Mission Security Administrator II (Space Systems)

Location: Onsite in Denver, CO (preferred) or Long Beach, CA; daily face-to-face customer engagement and work in SCIFs and other classified spaces are required. Occasional travel to government sites, customer facilities, or partner locations may be required.

Salary: Colorado base salary $80,000–$110,000; California base salary $85,000–$115,000 for Long Beach.

Company

hirify.global builds autonomous spacecraft, advanced payloads, mission software, and space-based interceptors for U.S. and allied space security missions.

What you will do

• Set up, configure, maintain, and administer classified command-and-control systems, engineering environments, and supporting infrastructure.
• Administer Windows and Linux servers, user accounts, identities, RBAC, permissions, and cloud infrastructure in AWS or Azure.
• Perform software installation, patching, troubleshooting, configuration management, asset inventory, and technical documentation.
• Execute backup operations, verify backup integrity, and support disaster recovery testing.
• Support RMF compliance, evidence collection, remediation tracking, vulnerability and audit finding remediation, and maintenance of ATO posture.
• Provide technical support and direct customer engagement while coordinating with government customers, ISSOs, ISSEs, assessment teams, IT professionals, and engineering teams; participate in an on-call rotation.

Requirements

• Active Secret clearance required; TS/SCI is preferred.
• DoD 8140 IAT Level II certification required, such as Security+, CySA+, or equivalent.
• Either a bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field plus 2–4 years of experience in system administration, IT operations, or security operations; or a master's degree in one of these fields with no experience required.
• Hands-on experience administering Windows Server and/or Linux server environments.
• Experience with user account management, identity administration, and role-based access control.
• Familiarity with configuration management, asset management, and system documentation practices.
• Working knowledge of RMF processes and DoD security compliance requirements.
• Strong troubleshooting and problem-solving skills in operational IT environments.
• Excellent communication skills and ability to work face-to-face with customers and stakeholders.
• Must be a U.S. citizen, lawful permanent resident of the U.S., protected individual under 8 U.S.C. 1324b(a)(3), or eligible to obtain the required U.S. Department of State authorizations under ITAR.

Nice to have

• Active TS/SCI clearance, including TS/SCI with polygraph.
• Experience supporting DoD or IC mission systems in classified environments and customer-facing technical support or system administration roles.
• Experience with IL-5 or IL-6 cloud environments, AWS GovCloud, or Azure Government.
• Experience with Active Directory, LDAP, ITSM tools, ticketing systems, or configuration management tools such as Ansible, Puppet, Chef, or SCCM.
• Hands-on experience implementing DISA STIGs and security baselines; knowledge of NIST SP 800-53 security controls.
• Familiarity with space system operations, including satellite C2 and ground infrastructure.
• Experience with Veeam, Commvault, AWS Backup, or Azure Backup.
• Additional DoD 8140 certifications such as CISSP, CISM, Server+, or Linux+.
• Scripting skills in PowerShell, Bash, or Python.

Culture & Benefits

• Mission-critical, fast-paced environment supporting national security space operations.
• Collaborative work with spacecraft engineers, mission operators, security professionals, government customers, and mission stakeholders.
• Professional development support including conferences, training, and security certifications.
• Company-paid medical, dental, and vision coverage with HSA/HRA options.
• Flexible Time Off for exempt employees, up to 25 accrued PTO days for non-exempt employees, paid holidays, parental leave, and sick leave.
• 401(k), fitness reimbursement, equity participation, catered lunch and snacks for in-office employees, and other benefits.