Marlborough, Massachusetts, United States · On-site
$108k–$205k/yr
Date Posted: 2026-07-25 Country: United States of America Location: US-MA-MARLBOROUGH-MA4 ~ 1001 Boston Post Rd ~ BLDG 4 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: C++, Real-time Operating Systems (RTOS), Embedded Programming, Linux, VxWorks
Marlborough, Massachusetts, United States · On-site
$87k–$165k/yr
Date Posted: 2026-07-25 Country: United States of America Location: US-MA-MARLBOROUGH-MA4 ~ 1001 Boston Post Rd ~ BLDG 4 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: C++, Real-time operating systems (RTOS), Embedded programming, Linux, VxWorks
Marlborough, Massachusetts, United States · On-site
$132k–$252k/yr
Date Posted: 2026-07-25 Country: United States of America Location: US-MA-MARLBOROUGH-MA4 ~ 1001 Boston Post Rd ~ BLDG 4 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: C++, Real-time operating systems (RTOS), Embedded programming, Linux, VxWorks
Marlborough, Massachusetts, United States · On-site
$69k–$131k/yr
Date Posted: 2026-07-25 Country: United States of America Location: US-MA-MARLBOROUGH-MA4 ~ 1001 Boston Post Rd ~ BLDG 4 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: C++, Software Development Lifecycle, Agile, UML, Object-Oriented Analysis and Design
Largo, Florida, United States · On-site
$108k–$205k/yr
Date Posted: 2026-07-24 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: Systems Integration, Test Hardware Development, Test Software Development, NI TestStand, LabVIEW
Marlborough, Massachusetts, United States · Hybrid
Springwell is seeking a Protective Services Worker to join our dynamic team! The compensation for this role is $33.33/hr for a 37.5 hour work-week. DESCRIPTION:Investigate reports of abuse, neglect, financial exploitatio…
Skills: Crisis Intervention, Case Management, Investigations, Risk Assessment, Elder Services
Marlborough, Massachusetts, United States · On-site
$157k–$299k/yr
Date Posted: 2026-07-24 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: C++, Real-time operating systems (RTOS), Embedded programming, UML, Object-Oriented Analysis and Design (OOA/D)
Marlborough, Massachusetts, United States · On-site
$57k–$109k/yr
Date Posted: 2026-07-23 Country: United States of America Location: US-MA-MARLBOROUGH-MA2 ~ 1001 Boston Post Rd ~ BLDG 2 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: C++, C, Java, Data Structures, Algorithms
Marlborough, Massachusetts, United States · On-site
$87k–$165k/yr
Date Posted: 2026-07-23 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active an…
Skills: Systems Integration, Systems Testing, Hardware Troubleshooting, Data Analysis, Radar Systems
Tucson, Arizona, United States · Hybrid
$69k–$131k/yr
Date Posted: 2026-07-23 Country: United States of America Location: US-MA-WOBURN-WB2 ~ 225 Presidential Way ~ GODDARD BLDG Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. ci…
Skills: Financial Planning & Analysis, Program Controls, Earned Value Management, Estimate At Completion (EAC), SAP
Andover, Massachusetts, United States · Hybrid
$108k–$205k/yr
Date Posted: 2026-07-22 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. cit…
Skills: Earned Value Management, Financial Analysis, SAP, APEX, MS Excel
Marlborough, Massachusetts, United States · On-site
$87k–$165k/yr
Date Posted: 2026-07-22 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: HVAC Design, Mechanical Engineering, AutoCAD, Revit, Load Calculations
Marlborough, Massachusetts, United States · On-site
$87k–$165k/yr
Date Posted: 2026-07-21 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: Logistics Engineering, Proposal Leadership, Integrated Product Team Leadership, Logistics Support, Technical Manual Development
Andover, Massachusetts, United States · Hybrid
$87k–$165k/yr
Date Posted: 2026-07-21 Country: United States of America Location: US-MA-WOBURN-WB2 ~ 225 Presidential Way ~ GODDARD BLDG Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. ci…
Skills: Earned Value Management, Financial Analysis, FP&A, SAP Financials, Cost and Schedule Control
Marlborough, Massachusetts, United States · On-site
$108k–$205k/yr
Date Posted: 2026-07-20 Country: United States of America Location: US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: Systems Integration, Requirements Analysis, Procedure Development, Test Execution, Digital Engineering Tools
Marlborough, Massachusetts, United States · On-site
$69k–$131k/yr
Date Posted: 2026-07-20 Country: United States of America Location: US-MA-MARLBOROUGH-MA2 ~ 1001 Boston Post Rd ~ BLDG 2 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: C++, C#, Java, Agile, Scrum
Marlborough, Massachusetts, United States · On-site
$108k–$205k/yr
Date Posted: 2026-07-20 Country: United States of America Location: US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citi…
Skills: Cloud Architecture, Systems Engineering, AWS, Azure, GCP
Marlborough, Massachusetts, United States · On-site
$108k–$205k/yr
Date Posted: 2026-07-17 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: Reliability Engineering, Failure Analysis, Quality Engineering, FMECA, FDFI
Aberdeen, Maryland, United States · On-site
$132k–$252k/yr
Date Posted: 2026-07-16 Country: United States of America Location: US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: Program Management, Cost Management, Schedule Management, Technical Execution, Contract Management
Marlborough, Massachusetts, United States · On-site
$57k–$109k/yr
Date Posted: 2026-07-15 Country: United States of America Location: US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The abili…
Skills: Mechanical Design, CAD Software, CREO, GD&T, Mechanical Tolerance Analysis
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Lead the full software development lifecycle from architecture and design through integration and field support. Collaborate within cross-disciplined integrated product teams using agile techniques to develop strategic communication software.
