Cyber Security Specialist Ascension Federal ServicesCyber Security SpecialistTucson, ArizonaThe Cyber Security Specialist will be responsible for protecting the organization's computer networks and systems from unauthorized access, attacks, and breaches. The specialist will work closely with the IT team to identify potential vulnerabilities and develop strategies to mitigate risks.
Cyber Security Engineer- Compliance Quest Defense Systems & SolutionsCyber Security Engineer- ComplianceTucson, ArizonaThis position is ideal for a cybersecurity professional with experience supporting regulated environments, systems administration, vulnerability management, and cybersecurity compliance frameworks such as NIST SP 800-171 and CMMC. We are seeking a Cybersecurity Compliance Engineer to support the implementation, maintenance, and validation of cybersecurity controls for engineering test equipment, systems, and operational technology (OT) environments.
Senior Information Systems Engineer (Cyber / Compliance) MKS2 TechnologiesSenior Information Systems Engineer (Cyber / Compliance)Tucson, AZ$140,000–$150,000 / yearMKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. This role focuses on analysis, simulation, testing, and design of circuit card assemblies across power, analog, and/or motor control domains.
MAT Ramp: TESA Cyber Engineer The Kemtah Group, Inc.MAT Ramp: TESA Cyber EngineerTucson, AZStart Date: Immediate Shift: 8am - 5pm, 9/80 schedule Active US Secret Clearance Preferred but not required The Cyber Engineer - Compliance is responsible for implementing, sustaining, and validating cybersecurity controls to ensure systems, networks, operational technology (OT), and third-party integrations meet regulatory, contractual, and enterprise compliance requirements. Key deliverables for this role: Implement and sustain security controls aligned with: NIST SP 800-171 CMMC DFARS 252.204-7012 NIST SP 800-53 (as applicable) NIST SP 800-82 (OT environments) Translate regulatory requirements into enforceable technical controls.
TESA Cyber Engineer BelcanTESA Cyber EngineerTucson, AZStart Date: Immediate Shift: 8am - 5pm, 9/80 schedule *Active US Secret Clearance Preferred but not required The Cyber Engineer - Compliance is responsible for implementing, sustaining, and validating cybersecurity controls to ensure systems, networks, operational technology (OT), and third-party integrations meet regulatory, contractual, and enterprise compliance requirements. Key deliverables for this role: * Implement and sustain security controls aligned with: * NIST SP 800-171 * CMMC * DFARS 252.204-7012 * NIST SP 800-53 (as applicable) * NIST SP 800-82 (OT environments) * Translate regulatory requirements into enforceable technical controls.
Cyber Engineer Hire VeteransCyber EngineerTucson, ArizonaPosition Overview: The Cyber Engineer – Compliance is responsible for implementing, sustaining, and validating cybersecurity controls to ensure systems, networks, operational technology (OT), and third-party integrations meet regulatory, contractual, and enterprise compliance requirements. Maintain accurate and up-to-date records of all equipment assets in accordance with iRAMP requirements to ensure proper accountability, configuration management, and cybersecurity risk tracking throughout each asset's lifecycle.
Systems/Cyber Engineer Hire VeteransSystems/Cyber EngineerTucson, ArizonaProject Overview: Create help guides/templates on a variety of system administration topics, which may include cybersecurity, cyber compliance, cyber vulnerability audits relating to Test Equipment. Position Overview: TESA is seeking a highly capable Cyber/Systems Engineer with strong experience in IT systems administration, requirements development, and technical writing.
TESA Cyber Engineer Belcan LLCTESA Cyber EngineerTucson, AZThe Cyber Engineer - Compliance is responsible for implementing, sustaining, and validating cybersecurity controls to ensure systems, networks, operational technology (OT), and third-party integrations meet regulatory, contractual, and enterprise compliance requirements. Key deliverables for this role: Implement and sustain security controls aligned with: NIST SP 800-171.
