Software Engineer II

Attainx Inc; Herndon (VA); Hybrid; USD 101,000 - 105,000; Full time

Benefits offered by this job

Paid vacation

Medical, dental, and vision insurance

401(k) plan with matching

Tuition/training reimbursement

Disability coverage

Job summary

AttainX, Inc. is seeking a Software Engineer II to support the DHS, CISA, IRME program.

The role focuses on software engineering analysis, modernization planning, and system sustainment, including assessing components, data flows, and performance to define measurable outcomes. The candidate should have a BS in a related field and 3–5 years of experience with APIs, cloud-based solutions, testing, and system integration; US citizenship is required for DHS access.

Qualifications

• A bachelor’s degree in computer science, software engineering, or a related field is preferred; equivalent education and experience may be considered.
• 3–5 years of software engineering experience including design, API integration, cloud-based solutions, and testing.
• Experience with system integration, lifecycle delivery, and modern software design.
• Proficiency with version control, code review, and automated builds.
• Familiarity with security risks, performance bottlenecks, and dependencies.

Responsibilities

• Assess software components, interfaces, cloud dependencies, data flows, and analytical workflows.
• Analyze technical debt, performance bottlenecks, security vulnerabilities, and reliability concerns; document risks.
• Support stakeholder interviews to define requirements and candidate capabilities.
• Document workflows, constraints, and modernization goals; evaluate engineering alternatives.
• Provide inputs to modernization roadmap, plans, and risk analyses.
• Define measurable success criteria and traceability for milestones and validation.
• Prepare engineering assessments, briefings, and demonstrations for governance.
• Maintain knowledge repositories and transition materials.

Skills

Software engineering

API integration

Cloud computing

System integration

Microservices

Version control

Automated builds

Performance testing

Security considerations

Education

Bachelor's degree in computer science

Tools

Git

AWS

Jenkins

Docker

Kubernetes

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Software Engineer II

Full Time Professional Arlington, VA, US

Salary Range: $101,000.00 To $105,000.00 Annually

Job Title: Software Engineer II

Location: Remote/Hybrid - DHS CISA and authorized contractor facilities — 4200 Wilson Boulevard and 4601 N. Fairfax Drive, Arlington, VA 22203. Telework only with Government approval.

Work Schedule: Monday through Friday.

Security Requirements: Tier 4 background investigation required; must obtain and maintain a favorable DHS/CISA IRME suitability/fitness determination/public trust and required facility and system access.

Work Authorization: U.S. citizenship required for DHS IT system access. Must be authorized to work in the United States.

AttainX is seeking a Software Engineer II to support the Department of Homeland Security (DHS), Cybersecurity and Infrastructure Security Agency (CISA), Infrastructure and Risk Modeling Environment (IRME). This senior role provides software engineering analysis and technical planning for modernization and sustainment. The engineer assesses system behavior, interfaces, dependencies, reliability, and performance and helps define measurable requirements and modernization outcomes.

Qualifications and Education Requirements:

• A bachelor’s degree in computer science, software engineering, engineering, or a related field is preferred; equivalent education, training, and relevant experience will be considered.
• A minimum of 3-5 years of related experience in software engineering, including application design and development, API integration, cloud-based solutions, system integration, and software testing.
• Experience in software engineering, system integration, and lifecycle delivery.
• Experience designing modular software, APIs, microservices, and cloud-based applications.
• Proficiency with relevant programming languages and engineering practices, including version control, code review, and automated builds.
• Experience defining test criteria and performing integration, performance, regression, and operational validation testing.
• Experience analyzing dependencies, reliability, security risks, and performance bottlenecks.
• Familiarity with identity protocols, data exchange, enterprise monitoring, and secure development.
• Federal security and accessibility experience, analytical modeling, simulation, and geospatial applications are preferred.
• AWS Certified Developer – Associate, AWS Certified DevOps Engineer – Professional, or an equivalent certification relevant to the supported technology environment is highly preferred.
• Must be a US Citizen able to obtain and maintain a DHS CISA IRME Public Trust clearance.

Job Duties:

• Assess software components, interfaces, cloud dependencies, data flows, and analytical workflows as part of the comprehensive system assessment.
• Analyze technical debt, performance bottlenecks, security vulnerabilities, and reliability concerns; document engineering risks and recommendations.
• Support stakeholder interviews and working sessions to define functional and nonfunctional software requirements and candidate capabilities.
• Document current workflows, integration constraints, operational pain points, and engineering modernization goals.
• Evaluate engineering alternatives and reuse of existing DHS or interagency analytical, geospatial, and data capabilities.
• Provide effort, resource, cost-benefit, and risk analysis inputs to the modernization roadmap and project plans.
• Define measurable technical success criteria and requirements traceability to support milestone reviews and later capability validation.
• Support project methodology selection, iterative planning, dependency tracking, and technical performance monitoring.
• Prepare engineering assessments, systems documentation, briefings, and demonstrations supporting Government governance and decision-making.
• Maintain engineering knowledge repositories, decisions, process descriptions, and technical transition materials to support continuity.

Non-Essential Functions:

Other related duties as assigned.

About Us

AttainX, Inc. delivers technology solutions, software products, and professional services to Federal Government customers. Our people are central to achieving our customers’ missions. We support quality, collaboration, and employee growth through teamwork and professional development.

We are proud to offer competitive compensation and benefits packages, including paid vacation, medical, dental, and vision insurance, a matching 401(k) plan, tuition/training reimbursement, and long- and short-term disability coverage, subject to plan terms and eligibility.

EEO Commitment:

AttainX is an equal employment opportunity employer committed to a workplace free from discrimination. We provide equal opportunity to applicants and employees without regard to race, color, religion, sex, national origin, age, disability, protected veteran status, or any other status protected by applicable law.

Accommodations:

Applicants and employees who need a reasonable accommodation for the application process or to perform essential job functions may contact Human Resources.

Physical Demands:

This position primarily involves computer-based work, reviewing technical materials, and communicating with team members and stakeholders. Essential functions may be performed with or without reasonable accommodation.

Work is performed at DHS CISA offices in Arlington, Virginia, and authorized contractor facilities. Telework is situational, requires Government approval, and may be revoked. Office noise is generally moderate. General work hours are 8:00 a.m. to 4:00 p.m. Eastern Time, Monday through Friday, excluding Federal holidays, with core availability from 9:00 a.m. to 3:00 p.m. Occasional work outside normal hours, including weekends or holidays, may be required for crisis response or critical IT issues.