Requires a STEM degree with at least 8 years of experience (or 5 with an advanced degree) and an active U.S. government Secret security clearance. Must have expertise in C++, RTOS, and embedded programming within a collaborative team environment.
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance 

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.
Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.
Raytheon Company, Managed by Collins Aerospace
Collins Aerospace, an RTX company, is a leader in engineering and proposal teams to successfully execute programs and prepare responsive proposals aimed at making the world a safer place. Come support those who provide us with all the freedoms we enjoy. Our commitment to providing an environment that supports innovation, teamwork, and growth opportunities are primary reasons engineers come to work at RTX.
The Strategic Communication Software (SW) Engineering Department has an opportunity for a talented Principal Software Engineer to join our team.
Participate on collaborative, cross-disciplined integrated product teams, often employing agile software development techniques
Responsible for the full lifecycle of product development, from architecture and design, through integration, test, and field support
Work and learn the highest software engineering process maturity level as recognized by the Software Engineering Institute
Experience in Software Engineering to include experience working various phases of the software development lifecycle
Prior experience in leading a small engineering team
Experience with Software Development Using C++
Experience with real-time operating systems (RTOS), embedded programming, processor/board architecture and design
Working knowledge of Linux, VxWorks or other Real time operating systems
Experience working in a collaborative team environment that requires communication with other engineering disciplines, Program, and external stakeholders
Active and transferable U.S. government issued security clearance is required prior to start date
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
Applied experience in Unified Modeling Language (UML) and Object-Oriented Analysis and Design (OOA/D)
Understanding of standard system engineering design artifacts such as Use Cases and SysML diagrams.
Experience with Agile lifecycle process including Scrum, Continuous Integration, and Test-Driven Development Methodologies
Experience with DevOps, Jenkins and automated testing
Experience with Model Driven Development
Experience with software integration on custom hardware
FPGA interfaces (memory mapped and SW/FW messaging) experience
Working experience with Microservice Architectures and Containerized Applications
Versal (ARM assembly) knowledge
Performance optimization experience
CORBA experience
Scripting language (e.g. Python)
Some of our competitive benefits package includes:
Medical, dental, and vision insurance
Three weeks of vacation for newly hired employees
Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
Tuition reimbursement program
Student Loan Repayment Program
Life insurance and disability coverage
Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
Birth, adoption, parental leave benefits
Ovia Health, fertility, and family planning
Adoption Assistance
Autism Benefit
Employee Assistance Plan, including up to 10 free counseling sessions
Healthy You Incentives, wellness rewards program
Doctor on Demand, virtual doctor visits
Bright Horizons, child and elder care services
Teladoc Medical Experts, second opinion program
Eligible for relocation
And more!
Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.
*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.
Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.
Apply now and be part of the team that’s redefining aerospace, every day.
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.
Click on this link to read the Policy and Terms
RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.
Offices: Arlington, VA, US
Based on 69 listings with disclosed salaries, most government & public sector jobs in Marlborough, MA pay between $69k–$205k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 70 open government & public sector positions in Marlborough, MA listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include RTX, Advocates, FishEye Software, Inc., Konica Minolta Business Solutions U.S.A., Inc., Springwell, Inc., among others. Browse the listings above to see every active employer.
Yes — 5 of the 70 open government & public sector positions offer remote or hybrid work (1 remote, 4 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
