Jobs at Apex

Own electro-optical sensor products across architecture, design, prototyping, qualification, production, and field deployment. Lead verification and validation, test planning, qualification campaigns, test station development, failure investigations, and root-cause analysis. Perform system and component trade studies balancing performance, cost, schedule, and risk. Provide technical production support, manage project budgets and schedules, collaborate across engineering and manufacturing teams, and present technical work at design reviews.

Ground Software Engineering Interns will contribute to the design, development, and deployment of software that operates satellites. Responsibilities include owning scoped projects and completing meaningful tickets across the ground software stack while collaborating with engineers, learning aerospace systems, and receiving mentorship during a 12-week program.

Complete a 12-week software engineering internship focused on test and automation for satellite platform systems. Design, analyze, build, and test projects spanning ground support equipment and flight hardware. Interns own projects from start to finish, collaborate with engineering teams, receive mentorship, and participate in aerospace learning and community sessions.

Design and integrate electric propulsion systems for spacecraft buses, including architecture, fluidic systems, instrumentation, controls, power and mass budgets. Develop manufacturing procedures, qualification and acceptance test plans, and support environmental and hot-fire testing. Troubleshoot manufacturing anomalies, conduct trade studies, manage suppliers, decompose requirements, perform hazard analyses, and ensure compliance with spacecraft, range safety, and manufacturing standards.

Supports satellite platform engineering through an end-to-end project involving the design, analysis, fabrication, and testing of ground support equipment or flight hardware. The 12-week internship provides mentorship, aerospace learning sessions, and collaboration with engineering teams. Interns are expected to take ownership of complex challenges and develop reliable, efficient spacecraft solutions.

Participate in a 12-week embedded software engineering internship developing and improving software for satellite control systems, microcontrollers, simulations, user interfaces, and new spacecraft hardware. Interns will own a mentored project focused on reliability and efficiency while collaborating with the broader engineering team and learning about aerospace systems.

Coordinate recruiting operations end-to-end, including complex interview scheduling, candidate communication, onsite hosting, tours, travel logistics, expenses, ATS data management, reporting, recruiting events, and process documentation. Partner with recruiters and hiring managers to improve candidate and interviewer experiences, identify bottlenecks, maintain accurate job postings, and support recruiting tools, workflows, and change management in a fast-growing aerospace startup.

Design, implement, administer, and optimize IT infrastructure across servers, endpoints, networks, cloud platforms, and security controls. Manage Windows, macOS, mobile, and Linux environments; administer Microsoft 365 and collaboration tools; build automation with PowerShell, Bash, and Python; provide Tier 3 support; and lead infrastructure projects, documentation, troubleshooting, and lifecycle management.

RF/Communications Engineering Interns will support satellite communications subsystem development through antenna measurements, active and passive testing, radio spectrum measurements, and radio performance characterization. Interns will work on an assigned project with mentorship and collaborate with the broader aerospace engineering team. Candidates must be pursuing electrical engineering and demonstrate proficiency in RF design, RF measurement techniques, or software-defined radios.

Mechanical Engineering Interns will help develop deployable satellite structures for spacecraft platforms. Responsibilities include contributing to Comet XL and Comet Mini projects, using NX CAD, building hardware, and working with electromechanical systems and soft goods. Interns receive a dedicated project, mentorship, aerospace learning sessions, and opportunities for hands-on professional growth in a fully onsite environment.

The Spacecraft Structures Test Engineer will oversee validation of flight hardware through structural and mechanical testing, collaborating with various teams to ensure spacecraft functionality in real environments.

Design, build, and operate highly available ground and site network infrastructure across commercial and secured environments. Architect Kubernetes platforms, enforce security and compliance controls, develop Terraform-based infrastructure as code, and establish monitoring, logging, alerting, CI/CD, and automation. Serve as a site reliability owner for mission-critical systems, driving uptime and incident response. Partner with security and mission operations teams, define architectural standards, and mentor engineers.

Support new product introduction and scalable manufacturing processes for spacecraft production. Develop production methodologies, process flows, tooling, work instructions, factory workflows, and production readiness plans. Partner with design, supply chain, quality, production, and test teams on DFM/DFA, equipment integration, process validation, documentation, configuration control, and troubleshooting as products transition from development builds to production ramp.

Architect, deploy, automate, and operate secure, scalable cloud and hybrid infrastructure across AWS GovCloud and Microsoft Azure. Build environments with Infrastructure as Code, automate provisioning and deployments, manage networking and security, monitor reliability, troubleshoot complex incidents, optimize cloud operations, and implement backup and disaster recovery. Collaborate with engineering, DevOps, security, and IT teams while documenting architectures, standards, and runbooks.

Manage the full lifecycle of government and commercial contracts, including drafting, review, negotiation support, administration, compliance tracking, modifications, renewals, and closeout. Maintain contract records, deadlines, templates, playbooks, and standard terms. Support proposals and bids, resolve contractual issues, and coordinate with legal, business development, mission management, supply chain, finance, customers, suppliers, and government counterparts.

Supervise full-cycle accounts payable and accounts receivable, including billing, collections, vendor onboarding, invoicing, aging review, and payment processing. Lead revenue recognition for complex aerospace programs under ASC 606, including point-in-time and percentage-of-completion arrangements. Support month-end close, reconciliations, accruals, contract accounting, internal controls, audit preparation, process automation, and AP/AR team development.

Leads daily help desk operations while providing hands-on Tier 1 and Tier 2 support. Manages, prioritizes, assigns, documents, and escalates tickets; troubleshoots hardware, software, operating systems, applications, networks, and user access issues across Windows, macOS, iOS, Android, and Linux. Coaches technicians, provides technical guidance, ensures issue resolution, and collaborates with the IT Manager.

Own company-wide headcount planning and modeling while serving as the finance business partner to Engineering and R&D. Contribute to annual budgeting, reforecasts, and long-range planning; perform variance analysis; prepare management and executive reporting; improve FP&A processes and systems; and support purchase order and requisition approvals for major Engineering projects.

Develop mechanical designs and models for satellites, conduct structural analyses, optimize designs, and participate in testing. Collaborate cross-functionally and prepare technical documentation.

Build, integrate, test, qualify, troubleshoot, and scale spacecraft electromechanical mechanisms and rotating assemblies. Develop test setups, fixtures, instrumentation, manufacturing procedures, and validation processes for actuator and motor-driven hardware. Integrate sensors, telemetry, controls, avionics, and software interfaces while supporting environmental and lifetime testing. Lead root-cause investigations and corrective actions, partnering with design and production teams to improve manufacturability, reliability, and scalability of flight hardware.