1,104 Results for

Senior Security Jobs in Lexington, MA

Jobs

New!

Concord, MAToday

$82,550–$149,225

Conduct ISR/FSO duties in the following areas: process of Prime and Sub DD254s; escorting uncleared personnel/visitors; maintain facility checklists; conduct routine inspections; maintain databases; respond to emerging security-related issues; process outgoing visit requests and validate incoming visit requests; management, maintenance and accreditation preservation of Open Storage Area (OSA). If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

New!

Waltham, MAToday

$182,300–$291,500

You will lead a team that operates at the modern data stack — Snowflake, dbt, Dagster, DataHub, and a maturing portfolio of streaming, ML, and agentic capabilities — while embedding agentic development practices (Claude Code, Cursor, MCP-based tooling, AI-assisted code review and data quality) as the default way our engineers, analytics engineers, and embedded BI teams build and ship. You will translate complex business questions into durable technical strategy, set the platform direction that the central Data, Analytics & Insights (DAI) organization and embedded BU analytics teams build on, and serve as the senior technical voice partnering with Data Science/ML, Central Analytics, Technical Product Management, IT, and business leadership.

Boston, MA30+ days ago

$245,000–$305,000 Per Year

Across the healthcare ecosystem, we’re helping our clients unlock critical insights to track detailed patient behaviors and treatment patterns, identify gaps in care, address unmet patient needs, and reduce the global burden of disease. We carefully consider multiple business-related factors when determining compensation, including job-related skills, work experience, geographic work location, relevant training and certifications, business needs and market demands.

New!

Boston, MA5 days ago

$85,000–$171,000

The team provides support and oversight of various aspects of Fidelity’s registered and private funds and investment advisory services, including liquid alternatives, business development companies, hedge funds, private equity, hybrid funds, and insurance-related products. Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others.

New!

Derry, NH5 days ago

$89,000–$180,000

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. As a Senior Manager of Regulatory and Policy Oversight for Alternatives and Digital Assets in Asset Management’s Treasurers Office, you will be essential in supporting emerging regulatory requirements, accounting and financial reporting policies for Fidelity’s evolving alternative and digital asset products.

New!

Merrimack, NHToday

Information TechnologyPlease be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. You will have the opportunity to build applications using Java, Spring Boot, REST APIs, Angular/React, Apache Camel (nice to have), Cassandra, YugabyteDB, Oracle/RDS, AWS and GO.

New!

Merrimack, NH5 days ago

$85,000–$171,000

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career.

New!

Boston, MA4 days ago

$170,000–$200,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. 2. Data Engineering Support: Work collaboratively to support the business by creating seamless integrations between the Fountain Life Platform and diverse data vendors, ensuring data consistency, reliability, and security.

New!

Boston, MA4 days ago

$40–$52 Per Hour

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. From AI-powered IP video surveillance to cloud-connected access control, you’ll help deploy security platforms that power some of the most advanced hospitals, data centers, universities, and industrial facilities in the country.

Bedford, MA13 days ago

$90,220–$185,000 Per Year

The Air Force Program Execution Office for Intelligence, Surveillance, Reconnaissance and Special Operations (PEO ISR SOF) has the collective Air Force Materiel Command (AFMC) mission responsibility to manage and execute the modernization, development, testing, production, fielding, and sustainment of the ISR SOF portfolio, which includes over 200 programs for the United States Air Force (USAF) and foreign allies. Experience leading Agile SW development initiatives and DevSecOps projects; experience in delivering solutions in high-security environments; experience in building end-to-end DevSecOps environments while driving iterative deliveries through Agile and CI/CD practices.

New!

Bedford, MA2 days ago

$96,757–$120,000 Per Year

The C2ISR Division provides worldwide life cycle support across the spectrum of the C2ISR capabilities based enterprise, including supply, distribution, materiel management, acquisition, system engineering and maintenance, financial planning and budgeting, security, flight test, and contracting functions. EPASS support is required to execute the major GNS programs in support of the C2ISR Division, to include AF DCGS Network Infrastructure Transformation (NIT), Extended Tether Program (ETP), and Global Command and Control System – Air Force Infrastructure (GCCS-AF (I)).

New!

Boston, MA6 days ago

$63,590–$121,530 Per Year

Auto Appraiser, you will within defined guidelines and framework responsible for the investigation, negotiation, evaluation and appraisal of vehicle damage claims for both repairable and total loss vehicles to ensure estimate accuracy in compliance with state laws and regulations. Responsible for reviewing additional damages received from repair facilities to either complete a supplement or triage to field provider method of inspection.

