Senior Systems Engineer Job at MillenniumSoft Inc (San Diego)

Senior Distributed Systems Engineer - Platform Engineering

For our Platform Engineering team, we are looking for programmers with strong in...

Location

Poland

Salary:

Not provided

RTB House

Expiration Date

Until further notice

Requirements

Excellent understanding of how complex IT systems work - from the hardware level, through software, to algorithms
Ability to proactively define requirements, ask appropriate questions and draw conclusions that will combine technical constraints and business needs
Ability to lead the design and implementation of a solution
Experience in leading project teams
Willingness to be involved in topics that go beyond programming and design, such as responsibility for technical areas or communication with other teams
Proactive attitude, independence in taking action
Extensive experience in programming and readiness to implement key system elements as well as involvement in code reviews
Good knowledge of methods of creating concurrent programs and distributed systems
Ability to critically analyze created solutions in terms of performance (from estimating the theoretical performance of designed systems to detecting and removing actual performance problems in production)
C1 level in English and Polish

Job Responsibility

Plan and then hands-on lead further development within a given technical area like deployment, monitoring, databases or load balancing, in the context of existing infrastructure within RTB House
Coordinate the work of a project team of 3-4 people, also making arrangements with other teams and units within RTB House
Ensure the reliability and scalability of the solutions built

What we offer

Attractive compensation
Work in a team of enthusiasts who are willing to share their knowledge and experience
Flexible cooperation conditions - we do not have core hours, we do not have holiday limits
Access to the latest technologies and the possibility of real use of them in a large-scale and highly dynamic project

Senior Distributed Systems Engineer - Ad Display Platform Engineering

The Bidding Platform organization is the core of the RTB business, processing ov...

Location

Poland

Salary:

Not provided

RTB House

Expiration Date

Until further notice

Requirements

7+ years of hands-on experience in software engineering
Proficiency in programming
Excellent understanding of how complex IT systems work (from the hardware level, through software, to algorithmics)
Very good knowledge of fundamental Internet protocols and technologies (DNS, HTTP, cookies and others)
Good knowledge of basic methods of creating concurrent programs and distributed systems (from thread level to geo-distributed clusters level)
Practical ability to observe, monitor and analyse the operation of production systems (and draw valuable conclusions from it)
The ability to critically analyze the solutions created in terms of performance (from estimating the theoretical performance of the designed systems to detecting and removing actual performance problems in production)
General knowledge of issues (typical problems and methods of solving them) in the areas of 'high scalability' and 'high availability'
C1 level in English and Polish

Job Responsibility

Implement and maintain (in all aspects, including setting up environment, writing configuration code, monitor production) high-quality backend services for displaying Ads globally, focusing on extreme performance and scalability
Develop tools (deployment, testing platforms, web performance and reliability monitoring), and critical optimizations to drive measurable improvements in critical user performance metrics for ad rendering and display
Write, test, and deploy robust, efficient, and well-documented code in Java/Python, ensuring adherence to the highest coding and performance standards
Participate in code reviews, knowledge sharing sessions, and help implement technical standards and best practices within the team

What we offer

Projects focused on extreme performance and high code quality – solid code reviews are our standard
Collaboration within an interdisciplinary, self-sufficient team (including DevOps, database experts, backend developers, product designers, and QA engineers)
Hardware and software tailored to your preferences (e.g., MacBook, AI tool licenses)
Flexible working conditions – no core hours, fully remote cooperation possible

Senior Systems Engineer

Barbaricum is seeking a Senior Systems Engineer to contribute to the DoD Chief D...

Location

United States , Falls Church

Salary:

Not provided

Barbaricum

Expiration Date

Until further notice

Requirements

Active DoD Secret Clearance Required
Bachelor’s degree plus 7-10 years experience, or a Masters Degree plus 5 years of experience
Education must be in Systems Engineering or closely related discipline such as Modeling and Simulation Engineering
Strong knowledge of proven experience with network capacity planning, network security principles, and general network management best practices
Experienced in Python programming and in industry-standard Software Engineering software (e.g., Cameo, IBM Rhapsody, Labview, or any other Model-Based Systems Engineering)
Experience with network design/development and design of data exchange standards such as APIs, cloud storage, and access-denied environments
Great technical writing skills
Familiarity and understanding of: Data Mesh Design, Systems of Systems, Systems Engineering
Zero Trust Architecture
Access Management

Job Responsibility

Ensures that the consortium members are proposing and working towards a common interoperable technical vision
Provide collaborative technical leadership alongside industry and government partners to establish high level data mesh design patterns and proofs of concept/ prototypes suited to a complex multi-vendor, multi-organization environment
Proactively identifies and develops solutions to identify and mitigate technical risks, ensuring compliance to with global standards as well as interoperability with DoD systems
Create and review others’ relevant documentation, such as diagrams, detailed assessments, and design document
Assist in the evaluation of new products and services
make recommendations for improvements and assist in the development and documentation of network architecture
Serves as a senior technical advisor in formulating the technical approaches, selection of the tools, diagnostics methods for solving the customer problems utilizing artificial intelligence in a timely manner
Consults with organizations to obtain or exchange complex technical information
Ensures all the functional and performance analysis models developed reflect the operational performance requirements

MBSE Indications and Warning Senior Systems Engineer

Arcfield is seeking a model-based Senior Systems Engineer dedicated to supportin...

Location

United States , Chantilly

Salary:

Not provided

Arcfield

Expiration Date

Until further notice

Requirements

8 to 10 years with BS/BA or 6 to 8 years with MS/MA or 3 to 5 years with a PhD in a STEM field
OCSMP certification (Level 1 or Level 2 mandatory) and willingness to obtain Level 3
Must possess and have the ability to maintain a TS/SCI w/ Poly clearance
Technical experience working with space-based sensors and systems
Knowledge of space/ground/comm systems and sensor vulnerabilities
Experience with large acquisition systems engineering efforts, methods, and processes
Ability to work well in a fast paced, dynamic environment
Good oral and written communication skills
Good business acumen
Organized and flexible

Job Responsibility

Provide technical modeling support by assessing space requirements, Concept of Operations (CONOPs), architecture products, system schedules, and risks for end-to-end closure of the baseline for Space protection-related activities in the overall Enterprise
Work collaboratively across stakeholder organizations to obtain system end-to-end closure of the Enterprise Resiliency I&W program by supporting system readiness events out of the model following approved digital engineering processes for integration and closure
Interact with several government enterprise systems engineers and stakeholders, as well as multiple Acquisition Offices (AOs) and government and contractor stakeholders to drive resolution plans and strategies for complex technical challenges
Support the Enterprise Resiliency Enterprise Portfolio Manager with strategic planning for future capability acquisition and insertion into the baseline leveraging digital tools

Fulltime

Senior System Engineer

Alter Domus is seeking a skilled and proactive Microsoft 365 Specialist (Senior ...

Location

United Kingdom , London

Salary:

Not provided

Alter Domus

Expiration Date

Until further notice

Requirements

Minimum of 6 years of relevant experience in the IT industry
Advanced expertise in mail flow, hybrid configurations, transport rules, connectors, and accepted domains
Strong troubleshooting: message trace, header analysis
Strong knowledge in Conditional Access, Identity Protection, MFA, Single Sign-On
Intune Management: Device compliance, Windows Autopatch & Autopilot, Security baselines, configuration profiles, update rings, and app deployment
Defender XDR ecosystem: Defender for Endpoint, Identity, Office, Cloud Apps
PowerShell, Graph API queries, automation scripts, bulk provisioning
Proficient in managing Active Directory, Group Policy
Proven experience in End User Experience Support
Exceptional oral and written communication skills

Job Responsibility

Manage and support the Microsoft 365 environment, including Exchange Online, Intune, SharePoint, Defender, Entra ID and Teams
Collaborate with cross-functional teams to integrate Microsoft 365 solutions with existing systems and workflows
Oversee the procurement, allocation, and management of Microsoft 365 licenses
Implement and maintain security protocols and best practices (CIS) to protect sensitive data within the Microsoft ecosystem
Monitor system performance and security incidents, generating reports and insights
Deliver technical support and training to the Level 1 and Level 2 teams
Stay updated on the latest Microsoft 365 features and security trends, recommending enhancements and upgrades
Develop and maintain comprehensive documentation that supports end user operations

What we offer

Support for professional accreditations such as ACCA and study leave
Flexible arrangements, generous holidays, plus an additional day off for your birthday
Continuous mentoring along your career progression
Active sports, events and social committees across our offices
24/7 support available from our Employee Assistance Program
The opportunity to invest in our growth and success through our Employee Share Plan
Plus additional local benefits depending on your location

Senior Systems Engineer

The Level 3 Senior Systems Engineer (SE) is pivotal in analyzing, designing, dev...

