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Amentum

Network Design Engineer – Lead, IRES, SSFB, HSV, FBEL

Amentum

. Serve as the principal network authority and Lead Network Integrator for the Next Generation Environment on the IRES contract .

Posted 9/16/2026full-timeColorado Springs • Alabama • United StatesSenior💰 $175,000 - $225,000 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expert-level knowledge in network architecture and design, particularly in large-scale enterprise and DoW networks. Proficient in implementing Zero Trust segmentation and compliance with RMF/STIG standards while leading cross-functional teams and interfacing with government and industry stakeholders.

Highest-signal resume keywords
Network Architecture DesignZero Trust Segmentation ImplementationExpert-Level Routing and SwitchingLeadership in Network EngineeringIAT III or IAM II Certification

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Routing and SwitchingBGPOSPFEVPN-VXLANMPLSQoSIPv6Network Resiliency PatternsFIPS-Validated CryptographySoftware-Defined Networking
Soft Skills
Excellent Communication SkillsAbility to Brief Senior Leaders
Tools & Technologies
Cisco NexusVMware NSXF5 BIG-IPVersa SD-WANInfoblox DDI
Certifications & Qualifications
CISSPCASP+ CECISMCCIECCNPITIL 4 Foundation
Industry Keywords
DoW NetworksHybrid/Multi-Cloud NetworkingRMF ComplianceSTIG ComplianceMissile Defense Agency

Tech Stack

Tools & technologies
AWSAzureCloudDNSSwitchingVMware

About the role

Key responsibilities & impact
  • Serve as the principal network authority and Lead Network Integrator for the Next Generation Environment on the IRES contract
  • Drive architecture, modernization, and cross-performer technical governance of MDA’s unified digital ecosystem
  • Lead a team of network engineers and interface with the Government NGE Technical Director, Government Network Design Lead, MDA leadership, and industry partners
  • Establish and enforce technical baselines across Cisco Nexus Spine-Leaf EVPN-VxLAN fabrics, VMware NSX networks, Versa SD-WAN, F5 application delivery controllers, and Infoblox enterprise DDI
  • Align network technical roadmaps and Interface Control Documents among government stakeholders, military leadership, and industry performers
  • Translate mission capability needs into network architecture roadmaps, technical baseline decisions, and engineering trade studies
  • Oversee technical assignments, design reviews, peer code/configuration audits, and engineering deliverables
  • Architect scalable multi-site data center fabrics using Cisco Nexus NX-OS, Spine-Leaf topologies, and EVPN-VxLAN overlays
  • Integrate VMware NSX/VCF for software-defined networking and distributed micro-segmentation
  • Design enterprise load balancing, traffic distribution, SSL offloading/decryption, and high-availability application routing using F5 BIG-IP LTM/GTM/APM
  • Architect WAN transport and secure branch interconnects using Versa SD-WAN/SASE, MPLS, and zero-trust edge controls
  • Govern IPAM, DNS resolution, and DHCP provisioning using Infoblox DDI and hybrid-cloud orchestration pipelines
  • Define network segmentation, micro-segmentation, ICAM integration, dynamic policy enforcement, and FIPS-validated cryptography
  • Align designs with DoW Zero Trust Strategy, NIST SP 800-53, and DISA STIGs to support continuous ATO
  • Lead Network Architecture Review Boards and Engineering Change Boards
  • Establish HLDs, LLDs, ADRs, and ICDs using MBSE concepts

Requirements

What you’ll need
  • 12 or more years of general (full-time) work experience; may be reduced with completion of advanced education
  • 6 or more years of directly related experience designing and leading large-scale enterprise or DoW networks across data center, WAN/backbone, campus/branch domains
  • 1 or more years of experience working in a management or leadership role
  • Expert-level knowledge of routing and switching, including BGP, OSPF, IS-IS, EVPN VXLAN and/or MPLS, QoS, IPv6, multicast, and network resiliency patterns
  • Demonstrated success implementing Zero Trust segmentation, 802.1X/NAC, identity-aware firewall policy, and FIPS-validated cryptography
  • Familiarity with hybrid/multi-cloud networking patterns and IL4/5/6 operational constraints; strong grasp of RMF/STIG compliance
  • Current IAT III or IAM II baseline certification, such as CISSP, CASP+ CE, or CISM
  • Active DoW Secret Security Clearance
  • Excellent communication skills and ability to brief senior leaders and translate technical concepts into mission impact
  • Bachelor’s degree or higher in computer science or Information Technology (desired)
  • Experience with ITIL, TOGAF, or other architecture frameworks (desired)
  • Experience supporting the Missile Defense Agency or other DoW organizations (desired)
  • Experience with software-defined networking, automation, and cross-domain solutions (desired)
  • Desired certifications include CCIE, CCNP or equivalent expert credentials, ITIL 4 Foundation, architecture framework credentials, and AWS/Azure associate-level cloud networking certifications

Benefits

Comp & perks
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance