Career Level Systems Engineer, Nashua, NH

National Security & Defense At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

As a Center of Excellence for software development, JSEC provides an environment where innovative ideas flourish. We bring together skilled engineers and domain experts into high performing, agile teams empowered to deliver mission-critical solutions.

We develop and deliver end-to-end operational software for use in the field. Today, our software is used around the world to support real-time operations. Our teams use modern architecture for web and mobile deployments, leveraging both operational and technical subject matter expertise to harness new technologies and deliver next-generation tools. Our responsibilities span the full-stack spectrum including back-end data services and front-end development using Agile and DevOps best practices.

As a member of an Agile Development Team, you will participate in the development and verification activities to deliver quality and innovative software to our users on a cadence. You will collaborate with development teams, users and stakeholders to ensure our software and solutions meet established acceptance criteria, architecture, requirements and the needs of our users in their operational environment. Working with other teams, end-users, operational Subject Matter Experts (SME) and stakeholders during each Agile Sprint and Program Increment, you will help ensure that we continue to provide high quality, accurate, state-of-the art solutions to the operational field.

Responsibilities: 

Work scope may include the following duties:

• Work with customers to solicit, analyze and decompose/translate requirements, user needs, and systems interfaces to support mission planning capability design and development by our Agile teams

• Work with Product Managers, Product Owners, SMEs, architects and the customer’s representatives to plan Features, User Stories, Acceptance Criteria, and product releases

• Validate software functionality and behavior to ensure requirements and mission needs are met, including avionics data compliance with Interface Control Documents (ICD)

• Champion the end-user perspective and aircraft mission needs to our teams, ensuring they are properly addressed in design and development efforts

• Support and participate in Integration and Test (I&T) activities as products and solutions are developed. This includes supporting aircraft or test bench load testing as applicable

• Analyze ICDs and mission data mapping

• Prepare and present technical briefings and White Papers to customer management and staff

• Assist in preparing proposals, project plans, estimates/quotations, RFIs, and process improvements as required

• Investigate aeronautical and mission data issues; analyze impacts, and develop solutions and alternatives

• Investigate software discrepancy reports, bugs and integration issues to help determine cause and timely resolution

• Coordinate, prepare, review and maintain product-related documentation

• Support planning and execution of mission database load tests in lab environment and/or on-aircraft

*This list is not intended to be all-inclusive and may be expanded to include other duties and responsibilities.

Here's what you'll need

Knowledge, Skills & Abilities:

• Knowledge of route planning related data (e.g., aircraft route data, DAFIF, ARINC-424 or similar data specifications)

• Knowledge of aircraft, weapons, mission planning, and military air operations 

• Familiarity with various flight management systems and/or applicable mission data

• Analytical skills to include tasks such as: decomposition of requirements, ICD and data analyses, software bug investigation, and software functional performance evaluation

• Knowledge or experience with SysML, UML, or Software Engineering experience with UML diagraming

• Good communication skills, both oral and written, with ability to clearly convey complex technical concepts to developers and technical staff as well as non-technical users

• Able to employ appropriate documentation and design diagrams to ensure collaborative understanding of technical matters among stakeholders 

Must be a US Citizen

Clearance Required: 

Must have the ability to obtain and maintain a security clearance, US DoD Secret or Higher

Minimum Years of Experience:  BS degree from an accredited school and at least four (4) years of related experience, or a MS degree from an accredited school and at least two (2) years of related experience

Travel Requirements: Work may require occasional travel

Work Schedule/Location: Our team works on a compressed 9/80 schedule. Hybrid w. at least 2 days in office at the Nashua location are required

Posted Salary Range: Minimum

140,000.00

Posted Salary Range: Upper

180,000.00

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, paid time off, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

The base salary range for this position is $140,000.00 to $180,000.00. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Job posted on May 21, 2026. This position will be open for at least 3 days.

We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support .

Locations

City State Country
Nashua	New Hampshire	United States