Job description:

‍We are seeking a skilled and versatile Network Engineer to join our team. The ideal candidate will have experience in supporting technical products, troubleshooting issues, and working in secure facilities. This role requires a broad knowledge base in systems administration, network administration, and infrastructure management, with a particular focus on Linux environments. The Network Engineer will play a key role in ensuring the smooth operation of servers, switches, and other critical hardware components while providing high-level support to customers and internal teams.

Location: Colorado Springs, CO

Travel: International Travel Required

Clearance: Top Secret Clearance Required

Company

‍Cyberspatial is a cutting-edge technology company dedicated to supporting the Department of Defense in achieving full network visibility and cyber resilience for mission-critical systems. Teleseer empowers DoD cyber teams to see every layer of their network in real-time, enabling rapid threat detection, forensics, and alerting; providing unmatched situational awareness. Our solutions transform raw network traffic into actionable intelligence, providing a unified view of complex and disjointed network environments to strengthen defenders response times to cyber events.

Key Responsibilities

• Provide technical support for a range of hardware and software systems, with a focus on servers, switches, and tapping infrastructure.
• Troubleshoot and resolve technical issues across various environments, including Linux-based systems.
• Install, configure, and maintain hardware and software in a secure, controlled facility environment.
• Serve as a technical "jack of all trades," offering cross-functional support across different areas of IT infrastructure and systems.
• Relay customer feedback and bugs to product development and engineering teams for continuous improvement.
• Perform regular system updates, software upgrades, and patches to ensure systems remain secure and operational.
• Monitor system performance and address issues as they arise to minimize downtime and maintain high availability.
• Assist in maintaining documentation for technical processes, installation procedures, and troubleshooting guides.
• Collaborate with other team members, providing technical expertise and insight to resolve complex issues.
• Ensure compliance with security protocols and best practices in all tasks performed within secured facilities.
• Provide support in maintaining system integrity, security, and uptime for all infrastructure-related services.

Required Qualifications

• Top Secret Clearance Required.
• 3-5 years of experience in a technical support or system administration role.
• Strong knowledge of server management, network switches, and tapping infrastructure.
• Proficient in Linux systems administration and troubleshooting.
• Hands-on experience with hardware installation and configuration in a secured facility environment.
• Familiarity with system monitoring, logging tools, and diagnostic utilities.
• Ability to work in a fast-paced, dynamic environment while managing multiple priorities.
• Solid understanding of network protocols, system security, and troubleshooting methodologies.
• Experience in software upgrades, patch management, and system optimization.
• Strong communication skills, including the ability to relay technical issues to non-technical stakeholders.
• Ability to work independently as well as part of a team in a collaborative setting.

Preferred Qualifications

• Experience working with specialized equipment, such as high-availability systems or secure hardware.
• Familiarity with various monitoring tools, ticketing systems, and IT support platforms.
• Certifications in relevant areas such as Linux, Networking (e.g., CompTIA Network+, CCNA), and System Administration (e.g., RHCSA, MCSE).

Physical Requirements

• Ability to lift up to 50 lbs and perform physical tasks associated with hardware installation and troubleshooting.
• Ability to work in a secured facility, following all safety and security protocols.

Job Type: Full-time

Benefits:

• 401(k)
• Dental insurance
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Vision insurance

‍

‍Job Summary

‍Travel: Regular International Travel Required

‍Clearance: Top Secret Clearance Required

We are seeking a skilled Sr. Security Software Engineer to join our team in developing advanced network traffic analysis solutions. This role focuses on designing and implementing high-performance software for various network environments, emphasizing real-time packet inspection, security monitoring, and performance optimization.

The ideal candidate will have a strong background in network protocols, software development, and emerging technologies like machine learning for traffic classification.

Key Responsibilities

Design and implement software components for network traffic analysis and monitoring systems.

Required Qualifications

• Strong proficiency in systems programming (C, C++, Java, Rust, or Golang) with a deep understanding of memory management, low-level optimization, and multi-threaded programming.
• Network and application performance and/or security expertise (Deep Packet Inspection, Intrusion Detection & Protection, QoS, QoE, Firewall).
• Extensive knowledge of networking protocols such as TCP/IP, UDP, HTTP/S, DNS, DHCP, and other relevant protocols.
• Strong understanding of enterprise network architectures.
• Develop high-performance, scalable DPI (Deep Packet Inspection) algorithms and tools.
• Create solutions for network performance optimization and security monitoring.
• Implement real-time traffic classification and protocol identification mechanisms.
• Write clean, maintainable, and well-documented code.
• Collaborate with cross-functional teams, including network architects and security specialists.
• Conduct performance testing and optimization of network-related software.
• Exposure to kernel-level programming and network stack optimization.
• BA/BS in Computer Engineering, Computer Science, or a related technical field, or equivalent with 5+ years of relevant industry experience.

With your extensive experience in Linux engineering, you know how to build systems that are secure, reliable, and optimized for performance. In this role, you’ll bring that expertise to challenging and impactful projects, focusing on customizing Linux distributions and fine-tuning kernel configurations for environments in which security and reliability are non-negotiable. At Cyberspatial, your work will directly contribute to systems that support national security.