Cyber Analyst (Senior) PeratonCyber Analyst (Senior)Tucson, Arizona$104,000–$166,000 / yearFull timeDesired Education: Master’s degree from a college or university accredited by an agency recognized by the U.S. Department of Education; or have bachelor’s degree from a college or university accredited by an agency recognized by the U.S. Department of Education and an additional 5 years of related senior experience, for a total of 15 years, as a substitute to the master’s degree. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Cyber Analyst PeratonCyber AnalystTucson, Arizona$66,000–$106,000 / yearFull timeAs the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. The Cyber Analyst will play a critical role in cryptologic support , cybersecurity operations , and system administration to protect mission-critical systems and networks.
Cyber Analyst (Senior) Peraton IncCyber Analyst (Senior)Tucson, AZ$104,000–$166,000 / yearDesired Education: Master's degree from a college or university accredited by an agency recognized by the U.S. Department of Education; or have bachelor's degree from a college or university accredited by an agency recognized by the U.S. Department of Education and an additional 5 years of related senior experience, for a total of 15 years, as a substitute to the master's degree. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Cyber Analyst Peraton IncCyber AnalystTucson, AZ$66,000–$106,000 / yearAs the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. The Cyber Analyst will play a critical role in cryptologic support, cybersecurity operations, and system administration to protect mission-critical systems and networks.
Senior Cyber Enhanced Assessment (CEA) Assessor - Tucson, AZ RTXSenior Cyber Enhanced Assessment (CEA) Assessor - Tucson, AZTucson, ArizonaActive and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Experience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, protocols, security methodologies, software programs, hardware troubleshooting or electronics).
Senior Cyber Enhanced Assessment (CEA) Assessor - Tucson, AZ RTX CorpSenior Cyber Enhanced Assessment (CEA) Assessor - Tucson, AZTucson, AZExperience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, protocols, security methodologies, software programs, hardware troubleshooting or electronics). Our cybersecurity team is seeking a Senior Cyber Enhanced Assessment (CEA) Assessor to support classified computing environments 100% onsite at our facility in Tucson, Arizona.
SkillBridge Intern DoD: Information System Security Officer - Tucson, AZ RTX CorpSkillBridge Intern DoD: Information System Security Officer - Tucson, AZTucson, AZRaytheon is a provider of SkillBridge/HOH Fellowship opportunities for transitioning service members to gain an in-depth understanding of the aerospace and defense business from some of the most respected leaders and engineers in the industry. We are seeking ambitious military talent who will bring the skills and experience gained while wearing the uniform to help us create trusted, creative solutions for a safer, more connected world, join us.
Program Information Systems Security Manager (ISSM) - Tucson, AZ RTX CorpProgram Information Systems Security Manager (ISSM) - Tucson, AZTucson, AZComponents of the cybersecurity (CS) program include Assessment and Authorization (A&A) activities (documentation preparation, system configuration/validation, certification testing, etc.), security sustainment activities (hardware change management, software change management, account management, media protection, user interface, file transfers, etc.), conducting self-inspections, and delivering information systems security education and awareness. Experience providing technical security expertise and oversight for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT) and other Raytheon Business Units.
Senior Information System Security Officer (ISSO) - Tucson, AZ RTX CorpSenior Information System Security Officer (ISSO) - Tucson, AZTucson, AZExperience providing technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT). Experience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics).
Senior Information Systems Security Officer (ISSO) II - Tucson, AZ RTX CorpSenior Information Systems Security Officer (ISSO) II - Tucson, AZTucson, AZExperience providing technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT). Experience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics).
Senior Information System Security Officer (ISSO) - Tucson, AZ RTXSenior Information System Security Officer (ISSO) - Tucson, AZTucson, ArizonaActive and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Experience providing technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT).
Senior Information Systems Security Officer (ISSO) II - Tucson, AZ RTXSenior Information Systems Security Officer (ISSO) II - Tucson, AZTucson, ArizonaActive and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Experience providing technical security consultation for complex, cross-domain, heterogeneous classified networked environments in collaboration with internal/external Customers, Information Technology (IT).
Information System Security Officer (ISSO) - Tucson, AZ RTX CorpInformation System Security Officer (ISSO) - Tucson, AZTucson, AZExperience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics). RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.
Information System Security Officer (ISSO) - Tucson, AZ RTXInformation System Security Officer (ISSO) - Tucson, AZTucson, ArizonaActive and existing security clearance required on day 1 At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Experience working with and/or supporting computer technologies (such as: databases, operating systems, computer network hardware, software programs, hardware troubleshooting or electronics).
Systems Engineer II - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P2 RTX CorpSystems Engineer II - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P2Tucson, AZRaytheon is seeking a Systems Engineer II - Anti-Tamper / Program Protection (P2) to join our elite Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding our Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance and Supply Chain Risk Management.
Linux Systems Administrator Arete AssociatesLinux Systems AdministratorTucson, AZ$85,000–$125,000 / yearImplement and validate cyber-compliant configurations, including: DISA STIG application and remediation RMF control implementation and sustainment SCAP and ACAS vulnerability scanning and mitigation Support the design, installation, and configuration of systems and networks of varying complexity. We are seeking a mid-level Linux System Administrator to support multiple Department of Defense (DoD) programs focused on the design, installation, and configuration of cyber-compliant prototype and low-volume production systems and networks.
New2026 Raytheon Full Time - Software Effectors Engineer II - Tucson, AZ (Onsite) Pratt & Whitney2026 Raytheon Full Time - Software Effectors Engineer II - Tucson, AZ (Onsite)Tucson, ArizonaOur precision software and firmware integrate operating systems, device drivers, networking, and control software to bring together sensors, guidance, and flight control processing features to complete the mission. Assist and participate in the requirements, design, development and testing of real-time embedded software, application software, and tools, to include development of new work products or enhancement of existing applications and systems.
2026 Raytheon Full Time - Software Effectors Engineer I - Tucson, AZ (Onsite) RTX Corp2026 Raytheon Full Time - Software Effectors Engineer I - Tucson, AZ (Onsite)Tucson, AZOur precision software and firmware integrate operating systems, device drivers, networking, and control software to bring together sensors, guidance, and flight control processing features to complete the mission. Assist and participate in the requirements, design, development and testing of real-time embedded software, application software, and tools, to include development of new work products or enhancement of existing applications and systems.
Production Test Engineer MKS2 TechnologiesProduction Test EngineerTucson, AZ$120,000–$130,000 / yearMKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. The Production Test Engineer (PTE) supports manufacturing test operations throughout the product lifecycle, including development, transition to production, sustained production, and depot activities.
Senior Electrical Engineer MKS2 TechnologiesSenior Electrical EngineerTucson, AZMKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. This role involves hands-on work designing, developing, and integrating test systems used across both lab and production environments.
Digital Design Engineer MKS2 TechnologiesDigital Design EngineerTucson, AZ$90,000–$100,000 / yearThis role focuses on designing high-speed digital circuits for applications such as missile guidance, video processing, and digital signal processing , leveraging technologies like FPGAs, processors, and advanced interfaces. MKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients.
Power & Analog Electrical Engineer MKS2 TechnologiesPower & Analog Electrical EngineerTucson, AZ$140,000–$150,000 / yearMKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. This role focuses on analysis, simulation, testing, and design of circuit card assemblies across power, analog, and/or motor control domains.
Production Hardware Electrical Engineer MKS2 TechnologiesProduction Hardware Electrical EngineerTucson, AZMKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. This role supports production operations by troubleshooting complex electrical and electronic systems, driving root-cause investigations, resolving factory and supplier issues, and implementing corrective actions.
Test Systems Technical Lead Engineer MKS2 TechnologiesTest Systems Technical Lead EngineerTucson, AZMKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. This role operates in a lab environment, working closely with system designers to develop, integrate, and deploy test systems that support tactical software development, system validation, and delivery of mission-critical capabilities.
Principal Systems Engineer – Anti-Tamper / Program Protection (On-site Tucson, AZ) – P4 RTXPrincipal Systems Engineer – Anti-Tamper / Program Protection (On-site Tucson, AZ) – P4Tucson, ArizonaRaytheon is seeking a Principal Systems Security Engineer – Anti-Tamper/Program Protection (P4) to join our elite Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding our Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance and Supply Chain Risk Management.
Senior Systems Engineer – Anti-Tamper / Program Protection (On-site Tucson, AZ) – P3 RTXSenior Systems Engineer – Anti-Tamper / Program Protection (On-site Tucson, AZ) – P3Tucson, ArizonaRaytheon is seeking a Senior Systems Security Engineer – Anti-Tamper/Program Protection (P3) to join our elite Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding our Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance and Supply Chain Risk Management.
Principal Systems Engineer - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P4 RTX CorpPrincipal Systems Engineer - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P4Tucson, AZRaytheon is seeking a Principal Systems Security Engineer - Anti-Tamper/Program Protection (P4) to join our elite Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding our Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance and Supply Chain Risk Management.
Senior Systems Engineer - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P3 RTX CorpSenior Systems Engineer - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P3Tucson, AZRaytheon is seeking a Senior Systems Security Engineer - Anti-Tamper/Program Protection (P3) to join our elite Systems Security Engineering (SSE) team within the Systems Engineering and Test Capabilities Directorate. This role is critical to safeguarding our Warfighters' technological advantages through the creation and integration of holistic security solutions, including Anti-Tamper, Cyber Security, Software Assurance and Supply Chain Risk Management.
License Services Administrator RTXLicense Services AdministratorTucson, ArizonaActive and existing security clearance required after day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. This individual will work closely across IT Discipline Functions and Infrastructure services personnel to support and prioritize license services application road maps and upgrade schedules for supported tools.
License Services Administrator RTX CorpLicense Services AdministratorTucson, AZThis individual will work closely across IT Discipline Functions and Infrastructure services personnel to support and prioritize license services application road maps and upgrade schedules for supported tools. In this role, the contributor will be responsible for providing IT solutions for application license service operations, configurations, sustainment, application utilization monitoring, upgrades, support tool integrations, and compliance/security approvals.
NewPrincipal Software Systems Quality Engineer onsite Tucson, AZ RTX CorpPrincipal Software Systems Quality Engineer onsite Tucson, AZTucson, AZLADS programs include Global Patriot, Ghost-Eye / Lower Tier Air & Missile Defense, National Advanced Surface-to-Air Missile, Stinger, Next Generation Short-Range Interceptor, TOW, Javelin, Excalibur, and counter unmanned aerial systems. Eight years working experience in a Quality or Technical role and applying principles across the following: Agile: SCRUM teams, sprints / increments, stories / points, backlog / burndown, and/or continuous integration/delivery (CI/CD).
MAT Ramp: TESA Systems Engineer The Computer Merchant, LtdMAT Ramp: TESA Systems EngineerTucson, AZ$60–$64 / hourWhile an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. Create help guides/templates on a variety of system administration topics, which may include cybersecurity, cyber compliance, cyber vulnerability audits relating to Test Equipment.
Senior Principal Systems Engineer – Anti-Tamper / Program Protection (On-site Tucson, AZ) – P5 RTXSenior Principal Systems Engineer – Anti-Tamper / Program Protection (On-site Tucson, AZ) – P5Tucson, ArizonaRaytheon is seeking a Senior Principal Systems Security Engineer (Program Protection / Anti-Tamper) - P5 to join our elite Systems Security Engineering (SSE) team for the Systems Directorate in developing solutions to protect the Warfighter’s technology advantage. Systems Security Engineering creates holistic security solutions leveraging Cybersecurity, Software Assurance and Supply Chain Risk Management to support Program Protection on embedded weapons systems.
TESA Systems Engineer Belcan LLCTESA Systems EngineerTucson, AZWe are seeking a highly capable Cyber/Systems Engineer with strong experience in IT systems administration, requirements development, and technical writing. We consider several factors when extending an offer, including but not limited to education, experience, geographic location, and discipline.