Bedford, MA7 days ago

$90,220–$175,000 Per Year

We are in need of highly skilled and experienced Senior Enterprise Architect to help provide guidance to program leadership, external partners, and a prime contractor to deliver solutions that meet the evolving needs of the warfighter and propel strategic national security objectives. Enhance the operational stability, resilience, scalability, and security of mission-critical systems and major commands and warfighters globally.

New!

Bedford, MA2 days ago

$90,220–$140,000 Per Year

DCS has an exciting opportunity for a SeniorConfiguration Manager providing support to the Air Force Life Cycle Management Center-Ground Base Air Defense Sensor division (AFLCMC/ESG). Support engineering assessments and maintain documentation required for audits such as Physical Configuration Audits (PCA) and Functional Configuration Audits (FCA).

New!

Westborough, MAToday

$102,000–$220,000

In this role, you’ll make an impact in the following ways: Lead multiple teams of Regulatory Administration and Filings staff providing clients with legal guidance on SEC filings such as prospectuses, proxy statements, and board minutes. BNY Mellon can act as a single point of contact for clients looking to create, trade, hold, manage, service, distribute or restructure investments & safeguards nearly one-fifth of the world's financial assets.

Boston, Massachusetts11 days ago

Remote

$45–$50 Per Hour
Contractor

You will play a critical role in measuring and enhancing our visibility across traditional search engines and next-generation discovery platforms, including GenAI search platforms like Google AI Overviews, ChatGPT, Perplexity, and Gemini. The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment.

Bedford, MA13 days ago

$90,220–$175,000 Per Year

The Air Force Program Execution Office for Intelligence, Surveillance, Reconnaissance and Special Operations (PEO ISR SOF) has the collective Air Force Materiel Command (AFMC) mission responsibility to manage and execute the modernization, development, testing, production, fielding, and sustainment of the ISR SOF portfolio, which includes over 200 programs for the United States Air Force (USAF) and foreign allies. Experienced in requirements development, production and deployment, and operation and support, architectures development & implementation, modeling & simulation including but not limited to Model Based Systems Engineering principles, verification & validation, technical data package development and sustainment, and principles of configuration management.

New!

Revere, MA1 day ago

$33–$43.41 Per Hour

Ability to read and speak the English language sufficiently to understand traffic signs, communicate with traffic safety officials and to respond to official inquiries and directions in accordance with FMCSA enforcement guidance. Actual pay is determined by several job-related factors permitted by law and relevant to the position, including, but not limited to, experience relative to the job, tenure, market level, pay at the location for this job, performance, schedule, and work assignment.

New!

East Boston, MA6 days ago

$33–$43.41 Per Hour

Burlington, MA19 days ago

Paragon offers a wide range of environmental investigation, consulting, compliance, and remediation services as well as IT solutions, Facility O&M, Materiel Support, Supply and Security to both private- and public-sector clients throughout Alaska and the Continental U.S. Paragon’s experienced professional staff is dedicated to producing high-quality documentation and providing safe field execution to support its clients’ projects in line with local, state and federal guidelines and regulations. Level of Experience Requirements: 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.

New!

Dedham, MA2 days ago

As an Advanced Software Engineer, working on the Encryptor Manager, youll be a member of a cross-functional team responsible for developing mission-critical Cybersecurity Manager Applications for a rapidly growing product line. Our company engineers a diverse portfolio of high technology solutions, products, and services that enable customers to successfully execute missions across all domains of operation.

New!

Hudson, NHToday

Information TechnologyPlease be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. This role directly supports the day-to-day and long-term security needs of the mainframe environment, ensuring that identity controls, system configurations, access provisioning, and monitoring functions remain accurate, compliant, and highly reliable.

New!

Nashua, NH4 days ago

$59–$64 Per Hour

Utilize CAD tools (PTC Creo or similar) to design components, systems, and sub-systems, and modify existing designs to improve production outcomes. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from HEPCO, Inc and its affiliates, and contracted partners.

Boston, MA10 days ago

Remote

Can you tell me what the person's day to day will be like: A lot of coordination among *** teams and the Roots vendor partner to ensure alignment of roadmaps and current work. Proven ability to lead and coordinate cross-functional teams, driving collaboration and consensus across distributed teams.

New!

Randolph, MA6 days ago

$127,300–$165,500

Saab Inc., Autonomous and Undersea Systems division is seeking an innovative and experienced Senior Staff Electrical Engineer to support our growing team working on Autonomous Underwater Vehicles (AUVs) and Remotely Operated Vehicles (ROVs). Our AUVs, UUVs, and ROVs span AC power (shore and charging equipment), DC power (battery systems and conversion), sensor integration, and electromechanical (propulsion, motors, servos, actuators) integration.

New!

Bedford, MA4 days ago

$155,000–$175,000 Per Hour

Support digital engineering concepts and techniques throughout the program lifecycle, including Model Based Systems Engineering (MBSE). System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

New!

