Compute Engineer

LeidosCompany Name - Leidos

•

Hyattsville, Maryland, USA

Full-time

Job DescriptionDescription At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Employees enjoy career enrichment opportunities available through

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description The Multi-Domain Solutions division at Leidos is seeking a Mechanical Engineer to be based on site with our Intel Community customer. This position will be responsible for designing, cost estimating, scheduling, engineering, coordination, contracting, installation oversite, inspection, and acceptance of mechanical systems/services, which include HVAC, HVAC controls, chillers, boiler, water distribution, ductwork, plumbing, and fire protection systems associated with Intel customer fa

Sr. Software EngineerJob Title - Sr. Software Engineer

LeidosCompany Name - Leidos

•

Arlington, Virginia, USA

Full-time

Leidos is seeking a Senior Software Engineer to support the maritime autonomy team. In this position you will work in a diverse environment that allows you to get into every aspect of software development, and deployment across the software development lifecycle. You will be joining an existing team which has already successfully delivered for our customers and plan to continue their reputation of excellence. You will closely work with the Development team as well as other technology stakeholder

Exploitation Specialist/Data ScientistJob Title - Exploitation Specialist/Data Scientist

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Leidos has an exciting opportunity for a Senior Exploitation Specialist/Data Scientist to join our team in Springfield, VA. Primary Job Duties: Collect process data and perform data analysis.Integrate centralized protect and maintain data in DBMS.Clean massage and organized data.Perform ad hoc analysis and present results in a clear manner.Communicate complex quantitative analysis in a clear, precise and actionable manner using storytelling/visualization.Create/deploy/maintain cloud application

Senior Security & Life Safety TechnicianJob Title - Senior Security & Life Safety Technician

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description The Multi-Domain Solutions (MDS) division at Leidos is seeking a Senior Security & Life Safety Technician who is responsible for supporting the planning, monitoring, and maintenance of life safety and security systems across all organizational facilities. This role ensures the optimal performance and compliance of fire detection, hazard monitoring, emergency egress, and fire suppression systems. The technician plays a key role in supporting outage response, system documentation, and

Insider Threat Program Engineering ManagerJob Title - Insider Threat Program Engineering Manager

LeidosCompany Name - Leidos

•

Washington, District of Columbia, USA

Full-time

Description The Digital Modernization Sector at Leidos currently has an opening for an Engineering Manager supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP). This is an exciting opportunity to use your experience to manage a team of engineers and architects to support the sustainment, development, and advancement of the ITP cybersecurity infrastructure baseline. The ITP mission is to identify insider threats to the department by utili

Facilities Engineering ManagerJob Title - Facilities Engineering Manager

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

Description Are you an organized and detail-oriented professional with a passion for safeguarding the integrity of critical systems? Are you ready to take on a role where your expertise will make a critical impact? The Multi-Domain Solutions (MDS) division is seeking an experienced and strategic Facilities Engineering Manager to oversee the planning, operation, and maintenance of building systems and infrastructure across our organization. This leadership role is responsible for managing engin

Network AdministratorJob Title - Network Administrator

LeidosCompany Name - Leidos

•

Lorton, Virginia, USA

Full-time

Job DescriptionDescription The Leidos Security and Engineering Programs (SEP) is seeking a Network Administrator for the Center for Information Systems Security (CISS) program. This is a unique role which offers opportunities for growth in different areas (networking, system administration, etc) for motivated individuals. This position requires the ability to work flexible hours in Washington DC. Work Schedule is as follows: Monday thru Friday 6PM-2:30PM Primary Responsibilities 1) Performs t