Senior Systems Engineer - Platform/Infrastructure
BAE Systems
Sterling, VA · Posted October 23, 2026
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Where Sterling, VA ranks
Where Sterling, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #6Best cities for mid-career professionals in the Southeast65% · of 87
- #7Best cities for mid-career professionals65% · of 100
- #8Best cities for mid-career professionals in the Mid-Atlantic65% · of 85
- #12Best cities for entry-level jobs that want AI skills in the Southeast6% · of 77
- #14Best cities for software and engineering jobs in the Mid-Atlantic155 openings · of 68
- #17Best cities for entry-level jobs that want AI skills in the Mid-Atlantic6% · of 62
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 177 open senior systems engineer listings that state pay, the middle half runs $133,000 to $168,500 and the median is $133,000.
Listed pay is what employers advertise, not what people are paid.
Senior Systems Engineer salaries by state · Check your own pay
How AI is used in this kind of work
Among computer occupations, all other, AI is already used for a large share of the tasks. Measured exposure for computer occupations, all other: 31% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
BAE Systems has filed 2 layoff notices in the last twelve months, covering 174 workers, most recently March 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings
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About the job
Job Description BAE Systems is looking for a Platform or Infrastructure Systems Engineer (Senior) experienced in configuring, deploying, and maintaining infrastructure tools and COTS applications as Infrastructure as Code (IaC) and Applications as Code (AaC) to join our visible technical program driving the Model Based Systems Engineering (MBSE) cloud platform that supports collection, management and analysis of digital engineering information in an architecture that provides seamless digital thread and enables tool interoperability, including data structures suitable for AI applications. This program delivers engineering services for Linux and Windows cloud-based infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, Cloud services, virtualized applications, and storage systems. Enterprise Computing Engineering services include modern application technology including containerized solutions with orchestrated workflows. Our platform uses a mix of Open Source, Government-off-the-Shelf (GOTS) and Commercial off-the-Shelf (COTS) software and targets cloud-native constructs. The environment offers a secure-by-default configuration, implementing an Infrastructure-as-Code approach, and governance policies. We follow a mostly Agile workflow and adhere to DevSecOps principles. We value fast iteration and a customer-oriented approach while being mindful about security. This is a fast paced, challenging, and career rewarding experience to recruit and develop top talent and solutions on one of the most complex and high-profile programs within the government customer community.
Responsibilities:
Provide platform and infrastructure technical services and technical expertise in systems, technical infrastructure, tools, modeling, external interfaces, and other technical areas
Complete complex design, configuration and deployment of platform infrastructure and applications in a cloud-based environment ensuring performant environments
Maintain COTS applications in a cloud-based environment
Work with internal engineering resources as well as customer end-users to design and enhance the user interfaces for supported applications, maintaining responsive designs that accommodate challenging technical and functional requirements
Support operations functions, including root cause identification, remediation and documentation (e.g., user guides, ‘how to’ guides, infrastructure diagrams)
Work closely with clients and cross-functional departments on technical issues including software system troubleshooting and maintenance and to communicate project statuses
Prepare comprehensive test plans, test new features, services, and fix bugs
Configure IdAM, Active Directory, LDAP resources with platform and applications
Prepare technical presentations for government and senior leadership
Work effectively in a team environment
Work across infrastructure that contains both Linux and Windows
Communicate effectively with technical and non-technical, management and customer both written and verbally
Utilize robust troubleshooting skills
Instill and apply solid engineering rigor, to include configuration management, testing
Develop/engineer as part of an Agile scrum team
#LI-DE1
XYZ Required Education, Experience, & Skills We are actively seeking candidates with a minimum of 10 years' relevant experience. Bachelor’s or Master’s degree in a STEM field is required. Specific skills include the following:
At a minimum, meet DoDD 8140 requirements (Security+ CE Certification)
Expertise working with Linux platforms and COTS applications in Linux cloud environments
Ability to demonstrate solid engineering rigor
Expert troubleshooting and solutioning skills, including investigating log files to discover root-cause for challenges
Experience with Cloud architecture and system design
Experience working with relational and/or non-relational databases e.g. PostgreSQL, MySQL, MongoDB, etc.
Experience architecting or integrating with workflow, case or ticketing, or automation platforms such as ServiceNow or custom-built systems
Knowledge of IDAM requirements and technologies including Active Directory, SAML, OpenLDAP, OAuth 2.0, and/or OIDC
Demonstrated experience with system testing and validation
Strong documentation skills
Experience and comfort with DevOps tooling (Ansible, Terraform, Jenkins, GitLab)
Familiarity with Containerized Development environments (Rancher, Kubernetes)
Excellent written and verbal communication skills; ability to clearly and succinctly describe complex issues
Preferred Education, Experience, & Skills Experience with Model-Based Systems Engineering (MBSE)
Experience with Cloud solution optimization
Experience configuring and instrumenting visualization tools (Grafana, Splunk)
Experience with ServiceNow
Familiarity with customer system security requirements and processes
Integration of virtualized applications and application streaming or layering techniques
Assist with leading and overseeing a total system perspective including technical understanding of relationships, dependencies and requirements of cloud services, infrastructure and security domains
Experience designing APIs such as REST or GraphQL and event-driven systems
Experience with DevOps testing
Experience with maintaining API Gateways, catalogs in a cloud-based environment
Experience integrating complex systems using APIs, message queues, streaming platforms, and ETL pipelines
Other Cloud experience (Azure, Google, Oracle, IBM)
Pay Information Full-Time Salary Range: $149603 - $254317
Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics. About BAE Systems, Inc. BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.
Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.