Bedford, MA4 days ago

$155,000–$165,000 Per Year

Conduct reviews on program portfolio to evaluate, recommend alternative plans, improve systems engineering programs/processes, manage/sustain program technical baseline, and design/perform system level tests to ensure subsystem and system performance in accordance with specifications. Perform program reviews to evaluate alternative proposed plans, systems engineering programs, and design/test results ensuring subsystem and system performance meet program specifications.

New!

Newton, MA1 day ago

$127,300–$180,600

Saab Inc., Autonomous and Undersea Systems division is seeking an innovative and experienced Senior Staff Mechanical Engineer to implement product design requirements in the form of pressure vessels, electro-mechanical assemblies, vehicle control schemes, propulsions systems, and environmental analyses for autonomous Unmanned Surface/Underwater Vehicles (aUSVs/aUUVs, AUVs) and Remotely Operated Vehicles (ROVs). · Demonstrated performance and expertise in the elements of Mechanical design, such as analysis and implementation of requirements, developing design concepts, evaluating designs, technical and design reviews.

New!

Boston, MA5 days ago

$92,300–$166,850

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

New!

Boston, MAToday

Remote

$99,153.60–$158,631.20

Perform advanced Epic builds, configurations, customizations, and modifications including security changes, order sets, templates, scheduling logic, provider setup, and integrated workflows. Serves as a senior Epic application subject matter expert responsible for the design, build, testing, implementation, integration, and ongoing support of Epic applications and related operational processes.

New!

Woburn, MAToday

$138,900–$180,600

Saab Inc.'s Autonomous and Undersea Systems (AUS) division is seeking an innovative and experienced Senior Software Engineer to participate on technical teams defining, architecting, implementing, integrating, verifying, delivering, and maintaining software products and solutions for autonomous Unmanned Surface/Underwater Vehicles (USVs/UUVs/AUVs) and Remotely Operated Vehicles (ROVs). As the successful candidate for this role, you will be a key contributor to the Saab AUS team, helping to expand our portfolio of products, technologies, and capabilities, and in the process gaining tremendous experience with unmanned maritime software and systems.

New!

Framingham, MA5 days ago

$92,300–$166,850

Clients requiring subject matter expertise consulting could include private equity, infrastructure and hedge funds, investment and commercial banks, private developers, legal and financial advisors, original equipment manufacturers, DOE, and EIA, among others. Our services include engineering, planning, project management, construction management, and commissioning for electric power substations and transmission and distribution lines; protection and controls design; and electrification programs.

New!

Andover, MAToday

These roles involve maintaining a safe and secure environment, conducting regular patrols, responding to incidents, enforcing post procedures, and representing Securitas with professionalism, vigilance, and integrity. Helpfulness:As part of an on-going effort to ensure safety, Securitas employees are always ready to help if an incident occurs that requires intervention regardless of whether or not it is directly related to their job.

New!

Bedford, MAToday

New!

Watertown, MA6 days ago

Oversight of data collection tools (EDC, DTAs, EDC integrations) and essential documents (DMP, UAT Documents, data edit specifications, annotated case books and data entry guidelines). Contribute to the development of lessons learned and best practices as well as help develop SOPs and internal working procedures and process improvement initiatives.

New!

Lynn, MA2 days ago

$80,000–$97,000 Per Year

The Senior Benefits Administrator partners closely with Human Resources, Finance, vendors, and employees to deliver high-quality benefits services and support. Lead the day-to-day administration of all employee benefits programs, including medical, dental, vision, life insurance, disability, retirement plans, wellness initiatives, and other voluntary plans.

New!

Hudson, NHToday

$20–$20

Mobile Officers are expected to maintain vigilance and attentiveness to activities in parking lot areas and building exteriors, ensuring ability to identify and de-escalate various safety concerns on client property. Our Security Officer positions help maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations.

New!

Framingham, MAToday

$73,450–$132,775

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. April 27, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

New!

Nashua, NHToday

$18–$18

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. If you have retail, food service or hospitality industry background you are a great fit for this role; if not, we will provide you with the training and everything you need for a great introduction to a career in the security industry.

New!

Litchfield, NHToday

$19–$19

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. If you have retail, food service or hospitality industry background you are a great fit for this role; if not, we will provide you with the training and everything you need for a great introduction to a career in the security industry.

New!

Salem, NHToday

$24–$27

Under the direction of the Account Manager, this position assists with the coordination of all aspects of executing our security contract at the assigned location, including assigning work tasks to Security Officers and directing their work throughout the day. Responds to minor incidents (internal to Security Officers and/or external to client location) that occur, ensuring appropriate action is taken, all reports are properly completed, and appropriate parties are notified in a timely manner.

