Information System Security Officer I (TS/SCI Required)

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 Engineer I is an entry-level position responsible for designing, implementing, and maintaining security measures to protect the organization's information systems. This role involves working with various security technologies, including, encryption, intrusion detection/prevention systems (IDS/IPS), and multi-factor authentication.

They will have foundational knowledge of computer networking concepts, protocols, and network security methodologies, as well as an understanding of cybersecurity and privacy principles. The Cybersecurity Engineer I will work closely with senior engineers and cross-functional teams to ensure the security and integrity of the organization's information systems.

This position offers the

opportunity:

to gain hands-on

experience:

in cybersecurity engineering, stay updated with the latest industry trends, and contribute to the continuous improvement of the organization's security posture. In this role, you will support the design, implementation, and maintenance of security measures such as encryption, intrusion detection/prevention systems (IDS/IPS), and multi-factor authentication.

You will assist in the configuration, deployment, and management of security tools and technologies, while also implementing and managing network security measures to protect data, systems, and networks.

• Conducting vulnerability assessments and penetration testing to identify and mitigate security risks will be a key responsibility, along with developing and maintaining security policies, procedures, and documentation.

You will collaborate with cross-functional teams to integrate security best practices into system designs and deployments, monitor and respond to security incidents and alerts, and provide technical support and troubleshooting. Staying updated with the latest industry trends, emerging threats, and regulatory

requirements:

will be essential, as will participating in security audits and assessments to ensure compliance with cybersecurity frameworks.

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. 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:

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:

Certifications: Security+, CySA+, GSEC, or equivalent. Familiarity with security information and event management (SIEM) tools. Basic understanding of cloud security platforms such as AWS, Azure, or Google Cloud. Strong problem-solving

skills:

and attention to detail. Excellent communication and teamwork

skills:

Willingness to learn and adapt to new technologies and methodologies.

Compensation:

Pay Range: $74,085.00 - $101,887.50 Your actual base

compensation:

will be determined on a case-by-case basis and may vary based on job-related knowledge and

skills:

,

education:

,

experience:

, internal equity and market competitiveness. Elevate Your Career At Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations.

We also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more. Sierra Space is an industry-leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components.

We deliver mission-proven technologies to our customers that safeguard our nation, protect space-based assets and enable space exploration. Application Deadline: This role will remain posted until a qualified pool of candidates is identified. Please note: Sierra Space does not accept unsolicited resumes from contract agencies or search firms.

Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees. Sierra Space Corporation is an equal

opportunity:

employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us.

About:

Sierra Space Headquartered in Colorado, Sierra Space is a mission-proven Defense Tech company delivering satellite platforms, critical subsystems, reusable spaceplanes, hypersonic technologies, propulsion systems, and infrastructure for the nation’s most critical missions. With more than three decades of heritage and a record of flight-proven success in space, Sierra Space is trusted by U.S.

National Security, Civil customers, and global allies. Our technologies safeguard our nation, sustain human exploration in space, and ensure the freedom of operations beyond Earth. Sierra Space is defining the new era of Space Defense, strengthening deterrence today and preserving freedom of action for generations to come.