Senior Systems Engineer

Clearance: U.S. Citizenship is required. Must be able to obtain a public trust clearance. On site in Tysons Corner, VA 3 days per week Dev Technology Group is looking for a Senior Systems Engineer to support a project to plan and implement Multi‑Factor Authentication (MFA) for web‑based applications as part of Operations & Maintenance (O&M) for a federal government client. The ideal candidate will have relevant development language and development leadership experience, strong collaboration and communication skills, and the ability to manage complex work activities in a deadline‑driven environment. This is a great opportunity to work on mission‑critical systems that provide clear value to end users and our federal government clients. Summary In collaboration with the Engineering Lead and incumbent team members, the Senior Systems Engineer will have the responsibility to plan, design, and build the infrastructure for cloud‑based identity and authentication services supporting MFA for web‑based applications. The primary focus of this role is to build scalable, secure, and highly available backend infrastructure and services leveraging industry‑available and customer‑preferred solutions (e.g., AWS Cognito, Okta, Login.gov). The ideal candidate will combine strong cloud architecture expertise with deep knowledge of identity, security, and distributed systems. Required Education, Experience, and Skills Bachelor’s Degree with 10 or more years of relevant experience in an Enterprise IT environment Project experience planning and building infrastructure for an MFA solution Knowledge and management of AWS GovCloud services, specifically Cognito, Lambda, S3, EC2, and API Gateway Project experience with Active Directory and connection to Federated sources Experience with Infrastructure as Code (Terraform, CloudFormation) Experience configuring and hardening infrastructure within AWS GovCloud or FedRAMP authorized environments Knowledge of NIST SP 800‑53 security controls, specifically regarding AC and IA Workload management using the Agile Scrum or Kanban methodology via Jira Excellent communication skills (both verbal and written) plus active listening skills Ability to discuss technical issues with non‑technical government officials Ability to problem‑solve and develop solutions to complex business needs Preferred Education, Experience, and Skills Experience with logging, monitoring, and auditing authentication events (CloudWatch, SIEM tools) Experience with serverless architectures in AWS Experience tuning and securing API gateways and network boundaries for identity services AWS certifications (e.g., AWS Certified Developer or Solutions Architect) Experience authoring technical documentation, boundary diagrams, and configuration management settings to support the federal ATO process Who We Are Dev Technology is a growing IT company with an employee‑centric culture that works on mission‑critical projects for the federal government. We partner with our federal customers to deliver technology services and solutions, and to drive our client’s missions forward through innovation. We use Agile and DevSecOps principles to provide services including application development, biometrics and identity management, cloud and infrastructure optimization, IT and legacy modernization, and data management. As a Washington Post Top Workplace award winner for the past twelve years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time‑off policy Flexible work schedules and telework options, including remote work availability for eligible projects Career development opportunities including a mentorship program, technical and management training through Dev University, hands‑on learning through DevLab, tuition reimbursement, and paid training opportunities Industry‑leading benefits including a choice of two health plans that include dental and vision, flexible spending account, commuter benefits, life insurance, and more 401K matching with a 5% matching contribution Regular team and company social events including our annual party, happy hours, fitness challenges, and more A focus on community engagement including company‑wide support activities, employer match for donations, and time off for volunteer efforts Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Dev Technology Group operates in the following states: AL, AR, AZ, CO, DC, FL, GA, ID, IL, IN, MD, MA, ME, MI, MN, MO, MS, NC, NJ, OH, OR, PA, SC, TN, TX, VA, WV. #J-18808-Ljbffr