Senior VoIP Engineer – SIP, SBC & Voice Platforms (Contract, Onsite)

Senior Voice - VoIP Engineer (Contract)

📍 Location: Philadelphia, PA / Mount Laurel, NJ / Denver, CO (On-site)
📅 Duration: 12 months
💲 Rate: $50 – $60 per hour

🚀 Overview
An exciting opportunity for a Senior Voice / VoIP Engineer to take ownership of large-scale voice platforms in a high-impact environment. This role is ideal for someone who thrives on solving complex technical challenges, working autonomously, and contributing to cutting-edge voice and communication solutions.

🔧 Key Responsibilities
🔹 Design and support SIP-based voice and VoIP solutions, including call center and IVR systems
🔹 Troubleshoot SIP signalling, media flows, and complex voice-related issues across multiple systems
🔹 Translate business requirements into scalable and efficient technical designs
🔹 Operate independently, owning technical decisions and driving outcomes
🔹 Collaborate with engineering teams on design, escalation, and certification activities

✅ Required Skills & Experience
🔹 Strong hands-on expertise with SIP protocols, signalling, and media troubleshooting
🔹 Solid experience working within Linux environments (CLI-based support and diagnostics)
🔹 Proven background in VoIP platforms (PBX systems, SIP trunking, or service provider environments)
🔹 Strong systems-level problem-solving across multiple technologies
🔹 Basic scripting/automation experience
🔹 Exposure to APIs such as SOAP or REST

⭐ Preferred Experience
🔹 Experience with Session Border Controllers (SBCs) (e.g., Oracle/Acme Packet or similar)
🔹 Familiarity with carrier-grade voice platforms (e.g., BroadWorks or similar)
🔹 Exposure to Cisco voice technologies
🔹 Experience supporting large-scale, multi-region or global voice deployments

🎯 Additional Details
🔹 Experience Level: Mid-Senior (10+ years)
🔹 Education: Bachelor’s degree preferred
🔹 Function: Information Technology
🔹 Industry: IT & Services
🔹 Visa Sponsorship: Not available
🔹 Relocation Assistance: Not available

💡 Why This Role?
🔹 Work on complex, enterprise-scale voice systems
🔹 High level of autonomy and technical ownership
🔹 Opportunity to make a real impact in a fast-paced, innovative environment

Cyber Intelligence Specialist – IT System Administrator - Salt Lake City, Utah - $100,000 - $125,000 annually

Cyber Intelligence Specialist – IT System Administrator
Location: Salt Lake City, Utah
Schedule: 9/80 (Every other Friday off!)
Clearance: Active Secret security clearance required, with potential to obtain Top Secret clearance.
Relocation: Yes, full Assistance available
Compensation: $100,000 - $125,000 annually

Are you ready to bring your expertise to a cutting-edge environment where you'll shape the future of cybersecurity and IT systems? Join our team in Salt Lake City as a Cyber Intelligence Specialist – IT System Administrator and take on a pivotal role in ensuring the integrity and security of our Linux and Windows-based infrastructure. This on-site, full-time position offers the chance to work on critical projects that make a real impact.

What You’ll Do

• Secure Systems: Manage, monitor, and enhance the security of Linux and Windows servers, keeping them resilient against emerging threats.

• Performance Optimization: Set up and maintain administrator accounts, fine-tune system performance, and handle system-wide software installations.

• Innovate Security Practices: Implement and oversee Risk Management Framework (RMF) processes, continuous monitoring, and security controls.

• System Maintenance: Perform updates, patch vulnerabilities, and ensure minimal downtime by troubleshooting performance issues.

• Cutting-Edge Tech: Deploy and manage security tools like firewalls, intrusion detection systems, and encryption technologies.

• Audit & Compliance: Conduct security audits, align IT systems with regulatory standards, and develop mitigation strategies for potential risks.

• Collaborate & Lead: Partner with cybersecurity teams, provide guidance to staff, and contribute to disaster recovery planning and data restoration efforts.

• Document & Train: Maintain system documentation and train team members on best practices and technical processes.

What Makes You a Great Fit

• Required Qualifications:

• Bachelor’s Degree with 4+ years of relevant experience, OR a Graduate Degree with 2+ years of experience, OR 8+ years of related experience in lieu of a degree.

• Active Secret Security Clearance.

• Preferred Skills:

• Top Secret clearance with CI Poly is a big plus!

• Certifications like CISSP, RHCSA, RHCE, CompTIA Security+, or Linux+.

• Expertise in automation tools, scripting, and virtualization technologies.

• Strong knowledge of Linux OS, network protocols, and security compliance frameworks such as RMF.

• Proven ability to work independently and collaboratively in high-stakes environments.

Why Join Us?

• Dive into meaningful work protecting critical infrastructure.

• Advance your career with opportunities to grow your skill set and obtain top-tier security clearances.

• Collaborate with a dynamic team passionate about innovation and excellence.

• Work in a 9/80 schedule environment that offers work-life balance.

Take the next step in your career as a cybersecurity leader and IT systems expert. Let’s redefine security together—apply today!

Site Reliability Engineer - Falcon/Colorado Springs, CO - TS/SCI Clearance Required - $118,000 - $135,000 + $23,000 Sign-On Bonus - Relocation Available

Overview:

At our company, we rise to the challenge each day to ensure the safety of those that lead, serve, and protect the world we live in. We do this by making the world’s most advanced defense platforms even smarter. Our engineers redefine what’s possible and our manufacturing team brings it to life, building the brains behind the brawn on submarines, ships, combat vehicles, aircraft, satellites, and other advanced systems.

We pride ourselves in being a great place to work with this shared sense of purpose, committed to a diverse and exciting employee experience that drives innovation and creates a community where all feel welcome and a part of something amazing.

Our company is an Equal Opportunity/Affirmative Action Employer that is committed to hiring a diverse and talented workforce. EOE/Disability/Veteran

Responsibilities:

Requires a bachelor’s degree in systems engineering, or a related Science, Engineering or Mathematics field. Also requires 5+ years of job-related experience, or a master's degree plus 3 years of job-related experience. Agile experience preferred.

CLEARANCE REQUIREMENTS:

Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.

Qualifications:

ROLE AND POSITION OBJECTIVES:

Sign on bonus of up to $23,000 possible.

As a site reliability engineer for the company's Space and Intelligence Systems line of business, you’ll be a member of a cross functional team responsible for maintaining survivability and reliability of mission critical resources.

We encourage you to apply if you have any of these preferred skills or experiences:

Ensuring Uptime of Critical Systems

Automating Systems Administration Activities

Configuring, Monitoring, and Troubleshooting Enterprise Services

Experience administrating Linux systems 

What sets you apart:

Creative thinker with demonstrated success ensuring system uptime

Collaborative team player eager to provide technical leadership and position others for success

Thorough knowledge of technology trends and willingness to champion new ideas and process improvements

Strong presentation and communications skills with experience in the art of negotiation and the ability to meet challenging customer requirements with win-win solutions

Commitment to ongoing professional development for yourself and others

Our Commitment to You:

An exciting career path with opportunities for continuous learning and development.

Research oriented work, alongside award winning teams developing practical solutions for our nation’s security

Flexible schedules with every other Friday off work, if desired (9/80 schedule)

Competitive benefits, including 401k matching, flex time off, paid parental leave, healthcare benefits, health & wellness programs, employee resource and social groups, and more

See more at gdmissionsystems.com/careers/why-work-for-us/benefits

Workplace Options:

This position is fully on-site at a customer facility near Colorado Springs.

To Apply, Please complete the form below