Systems Engineer – Test Equipment Compliance Quest Defense Systems & SolutionsSystems Engineer – Test Equipment ComplianceTucson, ArizonaWith over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. You will work closely with systems engineers and technical subject matter experts to ensure documentation is accurate, complete, and ready for approval through formal engineering review processes.
NewRadar System Engineer Science Referral NetworkRadar System EngineerTucson, AZThe MDSS department provides subject matter expertise for concept development, architectural design, requirements generation & flow down, modeling and simulation, systems analysis, integration, test and evaluation of world‑class Missile Defense & Sensor Systems to be achieved through our people, processes, technology and performance. QualificationsRequired Skills: Minimum of 4 years of experience in the field of engineering or related technical disciplineExperience with developing, documenting, and maintaining processes, methods and toolsExperience with MS Office SuiteActive DoD Security Clearance (U.S.
Senior Principal Systems Engineer - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P5 RTX CorpSenior Principal Systems Engineer - Anti-Tamper / Program Protection (On-site Tucson, AZ) - P5Tucson, AZRaytheon is seeking a Senior Principal Systems Security Engineer (Program Protection / Anti-Tamper) - P5 to join our elite Systems Security Engineering (SSE) team for the Systems Directorate in developing solutions to protect the Warfighter's technology advantage. Systems Security Engineering creates holistic security solutions leveraging Cybersecurity, Software Assurance and Supply Chain Risk Management to support Program Protection on embedded weapons systems.
Director, Enterprise Data Architecture CliniSys IncDirector, Enterprise Data ArchitectureTucson, AZ$150,000–$180,000 / yearAs a global provider of intelligent diagnostic informatics solutions, we build AI-enabled, cloud-based platforms to enhance diagnostic workflows across healthcare, life sciences, and public health. You will partner with Product, Engineering, AI, Cyber Security, and business functions to deliver integrated, end-to-end data capabilities that improve data quality, accessibility, and decision-making outcomes.
Director, Business Solutions CliniSys IncDirector, Business SolutionsTucson, AZ$150,000–$180,000 / yearYou will partner with Product, Customer Support, Sales, Marketing, Finance, HR, Cyber Security, and other business leaders to deliver integrated, end-to-end digital capabilities that improve efficiency, experience, and measurable business outcomes. As a global provider of intelligent diagnostic informatics solutions, we build AI-enabled, cloud-based platforms to enhance diagnostic workflows across healthcare, life sciences, and public health.
Director, Enterprise AI Architecture CliniSys IncDirector, Enterprise AI ArchitectureTucson, AZ$150,000–$180,000 / yearThis is a strategic leadership role-partnering closely with the Office of the CTO, Product & Engineering, Cyber Security, Data, Operations, and business leaders to translate priorities into integrated, end-to-end capabilities that drive speed, experience, and measurable outcomes. As a global provider of intelligent diagnostic informatics solutions, we build AI-enabled, cloud-based platforms to enhance diagnostic workflows across healthcare, life sciences, and public health.
Senior Principal Excalibur SEI&T IPT Lead (Onsite) RTX CorpSenior Principal Excalibur SEI&T IPT Lead (Onsite)Tucson, AZAn I&V lead will manage the team's daily activities, but experience in this engineering discipline as well as Systems Engineering is desired considering the program's focus on them during its POD and POM phases. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.
Aircraft Maintenance D - Mission Systems Specialist (Avionics) L3Harris Technologies IncAircraft Maintenance D - Mission Systems Specialist (Avionics)Tucson, AZTo help spot these scams, remember that during our formal recruitment process, L3Harris will NOT (1) ask you for money; (2) offer to send you a check before doing any work; (3) require you to provide sensitive personal information early in the process or sensitive information about your previous employer; (4) send you emails from free commercial services (e.g. Applies technical knowledge of electronic principles and strong knowledge in troubleshooting techniques to determine mission equipment malfunctions and restore aircraft mission systems to full operational status.