Location

United States , Fort Meade

Salary:

195000.00 - 225000.00 USD / Year

Tenth Mountain

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university is required
Twenty (20) years of experience as a Systems Engineer in programs and contracts of similar scope, type, and complexity is required
Demonstrated experience in planning and leading Systems Engineering efforts
Top Secret Clearance/SCI with Full Scope Poly

Job Responsibility

Analyze user requirements, concept of operations, and high-level system architectures to formulate system requirements specifications
Lead design and development activities, providing technical guidance for integrating requirements, design, and technology
Guide users in requirement formulation, advise on alternative approaches, and conduct feasibility studies
Develop and maintain system architecture and design documentation
Incorporate new plans, designs, and systems into ongoing operations
Provide technical direction for developing, engineering, interfacing, integrating, and testing complex hardware/software systems
Contribute to developing system engineering documentation, including System Engineering Plans, Initial Capabilities Documents, Requirements Specifications, and Interface Control Documents
Coordinate resolution of action items from Configuration Control Board (CCB) meetings, design reviews, program reviews, and test reviews requiring cross-discipline coordination
Participate in Integrated Product Teams to design new capabilities based on comprehensive development and operational considerations
Allocate real-time process budgets and error budgets to systems and subsystem components

Fulltime

Senior Systems Engineer

Join our Sydney team and showcase your advanced control system engineering and a...

Location

Australia , North Sydney

Salary:

Not provided

SAGE Automation

Expiration Date

Until further notice

Requirements

Appropriate Electrical Engineering qualification combined with verifiable industry experience within the Water Infrastructure, Road Transport and Rail sectors
Demonstrable knowledge of good engineering practices and principles
Excellent communications skills with the ability to engage with stakeholders to elicit and understand their requirements
Previous experience leading and mentoring staff within an engineering environment
Strong Siemens TIA Portal PLC experience

Job Responsibility

Lead a technical team through ongoing mentoring and development
Be accountable for the team’s performance in achieving schedule, quality and budget targets
Design and deliver technical solutions that meet the requirements and scope of the project
Identify and mitigate technical risk, escalating high risk items to management
Manage and promptly resolve project issues
Manage changes to the technical outcomes of the project

What we offer

Develop your career with ongoing learning and support
Gain exposure to a diverse range of projects and industry sectors
Achieve competitive remuneration and employee benefits

Senior Systems Engineer

Join our Sydney team and showcase your advanced control system engineering and a...

Location

Australia , North Sydney

Salary:

Not provided

SAGE Automation

Expiration Date

Until further notice

Requirements

Appropriate Electrical Engineering qualification combined with verifiable industry experience working within the automation industry
Demonstrable knowledge of good engineering practices and principles
Excellent communications skills with the ability to engage with stakeholders to elicit and understand their requirements to deliver a high-quality service
Previous experience leading and mentoring staff within an engineering environment
Experience with Prodef, CCM, Siemens TIA and/or Schneider PLC and GeoSCADA

Job Responsibility

Lead a technical team through ongoing mentoring and development
Be accountable for the team’s performance in achieving schedule, quality and budget targets
Design and deliver technical solutions that meet the requirements and scope of the project
Identify and mitigate technical risk, escalating high risk items to management
Manage and promptly resolve project issues
Manage changes to the technical outcomes of the project

What we offer

Develop your career with ongoing learning and support
Gain exposure to a diverse range of projects and industry sectors
Achieve competitive remuneration and employee benefits

Senior Systems Engineer

MillenniumSoft Inc

Location:
United States , San Diego

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 11, 2026

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