高级网络安全工程师，托管服务
Senior Cybersecurity Engineer, Managed Services
我们是谁
想在网络安全领域产生真正的影响力吗？在 Critical Start，我们不仅仅是保护组织；我们正在重新定义保护方式。我们是一支由共同目标凝聚的团队：阻止入侵、简化安全措施，并塑造网络防御的未来。如果你热衷于前沿技术，在协作环境中茁壮成长，并希望你的工作真正有意义，那么你找到了归属地。
我们提供 24x7 全天候 AI 加速、人工验证的检测、调查和响应，覆盖 IT 和 OT 环境。这意味着我们能过滤噪音，调查真实威胁，并采取可信的、SLA 支持的行动——这一切都由最优秀的人才和最新的 AI 技术驱动。自 2012 年以来，我们帮助组织更快响应攻击，减少升级次数，并实现可衡量的风险降低。
创新在这里不只是一个流行词；它是我们的基因。我们首创了第一个 MOBILESOC 应用程序，用于随时随地的检测和响应，将 AI 引入自动化警报解决以消除噪音，并将调查时间减少了惊人的 99.3%。我们正在改变安全团队的工作方式，而你可能就是其中一员。从 AI 辅助的优先级排序到提升人类专业知识的分析师副驾驶，我们将机器智能与人类判断结合，为客户提供值得信赖的结果。
如果你想要加入一个高信任度、高影响力的团队，你的想法会被 AI 放大，被同事和客户同样重视，那么 Critical Start 就是你的选择。和我们一起打造网络安全的未来。
想听听我们团队的声音吗？观看这些视频，了解 Critical Start 的日常工作，或查看我们的 Glassdoor 评价，深入了解公司文化。
你是谁
我们正在寻找一位敬业且专业的高级网络安全工程师，加入我们的托管安全服务团队。作为高级工程师，你将在设计、实施和改进托管服务计划的交付成果中发挥关键作用。你的职责还包括监控和维护 Critical Start 托管服务范围内的多个 SIEM 环境。你将与团队成员和客户合作，进行 Microsoft Sentinel、Sumo Logic 和 Splunk 等各种安全技术的上线和支持，同时创建定制化解决方案以增强我们的服务。
你将做什么？
作为高级工程师，你的日常任务包括配置数据源和日志转发器，创建自定义内容（仪表板…
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Who We Are
Ready to make a real impact in cybersecurity? At Critical Start, we're not just protecting organizations; we're redefining how it's done. We're a team united by an inspiring purpose: to stop breaches, simplify security, and shape the future of cyber defense. If you're passionate about cutting-edge technology, thrive in a collaborative environment, and want your work to truly matter, you've found your home.
We deliver 24x7 AI-accelerated, human-validated detection, investigation, and response across IT and OT. This means we cut through the noise, investigate real threats, and take trusted, SLA-backed action—all powered by the brightest minds and the latest AI. Since 2012, we've been helping organizations outpace evolving attacks with faster response, fewer escalations, and measurable risk reduction.
Innovation isn't just a buzzword here; it's our DNA. We pioneered the first MOBILESOC app for on-the-go detection and response, infused AI into automated alert resolution to eliminate noise, and slashed investigation time by an astounding 99.3%. We're transforming how security teams work, and you could be a part of it. From AI-assisted triage to analyst copilots that elevate human expertise, we combine machine intelligence with human judgment to deliver outcomes our customer’s trust.
If you're looking for a high-trust, high-impact team where your ideas are amplified by AI and valued by colleagues and customers alike, Critical Start is the place for you. Come build the future of cybersecurity with us.
Want to hear from our team? Watch these videos to gain insights into life at Critical Start or check out our Glassdoor reviews for an inside look.
Who You Are
We are searching for a dedicated and proficient Sr. Cybersecurity Engineer to join our Managed Security Services team. As the Senior Engineer, you will have a crucial role in designing, implementing, and improving deliverables for our Managed Services program. Your responsibilities also include monitoring and maintaining multiple SIEM environments within the scope of Critical Start's Managed Services offerings. You will collaborate with both team members and clients to onboard and support various security technologies such as Microsoft Sentinel, Sumo Logic, and Splunk, while also creating customized solutions to enhance our services.
What You Will Be Doing?
As the Senior Engineer, your daily tasks involve configuring data sources and log forwarders, creating custom content (dashboards, workbooks, reports, alerts), conducting thorough environment reviews and gap analyses, and fulfilling advanced SIEM requests. Additionally, you serve as the subject matter expert and escalation point for both internal cross-collaboration and complex client issues. The ideal candidate possesses expert knowledge in Security Information and Event Management (SIEM) tools like Microsoft Sentinel, Splunk, and Sumo Logic, as well as expertise in Endpoint Detection and Response/Extended Detection and Response (EDR/XDR) integrations such as SentinelOne, Defender for Endpoint/Server, and Palo Alto Cortex XDR. In your role as the Senior Engineer, you play a vital part in delivering managed services to our clients, ensuring the smooth operation of their security infrastructure.
- Maintain Expertise: Stay at the forefront of the industry by continuously updating your knowledge in SIEM tools and EDR/XDR integrations.
- Client Engagement: Deliver our managed services to clients through project-based workflows related to SIEM and EDR/XDR technologies.
- Technical Guidance: Provide technical leadership, expertise, and configuration assistance to both colleagues and clients, helping them maintain robust and effective SIEM and Endpoint security programs.
- Technical Development: Collaborate on developing technical pathways to foster growth within the organization and lead cross-functional training sessions.
