Sr. Solution Train Engineer w TS/SCI Polygraph

Leidos has a new and exciting opportunity for a Sr. Solution Train Engineer in our Intel Sector's Cyber & Analytics Business Area (CABA). 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 immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in national security!

Job Description

An experienced, energetic Sr. Solution Train Engineer (STE) is needed to facilitate Solution Train and Agile Release Train (ART) operations for a very large program using the Scaled Agile Framework (SAFe) for a critical program that currently engages a Solution Train and three ARTs. The selected individual will help the Release Train Engineers (RTEs) monitor performance, manage change, resolve impediments, and drive relentless improvement.

The ideal candidate will have considerable prior experience leading agile teams and will have the expertise required to step into a leadership role as a Solution Train Engineer on a large, complex program with exacting interface, performance, and security requirements. Strong communication skills, flexibility, and persistence are a must. Program execution follows DEVOPS best practices and employs robust development, test, and production environments. The program uses Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools.

Leidos is the prime contractor providing system engineering, development, test, integration, and operational support. The program is focused on injecting new technology and adding advanced capabilities while continuing to support an on-going mission and operational system.

Primary Responsibilities

• Facilitate Solution Train and Agile Release Train (ART) operations using the Scaled Agile Framework (SAFe) for a Solution Train and three ARTs.
• Work with the SAFe governance layer participants & stakeholders on program execution.
• Facilitate allocation of work and new resources to ARTs.
• Monitor program performance, resolve impediments, and develop and implement solutions for driving improvement.
• Coordinate schedule execution and plan program-wide software/architecture releases.
• Lead/facilitate Program Increment (PI) Planning, including logistics and technical preparation.
• Lead/facilitate Solution Train planning events and pre- and post- planning meetings.
• Lead/facilitate cross-team collaboration within the program via Scrum of Scrums meetings and other less formal forums in support of development, testing, and deployment efforts.
• Track the execution of features and capabilities through Metrics across the program's agile and DevOps teams.
• Brief customers on the development progress throughout the PI cycle on program status, including the status of testing, deployment, and release readiness.
• Assess skillset needs and collaborate with leadership to staff program openings.
• Provide input on resourcing to address critical bottlenecks.
• Coach teams, Scrum Masters, Product Owners, and Project/Program Leaders in agile practices.
• Promote teamwork to achieve PI goals.
• Guide teams towards agile maturity.
• Foster Communities of Practice and the use of engineering and Built-In Quality practices.

Basic Qualifications

• Bachelor's degree and at least 20 years of relevant experience, or a Master's degree and 15 years of relevant experience. A degree in a technical field is preferred but not required. Additional relevant experience may be substituted for a degree.
• Five (5) or more years of experience working with large software development, systems, integration, and test efforts.
• Seven (7) or more years of experience leading teams or projects.
• Demonstrated experience as a Scrum Master.
• Demonstrated experience as either a Release Train Engineer or Solution Train Engineer.
• Demonstrated experience applying SAFe.
• Ability to understand technical concepts and communicate them effectively to both technical and non-technical audiences.
• Experience working with an Agile software development team, managing project deadlines, ideally in a Scrum Master, Product Owner, or Development Lead role.
• Experience briefing leadership/customers on key status and project progression.
• Experience communicating with and briefing status to external stakeholders, including customer/government representatives.
• Experience using agile project management tools (e.g. Jira, VersionOne, Rally, IBM ELM).
• Ability to thrive in a fast-paced environment across diverse systems and groups.
• Excellent written, verbal, and interpersonal communication skills.
• Must have the ability to manage time extremely well and quickly sense when an issue needs to be addressed or triaged.
• Strong attention to detail and focus on task completion is critical.

• Clearance Required: Must have TS/SCI with Polygraph.

Preferred Qualifications

• Prior experience as a Solution Train Engineer.
• Significant technology experience in software development, test, or systems engineering such that a candidate could qualify on the program as a participant software, test, or systems engineer.
• Previous Release, Project, or Program Management experience.
• Experience working with multi-disciplinary development teams.
• Experience using SAFe as the agile development methodology, including experience participating in a Program Increment Planning session.
• Scaled Agile certification such as SAFe Agilist (SA), SAFe RTE, etc.
• Experience in the software development lifecycle - as a developer, tester, analyst, product manager, project/program manager, etc.
• Experience applying test automation, test-driven development, continuous integration, and continuous deployment to achieve built-in quality.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today.

careers.leidos.com/CONMD

CSSKEY

CONMD

An experienced, energetic Sr. Solution Train Engineer (STE) is needed to facilitate Solution Train and Agile Release Train (ART) operations for a very large program using the Scaled Agile Framework (SAFe) for a critical program that currently engages a Solution Train and three ARTs. The selected individual will help the Release Train Engineers (RTEs) monitor performance, manage change, resolve impediments, and drive relentless improvement.