New!

Merrimack, NHToday

United through our common purpose, we provide the security needed to safeguard our clients' assets and people. The FLEX Officer is someone that reports directly to the Field Operations Supervisor and helps fill in at various sites.

New!

Allston, MA6 days ago

$48,000–$91,000

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career.

New!

Nashua, NHToday

$21–$21

Incident Reporting: Document and report incidents, suspicious activity, breaches of security, or safety concerns in clear, accurate, and detailed reports for further action or investigation. This role involves monitoring premises for suspicious activity, enforcing rules and regulations, providing a visible security presence, and responding to incidents or emergencies.

New!

Nashua, NHToday

Our Patrol Security Officer positions help maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. Private Security Officers play a key role in deterring criminal activity, ensuring a safe environment, and maintaining order.

New!

Litchfield, NHToday

$17.50–$18.50

Our Patrol Security Officer positions helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. Private Security Officers play a key role in deterring criminal activity, ensuring a safe environment, and maintaining order.

New!

Shrewsbury, MAToday

$17.50–$19

Our Receptionist / Patrol Officer positions helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. · Incident Reporting: Document and report incidents, suspicious activity, breaches of security, or safety concerns in clear, accurate, and detailed reports for further action or investigation.

New!

Hudson, MAToday

$21–$21

Our Receptionist / Patrol Officer positions helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. Private Security Officers play a key role in deterring criminal activity, ensuring a safe environment, and maintaining order.

New!

Marlborough, MAToday

$21–$22

Our Receptionist / Patrol Officer positions helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. Private Security Officers play a key role in deterring criminal activity, ensuring a safe environment, and maintaining order.

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Senior Security Jobs in Lexington, MA

Senior Industrial Security Representative/Facility Security Officer Leidos

Senior Director, Data Engineering Global Partners

Sr. Director, Infrastructure, SRE, & Security Komodo Health

Senior Manager, Advisor Oversight - Alternative Investments Fidelity Investments

Senior Manager, Asset Management – Financial Reporting, Accounting & Regulatory Policy Fidelity Investments

Senior Full Stack Engineer Fidelity Investments

Senior Manager, Asset Management Compliance - Alternatives Manager Oversight Fidelity Investments

Senior Software Engineer Jobot

Security Installation Specialist Jobot

Program Manager, Senior - Secret DCS Corporation

Test Manager, Senior - TS DCS Corporation

Sr. Auto Appraiser - Field USAA

Enterprise Architect, Senior - TS DCS Corporation

Configuration Manager, Senior - Secret DCS Corporation

Senior Vice President, Regulatory Administration/Filings Manager BNY

US - Staffing - Senior Organic Search Analyst Pinnacle Technical Resources

System Engineer, Senior - Secret DCS Corporation

Sr. Vehicle Maintenance Technician/DOT/CDL FedEx

Sr. Vehicle Maintenance Technician/DOT FedEx

Armed Security Transportation Officer PARAGON PROFESSIONAL SERVICES LLC

Senior Full Stack Engineer (Java/React) Axelon

Senior Systems Services and Support Analyst Fidelity Investments

Sr Mechanical Designer (On-site) HEPCO, Inc.

Senior Project Manager (Vendor Engagement) Axelon

Senior Staff Electrical Engineer Saab

Sr. Engineer - TS Clearance System One

Sr. Systems Engineer System One

Senior Staff Mechanical Engineer Saab

Substation Senior Civil/Structural Engineer Leidos

SR IT EPIC ANALYST Cadence/Referrals Boston Children's Hospital

Senior Software Engineer Saab

Senior Civil/Structural Engineer Leidos

Weekend Security Officers - North of Boston / Merrimack Valley, MA Securitas

Security Officer - North of Boston / Merrimack Valley, MA Securitas

Senior Manager/Associate Director, Clinical Data Management Clinical Dynamix, Inc.

Senior Benefits Administrator - hybrid Element Care

Mobile Security Officer - $20/hr - Nashua, NH Securitas

Senior Energy Advisor Leidos

Retail Security Officer - $18/hr - Nashua, NH Securitas

Weekend Security Officer - $19/hr Securitas

Assistant Director of Security - Salem, NH Securitas

NH FLEX Security Officer - $21+/hr Securitas

Security Guard Fidelity Investments

Security Officer - $21/hr - Hudson, NH Securitas

Part-Time Retail Security Officer - $17.50+/hr Securitas

Retail Security Officers - $17.50+/hr Securitas

Part-Time Security Officer - Auburn, MA Securitas

Full-Time Hospital Security Officer - Marlborough, MA Securitas

Part-Time Hospital Security Officer - Marlborough, MA Securitas

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