- Best Practices: Create and maintain best practices and assist clients in deploying and configuring endpoint agents, security policies, log forwarders, data sources, content, and alerts.
- Security Maturation: Assist clients in maturing their SIEM and Endpoint security products in alignment with industry standards and our program offerings.
- Problem Resolution: Act as a senior technical escalation resource on the team. Troubleshoot interactions between data sources and SIEM technologies, as well as API interactions between supported security integrations and our platform (CORR).
- Automation: Identify opportunities to automate aspects of SIEM and Endpoint engineering workload, enhancing efficiency and accuracy.
- Client Collaboration: Work closely with clients to address technical concerns, provide value reporting, and configure their environments effectively.
- Documentation: Develop and maintain comprehensive security documentation, including playbooks, standard operating procedures, and training materials as needed.
- Continuous Learning: Stay up-to-date with the latest security threats and trends, incorporating this knowledge into our security solutions. Obtain and maintain relevant security certifications.
- Team Collaboration: Collaborate with fellow cybersecurity engineers, product managers, and architects to design and implement innovative security solutions, ensuring the highest level of protection for our clients.
What You Will Bring?
Required Qualifications:
- Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or equivalent experience and industry certifications.
- 5+ years of experience in a cybersecurity engineering role
- 3+ years of experience with SIEM tools like Splunk or Microsoft Sentinel.
- Proficiency in handling security data sources, log formats, and data ingestion methods.
- Experience creating SIEM content such as alerts, reports, and dashboards.
- Strong communication and customer service skills.
- 2+ years of experience with next-gen antivirus (AV) or endpoint detection and response (EDR) solutions.
- Scripting capabilities in languages like Bash, PowerShell, Python, or others.
- Ability to establish trust and rapport with customers, even when dealing with complex technical issues.
Desired Qualifications:
- Familiarity with cloud platforms (Azure, AWS, or GCP).
- Experience deploying security solutions in an MSSP environment is a plus.
- Experience with DevOps tools is a plus (Terraform, Ansible, Puppet, Salt Stack, etc.).
- Scripting abilities in Bash, PowerShell, Python, or other programming/scripting languages.
What It's Like Working Here
Imagine a dynamic, enjoyable, and rewarding work environment. We are professionals, and the work we do holds immense significance, like saving our customers from potential disasters. However, we believe in not taking ourselves too seriously.
Prefer a casual dress code every day? No problem, as we find comfort enhances our thinking.
Our workplace in Plano, TX offers open offices, collaborative meeting spaces, phone rooms, and wellness rooms. In the breakroom, friendly competition arises with games like ping-pong, bubble hockey machine, foosball, or the gaming machine. What harm does a little healthy competition among friends do?
What does our Compensation and Benefits package entail?
· Competitive salary with bonus potential
· Comprehensive health benefits with generous employer contributions for medical, dental, and vision
· Additional Ancillary Benefits offered at 100% employee contribution
· Unlimited PTO (Paid Time Off) policy
· Paid Parental and Military Leave
· Dental and Vision Plan
· Employer-provided Life Insurance, Long-Term Disability, and Short-Term Disability coverage
· Additional Voluntary Life Insurance coverage
· 401(k) Plan with Matching Program
· Mines Employee Assistance Program
· Monthly Wellness Initiatives
· Optional Pet Benefits Discount Plan
We prioritize your privacy and security. Please note that Critical Start will never request financial information or sensitive personal data during the interview process. If you encounter any suspicious requests, do not respond and contact us directly at . Thank you for helping us maintain a safe and trustworthy hiring experience.
Critical Start welcomes people from all backgrounds and walks of life. One of our core values is to “Do what’s best for our employees,” and that starts with the hiring process by finding the best candidates and providing an environment that upholds equal employment opportunities for all employees and applicants, strictly prohibiting any form of discrimination or harassment based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
This policy encompasses all aspects of employment, including recruitment, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
Mental and Physical Requirements
It's important to note that specific physical and mental requirements may vary depending on the nature of the office job, organization, and individual responsibilities.
Physical:
· Stationary position for extended periods of time.
· Constantly operate a computer.
· Occasionally you may be required to move equipment or other items up to 20 lbs.
· The ability to communicate information and ideas so others will understand. Must be able to exchange accurate information in these situations.
Mental:
· Must be able to apply established protocols in a timely manner.
· Make timely decisions in the context of workflow.
· Ability to complete tasks and perform in situations requiring speed deadlines, or productivity quota.
· Ability to work effectively and efficiently in high stress situations.
· Ability to simultaneously address multiple complex problems.
For positions that can or will be performed, in whole or in part, remotely within the U.S., range and benefits information for this position are being included in accordance with requirements of various state/local pay transparency legislation. Please note that salaries may vary for different individuals in the same role based on several factors, including but not limited to location of the role, individual competencies, education/professional certifications, experience, performance in the role and potential for revenue generation (sales roles only).
Compensation:
The total compensation range (base) being offered for this role is [$120,000 - $140,000 USD].
Additional Compensation:
This role is not eligible for additional or other forms of compensation.
Employment Benefits:
Comprehensive health benefits with generous employer contributions for medical, dental, and vision, unlimited PTO (Paid Time Off) policy, paid Parental and Military Leave, dental and vision plan, Employer-provided Life Insurance (up to $100K coverage), Long-Term Disability, and Short-Term Disability coverage, 401(k) Plan with Matching Program, 24/7/365 availability of Employee Assistance Program.
Application Deadline:
The application deadline for this position is October 14, 2026.
How to Apply:
Interested candidates are invited to visit our career site and apply for the position:
Originally posted on Himalayas