The ideal candidate will have considerable prior experience leading agile teams and will have the expertise required to step into a leadership role as a Solution Train Engineer on a large, complex program with exacting interface, performance, and security requirements. Strong communication skills, flexibility, and persistence are a must. Program execution follows DEVOPS best practices and employs robust development, test, and production environments. The program uses Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools.

Leidos is the prime contractor providing system engineering, development, test, integration, and operational support. The program is focused on injecting new technology and adding advanced capabilities while continuing to support an on-going mission and operational system.

Primary Responsibilities

• Facilitate Solution Train and Agile Release Train (ART) operations using the Scaled Agile Framework (SAFe) for a Solution Train and three ARTs.
• Work with the SAFe governance layer participants & stakeholders on program execution.
• Facilitate allocation of work and new resources to ARTs.
• Monitor program performance, resolve impediments, and develop and implement solutions for driving improvement.
• Coordinate schedule execution, and plan program-wide software/architecture releases.
• Lead/facilitate Program Increment (PI) Planning, including logistics and technical preparation.
• Lead/facilitate Solution Train planning events and pre- and post- planning meetings.
• Lead/facilitate cross-team collaboration within the program via Scrum of Scrums meetings and other less formal forums in support of development, testing, and deployment efforts.
• Track the execution of features and capabilities through Metrics across the program's agile and DevOps teams.
• Brief customers on the development progress throughout the PI cycle on program status, including the status of testing, deployment, and release readiness.
• Assess skillset needs and collaborate with leadership to staff program openings.
• Provide input on resourcing to address critical bottlenecks.
• Coach teams, Scrum Masters, Product Owners, and Project/Program Leaders in agile practices.
• Promote teamwork to achieve PI goals.
• Guide teams towards agile maturity.
• Foster Communities of Practice and the use of engineering and Built-In Quality practices.

Basic Qualifications

• Bachelor's degree and at least 20 years of relevant experience, or a Master's degree and 15 years of relevant experience. A degree in a technical field is preferred but not required. Additional relevant experience may be substituted for a degree.
• Five (5) or more years of experience working with large software development, systems, integration, and test efforts.
• Seven (7) or more years of experience leading teams or projects.
• Demonstrated experience as a Scrum Master.
• Demonstrated experience as either a Release Train Engineer or Solution Train Engineer.
• Demonstrated experience applying SAFe.
• Ability to understand technical concepts and communicate them effectively to both technical and non-technical audiences.
• Experience working with an Agile software development team, managing project deadlines, ideally in a Scrum Master, Product Owner, or Development Lead role.
• Experience briefing leadership/customers on key status and project progression.
• Experience communicating with and briefing status to external stakeholders, including customer/government representatives.
• Experience using agile project management tools (e.g. Jira, VersionOne, Rally, IBM ELM).
• Ability to thrive in a fast-paced environment across diverse systems and groups.
• Excellent written, verbal, and interpersonal communication skills.
• Must have the ability to manage time extremely well and quickly sense when an issue needs to be addressed or triaged.
• Strong attention to detail and focus on task completion is critical.

• Clearance Required: Must have TS/SCI with Polygraph.

Preferred Qualifications

• Prior experience as Solution Train Engineer.
• Significant technology experience in software development, test, or systems engineering such that a candidate could qualify on the program as a participant software, test, or systems engineer.
• Previous Release, Project, or Program Management experience.
• Experience working with multi-disciplinary development teams.
• Experience using SAFe as the agile development methodology, including experience participating in a Program Increment Planning session.
• Scaled Agile certification such as SAFe Agilist (SA), SAFe RTE, etc.
• Experience in the software development lifecycle - as a developer, tester, analyst, product manager, project/program manager, etc.
• Experience applying test automation, test-driven development, continuous integration, and continuous deployment to achieve built-in quality.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today.

careers.leidos.com/CONMD

CSSKEY

CONMD

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:
January 29, 2026

For 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.

Pay Range:
Pay Range $154,050.00 - $278,475.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. 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.