Electronics Technician 4 – Security Systems (NOVA/DC Metro Area) M.C. Dean, IncElectronics Technician 4 – Security Systems (NOVA/DC Metro Area)District of Columbia, Washington, DC$36–$60 / hourFull timeAs part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. Vendor certifications in multiple IDS, ACS, and CCTV systems CCURE, Lenel, Identiv/Hirsch Velocity, Bosch Radionics, Bosch CCTV, Bosch BVMS, AIphone Intercom Systems Airphone, FFT, DIVAR, Windows operating systems & certifications and experience in installation of said systems.
Electronics Technician 2 - Security Systems - Night Shift (Washington, DC) M.C. Dean, IncElectronics Technician 2 - Security Systems - Night Shift (Washington, DC)District of Columbia, Washington, DC$30–$44 / yearFull timeAs part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. Vendor certifications in multiple IDS, ACS, and CCTV systems CCURE, Lenel, Identiv/Hirsch Velocity, Bosch Radionics, Bosch CCTV, Bosch BVMS, AIphone Intercom Systems Airphone, FFT, DIVAR, Windows operating systems & certifications and experience in installation of said systems.
Senior Security Engineer, Detection and Response HackerOne IncSenior Security Engineer, Detection and ResponseWashington DC, DCRemoteSuccess in the Senior Security Engineer role will be accomplished by delivering on the responsibilities below in alignment with the Values and Principles that define how we work at HackerOne: Design, build, and maintain detection-as-code capabilities across cloud infrastructure, SaaS applications, endpoints, and identity systems, improving coverage and signal quality through Data-Driven Decision Making. As a Senior Security Engineer, you will design and deliver detection and response capabilities that protect a modern, cloud-native environment by writing code, building AI-powered tooling, and automating workflows end-to-end.
Product Security Analyst HackerOne IncProduct Security AnalystWashington, DCRemote$135,000–$155,000 / yearEvaluate vulnerability reports submitted by security researchers to determine validity, severity, exploitability, and business impact for HackerOne customers using Data-Driven Decision Making and established security frameworks such as CVSS. The HackerOne Platform unites agentic AI solutions with the ingenuity of the world's largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems.
NewProduct Security Analyst HackerOneProduct Security AnalystWashington, District of ColumbiaRemote$135,000–$155,000 / yearEvaluate vulnerability reports submitted by security researchers to determine validity, severity, exploitability, and business impact for HackerOne customers using Data-Driven Decision Making and established security frameworks such as CVSS. The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems.
High Voltage Electrician (Apprentice) US Department of EnergyHigh Voltage Electrician (Apprentice)Washington, DC$40.50–$55.48 / hourAs a High Voltage Electrician (Apprentice), you are expected to complete a 4-year training program that combines on-the-job training, classroom, and self-study training during off-duty hours designed to train, appraise, and develop the apprentice as they progress to become a fully competent Journeyman High Voltage Electrician. To apply for this position, you MUST provide a complete application package which includes: Your RESUME showing all relevant work experience (paid and unpaid) including: duties performed; full name and address of the each employer; start and end dates (month/day/year); work schedule (part-time, full-time, number of hours if intermittent); salary; and any completed education and training (program title, subject area, number of hours completed, and completion date).
HVAC Technician 2 - Washington Metro Area M.C. Dean IncHVAC Technician 2 - Washington Metro AreaWashington, DC$30–$45 / hourExperience working with complex HVAC systems including chillers, boilers, package units, AHUs, and VAV systems (direct digital, pneumatic, and automated controls). Clearance Requirement: Applicants selected will be subject to a government security investigation and may meet eligibility requirements, including U.S. Citizenship, for access to classified information; Ability to obtain and maintain a Top Secret clearance.
HVAC Technician 3 - Washington Metro Area M.C. Dean IncHVAC Technician 3 - Washington Metro AreaWashington, DC$40–$55 / hourExperience working with complex HVAC systems including chillers, boilers, package units, AHUs, and VAV systems (direct digital, pneumatic, and automated controls). Clearance Requirement: Applicants selected will be subject to a government security investigation and may meet eligibility requirements, including U.S. Citizenship, for access to classified information; Ability to obtain and maintain a Top Secret clearance.
HVAC Technician 2 - Washington, DC M.C. Dean, IncHVAC Technician 2 - Washington, DCDistrict of Columbia, Washington, DC$30–$45 / hourFull timeOperate and maintain site-critical Engineering systems and equipment that supply the facility with heat, utility and conditioned water, ventilation, air conditioning and other environmental and critical systems in accordance with diagrams, operating manuals, industry best practices, and manufacturers specifications. Qualifications: Applicant must have a high school diploma or GED with a minimum of 4+ years of experience working with complex HVAC systems and equipment including chillers, boilers, package units, VAV systems (direct digital, pneumatic and automated control systems).
HVAC Technician 3 - Washington, DC (JBAB) M.C. Dean, IncHVAC Technician 3 - Washington, DC (JBAB)District of Columbia, Washington, DCFull timeOperate and maintain site-critical Engineering systems and equipment that supply the facility with heat, utility and conditioned water, ventilation, air conditioning and other environmental and critical systems in accordance with diagrams, operating manuals, industry best practices, and manufacturers specifications. Qualifications: Applicant must have a high school diploma or GED with a minimum of 6+ years of experience working with complex HVAC systems and equipment including chillers, boilers, package units, VAV systems (direct digital, pneumatic and automated control systems).
HVAC Technician 3 - Washington, DC M.C. Dean, IncHVAC Technician 3 - Washington, DCDistrict of Columbia, Washington, DC$40–$47.50 / hourFull timeOperate and maintain site-critical Engineering systems and equipment that supply the facility with heat, utility and conditioned water, ventilation, air conditioning and other environmental and critical systems in accordance with diagrams, operating manuals, industry best practices, and manufacturers specifications. Qualifications: Applicant must have a high school diploma or GED with a minimum of 6+ years of experience working with complex HVAC systems and equipment including chillers, boilers, package units, VAV systems (direct digital, pneumatic and automated control systems).
HVAC Mechanic Johns Hopkins HospitalHVAC MechanicWashington, DCRequired Licensure, Certification, On-going Training: Successful completion of formal training in a state-approved HVACR Journeyman program at a vocational or technical school, college, or apprenticeship sponsor organization. We are committed to creating a welcoming and inclusive environment, where we embrace and celebrate our differences, where all employees feel valued, contribute to our mission of serving the community, and engage in equitable healthcare delivery and workforce practices.