Software Engineer III with TS/SCI Polygraph

Join Deloitte’s AI & Engineering team to help transform technology platforms, accelerate innovation, and support mission-critical outcomes for our clients. In this Software Engineer III role, you will help build secure, scalable solutions that improve process engineering and automation across AI, robotic process automation, agents, and scripting tools. You will work in a delivery environment where development speed, production readiness, and security assurance must operate together from the start. The ideal candidate brings strong engineering discipline, applies secure development practices throughout the software development life cycle, and uses AI-assisted tools to improve delivery quality and efficiency.

Work you'll do

As a Software Engineer III on the Process Engineering and Automation team, you will be responsible for...

• Design, build, and maintain continuous integration/continuous delivery (CI/CD) pipelines that integrate automated testing and security reviews
• Establish and enforce application hardening standards across scripts, platform automations, and AI-enabled web applications
• Lead security reviews for new development work and produce Authority to Operate (ATO)-ready artifacts, including System Security Plan (SSP) sections, control evidence, and Plan of Action and Milestones (POA&M) inputs
• Integrate AI-assisted development and testing tools into team workflows, document best practices, and train peers on secure development methods
• Maintain development and production environments, conduct secure code reviews, monitor security events, and drive remediation while advancing a shift-left testing culture

A successful candidate would possess these skills:

• Ability to work independently and collaborate as part of a team
• Effective written and verbal communication skills
• Meticulous attention to detail and quality of work product
• Ability to build and sustain professional relationships
• Ability to lead projects or workstreams
• Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
• Strong interpersonal skills and professional demeanor
• Ability to meet deadlines
• Ability to provide clear guidance to others

The team

Deloitte’s Government & Public Services (GPS) practice – our people, ideas, technology and outcomes – is designed for impact. Serving federal, state, & local government clients as well as public higher education institutions, our team of professionals brings fresh perspective to help clients anticipate disruption, reimagine the possible, and fulfill their mission promise.

Our Engineering as a Service offering provides end-to-end design, implementation, and technology operations, leveraging our core engineering expertise. We help transform engineering teams, modernize technology, & deliver complex programs with a product engineering mindset. Our flexible delivery models— traditional teams, pools, or pods, are tailored for each client’s needs, offering engineering-led Advise, Implement, & Operate capabilities to accelerate innovation.

Qualifications

Required:

• Bachelor's degree
• 4+ years of experience in application development, including test-driven development
• 4+ years of experience with Python
• 4+ years of experience across the software development life cycle (SDLC)
• 4+ years of experience in security operations and application security practices
• Active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance with polygraph
• Ability to travel 10-25%, on average, based on the work you do and the clients and industries/sectors you serve.
• Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future.

Preferred:

• Experience designing and maintaining continuous integration/continuous delivery (CI/CD) pipelines
• Experience producing Authority to Operate (ATO) documentation, including System Security Plan (SSP) sections, control evidence, and Plan of Action and Milestones (POA&M) inputs
• Experience with GitHub Copilot or large language model (LLM)-based development and test generation tools
• Experience conducting secure code reviews for Python, HTML/CSS, .NET, and PowerShell applications
• Experience establishing application hardening standards for web applications, automations, or scripts
• Experience monitoring production environments for security findings and driving remediation to closure

For individuals assigned and/or hired to work in Maryland, Deloitte is required by law to include a reasonable estimate of the compensation range for this role. This compensation range is specific to Maryland and takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $119,000 to $198,400.

You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance.