Cybersecurity Analyst I

sierraspace; Louisville (CO); On-site; USD 76,000 - 104,000; Full time

Job summary

Sierra Space is seeking a Cybersecurity Analyst I to monitor security alerts, analyze events, and identify threats across our networks and systems. This entry-level role requires foundational cybersecurity knowledge and a proactive approach to protecting sensitive data.

You will perform triage, support incident response, collaborate with IT and other departments, and help implement security measures. A bachelor's degree (or equivalent) and up to 2 years of experience, plus certifications like

Qualifications

• Bachelor's degree in a related field or equivalent work experience.
• 0–2 years of entry-level experience in this field.
• Two or more years of experience in IT support, systems administration, or network operations.
• Certifications: Network+, A+, CEH, SANS (SysAdmin, Audit, Network and Security) level 100 or similar.
• Knowledge of computer networking concepts, protocols, and network security methodologies.
• Knowledge of cybersecurity and privacy principles.
• Knowledge of cyber threats and vulnerabilities.
• Knowledge of audit and logging techniques.
• Knowledge of architectures and cybersecurity technologies used in modern networks.
• Knowledge of common cybersecurity frameworks.

Responsibilities

• Monitor and analyze security alerts, endpoint detections, and event data to identify potential threats and vulnerabilities.
• Perform initial triage, investigation, documentation, and escalation of suspected security incidents.
• Use enterprise cybersecurity tools to investigate detections, review endpoint activity, and support containment and remediation.
• Collaborate with IT and other departments to gather information and improve security of systems.
• Maintain accurate case notes, incident records, and operational documentation; prepare reports on alerts, incidents, and mitigation activities.
• Participate in security audits, compliance assessments, tabletop exercises, and continuous improvement initiatives.

Skills

Security monitoring

Incident response

Endpoint analysis

SIEM

Networking basics

Documentation

Analytical thinking

Education

Bachelor's degree or equivalent

Certifications such as Network+/A+/CEH/SANS

Tools

SIEM platforms

EDR

Ticketing systems

Logging techniques

Job description

Sierra Space Careers:

At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.

Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.

Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.

We are mission-driven, and together, we are an extraordinary team.

About the Role

The Cybersecurity Analyst I is responsible for monitoring and analyzing security alerts and reports to identify potential threats and vulnerabilities. This entry-level role involves investigating security incidents, conducting vulnerability assessments, and collaborating with various departments to ensure the security of the organization's network and systems. Your primary responsibilities will include identifying and responding to security incidents, analyzing security alerts, and aiding in the implementation of security measures to safeguard sensitive data The position requires foundational knowledge of cybersecurity principles and a proactive approach to protecting digital assets.

About You

Our mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower - to join us in this critical mission.

We're looking for team members who align with our values, mission and goals - while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.

Key Responsibilities:

• Monitor and analyze security alerts, endpoint detections, and event data to identify potential threats and vulnerabilities.
• Perform initial triage, investigation, documentation, and escalation of suspected security incidents in accordance with established procedures.
• Use enterprise cybersecurity tools to investigate detections, review endpoint activity, and support containment and remediation.
• Leverage foundational IT knowledge to troubleshoot and investigate security-related issues.
• Assist with the configuration, maintenance, and troubleshooting of cybersecurity tools and technologies.
• Collaborate with IT and other departments to gather information, coordinate incident response, and improve the security of organizational systems.
• Maintain accurate case notes, incident records, and operational documentation; prepare reports on alerts, incidents, vulnerabilities, and mitigation activities.
• Participate in security audits, compliance assessments, tabletop exercises, and continuous improvement initiatives.
• Maintain current knowledge of cybersecurity threats, attack techniques, defensive technologies, and SOC processes.

Minimum Qualifications:

• Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree).
• Typically entry-level 0 - 2 years of experience.
• Two or more years of experience in IT support, systems administration, network operations.
• Certifications: (1 or more required) Network+, A+, Certified Ethical Hacker, SANS (SysAdmin, Audit, Network and Security) level 100 courses or similar.
• Knowledge of computer networking concepts, protocols, and network security methodologies.
• Knowledge of cybersecurity and privacy principles.
• Knowledge of cyber threats and vulnerabilities.
• Knowledge of audit and logging techniques.
• Knowledge of structure, architectures, designs, and cybersecurity technologies used in modern communication networks.
• Knowledge of common cybersecurity frameworks.

Preferred Qualifications:

• Ability to obtain and maintain a U.S. security clearance
• Experience working in a security operations center (SOC), security monitoring, incident response, or a similar cybersecurity environment.
• Hands-on experience with the enterprise security platforms, including reviewing detections, investigating endpoint activity, and supporting response actions.
• Experience with a security information and event management (SIEM) platform and basic log analysis.
• Familiarity with endpoint detection and response (EDR), ticketing, and incident tracking tools.
• Additional certifications such as Security+, CySA+, GSEC, or equivalent.
• Understanding of common attack techniques, incident response processes, and cybersecurity frameworks.
• Strong analytical, troubleshooting, documentation, communication, and organizational skills.
• Ability to work effectively independently and as part of a team in a continuously monitored operational environment.

Compensation :

Pay Range:

$75,937.00 - $104,434.75

Your actual base compensation will be determined on a case-by-case basis and may vary based o