Responsibilities

• Customize and fine-tune Linux kernels for optimal performance, security, and stability in specialized environments.
• Build and maintain custom Linux distributions tailored to meet specific organizational requirements.
• Implement system-level configurations to ensure maximum efficiency of CPU, memory, I/O, and other critical resources.
• Develop, maintain, and document automated tooling for configuration management and deployment.
• Troubleshoot and resolve complex system issues in a methodical and efficient manner.
• Collaborate with cross-functional teams to align Linux-based systems with broader security and performance goals.
• Stay informed on the latest developments in Linux security practices, kernel updates, and performance enhancements.

Skills and Experience

• Must hold, or be open to attain, a Top-Secret security clearance.
• 5+ years of hands-on experience in Linux system engineering, kernel tuning, and custom distribution development.
• Strong expertise in Linux kernel internals, with experience in subsystems such as scheduling, networking, and memory management.
• Proven ability to create and maintain custom Linux distributions using tools like Yocto, Buildroot, or similar.
• Advanced scripting and automation skills (e.g., Bash, Python, or Go) to streamline system tuning and configuration processes.
• Hands-on experience with SELinux, AppArmor, or other Linux security frameworks.
• Proficiency with system performance analysis tools (e.g., perf, strace, sysstat) and tuning techniques.
• Strong understanding of hardware and low-level driver interactions.
• Bachelor’s degree or equivalent experience in computer science, engineering, or related technical fields.
• Experience with version control systems (e.g., Git) and CI/CD workflows.
• Clear communication skills with a proven ability to document processes and mentor newer team members.

Ideal Candidate

You are a seasoned Linux engineer who enjoys leveraging your hard-earned experience to build systems that perform flawlessly in demanding environments. You have a deep appreciation for the intricacies of Linux systems and take pride in crafting secure and optimized solutions. Collaboration comes naturally to you, and you thrive in roles where your expertise can make an immediate impact.

We are looking for a talented and motivated Backend API Engineer to join our growing engineering team. In this role, you'll design, build, and maintain high-performance APIs that power our core products. If you love clean architecture, scalable systems, and writing Go code that just works, we'd love to hear from you.

What You'll Do

• Design, develop, and maintain robust RESTful APIs using Golang
• Build and optimize API endpoints for performance, reliability, and scalability
• Work closely with frontend engineers, architects, and product teams to define API contracts
• Manage and optimize relational database schemas and queries in PostgreSQL and MySQL
• Participate in code reviews, contribute to engineering best practices, and help raise the bar for the team
• Troubleshoot and resolve production issues in a timely and effective manner

What We're Looking For

• Proven experience building backend APIs in Golang
• Strong understanding of RESTful API design principles and best practices
• Hands-on experience with relational databases — specifically PostgreSQL and/or MySQL
• Ability to write efficient SQL queries and manage database performance
• Solid understanding of software engineering fundamentals (data structures, concurrency, error handling)
• Knowledge of API security best practices (OAuth2, JWT, rate limiting)
• Experience working in a collaborative, agile environment

Nice to Have

• Experience with packet processing or low-level network programming
• Familiarity with Golang concurrency primitives
• Familiarity with OpenAPI
• Clearance Eligible

Do you take pride in building database systems that are fast, reliable, and rock-solid under pressure? We’re looking for an experienced database engineer who knows how to design and optimize architectures that handle demanding workloads with ease. Whether in the cloud or on-premise, you’ll be responsible for crafting systems that deliver high performance, scalability, and reliability for mission-critical applications. This role offers the opportunity to own database infrastructure end-to-end, from designing efficient data models to optimizing performance on specialized ultra-high-performance hardware.

Responsibilities

• Architect and implement high-performance relational database systems for cloud and on-premise environments.
• Design and optimize systems to handle large-scale, concurrent workloads with low latency and high availability.
• Develop and maintain strategies for database replication, partitioning, and scaling to ensure fault tolerance and seamless growth.
• Tune database configurations, queries, and indexes for peak performance under heavy workloads.
• Build and automate robust backup, recovery, and disaster recovery solutions to ensure data integrity and business continuity.
• Collaborate with engineering teams to design schemas and data models that balance performance, maintainability, and scalability.
• Monitor and troubleshoot database performance and reliability issues, providing proactive solutions before they impact operations.
• Stay current with advancements in database technologies, bringing new ideas and best practices to the team.

Requirements

• Actively hold, or be open to attaining, a Top-Secret security clearance.
• 7+ years of experience designing and managing relational database systems in production environments.
• Proven expertise in optimizing database performance and managing systems under high-concurrency workloads.
• Strong understanding of database internals, execution plans, and advanced query optimization techniques.
• Experience designing and maintaining highly available systems, including replication and failover mechanisms.
• Proficiency with scripting and automation tools (e.g., Python, Bash, Terraform, Ansible) for database management and deployment.
• Hands-on experience with both cloud-native database solutions and on-premise hardware optimized for performance.
• Familiarity with distributed database systems and scaling strategies for large datasets.
• A systematic approach to monitoring, incident response, and maintaining production-grade reliability.
• Strong communication skills, with the ability to collaborate effectively and mentor less experienced team members.

Bonus Points

• Expertise in advanced database security practices, including encryption, access control, and auditing.

• Experience implementing hybrid cloud/on-prem database solutions or other complex architectures.

• Contributions to open-source database tools or frameworks.

• Solid understanding of storage systems and how hardware impacts database performance.